Jeff Brown | b4ff35d | 2011-01-02 16:37:43 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2010 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 17 | #define LOG_TAG "InputDispatcher" |
| 18 | |
| 19 | //#define LOG_NDEBUG 0 |
| 20 | |
| 21 | // Log detailed debug messages about each inbound event notification to the dispatcher. |
Jeff Brown | 349703e | 2010-06-22 01:27:15 -0700 | [diff] [blame] | 22 | #define DEBUG_INBOUND_EVENT_DETAILS 0 |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 23 | |
| 24 | // Log detailed debug messages about each outbound event processed by the dispatcher. |
Jeff Brown | 349703e | 2010-06-22 01:27:15 -0700 | [diff] [blame] | 25 | #define DEBUG_OUTBOUND_EVENT_DETAILS 0 |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 26 | |
| 27 | // Log debug messages about batching. |
Jeff Brown | 349703e | 2010-06-22 01:27:15 -0700 | [diff] [blame] | 28 | #define DEBUG_BATCHING 0 |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 29 | |
| 30 | // Log debug messages about the dispatch cycle. |
Jeff Brown | 349703e | 2010-06-22 01:27:15 -0700 | [diff] [blame] | 31 | #define DEBUG_DISPATCH_CYCLE 0 |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 32 | |
Jeff Brown | 9c3cda0 | 2010-06-15 01:31:58 -0700 | [diff] [blame] | 33 | // Log debug messages about registrations. |
Jeff Brown | 349703e | 2010-06-22 01:27:15 -0700 | [diff] [blame] | 34 | #define DEBUG_REGISTRATION 0 |
Jeff Brown | 9c3cda0 | 2010-06-15 01:31:58 -0700 | [diff] [blame] | 35 | |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 36 | // Log debug messages about performance statistics. |
Jeff Brown | 349703e | 2010-06-22 01:27:15 -0700 | [diff] [blame] | 37 | #define DEBUG_PERFORMANCE_STATISTICS 0 |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 38 | |
Jeff Brown | 7fbdc84 | 2010-06-17 20:52:56 -0700 | [diff] [blame] | 39 | // Log debug messages about input event injection. |
Jeff Brown | 349703e | 2010-06-22 01:27:15 -0700 | [diff] [blame] | 40 | #define DEBUG_INJECTION 0 |
Jeff Brown | 7fbdc84 | 2010-06-17 20:52:56 -0700 | [diff] [blame] | 41 | |
Jeff Brown | ae9fc03 | 2010-08-18 15:51:08 -0700 | [diff] [blame] | 42 | // Log debug messages about input event throttling. |
| 43 | #define DEBUG_THROTTLING 0 |
| 44 | |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 45 | // Log debug messages about input focus tracking. |
| 46 | #define DEBUG_FOCUS 0 |
| 47 | |
| 48 | // Log debug messages about the app switch latency optimization. |
| 49 | #define DEBUG_APP_SWITCH 0 |
| 50 | |
Jeff Brown | a032cc0 | 2011-03-07 16:56:21 -0800 | [diff] [blame] | 51 | // Log debug messages about hover events. |
| 52 | #define DEBUG_HOVER 0 |
| 53 | |
Jeff Brown | b4ff35d | 2011-01-02 16:37:43 -0800 | [diff] [blame] | 54 | #include "InputDispatcher.h" |
| 55 | |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 56 | #include <cutils/log.h> |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 57 | #include <ui/PowerManager.h> |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 58 | |
| 59 | #include <stddef.h> |
| 60 | #include <unistd.h> |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 61 | #include <errno.h> |
| 62 | #include <limits.h> |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 63 | |
Jeff Brown | f2f4871 | 2010-10-01 17:46:21 -0700 | [diff] [blame] | 64 | #define INDENT " " |
| 65 | #define INDENT2 " " |
| 66 | |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 67 | namespace android { |
| 68 | |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 69 | // Default input dispatching timeout if there is no focused application or paused window |
| 70 | // from which to determine an appropriate dispatching timeout. |
| 71 | const nsecs_t DEFAULT_INPUT_DISPATCHING_TIMEOUT = 5000 * 1000000LL; // 5 sec |
| 72 | |
| 73 | // Amount of time to allow for all pending events to be processed when an app switch |
| 74 | // key is on the way. This is used to preempt input dispatch and drop input events |
| 75 | // when an application takes too long to respond and the user has pressed an app switch key. |
| 76 | const nsecs_t APP_SWITCH_TIMEOUT = 500 * 1000000LL; // 0.5sec |
| 77 | |
Jeff Brown | 928e054 | 2011-01-10 11:17:36 -0800 | [diff] [blame] | 78 | // Amount of time to allow for an event to be dispatched (measured since its eventTime) |
| 79 | // before considering it stale and dropping it. |
| 80 | const nsecs_t STALE_EVENT_TIMEOUT = 10000 * 1000000LL; // 10sec |
| 81 | |
Jeff Brown | 4e91a18 | 2011-04-07 11:38:09 -0700 | [diff] [blame] | 82 | // Motion samples that are received within this amount of time are simply coalesced |
| 83 | // when batched instead of being appended. This is done because some drivers update |
| 84 | // the location of pointers one at a time instead of all at once. |
| 85 | // For example, when there are 10 fingers down, the input dispatcher may receive 10 |
| 86 | // samples in quick succession with only one finger's location changed in each sample. |
| 87 | // |
| 88 | // This value effectively imposes an upper bound on the touch sampling rate. |
| 89 | // Touch sensors typically have a 50Hz - 200Hz sampling rate, so we expect distinct |
| 90 | // samples to become available 5-20ms apart but individual finger reports can trickle |
| 91 | // in over a period of 2-4ms or so. |
| 92 | // |
| 93 | // Empirical testing shows that a 2ms coalescing interval (500Hz) is not enough, |
| 94 | // a 3ms coalescing interval (333Hz) works well most of the time and doesn't introduce |
| 95 | // significant quantization noise on current hardware. |
| 96 | const nsecs_t MOTION_SAMPLE_COALESCE_INTERVAL = 3 * 1000000LL; // 3ms, 333Hz |
| 97 | |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 98 | |
Jeff Brown | 7fbdc84 | 2010-06-17 20:52:56 -0700 | [diff] [blame] | 99 | static inline nsecs_t now() { |
| 100 | return systemTime(SYSTEM_TIME_MONOTONIC); |
| 101 | } |
| 102 | |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 103 | static inline const char* toString(bool value) { |
| 104 | return value ? "true" : "false"; |
| 105 | } |
| 106 | |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 107 | static inline int32_t getMotionEventActionPointerIndex(int32_t action) { |
| 108 | return (action & AMOTION_EVENT_ACTION_POINTER_INDEX_MASK) |
| 109 | >> AMOTION_EVENT_ACTION_POINTER_INDEX_SHIFT; |
| 110 | } |
| 111 | |
| 112 | static bool isValidKeyAction(int32_t action) { |
| 113 | switch (action) { |
| 114 | case AKEY_EVENT_ACTION_DOWN: |
| 115 | case AKEY_EVENT_ACTION_UP: |
| 116 | return true; |
| 117 | default: |
| 118 | return false; |
| 119 | } |
| 120 | } |
| 121 | |
| 122 | static bool validateKeyEvent(int32_t action) { |
| 123 | if (! isValidKeyAction(action)) { |
| 124 | LOGE("Key event has invalid action code 0x%x", action); |
| 125 | return false; |
| 126 | } |
| 127 | return true; |
| 128 | } |
| 129 | |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 130 | static bool isValidMotionAction(int32_t action, size_t pointerCount) { |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 131 | switch (action & AMOTION_EVENT_ACTION_MASK) { |
| 132 | case AMOTION_EVENT_ACTION_DOWN: |
| 133 | case AMOTION_EVENT_ACTION_UP: |
| 134 | case AMOTION_EVENT_ACTION_CANCEL: |
| 135 | case AMOTION_EVENT_ACTION_MOVE: |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 136 | case AMOTION_EVENT_ACTION_OUTSIDE: |
Jeff Brown | a032cc0 | 2011-03-07 16:56:21 -0800 | [diff] [blame] | 137 | case AMOTION_EVENT_ACTION_HOVER_ENTER: |
Jeff Brown | cc0c159 | 2011-02-19 05:07:28 -0800 | [diff] [blame] | 138 | case AMOTION_EVENT_ACTION_HOVER_MOVE: |
Jeff Brown | a032cc0 | 2011-03-07 16:56:21 -0800 | [diff] [blame] | 139 | case AMOTION_EVENT_ACTION_HOVER_EXIT: |
Jeff Brown | 33bbfd2 | 2011-02-24 20:55:35 -0800 | [diff] [blame] | 140 | case AMOTION_EVENT_ACTION_SCROLL: |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 141 | return true; |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 142 | case AMOTION_EVENT_ACTION_POINTER_DOWN: |
| 143 | case AMOTION_EVENT_ACTION_POINTER_UP: { |
| 144 | int32_t index = getMotionEventActionPointerIndex(action); |
| 145 | return index >= 0 && size_t(index) < pointerCount; |
| 146 | } |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 147 | default: |
| 148 | return false; |
| 149 | } |
| 150 | } |
| 151 | |
| 152 | static bool validateMotionEvent(int32_t action, size_t pointerCount, |
Jeff Brown | fe9f8ab | 2011-05-06 18:20:01 -0700 | [diff] [blame] | 153 | const PointerProperties* pointerProperties) { |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 154 | if (! isValidMotionAction(action, pointerCount)) { |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 155 | LOGE("Motion event has invalid action code 0x%x", action); |
| 156 | return false; |
| 157 | } |
| 158 | if (pointerCount < 1 || pointerCount > MAX_POINTERS) { |
| 159 | LOGE("Motion event has invalid pointer count %d; value must be between 1 and %d.", |
| 160 | pointerCount, MAX_POINTERS); |
| 161 | return false; |
| 162 | } |
Jeff Brown | c3db858 | 2010-10-20 15:33:38 -0700 | [diff] [blame] | 163 | BitSet32 pointerIdBits; |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 164 | for (size_t i = 0; i < pointerCount; i++) { |
Jeff Brown | fe9f8ab | 2011-05-06 18:20:01 -0700 | [diff] [blame] | 165 | int32_t id = pointerProperties[i].id; |
Jeff Brown | c3db858 | 2010-10-20 15:33:38 -0700 | [diff] [blame] | 166 | if (id < 0 || id > MAX_POINTER_ID) { |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 167 | LOGE("Motion event has invalid pointer id %d; value must be between 0 and %d", |
Jeff Brown | c3db858 | 2010-10-20 15:33:38 -0700 | [diff] [blame] | 168 | id, MAX_POINTER_ID); |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 169 | return false; |
| 170 | } |
Jeff Brown | c3db858 | 2010-10-20 15:33:38 -0700 | [diff] [blame] | 171 | if (pointerIdBits.hasBit(id)) { |
| 172 | LOGE("Motion event has duplicate pointer id %d", id); |
| 173 | return false; |
| 174 | } |
| 175 | pointerIdBits.markBit(id); |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 176 | } |
| 177 | return true; |
| 178 | } |
| 179 | |
Dianne Hackborn | e2515ee | 2011-04-27 18:52:56 -0400 | [diff] [blame] | 180 | static void scalePointerCoords(const PointerCoords* inCoords, size_t count, float scaleFactor, |
| 181 | PointerCoords* outCoords) { |
| 182 | for (size_t i = 0; i < count; i++) { |
| 183 | outCoords[i] = inCoords[i]; |
| 184 | outCoords[i].scale(scaleFactor); |
| 185 | } |
| 186 | } |
| 187 | |
Jeff Brown | fbf0977 | 2011-01-16 14:06:57 -0800 | [diff] [blame] | 188 | static void dumpRegion(String8& dump, const SkRegion& region) { |
| 189 | if (region.isEmpty()) { |
| 190 | dump.append("<empty>"); |
| 191 | return; |
| 192 | } |
| 193 | |
| 194 | bool first = true; |
| 195 | for (SkRegion::Iterator it(region); !it.done(); it.next()) { |
| 196 | if (first) { |
| 197 | first = false; |
| 198 | } else { |
| 199 | dump.append("|"); |
| 200 | } |
| 201 | const SkIRect& rect = it.rect(); |
| 202 | dump.appendFormat("[%d,%d][%d,%d]", rect.fLeft, rect.fTop, rect.fRight, rect.fBottom); |
| 203 | } |
| 204 | } |
| 205 | |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 206 | |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 207 | // --- InputDispatcher --- |
| 208 | |
Jeff Brown | 9c3cda0 | 2010-06-15 01:31:58 -0700 | [diff] [blame] | 209 | InputDispatcher::InputDispatcher(const sp<InputDispatcherPolicyInterface>& policy) : |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 210 | mPolicy(policy), |
Jeff Brown | 928e054 | 2011-01-10 11:17:36 -0800 | [diff] [blame] | 211 | mPendingEvent(NULL), mAppSwitchSawKeyDown(false), mAppSwitchDueTime(LONG_LONG_MAX), |
| 212 | mNextUnblockedEvent(NULL), |
Jeff Brown | 0029c66 | 2011-03-30 02:25:18 -0700 | [diff] [blame] | 213 | mDispatchEnabled(true), mDispatchFrozen(false), mInputFilterEnabled(false), |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 214 | mCurrentInputTargetsValid(false), |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 215 | mInputTargetWaitCause(INPUT_TARGET_WAIT_CAUSE_NONE) { |
Jeff Brown | 4fe6c3e | 2010-09-13 23:17:30 -0700 | [diff] [blame] | 216 | mLooper = new Looper(false); |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 217 | |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 218 | mKeyRepeatState.lastKeyEntry = NULL; |
Jeff Brown | 9c3cda0 | 2010-06-15 01:31:58 -0700 | [diff] [blame] | 219 | |
Jeff Brown | 214eaf4 | 2011-05-26 19:17:02 -0700 | [diff] [blame] | 220 | policy->getDispatcherConfiguration(&mConfig); |
| 221 | |
| 222 | mThrottleState.minTimeBetweenEvents = 1000000000LL / mConfig.maxEventsPerSecond; |
Jeff Brown | ae9fc03 | 2010-08-18 15:51:08 -0700 | [diff] [blame] | 223 | mThrottleState.lastDeviceId = -1; |
| 224 | |
| 225 | #if DEBUG_THROTTLING |
| 226 | mThrottleState.originalSampleCount = 0; |
Jeff Brown | 214eaf4 | 2011-05-26 19:17:02 -0700 | [diff] [blame] | 227 | LOGD("Throttling - Max events per second = %d", mConfig.maxEventsPerSecond); |
Jeff Brown | ae9fc03 | 2010-08-18 15:51:08 -0700 | [diff] [blame] | 228 | #endif |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 229 | } |
| 230 | |
| 231 | InputDispatcher::~InputDispatcher() { |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 232 | { // acquire lock |
| 233 | AutoMutex _l(mLock); |
| 234 | |
| 235 | resetKeyRepeatLocked(); |
Jeff Brown | 54a1825 | 2010-09-16 14:07:33 -0700 | [diff] [blame] | 236 | releasePendingEventLocked(); |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 237 | drainInboundQueueLocked(); |
| 238 | } |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 239 | |
| 240 | while (mConnectionsByReceiveFd.size() != 0) { |
| 241 | unregisterInputChannel(mConnectionsByReceiveFd.valueAt(0)->inputChannel); |
| 242 | } |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 243 | } |
| 244 | |
| 245 | void InputDispatcher::dispatchOnce() { |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 246 | nsecs_t nextWakeupTime = LONG_LONG_MAX; |
| 247 | { // acquire lock |
| 248 | AutoMutex _l(mLock); |
Jeff Brown | 214eaf4 | 2011-05-26 19:17:02 -0700 | [diff] [blame] | 249 | dispatchOnceInnerLocked(&nextWakeupTime); |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 250 | |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 251 | if (runCommandsLockedInterruptible()) { |
| 252 | nextWakeupTime = LONG_LONG_MIN; // force next poll to wake up immediately |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 253 | } |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 254 | } // release lock |
| 255 | |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 256 | // Wait for callback or timeout or wake. (make sure we round up, not down) |
| 257 | nsecs_t currentTime = now(); |
Jeff Brown | aa3855d | 2011-03-17 01:34:19 -0700 | [diff] [blame] | 258 | int timeoutMillis = toMillisecondTimeoutDelay(currentTime, nextWakeupTime); |
Jeff Brown | 4fe6c3e | 2010-09-13 23:17:30 -0700 | [diff] [blame] | 259 | mLooper->pollOnce(timeoutMillis); |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 260 | } |
| 261 | |
Jeff Brown | 214eaf4 | 2011-05-26 19:17:02 -0700 | [diff] [blame] | 262 | void InputDispatcher::dispatchOnceInnerLocked(nsecs_t* nextWakeupTime) { |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 263 | nsecs_t currentTime = now(); |
| 264 | |
| 265 | // Reset the key repeat timer whenever we disallow key events, even if the next event |
| 266 | // is not a key. This is to ensure that we abort a key repeat if the device is just coming |
| 267 | // out of sleep. |
Jeff Brown | 214eaf4 | 2011-05-26 19:17:02 -0700 | [diff] [blame] | 268 | if (!mPolicy->isKeyRepeatEnabled()) { |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 269 | resetKeyRepeatLocked(); |
| 270 | } |
| 271 | |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 272 | // If dispatching is frozen, do not process timeouts or try to deliver any new events. |
| 273 | if (mDispatchFrozen) { |
| 274 | #if DEBUG_FOCUS |
| 275 | LOGD("Dispatch frozen. Waiting some more."); |
| 276 | #endif |
| 277 | return; |
| 278 | } |
| 279 | |
| 280 | // Optimize latency of app switches. |
| 281 | // Essentially we start a short timeout when an app switch key (HOME / ENDCALL) has |
| 282 | // been pressed. When it expires, we preempt dispatch and drop all other pending events. |
| 283 | bool isAppSwitchDue = mAppSwitchDueTime <= currentTime; |
| 284 | if (mAppSwitchDueTime < *nextWakeupTime) { |
| 285 | *nextWakeupTime = mAppSwitchDueTime; |
| 286 | } |
| 287 | |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 288 | // Ready to start a new event. |
| 289 | // If we don't already have a pending event, go grab one. |
| 290 | if (! mPendingEvent) { |
| 291 | if (mInboundQueue.isEmpty()) { |
| 292 | if (isAppSwitchDue) { |
| 293 | // The inbound queue is empty so the app switch key we were waiting |
| 294 | // for will never arrive. Stop waiting for it. |
| 295 | resetPendingAppSwitchLocked(false); |
| 296 | isAppSwitchDue = false; |
| 297 | } |
| 298 | |
| 299 | // Synthesize a key repeat if appropriate. |
| 300 | if (mKeyRepeatState.lastKeyEntry) { |
| 301 | if (currentTime >= mKeyRepeatState.nextRepeatTime) { |
Jeff Brown | 214eaf4 | 2011-05-26 19:17:02 -0700 | [diff] [blame] | 302 | mPendingEvent = synthesizeKeyRepeatLocked(currentTime); |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 303 | } else { |
| 304 | if (mKeyRepeatState.nextRepeatTime < *nextWakeupTime) { |
| 305 | *nextWakeupTime = mKeyRepeatState.nextRepeatTime; |
| 306 | } |
| 307 | } |
| 308 | } |
Jeff Brown | cc4f7db | 2011-08-30 20:34:48 -0700 | [diff] [blame] | 309 | |
| 310 | // Nothing to do if there is no pending event. |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 311 | if (! mPendingEvent) { |
Jeff Brown | cc4f7db | 2011-08-30 20:34:48 -0700 | [diff] [blame] | 312 | if (mActiveConnections.isEmpty()) { |
| 313 | dispatchIdleLocked(); |
| 314 | } |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 315 | return; |
| 316 | } |
| 317 | } else { |
| 318 | // Inbound queue has at least one entry. |
Jeff Brown | ac38607 | 2011-07-20 15:19:50 -0700 | [diff] [blame] | 319 | EventEntry* entry = mInboundQueue.head; |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 320 | |
| 321 | // Throttle the entry if it is a move event and there are no |
| 322 | // other events behind it in the queue. Due to movement batching, additional |
| 323 | // samples may be appended to this event by the time the throttling timeout |
| 324 | // expires. |
| 325 | // TODO Make this smarter and consider throttling per device independently. |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 326 | if (entry->type == EventEntry::TYPE_MOTION |
| 327 | && !isAppSwitchDue |
| 328 | && mDispatchEnabled |
| 329 | && (entry->policyFlags & POLICY_FLAG_PASS_TO_USER) |
| 330 | && !entry->isInjected()) { |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 331 | MotionEntry* motionEntry = static_cast<MotionEntry*>(entry); |
| 332 | int32_t deviceId = motionEntry->deviceId; |
| 333 | uint32_t source = motionEntry->source; |
| 334 | if (! isAppSwitchDue |
Jeff Brown | ac38607 | 2011-07-20 15:19:50 -0700 | [diff] [blame] | 335 | && !motionEntry->next // exactly one event, no successors |
Jeff Brown | cc0c159 | 2011-02-19 05:07:28 -0800 | [diff] [blame] | 336 | && (motionEntry->action == AMOTION_EVENT_ACTION_MOVE |
| 337 | || motionEntry->action == AMOTION_EVENT_ACTION_HOVER_MOVE) |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 338 | && deviceId == mThrottleState.lastDeviceId |
| 339 | && source == mThrottleState.lastSource) { |
| 340 | nsecs_t nextTime = mThrottleState.lastEventTime |
| 341 | + mThrottleState.minTimeBetweenEvents; |
| 342 | if (currentTime < nextTime) { |
| 343 | // Throttle it! |
| 344 | #if DEBUG_THROTTLING |
| 345 | LOGD("Throttling - Delaying motion event for " |
Jeff Brown | 9065504 | 2010-12-02 13:50:46 -0800 | [diff] [blame] | 346 | "device %d, source 0x%08x by up to %0.3fms.", |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 347 | deviceId, source, (nextTime - currentTime) * 0.000001); |
| 348 | #endif |
| 349 | if (nextTime < *nextWakeupTime) { |
| 350 | *nextWakeupTime = nextTime; |
| 351 | } |
| 352 | if (mThrottleState.originalSampleCount == 0) { |
| 353 | mThrottleState.originalSampleCount = |
| 354 | motionEntry->countSamples(); |
| 355 | } |
| 356 | return; |
| 357 | } |
| 358 | } |
| 359 | |
| 360 | #if DEBUG_THROTTLING |
| 361 | if (mThrottleState.originalSampleCount != 0) { |
| 362 | uint32_t count = motionEntry->countSamples(); |
| 363 | LOGD("Throttling - Motion event sample count grew by %d from %d to %d.", |
| 364 | count - mThrottleState.originalSampleCount, |
| 365 | mThrottleState.originalSampleCount, count); |
| 366 | mThrottleState.originalSampleCount = 0; |
| 367 | } |
| 368 | #endif |
| 369 | |
makarand.karvekar | f634ded | 2011-03-02 15:41:03 -0600 | [diff] [blame] | 370 | mThrottleState.lastEventTime = currentTime; |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 371 | mThrottleState.lastDeviceId = deviceId; |
| 372 | mThrottleState.lastSource = source; |
| 373 | } |
| 374 | |
| 375 | mInboundQueue.dequeue(entry); |
| 376 | mPendingEvent = entry; |
| 377 | } |
Jeff Brown | e2fe69e | 2010-10-18 13:21:23 -0700 | [diff] [blame] | 378 | |
| 379 | // Poke user activity for this event. |
| 380 | if (mPendingEvent->policyFlags & POLICY_FLAG_PASS_TO_USER) { |
| 381 | pokeUserActivityLocked(mPendingEvent); |
| 382 | } |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 383 | } |
| 384 | |
| 385 | // Now we have an event to dispatch. |
Jeff Brown | 928e054 | 2011-01-10 11:17:36 -0800 | [diff] [blame] | 386 | // All events are eventually dequeued and processed this way, even if we intend to drop them. |
Jeff Brown | b6110c2 | 2011-04-01 16:15:13 -0700 | [diff] [blame] | 387 | LOG_ASSERT(mPendingEvent != NULL); |
Jeff Brown | 54a1825 | 2010-09-16 14:07:33 -0700 | [diff] [blame] | 388 | bool done = false; |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 389 | DropReason dropReason = DROP_REASON_NOT_DROPPED; |
| 390 | if (!(mPendingEvent->policyFlags & POLICY_FLAG_PASS_TO_USER)) { |
| 391 | dropReason = DROP_REASON_POLICY; |
| 392 | } else if (!mDispatchEnabled) { |
| 393 | dropReason = DROP_REASON_DISABLED; |
| 394 | } |
Jeff Brown | 928e054 | 2011-01-10 11:17:36 -0800 | [diff] [blame] | 395 | |
| 396 | if (mNextUnblockedEvent == mPendingEvent) { |
| 397 | mNextUnblockedEvent = NULL; |
| 398 | } |
| 399 | |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 400 | switch (mPendingEvent->type) { |
| 401 | case EventEntry::TYPE_CONFIGURATION_CHANGED: { |
| 402 | ConfigurationChangedEntry* typedEntry = |
| 403 | static_cast<ConfigurationChangedEntry*>(mPendingEvent); |
Jeff Brown | 54a1825 | 2010-09-16 14:07:33 -0700 | [diff] [blame] | 404 | done = dispatchConfigurationChangedLocked(currentTime, typedEntry); |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 405 | dropReason = DROP_REASON_NOT_DROPPED; // configuration changes are never dropped |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 406 | break; |
| 407 | } |
| 408 | |
Jeff Brown | 65fd251 | 2011-08-18 11:20:58 -0700 | [diff] [blame] | 409 | case EventEntry::TYPE_DEVICE_RESET: { |
| 410 | DeviceResetEntry* typedEntry = |
| 411 | static_cast<DeviceResetEntry*>(mPendingEvent); |
| 412 | done = dispatchDeviceResetLocked(currentTime, typedEntry); |
| 413 | dropReason = DROP_REASON_NOT_DROPPED; // device resets are never dropped |
| 414 | break; |
| 415 | } |
| 416 | |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 417 | case EventEntry::TYPE_KEY: { |
| 418 | KeyEntry* typedEntry = static_cast<KeyEntry*>(mPendingEvent); |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 419 | if (isAppSwitchDue) { |
| 420 | if (isAppSwitchKeyEventLocked(typedEntry)) { |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 421 | resetPendingAppSwitchLocked(true); |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 422 | isAppSwitchDue = false; |
| 423 | } else if (dropReason == DROP_REASON_NOT_DROPPED) { |
| 424 | dropReason = DROP_REASON_APP_SWITCH; |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 425 | } |
| 426 | } |
Jeff Brown | 928e054 | 2011-01-10 11:17:36 -0800 | [diff] [blame] | 427 | if (dropReason == DROP_REASON_NOT_DROPPED |
| 428 | && isStaleEventLocked(currentTime, typedEntry)) { |
| 429 | dropReason = DROP_REASON_STALE; |
| 430 | } |
| 431 | if (dropReason == DROP_REASON_NOT_DROPPED && mNextUnblockedEvent) { |
| 432 | dropReason = DROP_REASON_BLOCKED; |
| 433 | } |
Jeff Brown | 214eaf4 | 2011-05-26 19:17:02 -0700 | [diff] [blame] | 434 | done = dispatchKeyLocked(currentTime, typedEntry, &dropReason, nextWakeupTime); |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 435 | break; |
| 436 | } |
| 437 | |
| 438 | case EventEntry::TYPE_MOTION: { |
| 439 | MotionEntry* typedEntry = static_cast<MotionEntry*>(mPendingEvent); |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 440 | if (dropReason == DROP_REASON_NOT_DROPPED && isAppSwitchDue) { |
| 441 | dropReason = DROP_REASON_APP_SWITCH; |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 442 | } |
Jeff Brown | 928e054 | 2011-01-10 11:17:36 -0800 | [diff] [blame] | 443 | if (dropReason == DROP_REASON_NOT_DROPPED |
| 444 | && isStaleEventLocked(currentTime, typedEntry)) { |
| 445 | dropReason = DROP_REASON_STALE; |
| 446 | } |
| 447 | if (dropReason == DROP_REASON_NOT_DROPPED && mNextUnblockedEvent) { |
| 448 | dropReason = DROP_REASON_BLOCKED; |
| 449 | } |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 450 | done = dispatchMotionLocked(currentTime, typedEntry, |
Jeff Brown | e20c9e0 | 2010-10-11 14:20:19 -0700 | [diff] [blame] | 451 | &dropReason, nextWakeupTime); |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 452 | break; |
| 453 | } |
| 454 | |
| 455 | default: |
Jeff Brown | b6110c2 | 2011-04-01 16:15:13 -0700 | [diff] [blame] | 456 | LOG_ASSERT(false); |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 457 | break; |
| 458 | } |
| 459 | |
Jeff Brown | 54a1825 | 2010-09-16 14:07:33 -0700 | [diff] [blame] | 460 | if (done) { |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 461 | if (dropReason != DROP_REASON_NOT_DROPPED) { |
| 462 | dropInboundEventLocked(mPendingEvent, dropReason); |
| 463 | } |
| 464 | |
Jeff Brown | 54a1825 | 2010-09-16 14:07:33 -0700 | [diff] [blame] | 465 | releasePendingEventLocked(); |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 466 | *nextWakeupTime = LONG_LONG_MIN; // force next poll to wake up immediately |
| 467 | } |
| 468 | } |
| 469 | |
Jeff Brown | cc4f7db | 2011-08-30 20:34:48 -0700 | [diff] [blame] | 470 | void InputDispatcher::dispatchIdleLocked() { |
| 471 | #if DEBUG_FOCUS |
| 472 | LOGD("Dispatcher idle. There are no pending events or active connections."); |
| 473 | #endif |
| 474 | |
| 475 | // Reset targets when idle, to release input channels and other resources |
| 476 | // they are holding onto. |
| 477 | resetTargetsLocked(); |
| 478 | } |
| 479 | |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 480 | bool InputDispatcher::enqueueInboundEventLocked(EventEntry* entry) { |
| 481 | bool needWake = mInboundQueue.isEmpty(); |
| 482 | mInboundQueue.enqueueAtTail(entry); |
| 483 | |
| 484 | switch (entry->type) { |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 485 | case EventEntry::TYPE_KEY: { |
Jeff Brown | 928e054 | 2011-01-10 11:17:36 -0800 | [diff] [blame] | 486 | // Optimize app switch latency. |
| 487 | // If the application takes too long to catch up then we drop all events preceding |
| 488 | // the app switch key. |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 489 | KeyEntry* keyEntry = static_cast<KeyEntry*>(entry); |
| 490 | if (isAppSwitchKeyEventLocked(keyEntry)) { |
| 491 | if (keyEntry->action == AKEY_EVENT_ACTION_DOWN) { |
| 492 | mAppSwitchSawKeyDown = true; |
| 493 | } else if (keyEntry->action == AKEY_EVENT_ACTION_UP) { |
| 494 | if (mAppSwitchSawKeyDown) { |
| 495 | #if DEBUG_APP_SWITCH |
| 496 | LOGD("App switch is pending!"); |
| 497 | #endif |
| 498 | mAppSwitchDueTime = keyEntry->eventTime + APP_SWITCH_TIMEOUT; |
| 499 | mAppSwitchSawKeyDown = false; |
| 500 | needWake = true; |
| 501 | } |
| 502 | } |
| 503 | } |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 504 | break; |
| 505 | } |
Jeff Brown | 928e054 | 2011-01-10 11:17:36 -0800 | [diff] [blame] | 506 | |
| 507 | case EventEntry::TYPE_MOTION: { |
| 508 | // Optimize case where the current application is unresponsive and the user |
| 509 | // decides to touch a window in a different application. |
| 510 | // If the application takes too long to catch up then we drop all events preceding |
| 511 | // the touch into the other window. |
| 512 | MotionEntry* motionEntry = static_cast<MotionEntry*>(entry); |
Jeff Brown | 33bbfd2 | 2011-02-24 20:55:35 -0800 | [diff] [blame] | 513 | if (motionEntry->action == AMOTION_EVENT_ACTION_DOWN |
Jeff Brown | 928e054 | 2011-01-10 11:17:36 -0800 | [diff] [blame] | 514 | && (motionEntry->source & AINPUT_SOURCE_CLASS_POINTER) |
| 515 | && mInputTargetWaitCause == INPUT_TARGET_WAIT_CAUSE_APPLICATION_NOT_READY |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 516 | && mInputTargetWaitApplicationHandle != NULL) { |
Jeff Brown | 91c69ab | 2011-02-14 17:03:18 -0800 | [diff] [blame] | 517 | int32_t x = int32_t(motionEntry->firstSample.pointerCoords[0]. |
Jeff Brown | ebbd5d1 | 2011-02-17 13:01:34 -0800 | [diff] [blame] | 518 | getAxisValue(AMOTION_EVENT_AXIS_X)); |
Jeff Brown | 91c69ab | 2011-02-14 17:03:18 -0800 | [diff] [blame] | 519 | int32_t y = int32_t(motionEntry->firstSample.pointerCoords[0]. |
Jeff Brown | ebbd5d1 | 2011-02-17 13:01:34 -0800 | [diff] [blame] | 520 | getAxisValue(AMOTION_EVENT_AXIS_Y)); |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 521 | sp<InputWindowHandle> touchedWindowHandle = findTouchedWindowAtLocked(x, y); |
| 522 | if (touchedWindowHandle != NULL |
| 523 | && touchedWindowHandle->inputApplicationHandle |
| 524 | != mInputTargetWaitApplicationHandle) { |
Jeff Brown | 928e054 | 2011-01-10 11:17:36 -0800 | [diff] [blame] | 525 | // User touched a different application than the one we are waiting on. |
| 526 | // Flag the event, and start pruning the input queue. |
| 527 | mNextUnblockedEvent = motionEntry; |
| 528 | needWake = true; |
| 529 | } |
| 530 | } |
| 531 | break; |
| 532 | } |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 533 | } |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 534 | |
| 535 | return needWake; |
| 536 | } |
| 537 | |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 538 | sp<InputWindowHandle> InputDispatcher::findTouchedWindowAtLocked(int32_t x, int32_t y) { |
Jeff Brown | 928e054 | 2011-01-10 11:17:36 -0800 | [diff] [blame] | 539 | // Traverse windows from front to back to find touched window. |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 540 | size_t numWindows = mWindowHandles.size(); |
Jeff Brown | 928e054 | 2011-01-10 11:17:36 -0800 | [diff] [blame] | 541 | for (size_t i = 0; i < numWindows; i++) { |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 542 | sp<InputWindowHandle> windowHandle = mWindowHandles.itemAt(i); |
Jeff Brown | cc4f7db | 2011-08-30 20:34:48 -0700 | [diff] [blame] | 543 | const InputWindowInfo* windowInfo = windowHandle->getInfo(); |
| 544 | int32_t flags = windowInfo->layoutParamsFlags; |
Jeff Brown | 928e054 | 2011-01-10 11:17:36 -0800 | [diff] [blame] | 545 | |
Jeff Brown | cc4f7db | 2011-08-30 20:34:48 -0700 | [diff] [blame] | 546 | if (windowInfo->visible) { |
| 547 | if (!(flags & InputWindowInfo::FLAG_NOT_TOUCHABLE)) { |
| 548 | bool isTouchModal = (flags & (InputWindowInfo::FLAG_NOT_FOCUSABLE |
| 549 | | InputWindowInfo::FLAG_NOT_TOUCH_MODAL)) == 0; |
| 550 | if (isTouchModal || windowInfo->touchableRegionContainsPoint(x, y)) { |
Jeff Brown | 928e054 | 2011-01-10 11:17:36 -0800 | [diff] [blame] | 551 | // Found window. |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 552 | return windowHandle; |
Jeff Brown | 928e054 | 2011-01-10 11:17:36 -0800 | [diff] [blame] | 553 | } |
| 554 | } |
| 555 | } |
| 556 | |
Jeff Brown | cc4f7db | 2011-08-30 20:34:48 -0700 | [diff] [blame] | 557 | if (flags & InputWindowInfo::FLAG_SYSTEM_ERROR) { |
Jeff Brown | 928e054 | 2011-01-10 11:17:36 -0800 | [diff] [blame] | 558 | // Error window is on top but not visible, so touch is dropped. |
| 559 | return NULL; |
| 560 | } |
| 561 | } |
| 562 | return NULL; |
| 563 | } |
| 564 | |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 565 | void InputDispatcher::dropInboundEventLocked(EventEntry* entry, DropReason dropReason) { |
| 566 | const char* reason; |
| 567 | switch (dropReason) { |
| 568 | case DROP_REASON_POLICY: |
Jeff Brown | e20c9e0 | 2010-10-11 14:20:19 -0700 | [diff] [blame] | 569 | #if DEBUG_INBOUND_EVENT_DETAILS |
Jeff Brown | 3122e44 | 2010-10-11 23:32:49 -0700 | [diff] [blame] | 570 | LOGD("Dropped event because policy consumed it."); |
Jeff Brown | e20c9e0 | 2010-10-11 14:20:19 -0700 | [diff] [blame] | 571 | #endif |
Jeff Brown | 3122e44 | 2010-10-11 23:32:49 -0700 | [diff] [blame] | 572 | reason = "inbound event was dropped because the policy consumed it"; |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 573 | break; |
| 574 | case DROP_REASON_DISABLED: |
| 575 | LOGI("Dropped event because input dispatch is disabled."); |
| 576 | reason = "inbound event was dropped because input dispatch is disabled"; |
| 577 | break; |
| 578 | case DROP_REASON_APP_SWITCH: |
| 579 | LOGI("Dropped event because of pending overdue app switch."); |
| 580 | reason = "inbound event was dropped because of pending overdue app switch"; |
| 581 | break; |
Jeff Brown | 928e054 | 2011-01-10 11:17:36 -0800 | [diff] [blame] | 582 | case DROP_REASON_BLOCKED: |
| 583 | LOGI("Dropped event because the current application is not responding and the user " |
Jeff Brown | 8134681 | 2011-06-28 20:08:48 -0700 | [diff] [blame] | 584 | "has started interacting with a different application."); |
Jeff Brown | 928e054 | 2011-01-10 11:17:36 -0800 | [diff] [blame] | 585 | reason = "inbound event was dropped because the current application is not responding " |
Jeff Brown | 8134681 | 2011-06-28 20:08:48 -0700 | [diff] [blame] | 586 | "and the user has started interacting with a different application"; |
Jeff Brown | 928e054 | 2011-01-10 11:17:36 -0800 | [diff] [blame] | 587 | break; |
| 588 | case DROP_REASON_STALE: |
| 589 | LOGI("Dropped event because it is stale."); |
| 590 | reason = "inbound event was dropped because it is stale"; |
| 591 | break; |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 592 | default: |
Jeff Brown | b6110c2 | 2011-04-01 16:15:13 -0700 | [diff] [blame] | 593 | LOG_ASSERT(false); |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 594 | return; |
| 595 | } |
| 596 | |
| 597 | switch (entry->type) { |
Jeff Brown | da3d5a9 | 2011-03-29 15:11:34 -0700 | [diff] [blame] | 598 | case EventEntry::TYPE_KEY: { |
| 599 | CancelationOptions options(CancelationOptions::CANCEL_NON_POINTER_EVENTS, reason); |
| 600 | synthesizeCancelationEventsForAllConnectionsLocked(options); |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 601 | break; |
Jeff Brown | da3d5a9 | 2011-03-29 15:11:34 -0700 | [diff] [blame] | 602 | } |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 603 | case EventEntry::TYPE_MOTION: { |
| 604 | MotionEntry* motionEntry = static_cast<MotionEntry*>(entry); |
| 605 | if (motionEntry->source & AINPUT_SOURCE_CLASS_POINTER) { |
Jeff Brown | da3d5a9 | 2011-03-29 15:11:34 -0700 | [diff] [blame] | 606 | CancelationOptions options(CancelationOptions::CANCEL_POINTER_EVENTS, reason); |
| 607 | synthesizeCancelationEventsForAllConnectionsLocked(options); |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 608 | } else { |
Jeff Brown | da3d5a9 | 2011-03-29 15:11:34 -0700 | [diff] [blame] | 609 | CancelationOptions options(CancelationOptions::CANCEL_NON_POINTER_EVENTS, reason); |
| 610 | synthesizeCancelationEventsForAllConnectionsLocked(options); |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 611 | } |
| 612 | break; |
| 613 | } |
| 614 | } |
| 615 | } |
| 616 | |
| 617 | bool InputDispatcher::isAppSwitchKeyCode(int32_t keyCode) { |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 618 | return keyCode == AKEYCODE_HOME || keyCode == AKEYCODE_ENDCALL; |
| 619 | } |
| 620 | |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 621 | bool InputDispatcher::isAppSwitchKeyEventLocked(KeyEntry* keyEntry) { |
| 622 | return ! (keyEntry->flags & AKEY_EVENT_FLAG_CANCELED) |
| 623 | && isAppSwitchKeyCode(keyEntry->keyCode) |
Jeff Brown | e20c9e0 | 2010-10-11 14:20:19 -0700 | [diff] [blame] | 624 | && (keyEntry->policyFlags & POLICY_FLAG_TRUSTED) |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 625 | && (keyEntry->policyFlags & POLICY_FLAG_PASS_TO_USER); |
| 626 | } |
| 627 | |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 628 | bool InputDispatcher::isAppSwitchPendingLocked() { |
| 629 | return mAppSwitchDueTime != LONG_LONG_MAX; |
| 630 | } |
| 631 | |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 632 | void InputDispatcher::resetPendingAppSwitchLocked(bool handled) { |
| 633 | mAppSwitchDueTime = LONG_LONG_MAX; |
| 634 | |
| 635 | #if DEBUG_APP_SWITCH |
| 636 | if (handled) { |
| 637 | LOGD("App switch has arrived."); |
| 638 | } else { |
| 639 | LOGD("App switch was abandoned."); |
| 640 | } |
| 641 | #endif |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 642 | } |
| 643 | |
Jeff Brown | 928e054 | 2011-01-10 11:17:36 -0800 | [diff] [blame] | 644 | bool InputDispatcher::isStaleEventLocked(nsecs_t currentTime, EventEntry* entry) { |
| 645 | return currentTime - entry->eventTime >= STALE_EVENT_TIMEOUT; |
| 646 | } |
| 647 | |
Jeff Brown | 9c3cda0 | 2010-06-15 01:31:58 -0700 | [diff] [blame] | 648 | bool InputDispatcher::runCommandsLockedInterruptible() { |
| 649 | if (mCommandQueue.isEmpty()) { |
| 650 | return false; |
| 651 | } |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 652 | |
Jeff Brown | 9c3cda0 | 2010-06-15 01:31:58 -0700 | [diff] [blame] | 653 | do { |
| 654 | CommandEntry* commandEntry = mCommandQueue.dequeueAtHead(); |
| 655 | |
| 656 | Command command = commandEntry->command; |
| 657 | (this->*command)(commandEntry); // commands are implicitly 'LockedInterruptible' |
| 658 | |
Jeff Brown | 7fbdc84 | 2010-06-17 20:52:56 -0700 | [diff] [blame] | 659 | commandEntry->connection.clear(); |
Jeff Brown | ac38607 | 2011-07-20 15:19:50 -0700 | [diff] [blame] | 660 | delete commandEntry; |
Jeff Brown | 9c3cda0 | 2010-06-15 01:31:58 -0700 | [diff] [blame] | 661 | } while (! mCommandQueue.isEmpty()); |
| 662 | return true; |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 663 | } |
| 664 | |
Jeff Brown | 9c3cda0 | 2010-06-15 01:31:58 -0700 | [diff] [blame] | 665 | InputDispatcher::CommandEntry* InputDispatcher::postCommandLocked(Command command) { |
Jeff Brown | ac38607 | 2011-07-20 15:19:50 -0700 | [diff] [blame] | 666 | CommandEntry* commandEntry = new CommandEntry(command); |
Jeff Brown | 9c3cda0 | 2010-06-15 01:31:58 -0700 | [diff] [blame] | 667 | mCommandQueue.enqueueAtTail(commandEntry); |
| 668 | return commandEntry; |
| 669 | } |
| 670 | |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 671 | void InputDispatcher::drainInboundQueueLocked() { |
| 672 | while (! mInboundQueue.isEmpty()) { |
| 673 | EventEntry* entry = mInboundQueue.dequeueAtHead(); |
Jeff Brown | 54a1825 | 2010-09-16 14:07:33 -0700 | [diff] [blame] | 674 | releaseInboundEventLocked(entry); |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 675 | } |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 676 | } |
| 677 | |
Jeff Brown | 54a1825 | 2010-09-16 14:07:33 -0700 | [diff] [blame] | 678 | void InputDispatcher::releasePendingEventLocked() { |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 679 | if (mPendingEvent) { |
Jeff Brown | 54a1825 | 2010-09-16 14:07:33 -0700 | [diff] [blame] | 680 | releaseInboundEventLocked(mPendingEvent); |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 681 | mPendingEvent = NULL; |
| 682 | } |
| 683 | } |
| 684 | |
Jeff Brown | 54a1825 | 2010-09-16 14:07:33 -0700 | [diff] [blame] | 685 | void InputDispatcher::releaseInboundEventLocked(EventEntry* entry) { |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 686 | InjectionState* injectionState = entry->injectionState; |
| 687 | if (injectionState && injectionState->injectionResult == INPUT_EVENT_INJECTION_PENDING) { |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 688 | #if DEBUG_DISPATCH_CYCLE |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 689 | LOGD("Injected inbound event was dropped."); |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 690 | #endif |
| 691 | setInjectionResultLocked(entry, INPUT_EVENT_INJECTION_FAILED); |
| 692 | } |
Jeff Brown | abb4d44 | 2011-08-15 12:55:32 -0700 | [diff] [blame] | 693 | if (entry == mNextUnblockedEvent) { |
| 694 | mNextUnblockedEvent = NULL; |
| 695 | } |
Jeff Brown | ac38607 | 2011-07-20 15:19:50 -0700 | [diff] [blame] | 696 | entry->release(); |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 697 | } |
| 698 | |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 699 | void InputDispatcher::resetKeyRepeatLocked() { |
| 700 | if (mKeyRepeatState.lastKeyEntry) { |
Jeff Brown | ac38607 | 2011-07-20 15:19:50 -0700 | [diff] [blame] | 701 | mKeyRepeatState.lastKeyEntry->release(); |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 702 | mKeyRepeatState.lastKeyEntry = NULL; |
| 703 | } |
| 704 | } |
| 705 | |
Jeff Brown | 214eaf4 | 2011-05-26 19:17:02 -0700 | [diff] [blame] | 706 | InputDispatcher::KeyEntry* InputDispatcher::synthesizeKeyRepeatLocked(nsecs_t currentTime) { |
Jeff Brown | 349703e | 2010-06-22 01:27:15 -0700 | [diff] [blame] | 707 | KeyEntry* entry = mKeyRepeatState.lastKeyEntry; |
| 708 | |
Jeff Brown | 349703e | 2010-06-22 01:27:15 -0700 | [diff] [blame] | 709 | // Reuse the repeated key entry if it is otherwise unreferenced. |
Jeff Brown | e20c9e0 | 2010-10-11 14:20:19 -0700 | [diff] [blame] | 710 | uint32_t policyFlags = (entry->policyFlags & POLICY_FLAG_RAW_MASK) |
| 711 | | POLICY_FLAG_PASS_TO_USER | POLICY_FLAG_TRUSTED; |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 712 | if (entry->refCount == 1) { |
Jeff Brown | ac38607 | 2011-07-20 15:19:50 -0700 | [diff] [blame] | 713 | entry->recycle(); |
Jeff Brown | 7fbdc84 | 2010-06-17 20:52:56 -0700 | [diff] [blame] | 714 | entry->eventTime = currentTime; |
Jeff Brown | 7fbdc84 | 2010-06-17 20:52:56 -0700 | [diff] [blame] | 715 | entry->policyFlags = policyFlags; |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 716 | entry->repeatCount += 1; |
| 717 | } else { |
Jeff Brown | ac38607 | 2011-07-20 15:19:50 -0700 | [diff] [blame] | 718 | KeyEntry* newEntry = new KeyEntry(currentTime, |
Jeff Brown | c5ed591 | 2010-07-14 18:48:53 -0700 | [diff] [blame] | 719 | entry->deviceId, entry->source, policyFlags, |
Jeff Brown | 7fbdc84 | 2010-06-17 20:52:56 -0700 | [diff] [blame] | 720 | entry->action, entry->flags, entry->keyCode, entry->scanCode, |
Jeff Brown | 00fa7bd | 2010-07-02 15:37:36 -0700 | [diff] [blame] | 721 | entry->metaState, entry->repeatCount + 1, entry->downTime); |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 722 | |
| 723 | mKeyRepeatState.lastKeyEntry = newEntry; |
Jeff Brown | ac38607 | 2011-07-20 15:19:50 -0700 | [diff] [blame] | 724 | entry->release(); |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 725 | |
| 726 | entry = newEntry; |
| 727 | } |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 728 | entry->syntheticRepeat = true; |
| 729 | |
| 730 | // Increment reference count since we keep a reference to the event in |
| 731 | // mKeyRepeatState.lastKeyEntry in addition to the one we return. |
| 732 | entry->refCount += 1; |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 733 | |
Jeff Brown | 214eaf4 | 2011-05-26 19:17:02 -0700 | [diff] [blame] | 734 | mKeyRepeatState.nextRepeatTime = currentTime + mConfig.keyRepeatDelay; |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 735 | return entry; |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 736 | } |
| 737 | |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 738 | bool InputDispatcher::dispatchConfigurationChangedLocked( |
| 739 | nsecs_t currentTime, ConfigurationChangedEntry* entry) { |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 740 | #if DEBUG_OUTBOUND_EVENT_DETAILS |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 741 | LOGD("dispatchConfigurationChanged - eventTime=%lld", entry->eventTime); |
| 742 | #endif |
| 743 | |
| 744 | // Reset key repeating in case a keyboard device was added or removed or something. |
| 745 | resetKeyRepeatLocked(); |
| 746 | |
| 747 | // Enqueue a command to run outside the lock to tell the policy that the configuration changed. |
| 748 | CommandEntry* commandEntry = postCommandLocked( |
| 749 | & InputDispatcher::doNotifyConfigurationChangedInterruptible); |
| 750 | commandEntry->eventTime = entry->eventTime; |
| 751 | return true; |
| 752 | } |
| 753 | |
Jeff Brown | 65fd251 | 2011-08-18 11:20:58 -0700 | [diff] [blame] | 754 | bool InputDispatcher::dispatchDeviceResetLocked( |
| 755 | nsecs_t currentTime, DeviceResetEntry* entry) { |
| 756 | #if DEBUG_OUTBOUND_EVENT_DETAILS |
| 757 | LOGD("dispatchDeviceReset - eventTime=%lld, deviceId=%d", entry->eventTime, entry->deviceId); |
| 758 | #endif |
| 759 | |
| 760 | CancelationOptions options(CancelationOptions::CANCEL_ALL_EVENTS, |
| 761 | "device was reset"); |
| 762 | options.deviceId = entry->deviceId; |
| 763 | synthesizeCancelationEventsForAllConnectionsLocked(options); |
| 764 | return true; |
| 765 | } |
| 766 | |
Jeff Brown | 214eaf4 | 2011-05-26 19:17:02 -0700 | [diff] [blame] | 767 | bool InputDispatcher::dispatchKeyLocked(nsecs_t currentTime, KeyEntry* entry, |
Jeff Brown | e20c9e0 | 2010-10-11 14:20:19 -0700 | [diff] [blame] | 768 | DropReason* dropReason, nsecs_t* nextWakeupTime) { |
Jeff Brown | e46a0a4 | 2010-11-02 17:58:22 -0700 | [diff] [blame] | 769 | // Preprocessing. |
| 770 | if (! entry->dispatchInProgress) { |
| 771 | if (entry->repeatCount == 0 |
| 772 | && entry->action == AKEY_EVENT_ACTION_DOWN |
| 773 | && (entry->policyFlags & POLICY_FLAG_TRUSTED) |
Jeff Brown | 0029c66 | 2011-03-30 02:25:18 -0700 | [diff] [blame] | 774 | && (!(entry->policyFlags & POLICY_FLAG_DISABLE_KEY_REPEAT))) { |
Jeff Brown | e46a0a4 | 2010-11-02 17:58:22 -0700 | [diff] [blame] | 775 | if (mKeyRepeatState.lastKeyEntry |
| 776 | && mKeyRepeatState.lastKeyEntry->keyCode == entry->keyCode) { |
| 777 | // We have seen two identical key downs in a row which indicates that the device |
| 778 | // driver is automatically generating key repeats itself. We take note of the |
| 779 | // repeat here, but we disable our own next key repeat timer since it is clear that |
| 780 | // we will not need to synthesize key repeats ourselves. |
| 781 | entry->repeatCount = mKeyRepeatState.lastKeyEntry->repeatCount + 1; |
| 782 | resetKeyRepeatLocked(); |
| 783 | mKeyRepeatState.nextRepeatTime = LONG_LONG_MAX; // don't generate repeats ourselves |
| 784 | } else { |
| 785 | // Not a repeat. Save key down state in case we do see a repeat later. |
| 786 | resetKeyRepeatLocked(); |
Jeff Brown | 214eaf4 | 2011-05-26 19:17:02 -0700 | [diff] [blame] | 787 | mKeyRepeatState.nextRepeatTime = entry->eventTime + mConfig.keyRepeatTimeout; |
Jeff Brown | e46a0a4 | 2010-11-02 17:58:22 -0700 | [diff] [blame] | 788 | } |
| 789 | mKeyRepeatState.lastKeyEntry = entry; |
| 790 | entry->refCount += 1; |
| 791 | } else if (! entry->syntheticRepeat) { |
| 792 | resetKeyRepeatLocked(); |
| 793 | } |
| 794 | |
Jeff Brown | e2e0126 | 2011-03-02 20:34:30 -0800 | [diff] [blame] | 795 | if (entry->repeatCount == 1) { |
| 796 | entry->flags |= AKEY_EVENT_FLAG_LONG_PRESS; |
| 797 | } else { |
| 798 | entry->flags &= ~AKEY_EVENT_FLAG_LONG_PRESS; |
| 799 | } |
| 800 | |
Jeff Brown | e46a0a4 | 2010-11-02 17:58:22 -0700 | [diff] [blame] | 801 | entry->dispatchInProgress = true; |
| 802 | resetTargetsLocked(); |
| 803 | |
| 804 | logOutboundKeyDetailsLocked("dispatchKey - ", entry); |
| 805 | } |
| 806 | |
Jeff Brown | 905805a | 2011-10-12 13:57:59 -0700 | [diff] [blame] | 807 | // Handle case where the policy asked us to try again later last time. |
| 808 | if (entry->interceptKeyResult == KeyEntry::INTERCEPT_KEY_RESULT_TRY_AGAIN_LATER) { |
| 809 | if (currentTime < entry->interceptKeyWakeupTime) { |
| 810 | if (entry->interceptKeyWakeupTime < *nextWakeupTime) { |
| 811 | *nextWakeupTime = entry->interceptKeyWakeupTime; |
| 812 | } |
| 813 | return false; // wait until next wakeup |
| 814 | } |
| 815 | entry->interceptKeyResult = KeyEntry::INTERCEPT_KEY_RESULT_UNKNOWN; |
| 816 | entry->interceptKeyWakeupTime = 0; |
| 817 | } |
| 818 | |
Jeff Brown | 54a1825 | 2010-09-16 14:07:33 -0700 | [diff] [blame] | 819 | // Give the policy a chance to intercept the key. |
| 820 | if (entry->interceptKeyResult == KeyEntry::INTERCEPT_KEY_RESULT_UNKNOWN) { |
Jeff Brown | e20c9e0 | 2010-10-11 14:20:19 -0700 | [diff] [blame] | 821 | if (entry->policyFlags & POLICY_FLAG_PASS_TO_USER) { |
Jeff Brown | 54a1825 | 2010-09-16 14:07:33 -0700 | [diff] [blame] | 822 | CommandEntry* commandEntry = postCommandLocked( |
| 823 | & InputDispatcher::doInterceptKeyBeforeDispatchingLockedInterruptible); |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 824 | if (mFocusedWindowHandle != NULL) { |
| 825 | commandEntry->inputWindowHandle = mFocusedWindowHandle; |
Jeff Brown | 54a1825 | 2010-09-16 14:07:33 -0700 | [diff] [blame] | 826 | } |
| 827 | commandEntry->keyEntry = entry; |
| 828 | entry->refCount += 1; |
| 829 | return false; // wait for the command to run |
| 830 | } else { |
| 831 | entry->interceptKeyResult = KeyEntry::INTERCEPT_KEY_RESULT_CONTINUE; |
| 832 | } |
| 833 | } else if (entry->interceptKeyResult == KeyEntry::INTERCEPT_KEY_RESULT_SKIP) { |
Jeff Brown | e20c9e0 | 2010-10-11 14:20:19 -0700 | [diff] [blame] | 834 | if (*dropReason == DROP_REASON_NOT_DROPPED) { |
| 835 | *dropReason = DROP_REASON_POLICY; |
| 836 | } |
Jeff Brown | 54a1825 | 2010-09-16 14:07:33 -0700 | [diff] [blame] | 837 | } |
| 838 | |
| 839 | // Clean up if dropping the event. |
Jeff Brown | e20c9e0 | 2010-10-11 14:20:19 -0700 | [diff] [blame] | 840 | if (*dropReason != DROP_REASON_NOT_DROPPED) { |
Jeff Brown | 54a1825 | 2010-09-16 14:07:33 -0700 | [diff] [blame] | 841 | resetTargetsLocked(); |
Jeff Brown | 3122e44 | 2010-10-11 23:32:49 -0700 | [diff] [blame] | 842 | setInjectionResultLocked(entry, *dropReason == DROP_REASON_POLICY |
| 843 | ? INPUT_EVENT_INJECTION_SUCCEEDED : INPUT_EVENT_INJECTION_FAILED); |
Jeff Brown | 54a1825 | 2010-09-16 14:07:33 -0700 | [diff] [blame] | 844 | return true; |
| 845 | } |
| 846 | |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 847 | // Identify targets. |
| 848 | if (! mCurrentInputTargetsValid) { |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 849 | int32_t injectionResult = findFocusedWindowTargetsLocked(currentTime, |
| 850 | entry, nextWakeupTime); |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 851 | if (injectionResult == INPUT_EVENT_INJECTION_PENDING) { |
| 852 | return false; |
| 853 | } |
| 854 | |
| 855 | setInjectionResultLocked(entry, injectionResult); |
| 856 | if (injectionResult != INPUT_EVENT_INJECTION_SUCCEEDED) { |
| 857 | return true; |
| 858 | } |
| 859 | |
| 860 | addMonitoringTargetsLocked(); |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 861 | commitTargetsLocked(); |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 862 | } |
| 863 | |
| 864 | // Dispatch the key. |
| 865 | dispatchEventToCurrentInputTargetsLocked(currentTime, entry, false); |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 866 | return true; |
| 867 | } |
| 868 | |
| 869 | void InputDispatcher::logOutboundKeyDetailsLocked(const char* prefix, const KeyEntry* entry) { |
| 870 | #if DEBUG_OUTBOUND_EVENT_DETAILS |
Jeff Brown | 9065504 | 2010-12-02 13:50:46 -0800 | [diff] [blame] | 871 | LOGD("%seventTime=%lld, deviceId=%d, source=0x%x, policyFlags=0x%x, " |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 872 | "action=0x%x, flags=0x%x, keyCode=0x%x, scanCode=0x%x, metaState=0x%x, " |
Jeff Brown | e46a0a4 | 2010-11-02 17:58:22 -0700 | [diff] [blame] | 873 | "repeatCount=%d, downTime=%lld", |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 874 | prefix, |
| 875 | entry->eventTime, entry->deviceId, entry->source, entry->policyFlags, |
| 876 | entry->action, entry->flags, entry->keyCode, entry->scanCode, entry->metaState, |
Jeff Brown | e46a0a4 | 2010-11-02 17:58:22 -0700 | [diff] [blame] | 877 | entry->repeatCount, entry->downTime); |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 878 | #endif |
| 879 | } |
| 880 | |
| 881 | bool InputDispatcher::dispatchMotionLocked( |
Jeff Brown | e20c9e0 | 2010-10-11 14:20:19 -0700 | [diff] [blame] | 882 | nsecs_t currentTime, MotionEntry* entry, DropReason* dropReason, nsecs_t* nextWakeupTime) { |
Jeff Brown | e46a0a4 | 2010-11-02 17:58:22 -0700 | [diff] [blame] | 883 | // Preprocessing. |
| 884 | if (! entry->dispatchInProgress) { |
| 885 | entry->dispatchInProgress = true; |
| 886 | resetTargetsLocked(); |
| 887 | |
| 888 | logOutboundMotionDetailsLocked("dispatchMotion - ", entry); |
| 889 | } |
| 890 | |
Jeff Brown | 54a1825 | 2010-09-16 14:07:33 -0700 | [diff] [blame] | 891 | // Clean up if dropping the event. |
Jeff Brown | e20c9e0 | 2010-10-11 14:20:19 -0700 | [diff] [blame] | 892 | if (*dropReason != DROP_REASON_NOT_DROPPED) { |
Jeff Brown | 54a1825 | 2010-09-16 14:07:33 -0700 | [diff] [blame] | 893 | resetTargetsLocked(); |
Jeff Brown | 3122e44 | 2010-10-11 23:32:49 -0700 | [diff] [blame] | 894 | setInjectionResultLocked(entry, *dropReason == DROP_REASON_POLICY |
| 895 | ? INPUT_EVENT_INJECTION_SUCCEEDED : INPUT_EVENT_INJECTION_FAILED); |
Jeff Brown | 54a1825 | 2010-09-16 14:07:33 -0700 | [diff] [blame] | 896 | return true; |
| 897 | } |
| 898 | |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 899 | bool isPointerEvent = entry->source & AINPUT_SOURCE_CLASS_POINTER; |
| 900 | |
| 901 | // Identify targets. |
Jeff Brown | cc0c159 | 2011-02-19 05:07:28 -0800 | [diff] [blame] | 902 | bool conflictingPointerActions = false; |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 903 | if (! mCurrentInputTargetsValid) { |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 904 | int32_t injectionResult; |
Jeff Brown | a032cc0 | 2011-03-07 16:56:21 -0800 | [diff] [blame] | 905 | const MotionSample* splitBatchAfterSample = NULL; |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 906 | if (isPointerEvent) { |
| 907 | // Pointer event. (eg. touchscreen) |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 908 | injectionResult = findTouchedWindowTargetsLocked(currentTime, |
Jeff Brown | a032cc0 | 2011-03-07 16:56:21 -0800 | [diff] [blame] | 909 | entry, nextWakeupTime, &conflictingPointerActions, &splitBatchAfterSample); |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 910 | } else { |
| 911 | // Non touch event. (eg. trackball) |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 912 | injectionResult = findFocusedWindowTargetsLocked(currentTime, |
| 913 | entry, nextWakeupTime); |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 914 | } |
| 915 | if (injectionResult == INPUT_EVENT_INJECTION_PENDING) { |
| 916 | return false; |
| 917 | } |
| 918 | |
| 919 | setInjectionResultLocked(entry, injectionResult); |
| 920 | if (injectionResult != INPUT_EVENT_INJECTION_SUCCEEDED) { |
| 921 | return true; |
| 922 | } |
| 923 | |
| 924 | addMonitoringTargetsLocked(); |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 925 | commitTargetsLocked(); |
Jeff Brown | a032cc0 | 2011-03-07 16:56:21 -0800 | [diff] [blame] | 926 | |
| 927 | // Unbatch the event if necessary by splitting it into two parts after the |
| 928 | // motion sample indicated by splitBatchAfterSample. |
| 929 | if (splitBatchAfterSample && splitBatchAfterSample->next) { |
| 930 | #if DEBUG_BATCHING |
| 931 | uint32_t originalSampleCount = entry->countSamples(); |
| 932 | #endif |
| 933 | MotionSample* nextSample = splitBatchAfterSample->next; |
Jeff Brown | ac38607 | 2011-07-20 15:19:50 -0700 | [diff] [blame] | 934 | MotionEntry* nextEntry = new MotionEntry(nextSample->eventTime, |
Jeff Brown | a032cc0 | 2011-03-07 16:56:21 -0800 | [diff] [blame] | 935 | entry->deviceId, entry->source, entry->policyFlags, |
Jeff Brown | fe9f8ab | 2011-05-06 18:20:01 -0700 | [diff] [blame] | 936 | entry->action, entry->flags, |
| 937 | entry->metaState, entry->buttonState, entry->edgeFlags, |
Jeff Brown | a032cc0 | 2011-03-07 16:56:21 -0800 | [diff] [blame] | 938 | entry->xPrecision, entry->yPrecision, entry->downTime, |
Jeff Brown | fe9f8ab | 2011-05-06 18:20:01 -0700 | [diff] [blame] | 939 | entry->pointerCount, entry->pointerProperties, nextSample->pointerCoords); |
Jeff Brown | a032cc0 | 2011-03-07 16:56:21 -0800 | [diff] [blame] | 940 | if (nextSample != entry->lastSample) { |
| 941 | nextEntry->firstSample.next = nextSample->next; |
| 942 | nextEntry->lastSample = entry->lastSample; |
| 943 | } |
Jeff Brown | ac38607 | 2011-07-20 15:19:50 -0700 | [diff] [blame] | 944 | delete nextSample; |
Jeff Brown | a032cc0 | 2011-03-07 16:56:21 -0800 | [diff] [blame] | 945 | |
| 946 | entry->lastSample = const_cast<MotionSample*>(splitBatchAfterSample); |
| 947 | entry->lastSample->next = NULL; |
| 948 | |
| 949 | if (entry->injectionState) { |
| 950 | nextEntry->injectionState = entry->injectionState; |
| 951 | entry->injectionState->refCount += 1; |
| 952 | } |
| 953 | |
| 954 | #if DEBUG_BATCHING |
| 955 | LOGD("Split batch of %d samples into two parts, first part has %d samples, " |
| 956 | "second part has %d samples.", originalSampleCount, |
| 957 | entry->countSamples(), nextEntry->countSamples()); |
| 958 | #endif |
| 959 | |
| 960 | mInboundQueue.enqueueAtHead(nextEntry); |
| 961 | } |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 962 | } |
| 963 | |
| 964 | // Dispatch the motion. |
Jeff Brown | cc0c159 | 2011-02-19 05:07:28 -0800 | [diff] [blame] | 965 | if (conflictingPointerActions) { |
Jeff Brown | da3d5a9 | 2011-03-29 15:11:34 -0700 | [diff] [blame] | 966 | CancelationOptions options(CancelationOptions::CANCEL_POINTER_EVENTS, |
| 967 | "conflicting pointer actions"); |
| 968 | synthesizeCancelationEventsForAllConnectionsLocked(options); |
Jeff Brown | cc0c159 | 2011-02-19 05:07:28 -0800 | [diff] [blame] | 969 | } |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 970 | dispatchEventToCurrentInputTargetsLocked(currentTime, entry, false); |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 971 | return true; |
| 972 | } |
| 973 | |
| 974 | |
| 975 | void InputDispatcher::logOutboundMotionDetailsLocked(const char* prefix, const MotionEntry* entry) { |
| 976 | #if DEBUG_OUTBOUND_EVENT_DETAILS |
Jeff Brown | 9065504 | 2010-12-02 13:50:46 -0800 | [diff] [blame] | 977 | LOGD("%seventTime=%lld, deviceId=%d, source=0x%x, policyFlags=0x%x, " |
Jeff Brown | 85a3176 | 2010-09-01 17:01:00 -0700 | [diff] [blame] | 978 | "action=0x%x, flags=0x%x, " |
Jeff Brown | fe9f8ab | 2011-05-06 18:20:01 -0700 | [diff] [blame] | 979 | "metaState=0x%x, buttonState=0x%x, " |
| 980 | "edgeFlags=0x%x, xPrecision=%f, yPrecision=%f, downTime=%lld", |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 981 | prefix, |
Jeff Brown | 85a3176 | 2010-09-01 17:01:00 -0700 | [diff] [blame] | 982 | entry->eventTime, entry->deviceId, entry->source, entry->policyFlags, |
| 983 | entry->action, entry->flags, |
Jeff Brown | fe9f8ab | 2011-05-06 18:20:01 -0700 | [diff] [blame] | 984 | entry->metaState, entry->buttonState, |
| 985 | entry->edgeFlags, entry->xPrecision, entry->yPrecision, |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 986 | entry->downTime); |
| 987 | |
| 988 | // Print the most recent sample that we have available, this may change due to batching. |
| 989 | size_t sampleCount = 1; |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 990 | const MotionSample* sample = & entry->firstSample; |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 991 | for (; sample->next != NULL; sample = sample->next) { |
| 992 | sampleCount += 1; |
| 993 | } |
| 994 | for (uint32_t i = 0; i < entry->pointerCount; i++) { |
Jeff Brown | fe9f8ab | 2011-05-06 18:20:01 -0700 | [diff] [blame] | 995 | LOGD(" Pointer %d: id=%d, toolType=%d, " |
| 996 | "x=%f, y=%f, pressure=%f, size=%f, " |
Jeff Brown | 85a3176 | 2010-09-01 17:01:00 -0700 | [diff] [blame] | 997 | "touchMajor=%f, touchMinor=%f, toolMajor=%f, toolMinor=%f, " |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 998 | "orientation=%f", |
Jeff Brown | fe9f8ab | 2011-05-06 18:20:01 -0700 | [diff] [blame] | 999 | i, entry->pointerProperties[i].id, |
| 1000 | entry->pointerProperties[i].toolType, |
Jeff Brown | ebbd5d1 | 2011-02-17 13:01:34 -0800 | [diff] [blame] | 1001 | sample->pointerCoords[i].getAxisValue(AMOTION_EVENT_AXIS_X), |
| 1002 | sample->pointerCoords[i].getAxisValue(AMOTION_EVENT_AXIS_Y), |
| 1003 | sample->pointerCoords[i].getAxisValue(AMOTION_EVENT_AXIS_PRESSURE), |
| 1004 | sample->pointerCoords[i].getAxisValue(AMOTION_EVENT_AXIS_SIZE), |
| 1005 | sample->pointerCoords[i].getAxisValue(AMOTION_EVENT_AXIS_TOUCH_MAJOR), |
| 1006 | sample->pointerCoords[i].getAxisValue(AMOTION_EVENT_AXIS_TOUCH_MINOR), |
| 1007 | sample->pointerCoords[i].getAxisValue(AMOTION_EVENT_AXIS_TOOL_MAJOR), |
| 1008 | sample->pointerCoords[i].getAxisValue(AMOTION_EVENT_AXIS_TOOL_MINOR), |
| 1009 | sample->pointerCoords[i].getAxisValue(AMOTION_EVENT_AXIS_ORIENTATION)); |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 1010 | } |
| 1011 | |
| 1012 | // Keep in mind that due to batching, it is possible for the number of samples actually |
| 1013 | // dispatched to change before the application finally consumed them. |
Jeff Brown | c5ed591 | 2010-07-14 18:48:53 -0700 | [diff] [blame] | 1014 | if (entry->action == AMOTION_EVENT_ACTION_MOVE) { |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 1015 | LOGD(" ... Total movement samples currently batched %d ...", sampleCount); |
| 1016 | } |
| 1017 | #endif |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 1018 | } |
| 1019 | |
| 1020 | void InputDispatcher::dispatchEventToCurrentInputTargetsLocked(nsecs_t currentTime, |
| 1021 | EventEntry* eventEntry, bool resumeWithAppendedMotionSample) { |
| 1022 | #if DEBUG_DISPATCH_CYCLE |
Jeff Brown | 9c3cda0 | 2010-06-15 01:31:58 -0700 | [diff] [blame] | 1023 | LOGD("dispatchEventToCurrentInputTargets - " |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 1024 | "resumeWithAppendedMotionSample=%s", |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 1025 | toString(resumeWithAppendedMotionSample)); |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 1026 | #endif |
| 1027 | |
Jeff Brown | b6110c2 | 2011-04-01 16:15:13 -0700 | [diff] [blame] | 1028 | LOG_ASSERT(eventEntry->dispatchInProgress); // should already have been set to true |
Jeff Brown | 9c3cda0 | 2010-06-15 01:31:58 -0700 | [diff] [blame] | 1029 | |
Jeff Brown | e2fe69e | 2010-10-18 13:21:23 -0700 | [diff] [blame] | 1030 | pokeUserActivityLocked(eventEntry); |
| 1031 | |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 1032 | for (size_t i = 0; i < mCurrentInputTargets.size(); i++) { |
| 1033 | const InputTarget& inputTarget = mCurrentInputTargets.itemAt(i); |
| 1034 | |
Jeff Brown | 519e024 | 2010-09-15 15:18:56 -0700 | [diff] [blame] | 1035 | ssize_t connectionIndex = getConnectionIndexLocked(inputTarget.inputChannel); |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 1036 | if (connectionIndex >= 0) { |
| 1037 | sp<Connection> connection = mConnectionsByReceiveFd.valueAt(connectionIndex); |
Jeff Brown | 7fbdc84 | 2010-06-17 20:52:56 -0700 | [diff] [blame] | 1038 | prepareDispatchCycleLocked(currentTime, connection, eventEntry, & inputTarget, |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 1039 | resumeWithAppendedMotionSample); |
| 1040 | } else { |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 1041 | #if DEBUG_FOCUS |
| 1042 | LOGD("Dropping event delivery to target with channel '%s' because it " |
| 1043 | "is no longer registered with the input dispatcher.", |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 1044 | inputTarget.inputChannel->getName().string()); |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 1045 | #endif |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 1046 | } |
| 1047 | } |
| 1048 | } |
| 1049 | |
Jeff Brown | 54a1825 | 2010-09-16 14:07:33 -0700 | [diff] [blame] | 1050 | void InputDispatcher::resetTargetsLocked() { |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 1051 | mCurrentInputTargetsValid = false; |
| 1052 | mCurrentInputTargets.clear(); |
Jeff Brown | 5ea29ab | 2011-07-27 11:50:51 -0700 | [diff] [blame] | 1053 | resetANRTimeoutsLocked(); |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 1054 | } |
| 1055 | |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 1056 | void InputDispatcher::commitTargetsLocked() { |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 1057 | mCurrentInputTargetsValid = true; |
| 1058 | } |
| 1059 | |
| 1060 | int32_t InputDispatcher::handleTargetsNotReadyLocked(nsecs_t currentTime, |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 1061 | const EventEntry* entry, |
| 1062 | const sp<InputApplicationHandle>& applicationHandle, |
| 1063 | const sp<InputWindowHandle>& windowHandle, |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 1064 | nsecs_t* nextWakeupTime) { |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 1065 | if (applicationHandle == NULL && windowHandle == NULL) { |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 1066 | if (mInputTargetWaitCause != INPUT_TARGET_WAIT_CAUSE_SYSTEM_NOT_READY) { |
| 1067 | #if DEBUG_FOCUS |
| 1068 | LOGD("Waiting for system to become ready for input."); |
| 1069 | #endif |
| 1070 | mInputTargetWaitCause = INPUT_TARGET_WAIT_CAUSE_SYSTEM_NOT_READY; |
| 1071 | mInputTargetWaitStartTime = currentTime; |
| 1072 | mInputTargetWaitTimeoutTime = LONG_LONG_MAX; |
| 1073 | mInputTargetWaitTimeoutExpired = false; |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 1074 | mInputTargetWaitApplicationHandle.clear(); |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 1075 | } |
| 1076 | } else { |
| 1077 | if (mInputTargetWaitCause != INPUT_TARGET_WAIT_CAUSE_APPLICATION_NOT_READY) { |
| 1078 | #if DEBUG_FOCUS |
Jeff Brown | 519e024 | 2010-09-15 15:18:56 -0700 | [diff] [blame] | 1079 | LOGD("Waiting for application to become ready for input: %s", |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 1080 | getApplicationWindowLabelLocked(applicationHandle, windowHandle).string()); |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 1081 | #endif |
Jeff Brown | cc4f7db | 2011-08-30 20:34:48 -0700 | [diff] [blame] | 1082 | nsecs_t timeout; |
| 1083 | if (windowHandle != NULL) { |
| 1084 | timeout = windowHandle->getDispatchingTimeout(DEFAULT_INPUT_DISPATCHING_TIMEOUT); |
| 1085 | } else if (applicationHandle != NULL) { |
| 1086 | timeout = applicationHandle->getDispatchingTimeout( |
| 1087 | DEFAULT_INPUT_DISPATCHING_TIMEOUT); |
| 1088 | } else { |
| 1089 | timeout = DEFAULT_INPUT_DISPATCHING_TIMEOUT; |
| 1090 | } |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 1091 | |
| 1092 | mInputTargetWaitCause = INPUT_TARGET_WAIT_CAUSE_APPLICATION_NOT_READY; |
| 1093 | mInputTargetWaitStartTime = currentTime; |
| 1094 | mInputTargetWaitTimeoutTime = currentTime + timeout; |
| 1095 | mInputTargetWaitTimeoutExpired = false; |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 1096 | mInputTargetWaitApplicationHandle.clear(); |
Jeff Brown | 928e054 | 2011-01-10 11:17:36 -0800 | [diff] [blame] | 1097 | |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 1098 | if (windowHandle != NULL) { |
| 1099 | mInputTargetWaitApplicationHandle = windowHandle->inputApplicationHandle; |
Jeff Brown | 928e054 | 2011-01-10 11:17:36 -0800 | [diff] [blame] | 1100 | } |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 1101 | if (mInputTargetWaitApplicationHandle == NULL && applicationHandle != NULL) { |
| 1102 | mInputTargetWaitApplicationHandle = applicationHandle; |
Jeff Brown | 928e054 | 2011-01-10 11:17:36 -0800 | [diff] [blame] | 1103 | } |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 1104 | } |
| 1105 | } |
| 1106 | |
| 1107 | if (mInputTargetWaitTimeoutExpired) { |
| 1108 | return INPUT_EVENT_INJECTION_TIMED_OUT; |
| 1109 | } |
| 1110 | |
| 1111 | if (currentTime >= mInputTargetWaitTimeoutTime) { |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 1112 | onANRLocked(currentTime, applicationHandle, windowHandle, |
| 1113 | entry->eventTime, mInputTargetWaitStartTime); |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 1114 | |
| 1115 | // Force poll loop to wake up immediately on next iteration once we get the |
| 1116 | // ANR response back from the policy. |
| 1117 | *nextWakeupTime = LONG_LONG_MIN; |
| 1118 | return INPUT_EVENT_INJECTION_PENDING; |
| 1119 | } else { |
| 1120 | // Force poll loop to wake up when timeout is due. |
| 1121 | if (mInputTargetWaitTimeoutTime < *nextWakeupTime) { |
| 1122 | *nextWakeupTime = mInputTargetWaitTimeoutTime; |
| 1123 | } |
| 1124 | return INPUT_EVENT_INJECTION_PENDING; |
| 1125 | } |
| 1126 | } |
| 1127 | |
Jeff Brown | 519e024 | 2010-09-15 15:18:56 -0700 | [diff] [blame] | 1128 | void InputDispatcher::resumeAfterTargetsNotReadyTimeoutLocked(nsecs_t newTimeout, |
| 1129 | const sp<InputChannel>& inputChannel) { |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 1130 | if (newTimeout > 0) { |
| 1131 | // Extend the timeout. |
| 1132 | mInputTargetWaitTimeoutTime = now() + newTimeout; |
| 1133 | } else { |
| 1134 | // Give up. |
| 1135 | mInputTargetWaitTimeoutExpired = true; |
Jeff Brown | 519e024 | 2010-09-15 15:18:56 -0700 | [diff] [blame] | 1136 | |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 1137 | // Release the touch targets. |
| 1138 | mTouchState.reset(); |
Jeff Brown | 2a95c2a | 2010-09-16 12:31:46 -0700 | [diff] [blame] | 1139 | |
Jeff Brown | 519e024 | 2010-09-15 15:18:56 -0700 | [diff] [blame] | 1140 | // Input state will not be realistic. Mark it out of sync. |
Jeff Brown | dc3e005 | 2010-09-16 11:02:16 -0700 | [diff] [blame] | 1141 | if (inputChannel.get()) { |
| 1142 | ssize_t connectionIndex = getConnectionIndexLocked(inputChannel); |
| 1143 | if (connectionIndex >= 0) { |
| 1144 | sp<Connection> connection = mConnectionsByReceiveFd.valueAt(connectionIndex); |
Jeff Brown | 00045a7 | 2010-12-09 18:10:30 -0800 | [diff] [blame] | 1145 | if (connection->status == Connection::STATUS_NORMAL) { |
Jeff Brown | da3d5a9 | 2011-03-29 15:11:34 -0700 | [diff] [blame] | 1146 | CancelationOptions options(CancelationOptions::CANCEL_ALL_EVENTS, |
Jeff Brown | 00045a7 | 2010-12-09 18:10:30 -0800 | [diff] [blame] | 1147 | "application not responding"); |
Jeff Brown | da3d5a9 | 2011-03-29 15:11:34 -0700 | [diff] [blame] | 1148 | synthesizeCancelationEventsForConnectionLocked(connection, options); |
Jeff Brown | 00045a7 | 2010-12-09 18:10:30 -0800 | [diff] [blame] | 1149 | } |
Jeff Brown | dc3e005 | 2010-09-16 11:02:16 -0700 | [diff] [blame] | 1150 | } |
Jeff Brown | 519e024 | 2010-09-15 15:18:56 -0700 | [diff] [blame] | 1151 | } |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 1152 | } |
| 1153 | } |
| 1154 | |
Jeff Brown | 519e024 | 2010-09-15 15:18:56 -0700 | [diff] [blame] | 1155 | nsecs_t InputDispatcher::getTimeSpentWaitingForApplicationLocked( |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 1156 | nsecs_t currentTime) { |
| 1157 | if (mInputTargetWaitCause == INPUT_TARGET_WAIT_CAUSE_APPLICATION_NOT_READY) { |
| 1158 | return currentTime - mInputTargetWaitStartTime; |
| 1159 | } |
| 1160 | return 0; |
| 1161 | } |
| 1162 | |
| 1163 | void InputDispatcher::resetANRTimeoutsLocked() { |
| 1164 | #if DEBUG_FOCUS |
| 1165 | LOGD("Resetting ANR timeouts."); |
| 1166 | #endif |
| 1167 | |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 1168 | // Reset input target wait timeout. |
| 1169 | mInputTargetWaitCause = INPUT_TARGET_WAIT_CAUSE_NONE; |
Jeff Brown | 5ea29ab | 2011-07-27 11:50:51 -0700 | [diff] [blame] | 1170 | mInputTargetWaitApplicationHandle.clear(); |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 1171 | } |
| 1172 | |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 1173 | int32_t InputDispatcher::findFocusedWindowTargetsLocked(nsecs_t currentTime, |
| 1174 | const EventEntry* entry, nsecs_t* nextWakeupTime) { |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 1175 | mCurrentInputTargets.clear(); |
| 1176 | |
| 1177 | int32_t injectionResult; |
| 1178 | |
| 1179 | // If there is no currently focused window and no focused application |
| 1180 | // then drop the event. |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 1181 | if (mFocusedWindowHandle == NULL) { |
| 1182 | if (mFocusedApplicationHandle != NULL) { |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 1183 | #if DEBUG_FOCUS |
| 1184 | LOGD("Waiting because there is no focused window but there is a " |
Jeff Brown | 519e024 | 2010-09-15 15:18:56 -0700 | [diff] [blame] | 1185 | "focused application that may eventually add a window: %s.", |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 1186 | getApplicationWindowLabelLocked(mFocusedApplicationHandle, NULL).string()); |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 1187 | #endif |
| 1188 | injectionResult = handleTargetsNotReadyLocked(currentTime, entry, |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 1189 | mFocusedApplicationHandle, NULL, nextWakeupTime); |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 1190 | goto Unresponsive; |
| 1191 | } |
| 1192 | |
| 1193 | LOGI("Dropping event because there is no focused window or focused application."); |
| 1194 | injectionResult = INPUT_EVENT_INJECTION_FAILED; |
| 1195 | goto Failed; |
| 1196 | } |
| 1197 | |
| 1198 | // Check permissions. |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 1199 | if (! checkInjectionPermission(mFocusedWindowHandle, entry->injectionState)) { |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 1200 | injectionResult = INPUT_EVENT_INJECTION_PERMISSION_DENIED; |
| 1201 | goto Failed; |
| 1202 | } |
| 1203 | |
| 1204 | // If the currently focused window is paused then keep waiting. |
Jeff Brown | cc4f7db | 2011-08-30 20:34:48 -0700 | [diff] [blame] | 1205 | if (mFocusedWindowHandle->getInfo()->paused) { |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 1206 | #if DEBUG_FOCUS |
| 1207 | LOGD("Waiting because focused window is paused."); |
| 1208 | #endif |
| 1209 | injectionResult = handleTargetsNotReadyLocked(currentTime, entry, |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 1210 | mFocusedApplicationHandle, mFocusedWindowHandle, nextWakeupTime); |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 1211 | goto Unresponsive; |
| 1212 | } |
| 1213 | |
Jeff Brown | 519e024 | 2010-09-15 15:18:56 -0700 | [diff] [blame] | 1214 | // If the currently focused window is still working on previous events then keep waiting. |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 1215 | if (! isWindowFinishedWithPreviousInputLocked(mFocusedWindowHandle)) { |
Jeff Brown | 519e024 | 2010-09-15 15:18:56 -0700 | [diff] [blame] | 1216 | #if DEBUG_FOCUS |
| 1217 | LOGD("Waiting because focused window still processing previous input."); |
| 1218 | #endif |
| 1219 | injectionResult = handleTargetsNotReadyLocked(currentTime, entry, |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 1220 | mFocusedApplicationHandle, mFocusedWindowHandle, nextWakeupTime); |
Jeff Brown | 519e024 | 2010-09-15 15:18:56 -0700 | [diff] [blame] | 1221 | goto Unresponsive; |
| 1222 | } |
| 1223 | |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 1224 | // Success! Output targets. |
| 1225 | injectionResult = INPUT_EVENT_INJECTION_SUCCEEDED; |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 1226 | addWindowTargetLocked(mFocusedWindowHandle, |
Jeff Brown | a032cc0 | 2011-03-07 16:56:21 -0800 | [diff] [blame] | 1227 | InputTarget::FLAG_FOREGROUND | InputTarget::FLAG_DISPATCH_AS_IS, BitSet32(0)); |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 1228 | |
| 1229 | // Done. |
| 1230 | Failed: |
| 1231 | Unresponsive: |
Jeff Brown | 519e024 | 2010-09-15 15:18:56 -0700 | [diff] [blame] | 1232 | nsecs_t timeSpentWaitingForApplication = getTimeSpentWaitingForApplicationLocked(currentTime); |
| 1233 | updateDispatchStatisticsLocked(currentTime, entry, |
| 1234 | injectionResult, timeSpentWaitingForApplication); |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 1235 | #if DEBUG_FOCUS |
Jeff Brown | 519e024 | 2010-09-15 15:18:56 -0700 | [diff] [blame] | 1236 | LOGD("findFocusedWindow finished: injectionResult=%d, " |
| 1237 | "timeSpendWaitingForApplication=%0.1fms", |
| 1238 | injectionResult, timeSpentWaitingForApplication / 1000000.0); |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 1239 | #endif |
| 1240 | return injectionResult; |
| 1241 | } |
| 1242 | |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 1243 | int32_t InputDispatcher::findTouchedWindowTargetsLocked(nsecs_t currentTime, |
Jeff Brown | a032cc0 | 2011-03-07 16:56:21 -0800 | [diff] [blame] | 1244 | const MotionEntry* entry, nsecs_t* nextWakeupTime, bool* outConflictingPointerActions, |
| 1245 | const MotionSample** outSplitBatchAfterSample) { |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 1246 | enum InjectionPermission { |
| 1247 | INJECTION_PERMISSION_UNKNOWN, |
| 1248 | INJECTION_PERMISSION_GRANTED, |
| 1249 | INJECTION_PERMISSION_DENIED |
| 1250 | }; |
| 1251 | |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 1252 | mCurrentInputTargets.clear(); |
| 1253 | |
| 1254 | nsecs_t startTime = now(); |
| 1255 | |
| 1256 | // For security reasons, we defer updating the touch state until we are sure that |
| 1257 | // event injection will be allowed. |
| 1258 | // |
| 1259 | // FIXME In the original code, screenWasOff could never be set to true. |
| 1260 | // The reason is that the POLICY_FLAG_WOKE_HERE |
| 1261 | // and POLICY_FLAG_BRIGHT_HERE flags were set only when preprocessing raw |
| 1262 | // EV_KEY, EV_REL and EV_ABS events. As it happens, the touch event was |
| 1263 | // actually enqueued using the policyFlags that appeared in the final EV_SYN |
| 1264 | // events upon which no preprocessing took place. So policyFlags was always 0. |
| 1265 | // In the new native input dispatcher we're a bit more careful about event |
| 1266 | // preprocessing so the touches we receive can actually have non-zero policyFlags. |
| 1267 | // Unfortunately we obtain undesirable behavior. |
| 1268 | // |
| 1269 | // Here's what happens: |
| 1270 | // |
| 1271 | // When the device dims in anticipation of going to sleep, touches |
| 1272 | // in windows which have FLAG_TOUCHABLE_WHEN_WAKING cause |
| 1273 | // the device to brighten and reset the user activity timer. |
| 1274 | // Touches on other windows (such as the launcher window) |
| 1275 | // are dropped. Then after a moment, the device goes to sleep. Oops. |
| 1276 | // |
| 1277 | // Also notice how screenWasOff was being initialized using POLICY_FLAG_BRIGHT_HERE |
| 1278 | // instead of POLICY_FLAG_WOKE_HERE... |
| 1279 | // |
| 1280 | bool screenWasOff = false; // original policy: policyFlags & POLICY_FLAG_BRIGHT_HERE; |
| 1281 | |
| 1282 | int32_t action = entry->action; |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 1283 | int32_t maskedAction = action & AMOTION_EVENT_ACTION_MASK; |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 1284 | |
| 1285 | // Update the touch state as needed based on the properties of the touch event. |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 1286 | int32_t injectionResult = INPUT_EVENT_INJECTION_PENDING; |
| 1287 | InjectionPermission injectionPermission = INJECTION_PERMISSION_UNKNOWN; |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 1288 | sp<InputWindowHandle> newHoverWindowHandle; |
Jeff Brown | cc0c159 | 2011-02-19 05:07:28 -0800 | [diff] [blame] | 1289 | |
| 1290 | bool isSplit = mTouchState.split; |
Jeff Brown | 2717eff | 2011-06-30 23:53:07 -0700 | [diff] [blame] | 1291 | bool switchedDevice = mTouchState.deviceId >= 0 |
| 1292 | && (mTouchState.deviceId != entry->deviceId |
| 1293 | || mTouchState.source != entry->source); |
Jeff Brown | a032cc0 | 2011-03-07 16:56:21 -0800 | [diff] [blame] | 1294 | bool isHoverAction = (maskedAction == AMOTION_EVENT_ACTION_HOVER_MOVE |
| 1295 | || maskedAction == AMOTION_EVENT_ACTION_HOVER_ENTER |
| 1296 | || maskedAction == AMOTION_EVENT_ACTION_HOVER_EXIT); |
| 1297 | bool newGesture = (maskedAction == AMOTION_EVENT_ACTION_DOWN |
| 1298 | || maskedAction == AMOTION_EVENT_ACTION_SCROLL |
| 1299 | || isHoverAction); |
Jeff Brown | 8134681 | 2011-06-28 20:08:48 -0700 | [diff] [blame] | 1300 | bool wrongDevice = false; |
Jeff Brown | a032cc0 | 2011-03-07 16:56:21 -0800 | [diff] [blame] | 1301 | if (newGesture) { |
Jeff Brown | cc0c159 | 2011-02-19 05:07:28 -0800 | [diff] [blame] | 1302 | bool down = maskedAction == AMOTION_EVENT_ACTION_DOWN; |
Jeff Brown | 8134681 | 2011-06-28 20:08:48 -0700 | [diff] [blame] | 1303 | if (switchedDevice && mTouchState.down && !down) { |
| 1304 | #if DEBUG_FOCUS |
| 1305 | LOGD("Dropping event because a pointer for a different device is already down."); |
| 1306 | #endif |
Jeff Brown | cc0c159 | 2011-02-19 05:07:28 -0800 | [diff] [blame] | 1307 | mTempTouchState.copyFrom(mTouchState); |
Jeff Brown | 8134681 | 2011-06-28 20:08:48 -0700 | [diff] [blame] | 1308 | injectionResult = INPUT_EVENT_INJECTION_FAILED; |
| 1309 | switchedDevice = false; |
| 1310 | wrongDevice = true; |
| 1311 | goto Failed; |
Jeff Brown | cc0c159 | 2011-02-19 05:07:28 -0800 | [diff] [blame] | 1312 | } |
Jeff Brown | 8134681 | 2011-06-28 20:08:48 -0700 | [diff] [blame] | 1313 | mTempTouchState.reset(); |
| 1314 | mTempTouchState.down = down; |
| 1315 | mTempTouchState.deviceId = entry->deviceId; |
| 1316 | mTempTouchState.source = entry->source; |
| 1317 | isSplit = false; |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 1318 | } else { |
| 1319 | mTempTouchState.copyFrom(mTouchState); |
Jeff Brown | cc0c159 | 2011-02-19 05:07:28 -0800 | [diff] [blame] | 1320 | } |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 1321 | |
Jeff Brown | a032cc0 | 2011-03-07 16:56:21 -0800 | [diff] [blame] | 1322 | if (newGesture || (isSplit && maskedAction == AMOTION_EVENT_ACTION_POINTER_DOWN)) { |
Jeff Brown | 33bbfd2 | 2011-02-24 20:55:35 -0800 | [diff] [blame] | 1323 | /* Case 1: New splittable pointer going down, or need target for hover or scroll. */ |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 1324 | |
Jeff Brown | a032cc0 | 2011-03-07 16:56:21 -0800 | [diff] [blame] | 1325 | const MotionSample* sample = &entry->firstSample; |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 1326 | int32_t pointerIndex = getMotionEventActionPointerIndex(action); |
Jeff Brown | a032cc0 | 2011-03-07 16:56:21 -0800 | [diff] [blame] | 1327 | int32_t x = int32_t(sample->pointerCoords[pointerIndex]. |
Jeff Brown | ebbd5d1 | 2011-02-17 13:01:34 -0800 | [diff] [blame] | 1328 | getAxisValue(AMOTION_EVENT_AXIS_X)); |
Jeff Brown | a032cc0 | 2011-03-07 16:56:21 -0800 | [diff] [blame] | 1329 | int32_t y = int32_t(sample->pointerCoords[pointerIndex]. |
Jeff Brown | ebbd5d1 | 2011-02-17 13:01:34 -0800 | [diff] [blame] | 1330 | getAxisValue(AMOTION_EVENT_AXIS_Y)); |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 1331 | sp<InputWindowHandle> newTouchedWindowHandle; |
| 1332 | sp<InputWindowHandle> topErrorWindowHandle; |
Jeff Brown | a032cc0 | 2011-03-07 16:56:21 -0800 | [diff] [blame] | 1333 | bool isTouchModal = false; |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 1334 | |
| 1335 | // Traverse windows from front to back to find touched window and outside targets. |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 1336 | size_t numWindows = mWindowHandles.size(); |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 1337 | for (size_t i = 0; i < numWindows; i++) { |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 1338 | sp<InputWindowHandle> windowHandle = mWindowHandles.itemAt(i); |
Jeff Brown | cc4f7db | 2011-08-30 20:34:48 -0700 | [diff] [blame] | 1339 | const InputWindowInfo* windowInfo = windowHandle->getInfo(); |
| 1340 | int32_t flags = windowInfo->layoutParamsFlags; |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 1341 | |
Jeff Brown | cc4f7db | 2011-08-30 20:34:48 -0700 | [diff] [blame] | 1342 | if (flags & InputWindowInfo::FLAG_SYSTEM_ERROR) { |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 1343 | if (topErrorWindowHandle == NULL) { |
| 1344 | topErrorWindowHandle = windowHandle; |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 1345 | } |
| 1346 | } |
| 1347 | |
Jeff Brown | cc4f7db | 2011-08-30 20:34:48 -0700 | [diff] [blame] | 1348 | if (windowInfo->visible) { |
| 1349 | if (! (flags & InputWindowInfo::FLAG_NOT_TOUCHABLE)) { |
| 1350 | isTouchModal = (flags & (InputWindowInfo::FLAG_NOT_FOCUSABLE |
| 1351 | | InputWindowInfo::FLAG_NOT_TOUCH_MODAL)) == 0; |
| 1352 | if (isTouchModal || windowInfo->touchableRegionContainsPoint(x, y)) { |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 1353 | if (! screenWasOff |
Jeff Brown | cc4f7db | 2011-08-30 20:34:48 -0700 | [diff] [blame] | 1354 | || (flags & InputWindowInfo::FLAG_TOUCHABLE_WHEN_WAKING)) { |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 1355 | newTouchedWindowHandle = windowHandle; |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 1356 | } |
| 1357 | break; // found touched window, exit window loop |
| 1358 | } |
| 1359 | } |
| 1360 | |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 1361 | if (maskedAction == AMOTION_EVENT_ACTION_DOWN |
Jeff Brown | cc4f7db | 2011-08-30 20:34:48 -0700 | [diff] [blame] | 1362 | && (flags & InputWindowInfo::FLAG_WATCH_OUTSIDE_TOUCH)) { |
Jeff Brown | a032cc0 | 2011-03-07 16:56:21 -0800 | [diff] [blame] | 1363 | int32_t outsideTargetFlags = InputTarget::FLAG_DISPATCH_AS_OUTSIDE; |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 1364 | if (isWindowObscuredAtPointLocked(windowHandle, x, y)) { |
Jeff Brown | 19dfc83 | 2010-10-05 12:26:23 -0700 | [diff] [blame] | 1365 | outsideTargetFlags |= InputTarget::FLAG_WINDOW_IS_OBSCURED; |
| 1366 | } |
| 1367 | |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 1368 | mTempTouchState.addOrUpdateWindow( |
| 1369 | windowHandle, outsideTargetFlags, BitSet32(0)); |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 1370 | } |
| 1371 | } |
| 1372 | } |
| 1373 | |
| 1374 | // If there is an error window but it is not taking focus (typically because |
| 1375 | // it is invisible) then wait for it. Any other focused window may in |
| 1376 | // fact be in ANR state. |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 1377 | if (topErrorWindowHandle != NULL && newTouchedWindowHandle != topErrorWindowHandle) { |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 1378 | #if DEBUG_FOCUS |
| 1379 | LOGD("Waiting because system error window is pending."); |
| 1380 | #endif |
| 1381 | injectionResult = handleTargetsNotReadyLocked(currentTime, entry, |
| 1382 | NULL, NULL, nextWakeupTime); |
| 1383 | injectionPermission = INJECTION_PERMISSION_UNKNOWN; |
| 1384 | goto Unresponsive; |
| 1385 | } |
| 1386 | |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 1387 | // Figure out whether splitting will be allowed for this window. |
Jeff Brown | cc4f7db | 2011-08-30 20:34:48 -0700 | [diff] [blame] | 1388 | if (newTouchedWindowHandle != NULL |
| 1389 | && newTouchedWindowHandle->getInfo()->supportsSplitTouch()) { |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 1390 | // New window supports splitting. |
| 1391 | isSplit = true; |
| 1392 | } else if (isSplit) { |
| 1393 | // New window does not support splitting but we have already split events. |
| 1394 | // Assign the pointer to the first foreground window we find. |
| 1395 | // (May be NULL which is why we put this code block before the next check.) |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 1396 | newTouchedWindowHandle = mTempTouchState.getFirstForegroundWindowHandle(); |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 1397 | } |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 1398 | |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 1399 | // If we did not find a touched window then fail. |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 1400 | if (newTouchedWindowHandle == NULL) { |
| 1401 | if (mFocusedApplicationHandle != NULL) { |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 1402 | #if DEBUG_FOCUS |
| 1403 | LOGD("Waiting because there is no touched window but there is a " |
Jeff Brown | 519e024 | 2010-09-15 15:18:56 -0700 | [diff] [blame] | 1404 | "focused application that may eventually add a new window: %s.", |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 1405 | getApplicationWindowLabelLocked(mFocusedApplicationHandle, NULL).string()); |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 1406 | #endif |
| 1407 | injectionResult = handleTargetsNotReadyLocked(currentTime, entry, |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 1408 | mFocusedApplicationHandle, NULL, nextWakeupTime); |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 1409 | goto Unresponsive; |
| 1410 | } |
| 1411 | |
| 1412 | LOGI("Dropping event because there is no touched window or focused application."); |
| 1413 | injectionResult = INPUT_EVENT_INJECTION_FAILED; |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 1414 | goto Failed; |
| 1415 | } |
| 1416 | |
Jeff Brown | 19dfc83 | 2010-10-05 12:26:23 -0700 | [diff] [blame] | 1417 | // Set target flags. |
Jeff Brown | a032cc0 | 2011-03-07 16:56:21 -0800 | [diff] [blame] | 1418 | int32_t targetFlags = InputTarget::FLAG_FOREGROUND | InputTarget::FLAG_DISPATCH_AS_IS; |
Jeff Brown | 19dfc83 | 2010-10-05 12:26:23 -0700 | [diff] [blame] | 1419 | if (isSplit) { |
| 1420 | targetFlags |= InputTarget::FLAG_SPLIT; |
| 1421 | } |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 1422 | if (isWindowObscuredAtPointLocked(newTouchedWindowHandle, x, y)) { |
Jeff Brown | 19dfc83 | 2010-10-05 12:26:23 -0700 | [diff] [blame] | 1423 | targetFlags |= InputTarget::FLAG_WINDOW_IS_OBSCURED; |
| 1424 | } |
| 1425 | |
Jeff Brown | a032cc0 | 2011-03-07 16:56:21 -0800 | [diff] [blame] | 1426 | // Update hover state. |
| 1427 | if (isHoverAction) { |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 1428 | newHoverWindowHandle = newTouchedWindowHandle; |
Jeff Brown | a032cc0 | 2011-03-07 16:56:21 -0800 | [diff] [blame] | 1429 | |
| 1430 | // Ensure all subsequent motion samples are also within the touched window. |
| 1431 | // Set *outSplitBatchAfterSample to the sample before the first one that is not |
| 1432 | // within the touched window. |
| 1433 | if (!isTouchModal) { |
| 1434 | while (sample->next) { |
Jeff Brown | cc4f7db | 2011-08-30 20:34:48 -0700 | [diff] [blame] | 1435 | if (!newHoverWindowHandle->getInfo()->touchableRegionContainsPoint( |
Jeff Brown | a032cc0 | 2011-03-07 16:56:21 -0800 | [diff] [blame] | 1436 | sample->next->pointerCoords[0].getAxisValue(AMOTION_EVENT_AXIS_X), |
| 1437 | sample->next->pointerCoords[0].getAxisValue(AMOTION_EVENT_AXIS_Y))) { |
| 1438 | *outSplitBatchAfterSample = sample; |
| 1439 | break; |
| 1440 | } |
| 1441 | sample = sample->next; |
| 1442 | } |
| 1443 | } |
| 1444 | } else if (maskedAction == AMOTION_EVENT_ACTION_SCROLL) { |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 1445 | newHoverWindowHandle = mLastHoverWindowHandle; |
Jeff Brown | a032cc0 | 2011-03-07 16:56:21 -0800 | [diff] [blame] | 1446 | } |
| 1447 | |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 1448 | // Update the temporary touch state. |
| 1449 | BitSet32 pointerIds; |
| 1450 | if (isSplit) { |
Jeff Brown | fe9f8ab | 2011-05-06 18:20:01 -0700 | [diff] [blame] | 1451 | uint32_t pointerId = entry->pointerProperties[pointerIndex].id; |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 1452 | pointerIds.markBit(pointerId); |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 1453 | } |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 1454 | mTempTouchState.addOrUpdateWindow(newTouchedWindowHandle, targetFlags, pointerIds); |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 1455 | } else { |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 1456 | /* Case 2: Pointer move, up, cancel or non-splittable pointer down. */ |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 1457 | |
| 1458 | // If the pointer is not currently down, then ignore the event. |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 1459 | if (! mTempTouchState.down) { |
Jeff Brown | a2cc28d | 2011-03-25 11:58:46 -0700 | [diff] [blame] | 1460 | #if DEBUG_FOCUS |
Jeff Brown | 76860e3 | 2010-10-25 17:37:46 -0700 | [diff] [blame] | 1461 | LOGD("Dropping event because the pointer is not down or we previously " |
| 1462 | "dropped the pointer down event."); |
| 1463 | #endif |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 1464 | injectionResult = INPUT_EVENT_INJECTION_FAILED; |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 1465 | goto Failed; |
| 1466 | } |
Jeff Brown | 98db5fa | 2011-06-08 15:37:10 -0700 | [diff] [blame] | 1467 | |
| 1468 | // Check whether touches should slip outside of the current foreground window. |
| 1469 | if (maskedAction == AMOTION_EVENT_ACTION_MOVE |
| 1470 | && entry->pointerCount == 1 |
| 1471 | && mTempTouchState.isSlippery()) { |
| 1472 | const MotionSample* sample = &entry->firstSample; |
| 1473 | int32_t x = int32_t(sample->pointerCoords[0].getAxisValue(AMOTION_EVENT_AXIS_X)); |
| 1474 | int32_t y = int32_t(sample->pointerCoords[0].getAxisValue(AMOTION_EVENT_AXIS_Y)); |
| 1475 | |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 1476 | sp<InputWindowHandle> oldTouchedWindowHandle = |
| 1477 | mTempTouchState.getFirstForegroundWindowHandle(); |
| 1478 | sp<InputWindowHandle> newTouchedWindowHandle = findTouchedWindowAtLocked(x, y); |
| 1479 | if (oldTouchedWindowHandle != newTouchedWindowHandle |
| 1480 | && newTouchedWindowHandle != NULL) { |
Jeff Brown | 98db5fa | 2011-06-08 15:37:10 -0700 | [diff] [blame] | 1481 | #if DEBUG_FOCUS |
| 1482 | LOGD("Touch is slipping out of window %s into window %s.", |
Jeff Brown | cc4f7db | 2011-08-30 20:34:48 -0700 | [diff] [blame] | 1483 | oldTouchedWindowHandle->getName().string(), |
| 1484 | newTouchedWindowHandle->getName().string()); |
Jeff Brown | 98db5fa | 2011-06-08 15:37:10 -0700 | [diff] [blame] | 1485 | #endif |
| 1486 | // Make a slippery exit from the old window. |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 1487 | mTempTouchState.addOrUpdateWindow(oldTouchedWindowHandle, |
Jeff Brown | 98db5fa | 2011-06-08 15:37:10 -0700 | [diff] [blame] | 1488 | InputTarget::FLAG_DISPATCH_AS_SLIPPERY_EXIT, BitSet32(0)); |
| 1489 | |
| 1490 | // Make a slippery entrance into the new window. |
Jeff Brown | cc4f7db | 2011-08-30 20:34:48 -0700 | [diff] [blame] | 1491 | if (newTouchedWindowHandle->getInfo()->supportsSplitTouch()) { |
Jeff Brown | 98db5fa | 2011-06-08 15:37:10 -0700 | [diff] [blame] | 1492 | isSplit = true; |
| 1493 | } |
| 1494 | |
| 1495 | int32_t targetFlags = InputTarget::FLAG_FOREGROUND |
| 1496 | | InputTarget::FLAG_DISPATCH_AS_SLIPPERY_ENTER; |
| 1497 | if (isSplit) { |
| 1498 | targetFlags |= InputTarget::FLAG_SPLIT; |
| 1499 | } |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 1500 | if (isWindowObscuredAtPointLocked(newTouchedWindowHandle, x, y)) { |
Jeff Brown | 98db5fa | 2011-06-08 15:37:10 -0700 | [diff] [blame] | 1501 | targetFlags |= InputTarget::FLAG_WINDOW_IS_OBSCURED; |
| 1502 | } |
| 1503 | |
| 1504 | BitSet32 pointerIds; |
| 1505 | if (isSplit) { |
| 1506 | pointerIds.markBit(entry->pointerProperties[0].id); |
| 1507 | } |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 1508 | mTempTouchState.addOrUpdateWindow(newTouchedWindowHandle, targetFlags, pointerIds); |
Jeff Brown | 98db5fa | 2011-06-08 15:37:10 -0700 | [diff] [blame] | 1509 | |
| 1510 | // Split the batch here so we send exactly one sample. |
| 1511 | *outSplitBatchAfterSample = &entry->firstSample; |
| 1512 | } |
| 1513 | } |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 1514 | } |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 1515 | |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 1516 | if (newHoverWindowHandle != mLastHoverWindowHandle) { |
Jeff Brown | a032cc0 | 2011-03-07 16:56:21 -0800 | [diff] [blame] | 1517 | // Split the batch here so we send exactly one sample as part of ENTER or EXIT. |
| 1518 | *outSplitBatchAfterSample = &entry->firstSample; |
| 1519 | |
| 1520 | // Let the previous window know that the hover sequence is over. |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 1521 | if (mLastHoverWindowHandle != NULL) { |
Jeff Brown | a032cc0 | 2011-03-07 16:56:21 -0800 | [diff] [blame] | 1522 | #if DEBUG_HOVER |
Jeff Brown | cc4f7db | 2011-08-30 20:34:48 -0700 | [diff] [blame] | 1523 | LOGD("Sending hover exit event to window %s.", |
| 1524 | mLastHoverWindowHandle->getName().string()); |
Jeff Brown | a032cc0 | 2011-03-07 16:56:21 -0800 | [diff] [blame] | 1525 | #endif |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 1526 | mTempTouchState.addOrUpdateWindow(mLastHoverWindowHandle, |
Jeff Brown | a032cc0 | 2011-03-07 16:56:21 -0800 | [diff] [blame] | 1527 | InputTarget::FLAG_DISPATCH_AS_HOVER_EXIT, BitSet32(0)); |
| 1528 | } |
| 1529 | |
| 1530 | // Let the new window know that the hover sequence is starting. |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 1531 | if (newHoverWindowHandle != NULL) { |
Jeff Brown | a032cc0 | 2011-03-07 16:56:21 -0800 | [diff] [blame] | 1532 | #if DEBUG_HOVER |
Jeff Brown | cc4f7db | 2011-08-30 20:34:48 -0700 | [diff] [blame] | 1533 | LOGD("Sending hover enter event to window %s.", |
| 1534 | newHoverWindowHandle->getName().string()); |
Jeff Brown | a032cc0 | 2011-03-07 16:56:21 -0800 | [diff] [blame] | 1535 | #endif |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 1536 | mTempTouchState.addOrUpdateWindow(newHoverWindowHandle, |
Jeff Brown | a032cc0 | 2011-03-07 16:56:21 -0800 | [diff] [blame] | 1537 | InputTarget::FLAG_DISPATCH_AS_HOVER_ENTER, BitSet32(0)); |
| 1538 | } |
| 1539 | } |
| 1540 | |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 1541 | // Check permission to inject into all touched foreground windows and ensure there |
| 1542 | // is at least one touched foreground window. |
| 1543 | { |
| 1544 | bool haveForegroundWindow = false; |
| 1545 | for (size_t i = 0; i < mTempTouchState.windows.size(); i++) { |
| 1546 | const TouchedWindow& touchedWindow = mTempTouchState.windows[i]; |
| 1547 | if (touchedWindow.targetFlags & InputTarget::FLAG_FOREGROUND) { |
| 1548 | haveForegroundWindow = true; |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 1549 | if (! checkInjectionPermission(touchedWindow.windowHandle, |
| 1550 | entry->injectionState)) { |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 1551 | injectionResult = INPUT_EVENT_INJECTION_PERMISSION_DENIED; |
| 1552 | injectionPermission = INJECTION_PERMISSION_DENIED; |
| 1553 | goto Failed; |
| 1554 | } |
| 1555 | } |
| 1556 | } |
| 1557 | if (! haveForegroundWindow) { |
Jeff Brown | a2cc28d | 2011-03-25 11:58:46 -0700 | [diff] [blame] | 1558 | #if DEBUG_FOCUS |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 1559 | LOGD("Dropping event because there is no touched foreground window to receive it."); |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 1560 | #endif |
| 1561 | injectionResult = INPUT_EVENT_INJECTION_FAILED; |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 1562 | goto Failed; |
| 1563 | } |
| 1564 | |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 1565 | // Permission granted to injection into all touched foreground windows. |
| 1566 | injectionPermission = INJECTION_PERMISSION_GRANTED; |
| 1567 | } |
Jeff Brown | 519e024 | 2010-09-15 15:18:56 -0700 | [diff] [blame] | 1568 | |
Kenny Root | 7a9db18 | 2011-06-02 15:16:05 -0700 | [diff] [blame] | 1569 | // Check whether windows listening for outside touches are owned by the same UID. If it is |
| 1570 | // set the policy flag that we will not reveal coordinate information to this window. |
| 1571 | if (maskedAction == AMOTION_EVENT_ACTION_DOWN) { |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 1572 | sp<InputWindowHandle> foregroundWindowHandle = |
| 1573 | mTempTouchState.getFirstForegroundWindowHandle(); |
Jeff Brown | cc4f7db | 2011-08-30 20:34:48 -0700 | [diff] [blame] | 1574 | const int32_t foregroundWindowUid = foregroundWindowHandle->getInfo()->ownerUid; |
Kenny Root | 7a9db18 | 2011-06-02 15:16:05 -0700 | [diff] [blame] | 1575 | for (size_t i = 0; i < mTempTouchState.windows.size(); i++) { |
| 1576 | const TouchedWindow& touchedWindow = mTempTouchState.windows[i]; |
| 1577 | if (touchedWindow.targetFlags & InputTarget::FLAG_DISPATCH_AS_OUTSIDE) { |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 1578 | sp<InputWindowHandle> inputWindowHandle = touchedWindow.windowHandle; |
Jeff Brown | cc4f7db | 2011-08-30 20:34:48 -0700 | [diff] [blame] | 1579 | if (inputWindowHandle->getInfo()->ownerUid != foregroundWindowUid) { |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 1580 | mTempTouchState.addOrUpdateWindow(inputWindowHandle, |
Kenny Root | 7a9db18 | 2011-06-02 15:16:05 -0700 | [diff] [blame] | 1581 | InputTarget::FLAG_ZERO_COORDS, BitSet32(0)); |
| 1582 | } |
| 1583 | } |
| 1584 | } |
| 1585 | } |
| 1586 | |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 1587 | // Ensure all touched foreground windows are ready for new input. |
| 1588 | for (size_t i = 0; i < mTempTouchState.windows.size(); i++) { |
| 1589 | const TouchedWindow& touchedWindow = mTempTouchState.windows[i]; |
| 1590 | if (touchedWindow.targetFlags & InputTarget::FLAG_FOREGROUND) { |
| 1591 | // If the touched window is paused then keep waiting. |
Jeff Brown | cc4f7db | 2011-08-30 20:34:48 -0700 | [diff] [blame] | 1592 | if (touchedWindow.windowHandle->getInfo()->paused) { |
Jeff Brown | a2cc28d | 2011-03-25 11:58:46 -0700 | [diff] [blame] | 1593 | #if DEBUG_FOCUS |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 1594 | LOGD("Waiting because touched window is paused."); |
Jeff Brown | 519e024 | 2010-09-15 15:18:56 -0700 | [diff] [blame] | 1595 | #endif |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 1596 | injectionResult = handleTargetsNotReadyLocked(currentTime, entry, |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 1597 | NULL, touchedWindow.windowHandle, nextWakeupTime); |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 1598 | goto Unresponsive; |
| 1599 | } |
| 1600 | |
| 1601 | // If the touched window is still working on previous events then keep waiting. |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 1602 | if (! isWindowFinishedWithPreviousInputLocked(touchedWindow.windowHandle)) { |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 1603 | #if DEBUG_FOCUS |
| 1604 | LOGD("Waiting because touched window still processing previous input."); |
| 1605 | #endif |
| 1606 | injectionResult = handleTargetsNotReadyLocked(currentTime, entry, |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 1607 | NULL, touchedWindow.windowHandle, nextWakeupTime); |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 1608 | goto Unresponsive; |
| 1609 | } |
| 1610 | } |
| 1611 | } |
| 1612 | |
| 1613 | // If this is the first pointer going down and the touched window has a wallpaper |
| 1614 | // then also add the touched wallpaper windows so they are locked in for the duration |
| 1615 | // of the touch gesture. |
Jeff Brown | 33bbfd2 | 2011-02-24 20:55:35 -0800 | [diff] [blame] | 1616 | // We do not collect wallpapers during HOVER_MOVE or SCROLL because the wallpaper |
| 1617 | // engine only supports touch events. We would need to add a mechanism similar |
| 1618 | // to View.onGenericMotionEvent to enable wallpapers to handle these events. |
| 1619 | if (maskedAction == AMOTION_EVENT_ACTION_DOWN) { |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 1620 | sp<InputWindowHandle> foregroundWindowHandle = |
| 1621 | mTempTouchState.getFirstForegroundWindowHandle(); |
Jeff Brown | cc4f7db | 2011-08-30 20:34:48 -0700 | [diff] [blame] | 1622 | if (foregroundWindowHandle->getInfo()->hasWallpaper) { |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 1623 | for (size_t i = 0; i < mWindowHandles.size(); i++) { |
| 1624 | sp<InputWindowHandle> windowHandle = mWindowHandles.itemAt(i); |
Jeff Brown | cc4f7db | 2011-08-30 20:34:48 -0700 | [diff] [blame] | 1625 | if (windowHandle->getInfo()->layoutParamsType |
| 1626 | == InputWindowInfo::TYPE_WALLPAPER) { |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 1627 | mTempTouchState.addOrUpdateWindow(windowHandle, |
Jeff Brown | a032cc0 | 2011-03-07 16:56:21 -0800 | [diff] [blame] | 1628 | InputTarget::FLAG_WINDOW_IS_OBSCURED |
| 1629 | | InputTarget::FLAG_DISPATCH_AS_IS, |
| 1630 | BitSet32(0)); |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 1631 | } |
| 1632 | } |
| 1633 | } |
| 1634 | } |
| 1635 | |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 1636 | // Success! Output targets. |
| 1637 | injectionResult = INPUT_EVENT_INJECTION_SUCCEEDED; |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 1638 | |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 1639 | for (size_t i = 0; i < mTempTouchState.windows.size(); i++) { |
| 1640 | const TouchedWindow& touchedWindow = mTempTouchState.windows.itemAt(i); |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 1641 | addWindowTargetLocked(touchedWindow.windowHandle, touchedWindow.targetFlags, |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 1642 | touchedWindow.pointerIds); |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 1643 | } |
| 1644 | |
Jeff Brown | a032cc0 | 2011-03-07 16:56:21 -0800 | [diff] [blame] | 1645 | // Drop the outside or hover touch windows since we will not care about them |
| 1646 | // in the next iteration. |
| 1647 | mTempTouchState.filterNonAsIsTouchWindows(); |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 1648 | |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 1649 | Failed: |
| 1650 | // Check injection permission once and for all. |
| 1651 | if (injectionPermission == INJECTION_PERMISSION_UNKNOWN) { |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 1652 | if (checkInjectionPermission(NULL, entry->injectionState)) { |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 1653 | injectionPermission = INJECTION_PERMISSION_GRANTED; |
| 1654 | } else { |
| 1655 | injectionPermission = INJECTION_PERMISSION_DENIED; |
| 1656 | } |
| 1657 | } |
| 1658 | |
| 1659 | // Update final pieces of touch state if the injector had permission. |
| 1660 | if (injectionPermission == INJECTION_PERMISSION_GRANTED) { |
Jeff Brown | 9571285 | 2011-01-04 19:41:59 -0800 | [diff] [blame] | 1661 | if (!wrongDevice) { |
Jeff Brown | 8134681 | 2011-06-28 20:08:48 -0700 | [diff] [blame] | 1662 | if (switchedDevice) { |
| 1663 | #if DEBUG_FOCUS |
| 1664 | LOGD("Conflicting pointer actions: Switched to a different device."); |
| 1665 | #endif |
| 1666 | *outConflictingPointerActions = true; |
| 1667 | } |
| 1668 | |
| 1669 | if (isHoverAction) { |
| 1670 | // Started hovering, therefore no longer down. |
| 1671 | if (mTouchState.down) { |
| 1672 | #if DEBUG_FOCUS |
| 1673 | LOGD("Conflicting pointer actions: Hover received while pointer was down."); |
| 1674 | #endif |
| 1675 | *outConflictingPointerActions = true; |
| 1676 | } |
| 1677 | mTouchState.reset(); |
| 1678 | if (maskedAction == AMOTION_EVENT_ACTION_HOVER_ENTER |
| 1679 | || maskedAction == AMOTION_EVENT_ACTION_HOVER_MOVE) { |
| 1680 | mTouchState.deviceId = entry->deviceId; |
| 1681 | mTouchState.source = entry->source; |
| 1682 | } |
| 1683 | } else if (maskedAction == AMOTION_EVENT_ACTION_UP |
| 1684 | || maskedAction == AMOTION_EVENT_ACTION_CANCEL) { |
Jeff Brown | 9571285 | 2011-01-04 19:41:59 -0800 | [diff] [blame] | 1685 | // All pointers up or canceled. |
Jeff Brown | 33bbfd2 | 2011-02-24 20:55:35 -0800 | [diff] [blame] | 1686 | mTouchState.reset(); |
Jeff Brown | 9571285 | 2011-01-04 19:41:59 -0800 | [diff] [blame] | 1687 | } else if (maskedAction == AMOTION_EVENT_ACTION_DOWN) { |
| 1688 | // First pointer went down. |
| 1689 | if (mTouchState.down) { |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 1690 | #if DEBUG_FOCUS |
Jeff Brown | 8134681 | 2011-06-28 20:08:48 -0700 | [diff] [blame] | 1691 | LOGD("Conflicting pointer actions: Down received while already down."); |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 1692 | #endif |
Jeff Brown | 8134681 | 2011-06-28 20:08:48 -0700 | [diff] [blame] | 1693 | *outConflictingPointerActions = true; |
Jeff Brown | 9571285 | 2011-01-04 19:41:59 -0800 | [diff] [blame] | 1694 | } |
Jeff Brown | 33bbfd2 | 2011-02-24 20:55:35 -0800 | [diff] [blame] | 1695 | mTouchState.copyFrom(mTempTouchState); |
Jeff Brown | 9571285 | 2011-01-04 19:41:59 -0800 | [diff] [blame] | 1696 | } else if (maskedAction == AMOTION_EVENT_ACTION_POINTER_UP) { |
| 1697 | // One pointer went up. |
| 1698 | if (isSplit) { |
| 1699 | int32_t pointerIndex = getMotionEventActionPointerIndex(action); |
Jeff Brown | fe9f8ab | 2011-05-06 18:20:01 -0700 | [diff] [blame] | 1700 | uint32_t pointerId = entry->pointerProperties[pointerIndex].id; |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 1701 | |
Jeff Brown | 9571285 | 2011-01-04 19:41:59 -0800 | [diff] [blame] | 1702 | for (size_t i = 0; i < mTempTouchState.windows.size(); ) { |
| 1703 | TouchedWindow& touchedWindow = mTempTouchState.windows.editItemAt(i); |
| 1704 | if (touchedWindow.targetFlags & InputTarget::FLAG_SPLIT) { |
| 1705 | touchedWindow.pointerIds.clearBit(pointerId); |
| 1706 | if (touchedWindow.pointerIds.isEmpty()) { |
| 1707 | mTempTouchState.windows.removeAt(i); |
| 1708 | continue; |
| 1709 | } |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 1710 | } |
Jeff Brown | 9571285 | 2011-01-04 19:41:59 -0800 | [diff] [blame] | 1711 | i += 1; |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 1712 | } |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 1713 | } |
Jeff Brown | 33bbfd2 | 2011-02-24 20:55:35 -0800 | [diff] [blame] | 1714 | mTouchState.copyFrom(mTempTouchState); |
| 1715 | } else if (maskedAction == AMOTION_EVENT_ACTION_SCROLL) { |
| 1716 | // Discard temporary touch state since it was only valid for this action. |
| 1717 | } else { |
| 1718 | // Save changes to touch state as-is for all other actions. |
| 1719 | mTouchState.copyFrom(mTempTouchState); |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 1720 | } |
Jeff Brown | a032cc0 | 2011-03-07 16:56:21 -0800 | [diff] [blame] | 1721 | |
| 1722 | // Update hover state. |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 1723 | mLastHoverWindowHandle = newHoverWindowHandle; |
Jeff Brown | 9571285 | 2011-01-04 19:41:59 -0800 | [diff] [blame] | 1724 | } |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 1725 | } else { |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 1726 | #if DEBUG_FOCUS |
| 1727 | LOGD("Not updating touch focus because injection was denied."); |
| 1728 | #endif |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 1729 | } |
| 1730 | |
| 1731 | Unresponsive: |
Jeff Brown | 120a459 | 2010-10-27 18:43:51 -0700 | [diff] [blame] | 1732 | // Reset temporary touch state to ensure we release unnecessary references to input channels. |
| 1733 | mTempTouchState.reset(); |
| 1734 | |
Jeff Brown | 519e024 | 2010-09-15 15:18:56 -0700 | [diff] [blame] | 1735 | nsecs_t timeSpentWaitingForApplication = getTimeSpentWaitingForApplicationLocked(currentTime); |
| 1736 | updateDispatchStatisticsLocked(currentTime, entry, |
| 1737 | injectionResult, timeSpentWaitingForApplication); |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 1738 | #if DEBUG_FOCUS |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 1739 | LOGD("findTouchedWindow finished: injectionResult=%d, injectionPermission=%d, " |
| 1740 | "timeSpentWaitingForApplication=%0.1fms", |
Jeff Brown | 519e024 | 2010-09-15 15:18:56 -0700 | [diff] [blame] | 1741 | injectionResult, injectionPermission, timeSpentWaitingForApplication / 1000000.0); |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 1742 | #endif |
| 1743 | return injectionResult; |
| 1744 | } |
| 1745 | |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 1746 | void InputDispatcher::addWindowTargetLocked(const sp<InputWindowHandle>& windowHandle, |
| 1747 | int32_t targetFlags, BitSet32 pointerIds) { |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 1748 | mCurrentInputTargets.push(); |
| 1749 | |
Jeff Brown | cc4f7db | 2011-08-30 20:34:48 -0700 | [diff] [blame] | 1750 | const InputWindowInfo* windowInfo = windowHandle->getInfo(); |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 1751 | InputTarget& target = mCurrentInputTargets.editTop(); |
Jeff Brown | cc4f7db | 2011-08-30 20:34:48 -0700 | [diff] [blame] | 1752 | target.inputChannel = windowInfo->inputChannel; |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 1753 | target.flags = targetFlags; |
Jeff Brown | cc4f7db | 2011-08-30 20:34:48 -0700 | [diff] [blame] | 1754 | target.xOffset = - windowInfo->frameLeft; |
| 1755 | target.yOffset = - windowInfo->frameTop; |
| 1756 | target.scaleFactor = windowInfo->scaleFactor; |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 1757 | target.pointerIds = pointerIds; |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 1758 | } |
| 1759 | |
| 1760 | void InputDispatcher::addMonitoringTargetsLocked() { |
| 1761 | for (size_t i = 0; i < mMonitoringChannels.size(); i++) { |
| 1762 | mCurrentInputTargets.push(); |
| 1763 | |
| 1764 | InputTarget& target = mCurrentInputTargets.editTop(); |
| 1765 | target.inputChannel = mMonitoringChannels[i]; |
Jeff Brown | b6110c2 | 2011-04-01 16:15:13 -0700 | [diff] [blame] | 1766 | target.flags = InputTarget::FLAG_DISPATCH_AS_IS; |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 1767 | target.xOffset = 0; |
| 1768 | target.yOffset = 0; |
Jeff Brown | b6110c2 | 2011-04-01 16:15:13 -0700 | [diff] [blame] | 1769 | target.pointerIds.clear(); |
Dianne Hackborn | e2515ee | 2011-04-27 18:52:56 -0400 | [diff] [blame] | 1770 | target.scaleFactor = 1.0f; |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 1771 | } |
| 1772 | } |
| 1773 | |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 1774 | bool InputDispatcher::checkInjectionPermission(const sp<InputWindowHandle>& windowHandle, |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 1775 | const InjectionState* injectionState) { |
| 1776 | if (injectionState |
Jeff Brown | cc4f7db | 2011-08-30 20:34:48 -0700 | [diff] [blame] | 1777 | && (windowHandle == NULL |
| 1778 | || windowHandle->getInfo()->ownerUid != injectionState->injectorUid) |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 1779 | && !hasInjectionPermission(injectionState->injectorPid, injectionState->injectorUid)) { |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 1780 | if (windowHandle != NULL) { |
| 1781 | LOGW("Permission denied: injecting event from pid %d uid %d to window %s " |
| 1782 | "owned by uid %d", |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 1783 | injectionState->injectorPid, injectionState->injectorUid, |
Jeff Brown | cc4f7db | 2011-08-30 20:34:48 -0700 | [diff] [blame] | 1784 | windowHandle->getName().string(), |
| 1785 | windowHandle->getInfo()->ownerUid); |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 1786 | } else { |
| 1787 | LOGW("Permission denied: injecting event from pid %d uid %d", |
| 1788 | injectionState->injectorPid, injectionState->injectorUid); |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 1789 | } |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 1790 | return false; |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 1791 | } |
| 1792 | return true; |
| 1793 | } |
| 1794 | |
Jeff Brown | 19dfc83 | 2010-10-05 12:26:23 -0700 | [diff] [blame] | 1795 | bool InputDispatcher::isWindowObscuredAtPointLocked( |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 1796 | const sp<InputWindowHandle>& windowHandle, int32_t x, int32_t y) const { |
| 1797 | size_t numWindows = mWindowHandles.size(); |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 1798 | for (size_t i = 0; i < numWindows; i++) { |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 1799 | sp<InputWindowHandle> otherHandle = mWindowHandles.itemAt(i); |
| 1800 | if (otherHandle == windowHandle) { |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 1801 | break; |
| 1802 | } |
Jeff Brown | cc4f7db | 2011-08-30 20:34:48 -0700 | [diff] [blame] | 1803 | |
| 1804 | const InputWindowInfo* otherInfo = otherHandle->getInfo(); |
| 1805 | if (otherInfo->visible && ! otherInfo->isTrustedOverlay() |
| 1806 | && otherInfo->frameContainsPoint(x, y)) { |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 1807 | return true; |
| 1808 | } |
| 1809 | } |
| 1810 | return false; |
| 1811 | } |
| 1812 | |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 1813 | bool InputDispatcher::isWindowFinishedWithPreviousInputLocked( |
| 1814 | const sp<InputWindowHandle>& windowHandle) { |
Jeff Brown | cc4f7db | 2011-08-30 20:34:48 -0700 | [diff] [blame] | 1815 | ssize_t connectionIndex = getConnectionIndexLocked(windowHandle->getInputChannel()); |
Jeff Brown | 519e024 | 2010-09-15 15:18:56 -0700 | [diff] [blame] | 1816 | if (connectionIndex >= 0) { |
| 1817 | sp<Connection> connection = mConnectionsByReceiveFd.valueAt(connectionIndex); |
| 1818 | return connection->outboundQueue.isEmpty(); |
| 1819 | } else { |
| 1820 | return true; |
| 1821 | } |
| 1822 | } |
| 1823 | |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 1824 | String8 InputDispatcher::getApplicationWindowLabelLocked( |
| 1825 | const sp<InputApplicationHandle>& applicationHandle, |
| 1826 | const sp<InputWindowHandle>& windowHandle) { |
| 1827 | if (applicationHandle != NULL) { |
| 1828 | if (windowHandle != NULL) { |
Jeff Brown | cc4f7db | 2011-08-30 20:34:48 -0700 | [diff] [blame] | 1829 | String8 label(applicationHandle->getName()); |
Jeff Brown | 519e024 | 2010-09-15 15:18:56 -0700 | [diff] [blame] | 1830 | label.append(" - "); |
Jeff Brown | cc4f7db | 2011-08-30 20:34:48 -0700 | [diff] [blame] | 1831 | label.append(windowHandle->getName()); |
Jeff Brown | 519e024 | 2010-09-15 15:18:56 -0700 | [diff] [blame] | 1832 | return label; |
| 1833 | } else { |
Jeff Brown | cc4f7db | 2011-08-30 20:34:48 -0700 | [diff] [blame] | 1834 | return applicationHandle->getName(); |
Jeff Brown | 519e024 | 2010-09-15 15:18:56 -0700 | [diff] [blame] | 1835 | } |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 1836 | } else if (windowHandle != NULL) { |
Jeff Brown | cc4f7db | 2011-08-30 20:34:48 -0700 | [diff] [blame] | 1837 | return windowHandle->getName(); |
Jeff Brown | 519e024 | 2010-09-15 15:18:56 -0700 | [diff] [blame] | 1838 | } else { |
| 1839 | return String8("<unknown application or window>"); |
| 1840 | } |
| 1841 | } |
| 1842 | |
Jeff Brown | e2fe69e | 2010-10-18 13:21:23 -0700 | [diff] [blame] | 1843 | void InputDispatcher::pokeUserActivityLocked(const EventEntry* eventEntry) { |
Jeff Brown | 56194eb | 2011-03-02 19:23:13 -0800 | [diff] [blame] | 1844 | int32_t eventType = POWER_MANAGER_OTHER_EVENT; |
Jeff Brown | 4d39605 | 2010-10-29 21:50:21 -0700 | [diff] [blame] | 1845 | switch (eventEntry->type) { |
| 1846 | case EventEntry::TYPE_MOTION: { |
Jeff Brown | e2fe69e | 2010-10-18 13:21:23 -0700 | [diff] [blame] | 1847 | const MotionEntry* motionEntry = static_cast<const MotionEntry*>(eventEntry); |
Jeff Brown | 4d39605 | 2010-10-29 21:50:21 -0700 | [diff] [blame] | 1848 | if (motionEntry->action == AMOTION_EVENT_ACTION_CANCEL) { |
| 1849 | return; |
| 1850 | } |
| 1851 | |
Jeff Brown | 56194eb | 2011-03-02 19:23:13 -0800 | [diff] [blame] | 1852 | if (MotionEvent::isTouchEvent(motionEntry->source, motionEntry->action)) { |
Joe Onorato | 1a542c7 | 2010-11-08 09:48:20 -0800 | [diff] [blame] | 1853 | eventType = POWER_MANAGER_TOUCH_EVENT; |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 1854 | } |
Jeff Brown | 4d39605 | 2010-10-29 21:50:21 -0700 | [diff] [blame] | 1855 | break; |
| 1856 | } |
| 1857 | case EventEntry::TYPE_KEY: { |
| 1858 | const KeyEntry* keyEntry = static_cast<const KeyEntry*>(eventEntry); |
| 1859 | if (keyEntry->flags & AKEY_EVENT_FLAG_CANCELED) { |
| 1860 | return; |
| 1861 | } |
Jeff Brown | 56194eb | 2011-03-02 19:23:13 -0800 | [diff] [blame] | 1862 | eventType = POWER_MANAGER_BUTTON_EVENT; |
Jeff Brown | 4d39605 | 2010-10-29 21:50:21 -0700 | [diff] [blame] | 1863 | break; |
| 1864 | } |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 1865 | } |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 1866 | |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 1867 | CommandEntry* commandEntry = postCommandLocked( |
| 1868 | & InputDispatcher::doPokeUserActivityLockedInterruptible); |
Jeff Brown | e2fe69e | 2010-10-18 13:21:23 -0700 | [diff] [blame] | 1869 | commandEntry->eventTime = eventEntry->eventTime; |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 1870 | commandEntry->userActivityEventType = eventType; |
| 1871 | } |
| 1872 | |
Jeff Brown | 7fbdc84 | 2010-06-17 20:52:56 -0700 | [diff] [blame] | 1873 | void InputDispatcher::prepareDispatchCycleLocked(nsecs_t currentTime, |
| 1874 | const sp<Connection>& connection, EventEntry* eventEntry, const InputTarget* inputTarget, |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 1875 | bool resumeWithAppendedMotionSample) { |
| 1876 | #if DEBUG_DISPATCH_CYCLE |
Jeff Brown | 9cc695c | 2011-08-23 18:35:04 -0700 | [diff] [blame] | 1877 | LOGD("channel '%s' ~ prepareDispatchCycle - flags=0x%08x, " |
| 1878 | "xOffset=%f, yOffset=%f, scaleFactor=%f, " |
Jeff Brown | 83c0968 | 2010-12-23 17:50:18 -0800 | [diff] [blame] | 1879 | "pointerIds=0x%x, " |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 1880 | "resumeWithAppendedMotionSample=%s", |
Jeff Brown | 519e024 | 2010-09-15 15:18:56 -0700 | [diff] [blame] | 1881 | connection->getInputChannelName(), inputTarget->flags, |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 1882 | inputTarget->xOffset, inputTarget->yOffset, |
Dianne Hackborn | e2515ee | 2011-04-27 18:52:56 -0400 | [diff] [blame] | 1883 | inputTarget->scaleFactor, inputTarget->pointerIds.value, |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 1884 | toString(resumeWithAppendedMotionSample)); |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 1885 | #endif |
| 1886 | |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 1887 | // Make sure we are never called for streaming when splitting across multiple windows. |
| 1888 | bool isSplit = inputTarget->flags & InputTarget::FLAG_SPLIT; |
Jeff Brown | b6110c2 | 2011-04-01 16:15:13 -0700 | [diff] [blame] | 1889 | LOG_ASSERT(! (resumeWithAppendedMotionSample && isSplit)); |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 1890 | |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 1891 | // Skip this event if the connection status is not normal. |
Jeff Brown | 519e024 | 2010-09-15 15:18:56 -0700 | [diff] [blame] | 1892 | // We don't want to enqueue additional outbound events if the connection is broken. |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 1893 | if (connection->status != Connection::STATUS_NORMAL) { |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 1894 | #if DEBUG_DISPATCH_CYCLE |
| 1895 | LOGD("channel '%s' ~ Dropping event because the channel status is %s", |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 1896 | connection->getInputChannelName(), connection->getStatusLabel()); |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 1897 | #endif |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 1898 | return; |
| 1899 | } |
| 1900 | |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 1901 | // Split a motion event if needed. |
| 1902 | if (isSplit) { |
Jeff Brown | b6110c2 | 2011-04-01 16:15:13 -0700 | [diff] [blame] | 1903 | LOG_ASSERT(eventEntry->type == EventEntry::TYPE_MOTION); |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 1904 | |
| 1905 | MotionEntry* originalMotionEntry = static_cast<MotionEntry*>(eventEntry); |
| 1906 | if (inputTarget->pointerIds.count() != originalMotionEntry->pointerCount) { |
| 1907 | MotionEntry* splitMotionEntry = splitMotionEvent( |
| 1908 | originalMotionEntry, inputTarget->pointerIds); |
Jeff Brown | 58a2da8 | 2011-01-25 16:02:22 -0800 | [diff] [blame] | 1909 | if (!splitMotionEntry) { |
| 1910 | return; // split event was dropped |
| 1911 | } |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 1912 | #if DEBUG_FOCUS |
| 1913 | LOGD("channel '%s' ~ Split motion event.", |
| 1914 | connection->getInputChannelName()); |
| 1915 | logOutboundMotionDetailsLocked(" ", splitMotionEntry); |
| 1916 | #endif |
| 1917 | eventEntry = splitMotionEntry; |
| 1918 | } |
| 1919 | } |
| 1920 | |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 1921 | // Resume the dispatch cycle with a freshly appended motion sample. |
| 1922 | // First we check that the last dispatch entry in the outbound queue is for the same |
| 1923 | // motion event to which we appended the motion sample. If we find such a dispatch |
| 1924 | // entry, and if it is currently in progress then we try to stream the new sample. |
| 1925 | bool wasEmpty = connection->outboundQueue.isEmpty(); |
| 1926 | |
| 1927 | if (! wasEmpty && resumeWithAppendedMotionSample) { |
| 1928 | DispatchEntry* motionEventDispatchEntry = |
| 1929 | connection->findQueuedDispatchEntryForEvent(eventEntry); |
| 1930 | if (motionEventDispatchEntry) { |
| 1931 | // If the dispatch entry is not in progress, then we must be busy dispatching an |
| 1932 | // earlier event. Not a problem, the motion event is on the outbound queue and will |
| 1933 | // be dispatched later. |
| 1934 | if (! motionEventDispatchEntry->inProgress) { |
| 1935 | #if DEBUG_BATCHING |
| 1936 | LOGD("channel '%s' ~ Not streaming because the motion event has " |
| 1937 | "not yet been dispatched. " |
| 1938 | "(Waiting for earlier events to be consumed.)", |
| 1939 | connection->getInputChannelName()); |
| 1940 | #endif |
| 1941 | return; |
| 1942 | } |
| 1943 | |
| 1944 | // If the dispatch entry is in progress but it already has a tail of pending |
| 1945 | // motion samples, then it must mean that the shared memory buffer filled up. |
| 1946 | // Not a problem, when this dispatch cycle is finished, we will eventually start |
| 1947 | // a new dispatch cycle to process the tail and that tail includes the newly |
| 1948 | // appended motion sample. |
| 1949 | if (motionEventDispatchEntry->tailMotionSample) { |
| 1950 | #if DEBUG_BATCHING |
| 1951 | LOGD("channel '%s' ~ Not streaming because no new samples can " |
| 1952 | "be appended to the motion event in this dispatch cycle. " |
| 1953 | "(Waiting for next dispatch cycle to start.)", |
| 1954 | connection->getInputChannelName()); |
| 1955 | #endif |
| 1956 | return; |
| 1957 | } |
| 1958 | |
Jeff Brown | 8134681 | 2011-06-28 20:08:48 -0700 | [diff] [blame] | 1959 | // If the motion event was modified in flight, then we cannot stream the sample. |
| 1960 | if ((motionEventDispatchEntry->targetFlags & InputTarget::FLAG_DISPATCH_MASK) |
| 1961 | != InputTarget::FLAG_DISPATCH_AS_IS) { |
| 1962 | #if DEBUG_BATCHING |
| 1963 | LOGD("channel '%s' ~ Not streaming because the motion event was not " |
| 1964 | "being dispatched as-is. " |
| 1965 | "(Waiting for next dispatch cycle to start.)", |
| 1966 | connection->getInputChannelName()); |
| 1967 | #endif |
| 1968 | return; |
| 1969 | } |
| 1970 | |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 1971 | // The dispatch entry is in progress and is still potentially open for streaming. |
| 1972 | // Try to stream the new motion sample. This might fail if the consumer has already |
| 1973 | // consumed the motion event (or if the channel is broken). |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 1974 | MotionEntry* motionEntry = static_cast<MotionEntry*>(eventEntry); |
| 1975 | MotionSample* appendedMotionSample = motionEntry->lastSample; |
Dianne Hackborn | e2515ee | 2011-04-27 18:52:56 -0400 | [diff] [blame] | 1976 | status_t status; |
| 1977 | if (motionEventDispatchEntry->scaleFactor == 1.0f) { |
| 1978 | status = connection->inputPublisher.appendMotionSample( |
| 1979 | appendedMotionSample->eventTime, appendedMotionSample->pointerCoords); |
| 1980 | } else { |
| 1981 | PointerCoords scaledCoords[MAX_POINTERS]; |
| 1982 | for (size_t i = 0; i < motionEntry->pointerCount; i++) { |
| 1983 | scaledCoords[i] = appendedMotionSample->pointerCoords[i]; |
| 1984 | scaledCoords[i].scale(motionEventDispatchEntry->scaleFactor); |
| 1985 | } |
| 1986 | status = connection->inputPublisher.appendMotionSample( |
| 1987 | appendedMotionSample->eventTime, scaledCoords); |
| 1988 | } |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 1989 | if (status == OK) { |
| 1990 | #if DEBUG_BATCHING |
| 1991 | LOGD("channel '%s' ~ Successfully streamed new motion sample.", |
| 1992 | connection->getInputChannelName()); |
| 1993 | #endif |
| 1994 | return; |
| 1995 | } |
| 1996 | |
| 1997 | #if DEBUG_BATCHING |
| 1998 | if (status == NO_MEMORY) { |
| 1999 | LOGD("channel '%s' ~ Could not append motion sample to currently " |
| 2000 | "dispatched move event because the shared memory buffer is full. " |
| 2001 | "(Waiting for next dispatch cycle to start.)", |
| 2002 | connection->getInputChannelName()); |
| 2003 | } else if (status == status_t(FAILED_TRANSACTION)) { |
| 2004 | LOGD("channel '%s' ~ Could not append motion sample to currently " |
Jeff Brown | 349703e | 2010-06-22 01:27:15 -0700 | [diff] [blame] | 2005 | "dispatched move event because the event has already been consumed. " |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 2006 | "(Waiting for next dispatch cycle to start.)", |
| 2007 | connection->getInputChannelName()); |
| 2008 | } else { |
| 2009 | LOGD("channel '%s' ~ Could not append motion sample to currently " |
| 2010 | "dispatched move event due to an error, status=%d. " |
| 2011 | "(Waiting for next dispatch cycle to start.)", |
| 2012 | connection->getInputChannelName(), status); |
| 2013 | } |
| 2014 | #endif |
| 2015 | // Failed to stream. Start a new tail of pending motion samples to dispatch |
| 2016 | // in the next cycle. |
| 2017 | motionEventDispatchEntry->tailMotionSample = appendedMotionSample; |
| 2018 | return; |
| 2019 | } |
| 2020 | } |
| 2021 | |
Jeff Brown | a032cc0 | 2011-03-07 16:56:21 -0800 | [diff] [blame] | 2022 | // Enqueue dispatch entries for the requested modes. |
| 2023 | enqueueDispatchEntryLocked(connection, eventEntry, inputTarget, |
| 2024 | resumeWithAppendedMotionSample, InputTarget::FLAG_DISPATCH_AS_HOVER_EXIT); |
| 2025 | enqueueDispatchEntryLocked(connection, eventEntry, inputTarget, |
| 2026 | resumeWithAppendedMotionSample, InputTarget::FLAG_DISPATCH_AS_OUTSIDE); |
| 2027 | enqueueDispatchEntryLocked(connection, eventEntry, inputTarget, |
| 2028 | resumeWithAppendedMotionSample, InputTarget::FLAG_DISPATCH_AS_HOVER_ENTER); |
| 2029 | enqueueDispatchEntryLocked(connection, eventEntry, inputTarget, |
| 2030 | resumeWithAppendedMotionSample, InputTarget::FLAG_DISPATCH_AS_IS); |
Jeff Brown | 98db5fa | 2011-06-08 15:37:10 -0700 | [diff] [blame] | 2031 | enqueueDispatchEntryLocked(connection, eventEntry, inputTarget, |
| 2032 | resumeWithAppendedMotionSample, InputTarget::FLAG_DISPATCH_AS_SLIPPERY_EXIT); |
| 2033 | enqueueDispatchEntryLocked(connection, eventEntry, inputTarget, |
| 2034 | resumeWithAppendedMotionSample, InputTarget::FLAG_DISPATCH_AS_SLIPPERY_ENTER); |
Jeff Brown | a032cc0 | 2011-03-07 16:56:21 -0800 | [diff] [blame] | 2035 | |
| 2036 | // If the outbound queue was previously empty, start the dispatch cycle going. |
Jeff Brown | b6110c2 | 2011-04-01 16:15:13 -0700 | [diff] [blame] | 2037 | if (wasEmpty && !connection->outboundQueue.isEmpty()) { |
Jeff Brown | a032cc0 | 2011-03-07 16:56:21 -0800 | [diff] [blame] | 2038 | activateConnectionLocked(connection.get()); |
| 2039 | startDispatchCycleLocked(currentTime, connection); |
| 2040 | } |
| 2041 | } |
| 2042 | |
| 2043 | void InputDispatcher::enqueueDispatchEntryLocked( |
| 2044 | const sp<Connection>& connection, EventEntry* eventEntry, const InputTarget* inputTarget, |
| 2045 | bool resumeWithAppendedMotionSample, int32_t dispatchMode) { |
| 2046 | int32_t inputTargetFlags = inputTarget->flags; |
| 2047 | if (!(inputTargetFlags & dispatchMode)) { |
| 2048 | return; |
| 2049 | } |
| 2050 | inputTargetFlags = (inputTargetFlags & ~InputTarget::FLAG_DISPATCH_MASK) | dispatchMode; |
| 2051 | |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 2052 | // This is a new event. |
| 2053 | // Enqueue a new dispatch entry onto the outbound queue for this connection. |
Jeff Brown | ac38607 | 2011-07-20 15:19:50 -0700 | [diff] [blame] | 2054 | DispatchEntry* dispatchEntry = new DispatchEntry(eventEntry, // increments ref |
Dianne Hackborn | aa9d84c | 2011-05-09 19:00:59 -0700 | [diff] [blame] | 2055 | inputTargetFlags, inputTarget->xOffset, inputTarget->yOffset, |
Dianne Hackborn | e2515ee | 2011-04-27 18:52:56 -0400 | [diff] [blame] | 2056 | inputTarget->scaleFactor); |
Jeff Brown | 519e024 | 2010-09-15 15:18:56 -0700 | [diff] [blame] | 2057 | if (dispatchEntry->hasForegroundTarget()) { |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 2058 | incrementPendingForegroundDispatchesLocked(eventEntry); |
Jeff Brown | 6ec402b | 2010-07-28 15:48:59 -0700 | [diff] [blame] | 2059 | } |
| 2060 | |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 2061 | // Handle the case where we could not stream a new motion sample because the consumer has |
| 2062 | // already consumed the motion event (otherwise the corresponding dispatch entry would |
| 2063 | // still be in the outbound queue for this connection). We set the head motion sample |
| 2064 | // to the list starting with the newly appended motion sample. |
| 2065 | if (resumeWithAppendedMotionSample) { |
| 2066 | #if DEBUG_BATCHING |
| 2067 | LOGD("channel '%s' ~ Preparing a new dispatch cycle for additional motion samples " |
| 2068 | "that cannot be streamed because the motion event has already been consumed.", |
| 2069 | connection->getInputChannelName()); |
| 2070 | #endif |
| 2071 | MotionSample* appendedMotionSample = static_cast<MotionEntry*>(eventEntry)->lastSample; |
| 2072 | dispatchEntry->headMotionSample = appendedMotionSample; |
| 2073 | } |
| 2074 | |
Jeff Brown | 8134681 | 2011-06-28 20:08:48 -0700 | [diff] [blame] | 2075 | // Apply target flags and update the connection's input state. |
| 2076 | switch (eventEntry->type) { |
| 2077 | case EventEntry::TYPE_KEY: { |
| 2078 | KeyEntry* keyEntry = static_cast<KeyEntry*>(eventEntry); |
| 2079 | dispatchEntry->resolvedAction = keyEntry->action; |
| 2080 | dispatchEntry->resolvedFlags = keyEntry->flags; |
| 2081 | |
| 2082 | if (!connection->inputState.trackKey(keyEntry, |
| 2083 | dispatchEntry->resolvedAction, dispatchEntry->resolvedFlags)) { |
| 2084 | #if DEBUG_DISPATCH_CYCLE |
| 2085 | LOGD("channel '%s' ~ enqueueDispatchEntryLocked: skipping inconsistent key event", |
| 2086 | connection->getInputChannelName()); |
| 2087 | #endif |
| 2088 | return; // skip the inconsistent event |
| 2089 | } |
| 2090 | break; |
| 2091 | } |
| 2092 | |
| 2093 | case EventEntry::TYPE_MOTION: { |
| 2094 | MotionEntry* motionEntry = static_cast<MotionEntry*>(eventEntry); |
| 2095 | if (dispatchMode & InputTarget::FLAG_DISPATCH_AS_OUTSIDE) { |
| 2096 | dispatchEntry->resolvedAction = AMOTION_EVENT_ACTION_OUTSIDE; |
| 2097 | } else if (dispatchMode & InputTarget::FLAG_DISPATCH_AS_HOVER_EXIT) { |
| 2098 | dispatchEntry->resolvedAction = AMOTION_EVENT_ACTION_HOVER_EXIT; |
| 2099 | } else if (dispatchMode & InputTarget::FLAG_DISPATCH_AS_HOVER_ENTER) { |
| 2100 | dispatchEntry->resolvedAction = AMOTION_EVENT_ACTION_HOVER_ENTER; |
| 2101 | } else if (dispatchMode & InputTarget::FLAG_DISPATCH_AS_SLIPPERY_EXIT) { |
| 2102 | dispatchEntry->resolvedAction = AMOTION_EVENT_ACTION_CANCEL; |
| 2103 | } else if (dispatchMode & InputTarget::FLAG_DISPATCH_AS_SLIPPERY_ENTER) { |
| 2104 | dispatchEntry->resolvedAction = AMOTION_EVENT_ACTION_DOWN; |
| 2105 | } else { |
| 2106 | dispatchEntry->resolvedAction = motionEntry->action; |
| 2107 | } |
| 2108 | if (dispatchEntry->resolvedAction == AMOTION_EVENT_ACTION_HOVER_MOVE |
| 2109 | && !connection->inputState.isHovering( |
| 2110 | motionEntry->deviceId, motionEntry->source)) { |
| 2111 | #if DEBUG_DISPATCH_CYCLE |
| 2112 | LOGD("channel '%s' ~ enqueueDispatchEntryLocked: filling in missing hover enter event", |
| 2113 | connection->getInputChannelName()); |
| 2114 | #endif |
| 2115 | dispatchEntry->resolvedAction = AMOTION_EVENT_ACTION_HOVER_ENTER; |
| 2116 | } |
| 2117 | |
| 2118 | dispatchEntry->resolvedFlags = motionEntry->flags; |
| 2119 | if (dispatchEntry->targetFlags & InputTarget::FLAG_WINDOW_IS_OBSCURED) { |
| 2120 | dispatchEntry->resolvedFlags |= AMOTION_EVENT_FLAG_WINDOW_IS_OBSCURED; |
| 2121 | } |
| 2122 | |
| 2123 | if (!connection->inputState.trackMotion(motionEntry, |
| 2124 | dispatchEntry->resolvedAction, dispatchEntry->resolvedFlags)) { |
| 2125 | #if DEBUG_DISPATCH_CYCLE |
| 2126 | LOGD("channel '%s' ~ enqueueDispatchEntryLocked: skipping inconsistent motion event", |
| 2127 | connection->getInputChannelName()); |
| 2128 | #endif |
| 2129 | return; // skip the inconsistent event |
| 2130 | } |
| 2131 | break; |
| 2132 | } |
| 2133 | } |
| 2134 | |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 2135 | // Enqueue the dispatch entry. |
| 2136 | connection->outboundQueue.enqueueAtTail(dispatchEntry); |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 2137 | } |
| 2138 | |
Jeff Brown | 7fbdc84 | 2010-06-17 20:52:56 -0700 | [diff] [blame] | 2139 | void InputDispatcher::startDispatchCycleLocked(nsecs_t currentTime, |
Jeff Brown | 519e024 | 2010-09-15 15:18:56 -0700 | [diff] [blame] | 2140 | const sp<Connection>& connection) { |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 2141 | #if DEBUG_DISPATCH_CYCLE |
| 2142 | LOGD("channel '%s' ~ startDispatchCycle", |
| 2143 | connection->getInputChannelName()); |
| 2144 | #endif |
| 2145 | |
Jeff Brown | b6110c2 | 2011-04-01 16:15:13 -0700 | [diff] [blame] | 2146 | LOG_ASSERT(connection->status == Connection::STATUS_NORMAL); |
| 2147 | LOG_ASSERT(! connection->outboundQueue.isEmpty()); |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 2148 | |
Jeff Brown | ac38607 | 2011-07-20 15:19:50 -0700 | [diff] [blame] | 2149 | DispatchEntry* dispatchEntry = connection->outboundQueue.head; |
Jeff Brown | b6110c2 | 2011-04-01 16:15:13 -0700 | [diff] [blame] | 2150 | LOG_ASSERT(! dispatchEntry->inProgress); |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 2151 | |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 2152 | // Mark the dispatch entry as in progress. |
| 2153 | dispatchEntry->inProgress = true; |
| 2154 | |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 2155 | // Publish the event. |
| 2156 | status_t status; |
Jeff Brown | a032cc0 | 2011-03-07 16:56:21 -0800 | [diff] [blame] | 2157 | EventEntry* eventEntry = dispatchEntry->eventEntry; |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 2158 | switch (eventEntry->type) { |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 2159 | case EventEntry::TYPE_KEY: { |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 2160 | KeyEntry* keyEntry = static_cast<KeyEntry*>(eventEntry); |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 2161 | |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 2162 | // Publish the key event. |
Jeff Brown | 8134681 | 2011-06-28 20:08:48 -0700 | [diff] [blame] | 2163 | status = connection->inputPublisher.publishKeyEvent( |
| 2164 | keyEntry->deviceId, keyEntry->source, |
| 2165 | dispatchEntry->resolvedAction, dispatchEntry->resolvedFlags, |
| 2166 | keyEntry->keyCode, keyEntry->scanCode, |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 2167 | keyEntry->metaState, keyEntry->repeatCount, keyEntry->downTime, |
| 2168 | keyEntry->eventTime); |
| 2169 | |
| 2170 | if (status) { |
| 2171 | LOGE("channel '%s' ~ Could not publish key event, " |
| 2172 | "status=%d", connection->getInputChannelName(), status); |
Jeff Brown | cc4f7db | 2011-08-30 20:34:48 -0700 | [diff] [blame] | 2173 | abortBrokenDispatchCycleLocked(currentTime, connection, true /*notify*/); |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 2174 | return; |
| 2175 | } |
| 2176 | break; |
| 2177 | } |
| 2178 | |
| 2179 | case EventEntry::TYPE_MOTION: { |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 2180 | MotionEntry* motionEntry = static_cast<MotionEntry*>(eventEntry); |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 2181 | |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 2182 | // If headMotionSample is non-NULL, then it points to the first new sample that we |
| 2183 | // were unable to dispatch during the previous cycle so we resume dispatching from |
| 2184 | // that point in the list of motion samples. |
| 2185 | // Otherwise, we just start from the first sample of the motion event. |
| 2186 | MotionSample* firstMotionSample = dispatchEntry->headMotionSample; |
| 2187 | if (! firstMotionSample) { |
| 2188 | firstMotionSample = & motionEntry->firstSample; |
| 2189 | } |
| 2190 | |
Dianne Hackborn | e2515ee | 2011-04-27 18:52:56 -0400 | [diff] [blame] | 2191 | PointerCoords scaledCoords[MAX_POINTERS]; |
| 2192 | const PointerCoords* usingCoords = firstMotionSample->pointerCoords; |
| 2193 | |
Jeff Brown | d361659 | 2010-07-16 17:21:06 -0700 | [diff] [blame] | 2194 | // Set the X and Y offset depending on the input source. |
Dianne Hackborn | e2515ee | 2011-04-27 18:52:56 -0400 | [diff] [blame] | 2195 | float xOffset, yOffset, scaleFactor; |
Kenny Root | 7a9db18 | 2011-06-02 15:16:05 -0700 | [diff] [blame] | 2196 | if (motionEntry->source & AINPUT_SOURCE_CLASS_POINTER |
| 2197 | && !(dispatchEntry->targetFlags & InputTarget::FLAG_ZERO_COORDS)) { |
Dianne Hackborn | e2515ee | 2011-04-27 18:52:56 -0400 | [diff] [blame] | 2198 | scaleFactor = dispatchEntry->scaleFactor; |
| 2199 | xOffset = dispatchEntry->xOffset * scaleFactor; |
| 2200 | yOffset = dispatchEntry->yOffset * scaleFactor; |
| 2201 | if (scaleFactor != 1.0f) { |
| 2202 | for (size_t i = 0; i < motionEntry->pointerCount; i++) { |
| 2203 | scaledCoords[i] = firstMotionSample->pointerCoords[i]; |
| 2204 | scaledCoords[i].scale(scaleFactor); |
| 2205 | } |
| 2206 | usingCoords = scaledCoords; |
| 2207 | } |
Jeff Brown | d361659 | 2010-07-16 17:21:06 -0700 | [diff] [blame] | 2208 | } else { |
| 2209 | xOffset = 0.0f; |
| 2210 | yOffset = 0.0f; |
Dianne Hackborn | e2515ee | 2011-04-27 18:52:56 -0400 | [diff] [blame] | 2211 | scaleFactor = 1.0f; |
Kenny Root | 7a9db18 | 2011-06-02 15:16:05 -0700 | [diff] [blame] | 2212 | |
| 2213 | // We don't want the dispatch target to know. |
| 2214 | if (dispatchEntry->targetFlags & InputTarget::FLAG_ZERO_COORDS) { |
| 2215 | for (size_t i = 0; i < motionEntry->pointerCount; i++) { |
| 2216 | scaledCoords[i].clear(); |
| 2217 | } |
| 2218 | usingCoords = scaledCoords; |
| 2219 | } |
Jeff Brown | d361659 | 2010-07-16 17:21:06 -0700 | [diff] [blame] | 2220 | } |
| 2221 | |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 2222 | // Publish the motion event and the first motion sample. |
Jeff Brown | 8134681 | 2011-06-28 20:08:48 -0700 | [diff] [blame] | 2223 | status = connection->inputPublisher.publishMotionEvent( |
| 2224 | motionEntry->deviceId, motionEntry->source, |
| 2225 | dispatchEntry->resolvedAction, dispatchEntry->resolvedFlags, |
| 2226 | motionEntry->edgeFlags, motionEntry->metaState, motionEntry->buttonState, |
Jeff Brown | fe9f8ab | 2011-05-06 18:20:01 -0700 | [diff] [blame] | 2227 | xOffset, yOffset, |
| 2228 | motionEntry->xPrecision, motionEntry->yPrecision, |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 2229 | motionEntry->downTime, firstMotionSample->eventTime, |
Jeff Brown | fe9f8ab | 2011-05-06 18:20:01 -0700 | [diff] [blame] | 2230 | motionEntry->pointerCount, motionEntry->pointerProperties, |
| 2231 | usingCoords); |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 2232 | |
| 2233 | if (status) { |
| 2234 | LOGE("channel '%s' ~ Could not publish motion event, " |
| 2235 | "status=%d", connection->getInputChannelName(), status); |
Jeff Brown | cc4f7db | 2011-08-30 20:34:48 -0700 | [diff] [blame] | 2236 | abortBrokenDispatchCycleLocked(currentTime, connection, true /*notify*/); |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 2237 | return; |
| 2238 | } |
| 2239 | |
Jeff Brown | 8134681 | 2011-06-28 20:08:48 -0700 | [diff] [blame] | 2240 | if (dispatchEntry->resolvedAction == AMOTION_EVENT_ACTION_MOVE |
| 2241 | || dispatchEntry->resolvedAction == AMOTION_EVENT_ACTION_HOVER_MOVE) { |
Jeff Brown | a032cc0 | 2011-03-07 16:56:21 -0800 | [diff] [blame] | 2242 | // Append additional motion samples. |
| 2243 | MotionSample* nextMotionSample = firstMotionSample->next; |
| 2244 | for (; nextMotionSample != NULL; nextMotionSample = nextMotionSample->next) { |
Jeff Brown | fe9f8ab | 2011-05-06 18:20:01 -0700 | [diff] [blame] | 2245 | if (usingCoords == scaledCoords) { |
Kenny Root | 7a9db18 | 2011-06-02 15:16:05 -0700 | [diff] [blame] | 2246 | if (!(dispatchEntry->targetFlags & InputTarget::FLAG_ZERO_COORDS)) { |
| 2247 | for (size_t i = 0; i < motionEntry->pointerCount; i++) { |
| 2248 | scaledCoords[i] = nextMotionSample->pointerCoords[i]; |
| 2249 | scaledCoords[i].scale(scaleFactor); |
| 2250 | } |
Dianne Hackborn | 2ba3e80 | 2011-05-11 10:59:54 -0700 | [diff] [blame] | 2251 | } |
| 2252 | } else { |
| 2253 | usingCoords = nextMotionSample->pointerCoords; |
Dianne Hackborn | e7d25b7 | 2011-05-09 21:19:26 -0700 | [diff] [blame] | 2254 | } |
Jeff Brown | a032cc0 | 2011-03-07 16:56:21 -0800 | [diff] [blame] | 2255 | status = connection->inputPublisher.appendMotionSample( |
Dianne Hackborn | aa9d84c | 2011-05-09 19:00:59 -0700 | [diff] [blame] | 2256 | nextMotionSample->eventTime, usingCoords); |
Jeff Brown | a032cc0 | 2011-03-07 16:56:21 -0800 | [diff] [blame] | 2257 | if (status == NO_MEMORY) { |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 2258 | #if DEBUG_DISPATCH_CYCLE |
| 2259 | LOGD("channel '%s' ~ Shared memory buffer full. Some motion samples will " |
| 2260 | "be sent in the next dispatch cycle.", |
| 2261 | connection->getInputChannelName()); |
| 2262 | #endif |
Jeff Brown | a032cc0 | 2011-03-07 16:56:21 -0800 | [diff] [blame] | 2263 | break; |
| 2264 | } |
| 2265 | if (status != OK) { |
| 2266 | LOGE("channel '%s' ~ Could not append motion sample " |
| 2267 | "for a reason other than out of memory, status=%d", |
| 2268 | connection->getInputChannelName(), status); |
Jeff Brown | cc4f7db | 2011-08-30 20:34:48 -0700 | [diff] [blame] | 2269 | abortBrokenDispatchCycleLocked(currentTime, connection, true /*notify*/); |
Jeff Brown | a032cc0 | 2011-03-07 16:56:21 -0800 | [diff] [blame] | 2270 | return; |
| 2271 | } |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 2272 | } |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 2273 | |
Jeff Brown | a032cc0 | 2011-03-07 16:56:21 -0800 | [diff] [blame] | 2274 | // Remember the next motion sample that we could not dispatch, in case we ran out |
| 2275 | // of space in the shared memory buffer. |
| 2276 | dispatchEntry->tailMotionSample = nextMotionSample; |
| 2277 | } |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 2278 | break; |
| 2279 | } |
| 2280 | |
| 2281 | default: { |
Jeff Brown | b6110c2 | 2011-04-01 16:15:13 -0700 | [diff] [blame] | 2282 | LOG_ASSERT(false); |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 2283 | } |
| 2284 | } |
| 2285 | |
| 2286 | // Send the dispatch signal. |
| 2287 | status = connection->inputPublisher.sendDispatchSignal(); |
| 2288 | if (status) { |
| 2289 | LOGE("channel '%s' ~ Could not send dispatch signal, status=%d", |
| 2290 | connection->getInputChannelName(), status); |
Jeff Brown | cc4f7db | 2011-08-30 20:34:48 -0700 | [diff] [blame] | 2291 | abortBrokenDispatchCycleLocked(currentTime, connection, true /*notify*/); |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 2292 | return; |
| 2293 | } |
| 2294 | |
| 2295 | // Record information about the newly started dispatch cycle. |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 2296 | connection->lastEventTime = eventEntry->eventTime; |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 2297 | connection->lastDispatchTime = currentTime; |
| 2298 | |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 2299 | // Notify other system components. |
| 2300 | onDispatchCycleStartedLocked(currentTime, connection); |
| 2301 | } |
| 2302 | |
Jeff Brown | 7fbdc84 | 2010-06-17 20:52:56 -0700 | [diff] [blame] | 2303 | void InputDispatcher::finishDispatchCycleLocked(nsecs_t currentTime, |
Jeff Brown | 3915bb8 | 2010-11-05 15:02:16 -0700 | [diff] [blame] | 2304 | const sp<Connection>& connection, bool handled) { |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 2305 | #if DEBUG_DISPATCH_CYCLE |
Jeff Brown | 9c3cda0 | 2010-06-15 01:31:58 -0700 | [diff] [blame] | 2306 | LOGD("channel '%s' ~ finishDispatchCycle - %01.1fms since event, " |
Jeff Brown | 3915bb8 | 2010-11-05 15:02:16 -0700 | [diff] [blame] | 2307 | "%01.1fms since dispatch, handled=%s", |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 2308 | connection->getInputChannelName(), |
| 2309 | connection->getEventLatencyMillis(currentTime), |
Jeff Brown | 3915bb8 | 2010-11-05 15:02:16 -0700 | [diff] [blame] | 2310 | connection->getDispatchLatencyMillis(currentTime), |
| 2311 | toString(handled)); |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 2312 | #endif |
| 2313 | |
Jeff Brown | 9c3cda0 | 2010-06-15 01:31:58 -0700 | [diff] [blame] | 2314 | if (connection->status == Connection::STATUS_BROKEN |
| 2315 | || connection->status == Connection::STATUS_ZOMBIE) { |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 2316 | return; |
| 2317 | } |
| 2318 | |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 2319 | // Reset the publisher since the event has been consumed. |
| 2320 | // We do this now so that the publisher can release some of its internal resources |
| 2321 | // while waiting for the next dispatch cycle to begin. |
| 2322 | status_t status = connection->inputPublisher.reset(); |
| 2323 | if (status) { |
| 2324 | LOGE("channel '%s' ~ Could not reset publisher, status=%d", |
| 2325 | connection->getInputChannelName(), status); |
Jeff Brown | cc4f7db | 2011-08-30 20:34:48 -0700 | [diff] [blame] | 2326 | abortBrokenDispatchCycleLocked(currentTime, connection, true /*notify*/); |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 2327 | return; |
| 2328 | } |
| 2329 | |
Jeff Brown | 3915bb8 | 2010-11-05 15:02:16 -0700 | [diff] [blame] | 2330 | // Notify other system components and prepare to start the next dispatch cycle. |
| 2331 | onDispatchCycleFinishedLocked(currentTime, connection, handled); |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 2332 | } |
| 2333 | |
| 2334 | void InputDispatcher::startNextDispatchCycleLocked(nsecs_t currentTime, |
| 2335 | const sp<Connection>& connection) { |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 2336 | // Start the next dispatch cycle for this connection. |
| 2337 | while (! connection->outboundQueue.isEmpty()) { |
Jeff Brown | ac38607 | 2011-07-20 15:19:50 -0700 | [diff] [blame] | 2338 | DispatchEntry* dispatchEntry = connection->outboundQueue.head; |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 2339 | if (dispatchEntry->inProgress) { |
| 2340 | // Finish or resume current event in progress. |
| 2341 | if (dispatchEntry->tailMotionSample) { |
| 2342 | // We have a tail of undispatched motion samples. |
| 2343 | // Reuse the same DispatchEntry and start a new cycle. |
| 2344 | dispatchEntry->inProgress = false; |
| 2345 | dispatchEntry->headMotionSample = dispatchEntry->tailMotionSample; |
| 2346 | dispatchEntry->tailMotionSample = NULL; |
Jeff Brown | 519e024 | 2010-09-15 15:18:56 -0700 | [diff] [blame] | 2347 | startDispatchCycleLocked(currentTime, connection); |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 2348 | return; |
| 2349 | } |
| 2350 | // Finished. |
| 2351 | connection->outboundQueue.dequeueAtHead(); |
Jeff Brown | 519e024 | 2010-09-15 15:18:56 -0700 | [diff] [blame] | 2352 | if (dispatchEntry->hasForegroundTarget()) { |
| 2353 | decrementPendingForegroundDispatchesLocked(dispatchEntry->eventEntry); |
Jeff Brown | 6ec402b | 2010-07-28 15:48:59 -0700 | [diff] [blame] | 2354 | } |
Jeff Brown | ac38607 | 2011-07-20 15:19:50 -0700 | [diff] [blame] | 2355 | delete dispatchEntry; |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 2356 | } else { |
| 2357 | // If the head is not in progress, then we must have already dequeued the in |
Jeff Brown | 519e024 | 2010-09-15 15:18:56 -0700 | [diff] [blame] | 2358 | // progress event, which means we actually aborted it. |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 2359 | // So just start the next event for this connection. |
Jeff Brown | 519e024 | 2010-09-15 15:18:56 -0700 | [diff] [blame] | 2360 | startDispatchCycleLocked(currentTime, connection); |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 2361 | return; |
| 2362 | } |
| 2363 | } |
| 2364 | |
| 2365 | // Outbound queue is empty, deactivate the connection. |
Jeff Brown | 7fbdc84 | 2010-06-17 20:52:56 -0700 | [diff] [blame] | 2366 | deactivateConnectionLocked(connection.get()); |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 2367 | } |
| 2368 | |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 2369 | void InputDispatcher::abortBrokenDispatchCycleLocked(nsecs_t currentTime, |
Jeff Brown | cc4f7db | 2011-08-30 20:34:48 -0700 | [diff] [blame] | 2370 | const sp<Connection>& connection, bool notify) { |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 2371 | #if DEBUG_DISPATCH_CYCLE |
Jeff Brown | cc4f7db | 2011-08-30 20:34:48 -0700 | [diff] [blame] | 2372 | LOGD("channel '%s' ~ abortBrokenDispatchCycle - notify=%s", |
| 2373 | connection->getInputChannelName(), toString(notify)); |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 2374 | #endif |
| 2375 | |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 2376 | // Clear the outbound queue. |
Jeff Brown | 519e024 | 2010-09-15 15:18:56 -0700 | [diff] [blame] | 2377 | drainOutboundQueueLocked(connection.get()); |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 2378 | |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 2379 | // The connection appears to be unrecoverably broken. |
Jeff Brown | 9c3cda0 | 2010-06-15 01:31:58 -0700 | [diff] [blame] | 2380 | // Ignore already broken or zombie connections. |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 2381 | if (connection->status == Connection::STATUS_NORMAL) { |
| 2382 | connection->status = Connection::STATUS_BROKEN; |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 2383 | |
Jeff Brown | cc4f7db | 2011-08-30 20:34:48 -0700 | [diff] [blame] | 2384 | if (notify) { |
| 2385 | // Notify other system components. |
| 2386 | onDispatchCycleBrokenLocked(currentTime, connection); |
| 2387 | } |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 2388 | } |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 2389 | } |
| 2390 | |
Jeff Brown | 519e024 | 2010-09-15 15:18:56 -0700 | [diff] [blame] | 2391 | void InputDispatcher::drainOutboundQueueLocked(Connection* connection) { |
| 2392 | while (! connection->outboundQueue.isEmpty()) { |
| 2393 | DispatchEntry* dispatchEntry = connection->outboundQueue.dequeueAtHead(); |
| 2394 | if (dispatchEntry->hasForegroundTarget()) { |
| 2395 | decrementPendingForegroundDispatchesLocked(dispatchEntry->eventEntry); |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 2396 | } |
Jeff Brown | ac38607 | 2011-07-20 15:19:50 -0700 | [diff] [blame] | 2397 | delete dispatchEntry; |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 2398 | } |
| 2399 | |
Jeff Brown | 519e024 | 2010-09-15 15:18:56 -0700 | [diff] [blame] | 2400 | deactivateConnectionLocked(connection); |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 2401 | } |
| 2402 | |
Jeff Brown | 4fe6c3e | 2010-09-13 23:17:30 -0700 | [diff] [blame] | 2403 | int InputDispatcher::handleReceiveCallback(int receiveFd, int events, void* data) { |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 2404 | InputDispatcher* d = static_cast<InputDispatcher*>(data); |
| 2405 | |
| 2406 | { // acquire lock |
| 2407 | AutoMutex _l(d->mLock); |
| 2408 | |
| 2409 | ssize_t connectionIndex = d->mConnectionsByReceiveFd.indexOfKey(receiveFd); |
| 2410 | if (connectionIndex < 0) { |
| 2411 | LOGE("Received spurious receive callback for unknown input channel. " |
| 2412 | "fd=%d, events=0x%x", receiveFd, events); |
Jeff Brown | 4fe6c3e | 2010-09-13 23:17:30 -0700 | [diff] [blame] | 2413 | return 0; // remove the callback |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 2414 | } |
| 2415 | |
Jeff Brown | cc4f7db | 2011-08-30 20:34:48 -0700 | [diff] [blame] | 2416 | bool notify; |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 2417 | sp<Connection> connection = d->mConnectionsByReceiveFd.valueAt(connectionIndex); |
Jeff Brown | cc4f7db | 2011-08-30 20:34:48 -0700 | [diff] [blame] | 2418 | if (!(events & (ALOOPER_EVENT_ERROR | ALOOPER_EVENT_HANGUP))) { |
| 2419 | if (!(events & ALOOPER_EVENT_INPUT)) { |
| 2420 | LOGW("channel '%s' ~ Received spurious callback for unhandled poll event. " |
| 2421 | "events=0x%x", connection->getInputChannelName(), events); |
| 2422 | return 1; |
| 2423 | } |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 2424 | |
Jeff Brown | cc4f7db | 2011-08-30 20:34:48 -0700 | [diff] [blame] | 2425 | bool handled = false; |
| 2426 | status_t status = connection->inputPublisher.receiveFinishedSignal(&handled); |
| 2427 | if (!status) { |
| 2428 | nsecs_t currentTime = now(); |
| 2429 | d->finishDispatchCycleLocked(currentTime, connection, handled); |
| 2430 | d->runCommandsLockedInterruptible(); |
| 2431 | return 1; |
| 2432 | } |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 2433 | |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 2434 | LOGE("channel '%s' ~ Failed to receive finished signal. status=%d", |
| 2435 | connection->getInputChannelName(), status); |
Jeff Brown | cc4f7db | 2011-08-30 20:34:48 -0700 | [diff] [blame] | 2436 | notify = true; |
| 2437 | } else { |
| 2438 | // Monitor channels are never explicitly unregistered. |
| 2439 | // We do it automatically when the remote endpoint is closed so don't warn |
| 2440 | // about them. |
| 2441 | notify = !connection->monitor; |
| 2442 | if (notify) { |
| 2443 | LOGW("channel '%s' ~ Consumer closed input channel or an error occurred. " |
| 2444 | "events=0x%x", connection->getInputChannelName(), events); |
| 2445 | } |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 2446 | } |
| 2447 | |
Jeff Brown | cc4f7db | 2011-08-30 20:34:48 -0700 | [diff] [blame] | 2448 | // Unregister the channel. |
| 2449 | d->unregisterInputChannelLocked(connection->inputChannel, notify); |
| 2450 | return 0; // remove the callback |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 2451 | } // release lock |
| 2452 | } |
| 2453 | |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 2454 | void InputDispatcher::synthesizeCancelationEventsForAllConnectionsLocked( |
Jeff Brown | da3d5a9 | 2011-03-29 15:11:34 -0700 | [diff] [blame] | 2455 | const CancelationOptions& options) { |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 2456 | for (size_t i = 0; i < mConnectionsByReceiveFd.size(); i++) { |
| 2457 | synthesizeCancelationEventsForConnectionLocked( |
Jeff Brown | da3d5a9 | 2011-03-29 15:11:34 -0700 | [diff] [blame] | 2458 | mConnectionsByReceiveFd.valueAt(i), options); |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 2459 | } |
| 2460 | } |
| 2461 | |
| 2462 | void InputDispatcher::synthesizeCancelationEventsForInputChannelLocked( |
Jeff Brown | da3d5a9 | 2011-03-29 15:11:34 -0700 | [diff] [blame] | 2463 | const sp<InputChannel>& channel, const CancelationOptions& options) { |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 2464 | ssize_t index = getConnectionIndexLocked(channel); |
| 2465 | if (index >= 0) { |
| 2466 | synthesizeCancelationEventsForConnectionLocked( |
Jeff Brown | da3d5a9 | 2011-03-29 15:11:34 -0700 | [diff] [blame] | 2467 | mConnectionsByReceiveFd.valueAt(index), options); |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 2468 | } |
| 2469 | } |
| 2470 | |
| 2471 | void InputDispatcher::synthesizeCancelationEventsForConnectionLocked( |
Jeff Brown | da3d5a9 | 2011-03-29 15:11:34 -0700 | [diff] [blame] | 2472 | const sp<Connection>& connection, const CancelationOptions& options) { |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 2473 | nsecs_t currentTime = now(); |
| 2474 | |
| 2475 | mTempCancelationEvents.clear(); |
Jeff Brown | ac38607 | 2011-07-20 15:19:50 -0700 | [diff] [blame] | 2476 | connection->inputState.synthesizeCancelationEvents(currentTime, |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 2477 | mTempCancelationEvents, options); |
| 2478 | |
| 2479 | if (! mTempCancelationEvents.isEmpty() |
| 2480 | && connection->status != Connection::STATUS_BROKEN) { |
| 2481 | #if DEBUG_OUTBOUND_EVENT_DETAILS |
| 2482 | LOGD("channel '%s' ~ Synthesized %d cancelation events to bring channel back in sync " |
Jeff Brown | da3d5a9 | 2011-03-29 15:11:34 -0700 | [diff] [blame] | 2483 | "with reality: %s, mode=%d.", |
| 2484 | connection->getInputChannelName(), mTempCancelationEvents.size(), |
| 2485 | options.reason, options.mode); |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 2486 | #endif |
| 2487 | for (size_t i = 0; i < mTempCancelationEvents.size(); i++) { |
| 2488 | EventEntry* cancelationEventEntry = mTempCancelationEvents.itemAt(i); |
| 2489 | switch (cancelationEventEntry->type) { |
| 2490 | case EventEntry::TYPE_KEY: |
| 2491 | logOutboundKeyDetailsLocked("cancel - ", |
| 2492 | static_cast<KeyEntry*>(cancelationEventEntry)); |
| 2493 | break; |
| 2494 | case EventEntry::TYPE_MOTION: |
| 2495 | logOutboundMotionDetailsLocked("cancel - ", |
| 2496 | static_cast<MotionEntry*>(cancelationEventEntry)); |
| 2497 | break; |
| 2498 | } |
| 2499 | |
Jeff Brown | 8134681 | 2011-06-28 20:08:48 -0700 | [diff] [blame] | 2500 | InputTarget target; |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 2501 | sp<InputWindowHandle> windowHandle = getWindowHandleLocked(connection->inputChannel); |
| 2502 | if (windowHandle != NULL) { |
Jeff Brown | cc4f7db | 2011-08-30 20:34:48 -0700 | [diff] [blame] | 2503 | const InputWindowInfo* windowInfo = windowHandle->getInfo(); |
| 2504 | target.xOffset = -windowInfo->frameLeft; |
| 2505 | target.yOffset = -windowInfo->frameTop; |
| 2506 | target.scaleFactor = windowInfo->scaleFactor; |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 2507 | } else { |
Jeff Brown | 8134681 | 2011-06-28 20:08:48 -0700 | [diff] [blame] | 2508 | target.xOffset = 0; |
| 2509 | target.yOffset = 0; |
| 2510 | target.scaleFactor = 1.0f; |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 2511 | } |
Jeff Brown | 8134681 | 2011-06-28 20:08:48 -0700 | [diff] [blame] | 2512 | target.inputChannel = connection->inputChannel; |
| 2513 | target.flags = InputTarget::FLAG_DISPATCH_AS_IS; |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 2514 | |
Jeff Brown | 8134681 | 2011-06-28 20:08:48 -0700 | [diff] [blame] | 2515 | enqueueDispatchEntryLocked(connection, cancelationEventEntry, // increments ref |
| 2516 | &target, false, InputTarget::FLAG_DISPATCH_AS_IS); |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 2517 | |
Jeff Brown | ac38607 | 2011-07-20 15:19:50 -0700 | [diff] [blame] | 2518 | cancelationEventEntry->release(); |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 2519 | } |
| 2520 | |
Jeff Brown | ac38607 | 2011-07-20 15:19:50 -0700 | [diff] [blame] | 2521 | if (!connection->outboundQueue.head->inProgress) { |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 2522 | startDispatchCycleLocked(currentTime, connection); |
| 2523 | } |
| 2524 | } |
| 2525 | } |
| 2526 | |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 2527 | InputDispatcher::MotionEntry* |
| 2528 | InputDispatcher::splitMotionEvent(const MotionEntry* originalMotionEntry, BitSet32 pointerIds) { |
Jeff Brown | b6110c2 | 2011-04-01 16:15:13 -0700 | [diff] [blame] | 2529 | LOG_ASSERT(pointerIds.value != 0); |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 2530 | |
| 2531 | uint32_t splitPointerIndexMap[MAX_POINTERS]; |
Jeff Brown | fe9f8ab | 2011-05-06 18:20:01 -0700 | [diff] [blame] | 2532 | PointerProperties splitPointerProperties[MAX_POINTERS]; |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 2533 | PointerCoords splitPointerCoords[MAX_POINTERS]; |
| 2534 | |
| 2535 | uint32_t originalPointerCount = originalMotionEntry->pointerCount; |
| 2536 | uint32_t splitPointerCount = 0; |
| 2537 | |
| 2538 | for (uint32_t originalPointerIndex = 0; originalPointerIndex < originalPointerCount; |
| 2539 | originalPointerIndex++) { |
Jeff Brown | fe9f8ab | 2011-05-06 18:20:01 -0700 | [diff] [blame] | 2540 | const PointerProperties& pointerProperties = |
| 2541 | originalMotionEntry->pointerProperties[originalPointerIndex]; |
| 2542 | uint32_t pointerId = uint32_t(pointerProperties.id); |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 2543 | if (pointerIds.hasBit(pointerId)) { |
| 2544 | splitPointerIndexMap[splitPointerCount] = originalPointerIndex; |
Jeff Brown | fe9f8ab | 2011-05-06 18:20:01 -0700 | [diff] [blame] | 2545 | splitPointerProperties[splitPointerCount].copyFrom(pointerProperties); |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 2546 | splitPointerCoords[splitPointerCount].copyFrom( |
| 2547 | originalMotionEntry->firstSample.pointerCoords[originalPointerIndex]); |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 2548 | splitPointerCount += 1; |
| 2549 | } |
| 2550 | } |
Jeff Brown | 58a2da8 | 2011-01-25 16:02:22 -0800 | [diff] [blame] | 2551 | |
| 2552 | if (splitPointerCount != pointerIds.count()) { |
| 2553 | // This is bad. We are missing some of the pointers that we expected to deliver. |
| 2554 | // Most likely this indicates that we received an ACTION_MOVE events that has |
| 2555 | // different pointer ids than we expected based on the previous ACTION_DOWN |
| 2556 | // or ACTION_POINTER_DOWN events that caused us to decide to split the pointers |
| 2557 | // in this way. |
| 2558 | LOGW("Dropping split motion event because the pointer count is %d but " |
| 2559 | "we expected there to be %d pointers. This probably means we received " |
| 2560 | "a broken sequence of pointer ids from the input device.", |
| 2561 | splitPointerCount, pointerIds.count()); |
| 2562 | return NULL; |
| 2563 | } |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 2564 | |
| 2565 | int32_t action = originalMotionEntry->action; |
| 2566 | int32_t maskedAction = action & AMOTION_EVENT_ACTION_MASK; |
| 2567 | if (maskedAction == AMOTION_EVENT_ACTION_POINTER_DOWN |
| 2568 | || maskedAction == AMOTION_EVENT_ACTION_POINTER_UP) { |
| 2569 | int32_t originalPointerIndex = getMotionEventActionPointerIndex(action); |
Jeff Brown | fe9f8ab | 2011-05-06 18:20:01 -0700 | [diff] [blame] | 2570 | const PointerProperties& pointerProperties = |
| 2571 | originalMotionEntry->pointerProperties[originalPointerIndex]; |
| 2572 | uint32_t pointerId = uint32_t(pointerProperties.id); |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 2573 | if (pointerIds.hasBit(pointerId)) { |
| 2574 | if (pointerIds.count() == 1) { |
| 2575 | // The first/last pointer went down/up. |
| 2576 | action = maskedAction == AMOTION_EVENT_ACTION_POINTER_DOWN |
| 2577 | ? AMOTION_EVENT_ACTION_DOWN : AMOTION_EVENT_ACTION_UP; |
Jeff Brown | 9a01d05 | 2010-09-27 16:35:11 -0700 | [diff] [blame] | 2578 | } else { |
| 2579 | // A secondary pointer went down/up. |
| 2580 | uint32_t splitPointerIndex = 0; |
Jeff Brown | fe9f8ab | 2011-05-06 18:20:01 -0700 | [diff] [blame] | 2581 | while (pointerId != uint32_t(splitPointerProperties[splitPointerIndex].id)) { |
Jeff Brown | 9a01d05 | 2010-09-27 16:35:11 -0700 | [diff] [blame] | 2582 | splitPointerIndex += 1; |
| 2583 | } |
| 2584 | action = maskedAction | (splitPointerIndex |
| 2585 | << AMOTION_EVENT_ACTION_POINTER_INDEX_SHIFT); |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 2586 | } |
| 2587 | } else { |
| 2588 | // An unrelated pointer changed. |
| 2589 | action = AMOTION_EVENT_ACTION_MOVE; |
| 2590 | } |
| 2591 | } |
| 2592 | |
Jeff Brown | ac38607 | 2011-07-20 15:19:50 -0700 | [diff] [blame] | 2593 | MotionEntry* splitMotionEntry = new MotionEntry( |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 2594 | originalMotionEntry->eventTime, |
| 2595 | originalMotionEntry->deviceId, |
| 2596 | originalMotionEntry->source, |
| 2597 | originalMotionEntry->policyFlags, |
| 2598 | action, |
| 2599 | originalMotionEntry->flags, |
| 2600 | originalMotionEntry->metaState, |
Jeff Brown | fe9f8ab | 2011-05-06 18:20:01 -0700 | [diff] [blame] | 2601 | originalMotionEntry->buttonState, |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 2602 | originalMotionEntry->edgeFlags, |
| 2603 | originalMotionEntry->xPrecision, |
| 2604 | originalMotionEntry->yPrecision, |
| 2605 | originalMotionEntry->downTime, |
Jeff Brown | fe9f8ab | 2011-05-06 18:20:01 -0700 | [diff] [blame] | 2606 | splitPointerCount, splitPointerProperties, splitPointerCoords); |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 2607 | |
| 2608 | for (MotionSample* originalMotionSample = originalMotionEntry->firstSample.next; |
| 2609 | originalMotionSample != NULL; originalMotionSample = originalMotionSample->next) { |
| 2610 | for (uint32_t splitPointerIndex = 0; splitPointerIndex < splitPointerCount; |
| 2611 | splitPointerIndex++) { |
| 2612 | uint32_t originalPointerIndex = splitPointerIndexMap[splitPointerIndex]; |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 2613 | splitPointerCoords[splitPointerIndex].copyFrom( |
| 2614 | originalMotionSample->pointerCoords[originalPointerIndex]); |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 2615 | } |
| 2616 | |
Jeff Brown | ac38607 | 2011-07-20 15:19:50 -0700 | [diff] [blame] | 2617 | splitMotionEntry->appendSample(originalMotionSample->eventTime, splitPointerCoords); |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 2618 | } |
| 2619 | |
Jeff Brown | a032cc0 | 2011-03-07 16:56:21 -0800 | [diff] [blame] | 2620 | if (originalMotionEntry->injectionState) { |
| 2621 | splitMotionEntry->injectionState = originalMotionEntry->injectionState; |
| 2622 | splitMotionEntry->injectionState->refCount += 1; |
| 2623 | } |
| 2624 | |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 2625 | return splitMotionEntry; |
| 2626 | } |
| 2627 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 2628 | void InputDispatcher::notifyConfigurationChanged(const NotifyConfigurationChangedArgs* args) { |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 2629 | #if DEBUG_INBOUND_EVENT_DETAILS |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 2630 | LOGD("notifyConfigurationChanged - eventTime=%lld", args->eventTime); |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 2631 | #endif |
| 2632 | |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 2633 | bool needWake; |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 2634 | { // acquire lock |
| 2635 | AutoMutex _l(mLock); |
| 2636 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 2637 | ConfigurationChangedEntry* newEntry = new ConfigurationChangedEntry(args->eventTime); |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 2638 | needWake = enqueueInboundEventLocked(newEntry); |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 2639 | } // release lock |
| 2640 | |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 2641 | if (needWake) { |
Jeff Brown | 4fe6c3e | 2010-09-13 23:17:30 -0700 | [diff] [blame] | 2642 | mLooper->wake(); |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 2643 | } |
| 2644 | } |
| 2645 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 2646 | void InputDispatcher::notifyKey(const NotifyKeyArgs* args) { |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 2647 | #if DEBUG_INBOUND_EVENT_DETAILS |
Jeff Brown | 9065504 | 2010-12-02 13:50:46 -0800 | [diff] [blame] | 2648 | LOGD("notifyKey - eventTime=%lld, deviceId=%d, source=0x%x, policyFlags=0x%x, action=0x%x, " |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 2649 | "flags=0x%x, keyCode=0x%x, scanCode=0x%x, metaState=0x%x, downTime=%lld", |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 2650 | args->eventTime, args->deviceId, args->source, args->policyFlags, |
| 2651 | args->action, args->flags, args->keyCode, args->scanCode, |
| 2652 | args->metaState, args->downTime); |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 2653 | #endif |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 2654 | if (!validateKeyEvent(args->action)) { |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 2655 | return; |
| 2656 | } |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 2657 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 2658 | uint32_t policyFlags = args->policyFlags; |
| 2659 | int32_t flags = args->flags; |
| 2660 | int32_t metaState = args->metaState; |
Jeff Brown | 1f24510 | 2010-11-18 20:53:46 -0800 | [diff] [blame] | 2661 | if ((policyFlags & POLICY_FLAG_VIRTUAL) || (flags & AKEY_EVENT_FLAG_VIRTUAL_HARD_KEY)) { |
| 2662 | policyFlags |= POLICY_FLAG_VIRTUAL; |
| 2663 | flags |= AKEY_EVENT_FLAG_VIRTUAL_HARD_KEY; |
| 2664 | } |
Jeff Brown | 924c4d4 | 2011-03-07 16:40:47 -0800 | [diff] [blame] | 2665 | if (policyFlags & POLICY_FLAG_ALT) { |
| 2666 | metaState |= AMETA_ALT_ON | AMETA_ALT_LEFT_ON; |
| 2667 | } |
| 2668 | if (policyFlags & POLICY_FLAG_ALT_GR) { |
| 2669 | metaState |= AMETA_ALT_ON | AMETA_ALT_RIGHT_ON; |
| 2670 | } |
| 2671 | if (policyFlags & POLICY_FLAG_SHIFT) { |
| 2672 | metaState |= AMETA_SHIFT_ON | AMETA_SHIFT_LEFT_ON; |
| 2673 | } |
| 2674 | if (policyFlags & POLICY_FLAG_CAPS_LOCK) { |
| 2675 | metaState |= AMETA_CAPS_LOCK_ON; |
| 2676 | } |
| 2677 | if (policyFlags & POLICY_FLAG_FUNCTION) { |
| 2678 | metaState |= AMETA_FUNCTION_ON; |
| 2679 | } |
Jeff Brown | 1f24510 | 2010-11-18 20:53:46 -0800 | [diff] [blame] | 2680 | |
Jeff Brown | e20c9e0 | 2010-10-11 14:20:19 -0700 | [diff] [blame] | 2681 | policyFlags |= POLICY_FLAG_TRUSTED; |
Jeff Brown | 1f24510 | 2010-11-18 20:53:46 -0800 | [diff] [blame] | 2682 | |
| 2683 | KeyEvent event; |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 2684 | event.initialize(args->deviceId, args->source, args->action, |
| 2685 | flags, args->keyCode, args->scanCode, metaState, 0, |
| 2686 | args->downTime, args->eventTime); |
Jeff Brown | 1f24510 | 2010-11-18 20:53:46 -0800 | [diff] [blame] | 2687 | |
| 2688 | mPolicy->interceptKeyBeforeQueueing(&event, /*byref*/ policyFlags); |
| 2689 | |
| 2690 | if (policyFlags & POLICY_FLAG_WOKE_HERE) { |
| 2691 | flags |= AKEY_EVENT_FLAG_WOKE_HERE; |
| 2692 | } |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 2693 | |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 2694 | bool needWake; |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 2695 | { // acquire lock |
Jeff Brown | 0029c66 | 2011-03-30 02:25:18 -0700 | [diff] [blame] | 2696 | mLock.lock(); |
| 2697 | |
| 2698 | if (mInputFilterEnabled) { |
| 2699 | mLock.unlock(); |
| 2700 | |
| 2701 | policyFlags |= POLICY_FLAG_FILTERED; |
| 2702 | if (!mPolicy->filterInputEvent(&event, policyFlags)) { |
| 2703 | return; // event was consumed by the filter |
| 2704 | } |
| 2705 | |
| 2706 | mLock.lock(); |
| 2707 | } |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 2708 | |
Jeff Brown | 7fbdc84 | 2010-06-17 20:52:56 -0700 | [diff] [blame] | 2709 | int32_t repeatCount = 0; |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 2710 | KeyEntry* newEntry = new KeyEntry(args->eventTime, |
| 2711 | args->deviceId, args->source, policyFlags, |
| 2712 | args->action, flags, args->keyCode, args->scanCode, |
| 2713 | metaState, repeatCount, args->downTime); |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 2714 | |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 2715 | needWake = enqueueInboundEventLocked(newEntry); |
Jeff Brown | 0029c66 | 2011-03-30 02:25:18 -0700 | [diff] [blame] | 2716 | mLock.unlock(); |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 2717 | } // release lock |
| 2718 | |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 2719 | if (needWake) { |
Jeff Brown | 4fe6c3e | 2010-09-13 23:17:30 -0700 | [diff] [blame] | 2720 | mLooper->wake(); |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 2721 | } |
| 2722 | } |
| 2723 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 2724 | void InputDispatcher::notifyMotion(const NotifyMotionArgs* args) { |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 2725 | #if DEBUG_INBOUND_EVENT_DETAILS |
Jeff Brown | 9065504 | 2010-12-02 13:50:46 -0800 | [diff] [blame] | 2726 | LOGD("notifyMotion - eventTime=%lld, deviceId=%d, source=0x%x, policyFlags=0x%x, " |
Jeff Brown | fe9f8ab | 2011-05-06 18:20:01 -0700 | [diff] [blame] | 2727 | "action=0x%x, flags=0x%x, metaState=0x%x, buttonState=0x%x, edgeFlags=0x%x, " |
Jeff Brown | 85a3176 | 2010-09-01 17:01:00 -0700 | [diff] [blame] | 2728 | "xPrecision=%f, yPrecision=%f, downTime=%lld", |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 2729 | args->eventTime, args->deviceId, args->source, args->policyFlags, |
| 2730 | args->action, args->flags, args->metaState, args->buttonState, |
| 2731 | args->edgeFlags, args->xPrecision, args->yPrecision, args->downTime); |
| 2732 | for (uint32_t i = 0; i < args->pointerCount; i++) { |
Jeff Brown | fe9f8ab | 2011-05-06 18:20:01 -0700 | [diff] [blame] | 2733 | LOGD(" Pointer %d: id=%d, toolType=%d, " |
| 2734 | "x=%f, y=%f, pressure=%f, size=%f, " |
Jeff Brown | 85a3176 | 2010-09-01 17:01:00 -0700 | [diff] [blame] | 2735 | "touchMajor=%f, touchMinor=%f, toolMajor=%f, toolMinor=%f, " |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 2736 | "orientation=%f", |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 2737 | i, args->pointerProperties[i].id, |
| 2738 | args->pointerProperties[i].toolType, |
| 2739 | args->pointerCoords[i].getAxisValue(AMOTION_EVENT_AXIS_X), |
| 2740 | args->pointerCoords[i].getAxisValue(AMOTION_EVENT_AXIS_Y), |
| 2741 | args->pointerCoords[i].getAxisValue(AMOTION_EVENT_AXIS_PRESSURE), |
| 2742 | args->pointerCoords[i].getAxisValue(AMOTION_EVENT_AXIS_SIZE), |
| 2743 | args->pointerCoords[i].getAxisValue(AMOTION_EVENT_AXIS_TOUCH_MAJOR), |
| 2744 | args->pointerCoords[i].getAxisValue(AMOTION_EVENT_AXIS_TOUCH_MINOR), |
| 2745 | args->pointerCoords[i].getAxisValue(AMOTION_EVENT_AXIS_TOOL_MAJOR), |
| 2746 | args->pointerCoords[i].getAxisValue(AMOTION_EVENT_AXIS_TOOL_MINOR), |
| 2747 | args->pointerCoords[i].getAxisValue(AMOTION_EVENT_AXIS_ORIENTATION)); |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 2748 | } |
| 2749 | #endif |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 2750 | if (!validateMotionEvent(args->action, args->pointerCount, args->pointerProperties)) { |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 2751 | return; |
| 2752 | } |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 2753 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 2754 | uint32_t policyFlags = args->policyFlags; |
Jeff Brown | e20c9e0 | 2010-10-11 14:20:19 -0700 | [diff] [blame] | 2755 | policyFlags |= POLICY_FLAG_TRUSTED; |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 2756 | mPolicy->interceptMotionBeforeQueueing(args->eventTime, /*byref*/ policyFlags); |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 2757 | |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 2758 | bool needWake; |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 2759 | { // acquire lock |
Jeff Brown | 0029c66 | 2011-03-30 02:25:18 -0700 | [diff] [blame] | 2760 | mLock.lock(); |
| 2761 | |
| 2762 | if (mInputFilterEnabled) { |
| 2763 | mLock.unlock(); |
| 2764 | |
| 2765 | MotionEvent event; |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 2766 | event.initialize(args->deviceId, args->source, args->action, args->flags, |
| 2767 | args->edgeFlags, args->metaState, args->buttonState, 0, 0, |
| 2768 | args->xPrecision, args->yPrecision, |
| 2769 | args->downTime, args->eventTime, |
| 2770 | args->pointerCount, args->pointerProperties, args->pointerCoords); |
Jeff Brown | 0029c66 | 2011-03-30 02:25:18 -0700 | [diff] [blame] | 2771 | |
| 2772 | policyFlags |= POLICY_FLAG_FILTERED; |
| 2773 | if (!mPolicy->filterInputEvent(&event, policyFlags)) { |
| 2774 | return; // event was consumed by the filter |
| 2775 | } |
| 2776 | |
| 2777 | mLock.lock(); |
| 2778 | } |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 2779 | |
| 2780 | // Attempt batching and streaming of move events. |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 2781 | if (args->action == AMOTION_EVENT_ACTION_MOVE |
| 2782 | || args->action == AMOTION_EVENT_ACTION_HOVER_MOVE) { |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 2783 | // BATCHING CASE |
| 2784 | // |
| 2785 | // Try to append a move sample to the tail of the inbound queue for this device. |
| 2786 | // Give up if we encounter a non-move motion event for this device since that |
| 2787 | // means we cannot append any new samples until a new motion event has started. |
Jeff Brown | ac38607 | 2011-07-20 15:19:50 -0700 | [diff] [blame] | 2788 | for (EventEntry* entry = mInboundQueue.tail; entry; entry = entry->prev) { |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 2789 | if (entry->type != EventEntry::TYPE_MOTION) { |
| 2790 | // Keep looking for motion events. |
| 2791 | continue; |
| 2792 | } |
| 2793 | |
| 2794 | MotionEntry* motionEntry = static_cast<MotionEntry*>(entry); |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 2795 | if (motionEntry->deviceId != args->deviceId |
| 2796 | || motionEntry->source != args->source) { |
Jeff Brown | efd3266 | 2011-03-08 15:13:06 -0800 | [diff] [blame] | 2797 | // Keep looking for this device and source. |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 2798 | continue; |
| 2799 | } |
| 2800 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 2801 | if (!motionEntry->canAppendSamples(args->action, |
| 2802 | args->pointerCount, args->pointerProperties)) { |
Jeff Brown | efd3266 | 2011-03-08 15:13:06 -0800 | [diff] [blame] | 2803 | // Last motion event in the queue for this device and source is |
| 2804 | // not compatible for appending new samples. Stop here. |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 2805 | goto NoBatchingOrStreaming; |
| 2806 | } |
| 2807 | |
Jeff Brown | 9c3cda0 | 2010-06-15 01:31:58 -0700 | [diff] [blame] | 2808 | // Do the batching magic. |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 2809 | batchMotionLocked(motionEntry, args->eventTime, |
| 2810 | args->metaState, args->pointerCoords, |
Jeff Brown | 4e91a18 | 2011-04-07 11:38:09 -0700 | [diff] [blame] | 2811 | "most recent motion event for this device and source in the inbound queue"); |
Jeff Brown | 0029c66 | 2011-03-30 02:25:18 -0700 | [diff] [blame] | 2812 | mLock.unlock(); |
Jeff Brown | 9c3cda0 | 2010-06-15 01:31:58 -0700 | [diff] [blame] | 2813 | return; // done! |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 2814 | } |
| 2815 | |
Jeff Brown | f6989da | 2011-04-06 17:19:48 -0700 | [diff] [blame] | 2816 | // BATCHING ONTO PENDING EVENT CASE |
| 2817 | // |
| 2818 | // Try to append a move sample to the currently pending event, if there is one. |
| 2819 | // We can do this as long as we are still waiting to find the targets for the |
| 2820 | // event. Once the targets are locked-in we can only do streaming. |
| 2821 | if (mPendingEvent |
| 2822 | && (!mPendingEvent->dispatchInProgress || !mCurrentInputTargetsValid) |
| 2823 | && mPendingEvent->type == EventEntry::TYPE_MOTION) { |
| 2824 | MotionEntry* motionEntry = static_cast<MotionEntry*>(mPendingEvent); |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 2825 | if (motionEntry->deviceId == args->deviceId |
| 2826 | && motionEntry->source == args->source) { |
| 2827 | if (!motionEntry->canAppendSamples(args->action, |
| 2828 | args->pointerCount, args->pointerProperties)) { |
Jeff Brown | 4e91a18 | 2011-04-07 11:38:09 -0700 | [diff] [blame] | 2829 | // Pending motion event is for this device and source but it is |
| 2830 | // not compatible for appending new samples. Stop here. |
Jeff Brown | f6989da | 2011-04-06 17:19:48 -0700 | [diff] [blame] | 2831 | goto NoBatchingOrStreaming; |
| 2832 | } |
| 2833 | |
Jeff Brown | f6989da | 2011-04-06 17:19:48 -0700 | [diff] [blame] | 2834 | // Do the batching magic. |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 2835 | batchMotionLocked(motionEntry, args->eventTime, |
| 2836 | args->metaState, args->pointerCoords, |
Jeff Brown | 4e91a18 | 2011-04-07 11:38:09 -0700 | [diff] [blame] | 2837 | "pending motion event"); |
Jeff Brown | f6989da | 2011-04-06 17:19:48 -0700 | [diff] [blame] | 2838 | mLock.unlock(); |
| 2839 | return; // done! |
| 2840 | } |
| 2841 | } |
| 2842 | |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 2843 | // STREAMING CASE |
| 2844 | // |
| 2845 | // There is no pending motion event (of any kind) for this device in the inbound queue. |
Jeff Brown | 519e024 | 2010-09-15 15:18:56 -0700 | [diff] [blame] | 2846 | // Search the outbound queue for the current foreground targets to find a dispatched |
| 2847 | // motion event that is still in progress. If found, then, appen the new sample to |
| 2848 | // that event and push it out to all current targets. The logic in |
| 2849 | // prepareDispatchCycleLocked takes care of the case where some targets may |
| 2850 | // already have consumed the motion event by starting a new dispatch cycle if needed. |
Jeff Brown | 9c3cda0 | 2010-06-15 01:31:58 -0700 | [diff] [blame] | 2851 | if (mCurrentInputTargetsValid) { |
Jeff Brown | 519e024 | 2010-09-15 15:18:56 -0700 | [diff] [blame] | 2852 | for (size_t i = 0; i < mCurrentInputTargets.size(); i++) { |
| 2853 | const InputTarget& inputTarget = mCurrentInputTargets[i]; |
| 2854 | if ((inputTarget.flags & InputTarget::FLAG_FOREGROUND) == 0) { |
| 2855 | // Skip non-foreground targets. We only want to stream if there is at |
| 2856 | // least one foreground target whose dispatch is still in progress. |
| 2857 | continue; |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 2858 | } |
Jeff Brown | 519e024 | 2010-09-15 15:18:56 -0700 | [diff] [blame] | 2859 | |
| 2860 | ssize_t connectionIndex = getConnectionIndexLocked(inputTarget.inputChannel); |
| 2861 | if (connectionIndex < 0) { |
| 2862 | // Connection must no longer be valid. |
| 2863 | continue; |
| 2864 | } |
| 2865 | |
| 2866 | sp<Connection> connection = mConnectionsByReceiveFd.valueAt(connectionIndex); |
| 2867 | if (connection->outboundQueue.isEmpty()) { |
| 2868 | // This foreground target has an empty outbound queue. |
| 2869 | continue; |
| 2870 | } |
| 2871 | |
Jeff Brown | ac38607 | 2011-07-20 15:19:50 -0700 | [diff] [blame] | 2872 | DispatchEntry* dispatchEntry = connection->outboundQueue.head; |
Jeff Brown | 519e024 | 2010-09-15 15:18:56 -0700 | [diff] [blame] | 2873 | if (! dispatchEntry->inProgress |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 2874 | || dispatchEntry->eventEntry->type != EventEntry::TYPE_MOTION |
| 2875 | || dispatchEntry->isSplit()) { |
| 2876 | // No motion event is being dispatched, or it is being split across |
| 2877 | // windows in which case we cannot stream. |
Jeff Brown | 519e024 | 2010-09-15 15:18:56 -0700 | [diff] [blame] | 2878 | continue; |
| 2879 | } |
| 2880 | |
| 2881 | MotionEntry* motionEntry = static_cast<MotionEntry*>( |
| 2882 | dispatchEntry->eventEntry); |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 2883 | if (motionEntry->action != args->action |
| 2884 | || motionEntry->deviceId != args->deviceId |
| 2885 | || motionEntry->source != args->source |
| 2886 | || motionEntry->pointerCount != args->pointerCount |
Jeff Brown | 519e024 | 2010-09-15 15:18:56 -0700 | [diff] [blame] | 2887 | || motionEntry->isInjected()) { |
| 2888 | // The motion event is not compatible with this move. |
| 2889 | continue; |
| 2890 | } |
| 2891 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 2892 | if (args->action == AMOTION_EVENT_ACTION_HOVER_MOVE) { |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 2893 | if (mLastHoverWindowHandle == NULL) { |
Jeff Brown | a032cc0 | 2011-03-07 16:56:21 -0800 | [diff] [blame] | 2894 | #if DEBUG_BATCHING |
| 2895 | LOGD("Not streaming hover move because there is no " |
| 2896 | "last hovered window."); |
| 2897 | #endif |
| 2898 | goto NoBatchingOrStreaming; |
| 2899 | } |
| 2900 | |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 2901 | sp<InputWindowHandle> hoverWindowHandle = findTouchedWindowAtLocked( |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 2902 | args->pointerCoords[0].getAxisValue(AMOTION_EVENT_AXIS_X), |
| 2903 | args->pointerCoords[0].getAxisValue(AMOTION_EVENT_AXIS_Y)); |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 2904 | if (mLastHoverWindowHandle != hoverWindowHandle) { |
Jeff Brown | a032cc0 | 2011-03-07 16:56:21 -0800 | [diff] [blame] | 2905 | #if DEBUG_BATCHING |
| 2906 | LOGD("Not streaming hover move because the last hovered window " |
| 2907 | "is '%s' but the currently hovered window is '%s'.", |
Jeff Brown | cc4f7db | 2011-08-30 20:34:48 -0700 | [diff] [blame] | 2908 | mLastHoverWindowHandle->getName().string(), |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 2909 | hoverWindowHandle != NULL |
Jeff Brown | cc4f7db | 2011-08-30 20:34:48 -0700 | [diff] [blame] | 2910 | ? hoverWindowHandle->getName().string() : "<null>"); |
Jeff Brown | a032cc0 | 2011-03-07 16:56:21 -0800 | [diff] [blame] | 2911 | #endif |
| 2912 | goto NoBatchingOrStreaming; |
| 2913 | } |
| 2914 | } |
| 2915 | |
Jeff Brown | 519e024 | 2010-09-15 15:18:56 -0700 | [diff] [blame] | 2916 | // Hurray! This foreground target is currently dispatching a move event |
| 2917 | // that we can stream onto. Append the motion sample and resume dispatch. |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 2918 | motionEntry->appendSample(args->eventTime, args->pointerCoords); |
Jeff Brown | 519e024 | 2010-09-15 15:18:56 -0700 | [diff] [blame] | 2919 | #if DEBUG_BATCHING |
| 2920 | LOGD("Appended motion sample onto batch for most recently dispatched " |
Jeff Brown | 4e91a18 | 2011-04-07 11:38:09 -0700 | [diff] [blame] | 2921 | "motion event for this device and source in the outbound queues. " |
Jeff Brown | 519e024 | 2010-09-15 15:18:56 -0700 | [diff] [blame] | 2922 | "Attempting to stream the motion sample."); |
| 2923 | #endif |
| 2924 | nsecs_t currentTime = now(); |
| 2925 | dispatchEventToCurrentInputTargetsLocked(currentTime, motionEntry, |
| 2926 | true /*resumeWithAppendedMotionSample*/); |
| 2927 | |
| 2928 | runCommandsLockedInterruptible(); |
Jeff Brown | 0029c66 | 2011-03-30 02:25:18 -0700 | [diff] [blame] | 2929 | mLock.unlock(); |
Jeff Brown | 519e024 | 2010-09-15 15:18:56 -0700 | [diff] [blame] | 2930 | return; // done! |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 2931 | } |
| 2932 | } |
| 2933 | |
| 2934 | NoBatchingOrStreaming:; |
| 2935 | } |
| 2936 | |
| 2937 | // Just enqueue a new motion event. |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 2938 | MotionEntry* newEntry = new MotionEntry(args->eventTime, |
| 2939 | args->deviceId, args->source, policyFlags, |
| 2940 | args->action, args->flags, args->metaState, args->buttonState, |
| 2941 | args->edgeFlags, args->xPrecision, args->yPrecision, args->downTime, |
| 2942 | args->pointerCount, args->pointerProperties, args->pointerCoords); |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 2943 | |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 2944 | needWake = enqueueInboundEventLocked(newEntry); |
Jeff Brown | 0029c66 | 2011-03-30 02:25:18 -0700 | [diff] [blame] | 2945 | mLock.unlock(); |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 2946 | } // release lock |
| 2947 | |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 2948 | if (needWake) { |
Jeff Brown | 4fe6c3e | 2010-09-13 23:17:30 -0700 | [diff] [blame] | 2949 | mLooper->wake(); |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 2950 | } |
| 2951 | } |
| 2952 | |
Jeff Brown | 4e91a18 | 2011-04-07 11:38:09 -0700 | [diff] [blame] | 2953 | void InputDispatcher::batchMotionLocked(MotionEntry* entry, nsecs_t eventTime, |
| 2954 | int32_t metaState, const PointerCoords* pointerCoords, const char* eventDescription) { |
| 2955 | // Combine meta states. |
| 2956 | entry->metaState |= metaState; |
| 2957 | |
| 2958 | // Coalesce this sample if not enough time has elapsed since the last sample was |
| 2959 | // initially appended to the batch. |
| 2960 | MotionSample* lastSample = entry->lastSample; |
| 2961 | long interval = eventTime - lastSample->eventTimeBeforeCoalescing; |
| 2962 | if (interval <= MOTION_SAMPLE_COALESCE_INTERVAL) { |
| 2963 | uint32_t pointerCount = entry->pointerCount; |
| 2964 | for (uint32_t i = 0; i < pointerCount; i++) { |
| 2965 | lastSample->pointerCoords[i].copyFrom(pointerCoords[i]); |
| 2966 | } |
| 2967 | lastSample->eventTime = eventTime; |
| 2968 | #if DEBUG_BATCHING |
| 2969 | LOGD("Coalesced motion into last sample of batch for %s, events were %0.3f ms apart", |
| 2970 | eventDescription, interval * 0.000001f); |
| 2971 | #endif |
| 2972 | return; |
| 2973 | } |
| 2974 | |
| 2975 | // Append the sample. |
Jeff Brown | ac38607 | 2011-07-20 15:19:50 -0700 | [diff] [blame] | 2976 | entry->appendSample(eventTime, pointerCoords); |
Jeff Brown | 4e91a18 | 2011-04-07 11:38:09 -0700 | [diff] [blame] | 2977 | #if DEBUG_BATCHING |
| 2978 | LOGD("Appended motion sample onto batch for %s, events were %0.3f ms apart", |
| 2979 | eventDescription, interval * 0.000001f); |
| 2980 | #endif |
| 2981 | } |
| 2982 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 2983 | void InputDispatcher::notifySwitch(const NotifySwitchArgs* args) { |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 2984 | #if DEBUG_INBOUND_EVENT_DETAILS |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 2985 | LOGD("notifySwitch - eventTime=%lld, policyFlags=0x%x, switchCode=%d, switchValue=%d", |
| 2986 | args->eventTime, args->policyFlags, |
| 2987 | args->switchCode, args->switchValue); |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 2988 | #endif |
| 2989 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 2990 | uint32_t policyFlags = args->policyFlags; |
Jeff Brown | e20c9e0 | 2010-10-11 14:20:19 -0700 | [diff] [blame] | 2991 | policyFlags |= POLICY_FLAG_TRUSTED; |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 2992 | mPolicy->notifySwitch(args->eventTime, |
| 2993 | args->switchCode, args->switchValue, policyFlags); |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 2994 | } |
| 2995 | |
Jeff Brown | 65fd251 | 2011-08-18 11:20:58 -0700 | [diff] [blame] | 2996 | void InputDispatcher::notifyDeviceReset(const NotifyDeviceResetArgs* args) { |
| 2997 | #if DEBUG_INBOUND_EVENT_DETAILS |
| 2998 | LOGD("notifyDeviceReset - eventTime=%lld, deviceId=%d", |
| 2999 | args->eventTime, args->deviceId); |
| 3000 | #endif |
| 3001 | |
| 3002 | bool needWake; |
| 3003 | { // acquire lock |
| 3004 | AutoMutex _l(mLock); |
| 3005 | |
| 3006 | DeviceResetEntry* newEntry = new DeviceResetEntry(args->eventTime, args->deviceId); |
| 3007 | needWake = enqueueInboundEventLocked(newEntry); |
| 3008 | } // release lock |
| 3009 | |
| 3010 | if (needWake) { |
| 3011 | mLooper->wake(); |
| 3012 | } |
| 3013 | } |
| 3014 | |
Jeff Brown | 7fbdc84 | 2010-06-17 20:52:56 -0700 | [diff] [blame] | 3015 | int32_t InputDispatcher::injectInputEvent(const InputEvent* event, |
Jeff Brown | 0029c66 | 2011-03-30 02:25:18 -0700 | [diff] [blame] | 3016 | int32_t injectorPid, int32_t injectorUid, int32_t syncMode, int32_t timeoutMillis, |
| 3017 | uint32_t policyFlags) { |
Jeff Brown | 7fbdc84 | 2010-06-17 20:52:56 -0700 | [diff] [blame] | 3018 | #if DEBUG_INBOUND_EVENT_DETAILS |
| 3019 | LOGD("injectInputEvent - eventType=%d, injectorPid=%d, injectorUid=%d, " |
Jeff Brown | 0029c66 | 2011-03-30 02:25:18 -0700 | [diff] [blame] | 3020 | "syncMode=%d, timeoutMillis=%d, policyFlags=0x%08x", |
| 3021 | event->getType(), injectorPid, injectorUid, syncMode, timeoutMillis, policyFlags); |
Jeff Brown | 7fbdc84 | 2010-06-17 20:52:56 -0700 | [diff] [blame] | 3022 | #endif |
| 3023 | |
| 3024 | nsecs_t endTime = now() + milliseconds_to_nanoseconds(timeoutMillis); |
Jeff Brown | e20c9e0 | 2010-10-11 14:20:19 -0700 | [diff] [blame] | 3025 | |
Jeff Brown | 0029c66 | 2011-03-30 02:25:18 -0700 | [diff] [blame] | 3026 | policyFlags |= POLICY_FLAG_INJECTED; |
Jeff Brown | e20c9e0 | 2010-10-11 14:20:19 -0700 | [diff] [blame] | 3027 | if (hasInjectionPermission(injectorPid, injectorUid)) { |
| 3028 | policyFlags |= POLICY_FLAG_TRUSTED; |
| 3029 | } |
Jeff Brown | 7fbdc84 | 2010-06-17 20:52:56 -0700 | [diff] [blame] | 3030 | |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 3031 | EventEntry* injectedEntry; |
| 3032 | switch (event->getType()) { |
| 3033 | case AINPUT_EVENT_TYPE_KEY: { |
| 3034 | const KeyEvent* keyEvent = static_cast<const KeyEvent*>(event); |
| 3035 | int32_t action = keyEvent->getAction(); |
| 3036 | if (! validateKeyEvent(action)) { |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 3037 | return INPUT_EVENT_INJECTION_FAILED; |
| 3038 | } |
| 3039 | |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 3040 | int32_t flags = keyEvent->getFlags(); |
Jeff Brown | 1f24510 | 2010-11-18 20:53:46 -0800 | [diff] [blame] | 3041 | if (flags & AKEY_EVENT_FLAG_VIRTUAL_HARD_KEY) { |
| 3042 | policyFlags |= POLICY_FLAG_VIRTUAL; |
| 3043 | } |
| 3044 | |
Jeff Brown | 0029c66 | 2011-03-30 02:25:18 -0700 | [diff] [blame] | 3045 | if (!(policyFlags & POLICY_FLAG_FILTERED)) { |
| 3046 | mPolicy->interceptKeyBeforeQueueing(keyEvent, /*byref*/ policyFlags); |
| 3047 | } |
Jeff Brown | 1f24510 | 2010-11-18 20:53:46 -0800 | [diff] [blame] | 3048 | |
| 3049 | if (policyFlags & POLICY_FLAG_WOKE_HERE) { |
| 3050 | flags |= AKEY_EVENT_FLAG_WOKE_HERE; |
| 3051 | } |
Jeff Brown | 6ec402b | 2010-07-28 15:48:59 -0700 | [diff] [blame] | 3052 | |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 3053 | mLock.lock(); |
Jeff Brown | ac38607 | 2011-07-20 15:19:50 -0700 | [diff] [blame] | 3054 | injectedEntry = new KeyEntry(keyEvent->getEventTime(), |
Jeff Brown | 1f24510 | 2010-11-18 20:53:46 -0800 | [diff] [blame] | 3055 | keyEvent->getDeviceId(), keyEvent->getSource(), |
| 3056 | policyFlags, action, flags, |
| 3057 | keyEvent->getKeyCode(), keyEvent->getScanCode(), keyEvent->getMetaState(), |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 3058 | keyEvent->getRepeatCount(), keyEvent->getDownTime()); |
| 3059 | break; |
| 3060 | } |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 3061 | |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 3062 | case AINPUT_EVENT_TYPE_MOTION: { |
| 3063 | const MotionEvent* motionEvent = static_cast<const MotionEvent*>(event); |
| 3064 | int32_t action = motionEvent->getAction(); |
| 3065 | size_t pointerCount = motionEvent->getPointerCount(); |
Jeff Brown | fe9f8ab | 2011-05-06 18:20:01 -0700 | [diff] [blame] | 3066 | const PointerProperties* pointerProperties = motionEvent->getPointerProperties(); |
| 3067 | if (! validateMotionEvent(action, pointerCount, pointerProperties)) { |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 3068 | return INPUT_EVENT_INJECTION_FAILED; |
| 3069 | } |
| 3070 | |
Jeff Brown | 0029c66 | 2011-03-30 02:25:18 -0700 | [diff] [blame] | 3071 | if (!(policyFlags & POLICY_FLAG_FILTERED)) { |
| 3072 | nsecs_t eventTime = motionEvent->getEventTime(); |
| 3073 | mPolicy->interceptMotionBeforeQueueing(eventTime, /*byref*/ policyFlags); |
| 3074 | } |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 3075 | |
| 3076 | mLock.lock(); |
| 3077 | const nsecs_t* sampleEventTimes = motionEvent->getSampleEventTimes(); |
| 3078 | const PointerCoords* samplePointerCoords = motionEvent->getSamplePointerCoords(); |
Jeff Brown | ac38607 | 2011-07-20 15:19:50 -0700 | [diff] [blame] | 3079 | MotionEntry* motionEntry = new MotionEntry(*sampleEventTimes, |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 3080 | motionEvent->getDeviceId(), motionEvent->getSource(), policyFlags, |
| 3081 | action, motionEvent->getFlags(), |
Jeff Brown | fe9f8ab | 2011-05-06 18:20:01 -0700 | [diff] [blame] | 3082 | motionEvent->getMetaState(), motionEvent->getButtonState(), |
| 3083 | motionEvent->getEdgeFlags(), |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 3084 | motionEvent->getXPrecision(), motionEvent->getYPrecision(), |
| 3085 | motionEvent->getDownTime(), uint32_t(pointerCount), |
Jeff Brown | fe9f8ab | 2011-05-06 18:20:01 -0700 | [diff] [blame] | 3086 | pointerProperties, samplePointerCoords); |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 3087 | for (size_t i = motionEvent->getHistorySize(); i > 0; i--) { |
| 3088 | sampleEventTimes += 1; |
| 3089 | samplePointerCoords += pointerCount; |
Jeff Brown | ac38607 | 2011-07-20 15:19:50 -0700 | [diff] [blame] | 3090 | motionEntry->appendSample(*sampleEventTimes, samplePointerCoords); |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 3091 | } |
| 3092 | injectedEntry = motionEntry; |
| 3093 | break; |
| 3094 | } |
| 3095 | |
| 3096 | default: |
| 3097 | LOGW("Cannot inject event of type %d", event->getType()); |
| 3098 | return INPUT_EVENT_INJECTION_FAILED; |
| 3099 | } |
| 3100 | |
Jeff Brown | ac38607 | 2011-07-20 15:19:50 -0700 | [diff] [blame] | 3101 | InjectionState* injectionState = new InjectionState(injectorPid, injectorUid); |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 3102 | if (syncMode == INPUT_EVENT_INJECTION_SYNC_NONE) { |
| 3103 | injectionState->injectionIsAsync = true; |
| 3104 | } |
| 3105 | |
| 3106 | injectionState->refCount += 1; |
| 3107 | injectedEntry->injectionState = injectionState; |
| 3108 | |
| 3109 | bool needWake = enqueueInboundEventLocked(injectedEntry); |
| 3110 | mLock.unlock(); |
Jeff Brown | 7fbdc84 | 2010-06-17 20:52:56 -0700 | [diff] [blame] | 3111 | |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 3112 | if (needWake) { |
Jeff Brown | 4fe6c3e | 2010-09-13 23:17:30 -0700 | [diff] [blame] | 3113 | mLooper->wake(); |
Jeff Brown | 7fbdc84 | 2010-06-17 20:52:56 -0700 | [diff] [blame] | 3114 | } |
| 3115 | |
| 3116 | int32_t injectionResult; |
| 3117 | { // acquire lock |
| 3118 | AutoMutex _l(mLock); |
| 3119 | |
Jeff Brown | 6ec402b | 2010-07-28 15:48:59 -0700 | [diff] [blame] | 3120 | if (syncMode == INPUT_EVENT_INJECTION_SYNC_NONE) { |
| 3121 | injectionResult = INPUT_EVENT_INJECTION_SUCCEEDED; |
| 3122 | } else { |
| 3123 | for (;;) { |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 3124 | injectionResult = injectionState->injectionResult; |
Jeff Brown | 6ec402b | 2010-07-28 15:48:59 -0700 | [diff] [blame] | 3125 | if (injectionResult != INPUT_EVENT_INJECTION_PENDING) { |
| 3126 | break; |
| 3127 | } |
Jeff Brown | 7fbdc84 | 2010-06-17 20:52:56 -0700 | [diff] [blame] | 3128 | |
Jeff Brown | 7fbdc84 | 2010-06-17 20:52:56 -0700 | [diff] [blame] | 3129 | nsecs_t remainingTimeout = endTime - now(); |
| 3130 | if (remainingTimeout <= 0) { |
Jeff Brown | 6ec402b | 2010-07-28 15:48:59 -0700 | [diff] [blame] | 3131 | #if DEBUG_INJECTION |
| 3132 | LOGD("injectInputEvent - Timed out waiting for injection result " |
| 3133 | "to become available."); |
| 3134 | #endif |
Jeff Brown | 7fbdc84 | 2010-06-17 20:52:56 -0700 | [diff] [blame] | 3135 | injectionResult = INPUT_EVENT_INJECTION_TIMED_OUT; |
| 3136 | break; |
| 3137 | } |
| 3138 | |
Jeff Brown | 6ec402b | 2010-07-28 15:48:59 -0700 | [diff] [blame] | 3139 | mInjectionResultAvailableCondition.waitRelative(mLock, remainingTimeout); |
| 3140 | } |
| 3141 | |
| 3142 | if (injectionResult == INPUT_EVENT_INJECTION_SUCCEEDED |
| 3143 | && syncMode == INPUT_EVENT_INJECTION_SYNC_WAIT_FOR_FINISHED) { |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 3144 | while (injectionState->pendingForegroundDispatches != 0) { |
Jeff Brown | 6ec402b | 2010-07-28 15:48:59 -0700 | [diff] [blame] | 3145 | #if DEBUG_INJECTION |
Jeff Brown | 519e024 | 2010-09-15 15:18:56 -0700 | [diff] [blame] | 3146 | LOGD("injectInputEvent - Waiting for %d pending foreground dispatches.", |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 3147 | injectionState->pendingForegroundDispatches); |
Jeff Brown | 6ec402b | 2010-07-28 15:48:59 -0700 | [diff] [blame] | 3148 | #endif |
| 3149 | nsecs_t remainingTimeout = endTime - now(); |
| 3150 | if (remainingTimeout <= 0) { |
| 3151 | #if DEBUG_INJECTION |
Jeff Brown | 519e024 | 2010-09-15 15:18:56 -0700 | [diff] [blame] | 3152 | LOGD("injectInputEvent - Timed out waiting for pending foreground " |
Jeff Brown | 6ec402b | 2010-07-28 15:48:59 -0700 | [diff] [blame] | 3153 | "dispatches to finish."); |
| 3154 | #endif |
| 3155 | injectionResult = INPUT_EVENT_INJECTION_TIMED_OUT; |
| 3156 | break; |
| 3157 | } |
| 3158 | |
| 3159 | mInjectionSyncFinishedCondition.waitRelative(mLock, remainingTimeout); |
| 3160 | } |
Jeff Brown | 7fbdc84 | 2010-06-17 20:52:56 -0700 | [diff] [blame] | 3161 | } |
| 3162 | } |
| 3163 | |
Jeff Brown | ac38607 | 2011-07-20 15:19:50 -0700 | [diff] [blame] | 3164 | injectionState->release(); |
Jeff Brown | 7fbdc84 | 2010-06-17 20:52:56 -0700 | [diff] [blame] | 3165 | } // release lock |
| 3166 | |
Jeff Brown | 6ec402b | 2010-07-28 15:48:59 -0700 | [diff] [blame] | 3167 | #if DEBUG_INJECTION |
| 3168 | LOGD("injectInputEvent - Finished with result %d. " |
| 3169 | "injectorPid=%d, injectorUid=%d", |
| 3170 | injectionResult, injectorPid, injectorUid); |
| 3171 | #endif |
| 3172 | |
Jeff Brown | 7fbdc84 | 2010-06-17 20:52:56 -0700 | [diff] [blame] | 3173 | return injectionResult; |
| 3174 | } |
| 3175 | |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 3176 | bool InputDispatcher::hasInjectionPermission(int32_t injectorPid, int32_t injectorUid) { |
| 3177 | return injectorUid == 0 |
| 3178 | || mPolicy->checkInjectEventsPermissionNonReentrant(injectorPid, injectorUid); |
| 3179 | } |
| 3180 | |
Jeff Brown | 7fbdc84 | 2010-06-17 20:52:56 -0700 | [diff] [blame] | 3181 | void InputDispatcher::setInjectionResultLocked(EventEntry* entry, int32_t injectionResult) { |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 3182 | InjectionState* injectionState = entry->injectionState; |
| 3183 | if (injectionState) { |
Jeff Brown | 7fbdc84 | 2010-06-17 20:52:56 -0700 | [diff] [blame] | 3184 | #if DEBUG_INJECTION |
| 3185 | LOGD("Setting input event injection result to %d. " |
| 3186 | "injectorPid=%d, injectorUid=%d", |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 3187 | injectionResult, injectionState->injectorPid, injectionState->injectorUid); |
Jeff Brown | 7fbdc84 | 2010-06-17 20:52:56 -0700 | [diff] [blame] | 3188 | #endif |
| 3189 | |
Jeff Brown | 0029c66 | 2011-03-30 02:25:18 -0700 | [diff] [blame] | 3190 | if (injectionState->injectionIsAsync |
| 3191 | && !(entry->policyFlags & POLICY_FLAG_FILTERED)) { |
Jeff Brown | 6ec402b | 2010-07-28 15:48:59 -0700 | [diff] [blame] | 3192 | // Log the outcome since the injector did not wait for the injection result. |
| 3193 | switch (injectionResult) { |
| 3194 | case INPUT_EVENT_INJECTION_SUCCEEDED: |
| 3195 | LOGV("Asynchronous input event injection succeeded."); |
| 3196 | break; |
| 3197 | case INPUT_EVENT_INJECTION_FAILED: |
| 3198 | LOGW("Asynchronous input event injection failed."); |
| 3199 | break; |
| 3200 | case INPUT_EVENT_INJECTION_PERMISSION_DENIED: |
| 3201 | LOGW("Asynchronous input event injection permission denied."); |
| 3202 | break; |
| 3203 | case INPUT_EVENT_INJECTION_TIMED_OUT: |
| 3204 | LOGW("Asynchronous input event injection timed out."); |
| 3205 | break; |
| 3206 | } |
| 3207 | } |
| 3208 | |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 3209 | injectionState->injectionResult = injectionResult; |
Jeff Brown | 7fbdc84 | 2010-06-17 20:52:56 -0700 | [diff] [blame] | 3210 | mInjectionResultAvailableCondition.broadcast(); |
| 3211 | } |
| 3212 | } |
| 3213 | |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 3214 | void InputDispatcher::incrementPendingForegroundDispatchesLocked(EventEntry* entry) { |
| 3215 | InjectionState* injectionState = entry->injectionState; |
| 3216 | if (injectionState) { |
| 3217 | injectionState->pendingForegroundDispatches += 1; |
| 3218 | } |
| 3219 | } |
| 3220 | |
Jeff Brown | 519e024 | 2010-09-15 15:18:56 -0700 | [diff] [blame] | 3221 | void InputDispatcher::decrementPendingForegroundDispatchesLocked(EventEntry* entry) { |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 3222 | InjectionState* injectionState = entry->injectionState; |
| 3223 | if (injectionState) { |
| 3224 | injectionState->pendingForegroundDispatches -= 1; |
Jeff Brown | 6ec402b | 2010-07-28 15:48:59 -0700 | [diff] [blame] | 3225 | |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 3226 | if (injectionState->pendingForegroundDispatches == 0) { |
| 3227 | mInjectionSyncFinishedCondition.broadcast(); |
| 3228 | } |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 3229 | } |
| 3230 | } |
| 3231 | |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 3232 | sp<InputWindowHandle> InputDispatcher::getWindowHandleLocked( |
| 3233 | const sp<InputChannel>& inputChannel) const { |
| 3234 | size_t numWindows = mWindowHandles.size(); |
| 3235 | for (size_t i = 0; i < numWindows; i++) { |
| 3236 | const sp<InputWindowHandle>& windowHandle = mWindowHandles.itemAt(i); |
Jeff Brown | cc4f7db | 2011-08-30 20:34:48 -0700 | [diff] [blame] | 3237 | if (windowHandle->getInputChannel() == inputChannel) { |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 3238 | return windowHandle; |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 3239 | } |
| 3240 | } |
| 3241 | return NULL; |
| 3242 | } |
| 3243 | |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 3244 | bool InputDispatcher::hasWindowHandleLocked( |
| 3245 | const sp<InputWindowHandle>& windowHandle) const { |
| 3246 | size_t numWindows = mWindowHandles.size(); |
| 3247 | for (size_t i = 0; i < numWindows; i++) { |
| 3248 | if (mWindowHandles.itemAt(i) == windowHandle) { |
| 3249 | return true; |
| 3250 | } |
| 3251 | } |
| 3252 | return false; |
| 3253 | } |
| 3254 | |
| 3255 | void InputDispatcher::setInputWindows(const Vector<sp<InputWindowHandle> >& inputWindowHandles) { |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 3256 | #if DEBUG_FOCUS |
| 3257 | LOGD("setInputWindows"); |
| 3258 | #endif |
| 3259 | { // acquire lock |
| 3260 | AutoMutex _l(mLock); |
| 3261 | |
Jeff Brown | cc4f7db | 2011-08-30 20:34:48 -0700 | [diff] [blame] | 3262 | Vector<sp<InputWindowHandle> > oldWindowHandles = mWindowHandles; |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 3263 | mWindowHandles = inputWindowHandles; |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 3264 | |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 3265 | sp<InputWindowHandle> newFocusedWindowHandle; |
| 3266 | bool foundHoveredWindow = false; |
| 3267 | for (size_t i = 0; i < mWindowHandles.size(); i++) { |
| 3268 | const sp<InputWindowHandle>& windowHandle = mWindowHandles.itemAt(i); |
Jeff Brown | cc4f7db | 2011-08-30 20:34:48 -0700 | [diff] [blame] | 3269 | if (!windowHandle->updateInfo() || windowHandle->getInputChannel() == NULL) { |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 3270 | mWindowHandles.removeAt(i--); |
| 3271 | continue; |
| 3272 | } |
Jeff Brown | cc4f7db | 2011-08-30 20:34:48 -0700 | [diff] [blame] | 3273 | if (windowHandle->getInfo()->hasFocus) { |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 3274 | newFocusedWindowHandle = windowHandle; |
| 3275 | } |
| 3276 | if (windowHandle == mLastHoverWindowHandle) { |
| 3277 | foundHoveredWindow = true; |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 3278 | } |
| 3279 | } |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 3280 | |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 3281 | if (!foundHoveredWindow) { |
| 3282 | mLastHoverWindowHandle = NULL; |
| 3283 | } |
| 3284 | |
| 3285 | if (mFocusedWindowHandle != newFocusedWindowHandle) { |
| 3286 | if (mFocusedWindowHandle != NULL) { |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 3287 | #if DEBUG_FOCUS |
| 3288 | LOGD("Focus left window: %s", |
Jeff Brown | cc4f7db | 2011-08-30 20:34:48 -0700 | [diff] [blame] | 3289 | mFocusedWindowHandle->getName().string()); |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 3290 | #endif |
Jeff Brown | cc4f7db | 2011-08-30 20:34:48 -0700 | [diff] [blame] | 3291 | sp<InputChannel> focusedInputChannel = mFocusedWindowHandle->getInputChannel(); |
| 3292 | if (focusedInputChannel != NULL) { |
Christopher Tate | d9be36c | 2011-08-16 16:09:33 -0700 | [diff] [blame] | 3293 | CancelationOptions options(CancelationOptions::CANCEL_NON_POINTER_EVENTS, |
| 3294 | "focus left window"); |
| 3295 | synthesizeCancelationEventsForInputChannelLocked( |
Jeff Brown | cc4f7db | 2011-08-30 20:34:48 -0700 | [diff] [blame] | 3296 | focusedInputChannel, options); |
Christopher Tate | d9be36c | 2011-08-16 16:09:33 -0700 | [diff] [blame] | 3297 | } |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 3298 | } |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 3299 | if (newFocusedWindowHandle != NULL) { |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 3300 | #if DEBUG_FOCUS |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 3301 | LOGD("Focus entered window: %s", |
Jeff Brown | cc4f7db | 2011-08-30 20:34:48 -0700 | [diff] [blame] | 3302 | newFocusedWindowHandle->getName().string()); |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 3303 | #endif |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 3304 | } |
| 3305 | mFocusedWindowHandle = newFocusedWindowHandle; |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 3306 | } |
| 3307 | |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 3308 | for (size_t i = 0; i < mTouchState.windows.size(); i++) { |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 3309 | TouchedWindow& touchedWindow = mTouchState.windows.editItemAt(i); |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 3310 | if (!hasWindowHandleLocked(touchedWindow.windowHandle)) { |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 3311 | #if DEBUG_FOCUS |
Jeff Brown | cc4f7db | 2011-08-30 20:34:48 -0700 | [diff] [blame] | 3312 | LOGD("Touched window was removed: %s", |
| 3313 | touchedWindow.windowHandle->getName().string()); |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 3314 | #endif |
Jeff Brown | cc4f7db | 2011-08-30 20:34:48 -0700 | [diff] [blame] | 3315 | sp<InputChannel> touchedInputChannel = |
| 3316 | touchedWindow.windowHandle->getInputChannel(); |
| 3317 | if (touchedInputChannel != NULL) { |
Christopher Tate | d9be36c | 2011-08-16 16:09:33 -0700 | [diff] [blame] | 3318 | CancelationOptions options(CancelationOptions::CANCEL_POINTER_EVENTS, |
| 3319 | "touched window was removed"); |
| 3320 | synthesizeCancelationEventsForInputChannelLocked( |
Jeff Brown | cc4f7db | 2011-08-30 20:34:48 -0700 | [diff] [blame] | 3321 | touchedInputChannel, options); |
Christopher Tate | d9be36c | 2011-08-16 16:09:33 -0700 | [diff] [blame] | 3322 | } |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 3323 | mTouchState.windows.removeAt(i--); |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 3324 | } |
| 3325 | } |
Jeff Brown | cc4f7db | 2011-08-30 20:34:48 -0700 | [diff] [blame] | 3326 | |
| 3327 | // Release information for windows that are no longer present. |
| 3328 | // This ensures that unused input channels are released promptly. |
| 3329 | // Otherwise, they might stick around until the window handle is destroyed |
| 3330 | // which might not happen until the next GC. |
| 3331 | for (size_t i = 0; i < oldWindowHandles.size(); i++) { |
| 3332 | const sp<InputWindowHandle>& oldWindowHandle = oldWindowHandles.itemAt(i); |
| 3333 | if (!hasWindowHandleLocked(oldWindowHandle)) { |
| 3334 | #if DEBUG_FOCUS |
| 3335 | LOGD("Window went away: %s", oldWindowHandle->getName().string()); |
| 3336 | #endif |
| 3337 | oldWindowHandle->releaseInfo(); |
| 3338 | } |
| 3339 | } |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 3340 | } // release lock |
| 3341 | |
| 3342 | // Wake up poll loop since it may need to make new input dispatching choices. |
Jeff Brown | 4fe6c3e | 2010-09-13 23:17:30 -0700 | [diff] [blame] | 3343 | mLooper->wake(); |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 3344 | } |
| 3345 | |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 3346 | void InputDispatcher::setFocusedApplication( |
| 3347 | const sp<InputApplicationHandle>& inputApplicationHandle) { |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 3348 | #if DEBUG_FOCUS |
| 3349 | LOGD("setFocusedApplication"); |
| 3350 | #endif |
| 3351 | { // acquire lock |
| 3352 | AutoMutex _l(mLock); |
| 3353 | |
Jeff Brown | cc4f7db | 2011-08-30 20:34:48 -0700 | [diff] [blame] | 3354 | if (inputApplicationHandle != NULL && inputApplicationHandle->updateInfo()) { |
Jeff Brown | 5ea29ab | 2011-07-27 11:50:51 -0700 | [diff] [blame] | 3355 | if (mFocusedApplicationHandle != inputApplicationHandle) { |
| 3356 | if (mFocusedApplicationHandle != NULL) { |
| 3357 | resetTargetsLocked(); |
Jeff Brown | cc4f7db | 2011-08-30 20:34:48 -0700 | [diff] [blame] | 3358 | mFocusedApplicationHandle->releaseInfo(); |
Jeff Brown | 5ea29ab | 2011-07-27 11:50:51 -0700 | [diff] [blame] | 3359 | } |
| 3360 | mFocusedApplicationHandle = inputApplicationHandle; |
| 3361 | } |
| 3362 | } else if (mFocusedApplicationHandle != NULL) { |
| 3363 | resetTargetsLocked(); |
Jeff Brown | cc4f7db | 2011-08-30 20:34:48 -0700 | [diff] [blame] | 3364 | mFocusedApplicationHandle->releaseInfo(); |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 3365 | mFocusedApplicationHandle.clear(); |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 3366 | } |
| 3367 | |
| 3368 | #if DEBUG_FOCUS |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 3369 | //logDispatchStateLocked(); |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 3370 | #endif |
| 3371 | } // release lock |
| 3372 | |
| 3373 | // Wake up poll loop since it may need to make new input dispatching choices. |
Jeff Brown | 4fe6c3e | 2010-09-13 23:17:30 -0700 | [diff] [blame] | 3374 | mLooper->wake(); |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 3375 | } |
| 3376 | |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 3377 | void InputDispatcher::setInputDispatchMode(bool enabled, bool frozen) { |
| 3378 | #if DEBUG_FOCUS |
| 3379 | LOGD("setInputDispatchMode: enabled=%d, frozen=%d", enabled, frozen); |
| 3380 | #endif |
| 3381 | |
| 3382 | bool changed; |
| 3383 | { // acquire lock |
| 3384 | AutoMutex _l(mLock); |
| 3385 | |
| 3386 | if (mDispatchEnabled != enabled || mDispatchFrozen != frozen) { |
Jeff Brown | 120a459 | 2010-10-27 18:43:51 -0700 | [diff] [blame] | 3387 | if (mDispatchFrozen && !frozen) { |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 3388 | resetANRTimeoutsLocked(); |
| 3389 | } |
| 3390 | |
Jeff Brown | 120a459 | 2010-10-27 18:43:51 -0700 | [diff] [blame] | 3391 | if (mDispatchEnabled && !enabled) { |
| 3392 | resetAndDropEverythingLocked("dispatcher is being disabled"); |
| 3393 | } |
| 3394 | |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 3395 | mDispatchEnabled = enabled; |
| 3396 | mDispatchFrozen = frozen; |
| 3397 | changed = true; |
| 3398 | } else { |
| 3399 | changed = false; |
| 3400 | } |
| 3401 | |
| 3402 | #if DEBUG_FOCUS |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 3403 | //logDispatchStateLocked(); |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 3404 | #endif |
| 3405 | } // release lock |
| 3406 | |
| 3407 | if (changed) { |
| 3408 | // Wake up poll loop since it may need to make new input dispatching choices. |
Jeff Brown | 4fe6c3e | 2010-09-13 23:17:30 -0700 | [diff] [blame] | 3409 | mLooper->wake(); |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 3410 | } |
| 3411 | } |
| 3412 | |
Jeff Brown | 0029c66 | 2011-03-30 02:25:18 -0700 | [diff] [blame] | 3413 | void InputDispatcher::setInputFilterEnabled(bool enabled) { |
| 3414 | #if DEBUG_FOCUS |
| 3415 | LOGD("setInputFilterEnabled: enabled=%d", enabled); |
| 3416 | #endif |
| 3417 | |
| 3418 | { // acquire lock |
| 3419 | AutoMutex _l(mLock); |
| 3420 | |
| 3421 | if (mInputFilterEnabled == enabled) { |
| 3422 | return; |
| 3423 | } |
| 3424 | |
| 3425 | mInputFilterEnabled = enabled; |
| 3426 | resetAndDropEverythingLocked("input filter is being enabled or disabled"); |
| 3427 | } // release lock |
| 3428 | |
| 3429 | // Wake up poll loop since there might be work to do to drop everything. |
| 3430 | mLooper->wake(); |
| 3431 | } |
| 3432 | |
Jeff Brown | e650412 | 2010-09-27 14:52:15 -0700 | [diff] [blame] | 3433 | bool InputDispatcher::transferTouchFocus(const sp<InputChannel>& fromChannel, |
| 3434 | const sp<InputChannel>& toChannel) { |
| 3435 | #if DEBUG_FOCUS |
| 3436 | LOGD("transferTouchFocus: fromChannel=%s, toChannel=%s", |
| 3437 | fromChannel->getName().string(), toChannel->getName().string()); |
| 3438 | #endif |
| 3439 | { // acquire lock |
| 3440 | AutoMutex _l(mLock); |
| 3441 | |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 3442 | sp<InputWindowHandle> fromWindowHandle = getWindowHandleLocked(fromChannel); |
| 3443 | sp<InputWindowHandle> toWindowHandle = getWindowHandleLocked(toChannel); |
| 3444 | if (fromWindowHandle == NULL || toWindowHandle == NULL) { |
Jeff Brown | e650412 | 2010-09-27 14:52:15 -0700 | [diff] [blame] | 3445 | #if DEBUG_FOCUS |
| 3446 | LOGD("Cannot transfer focus because from or to window not found."); |
| 3447 | #endif |
| 3448 | return false; |
| 3449 | } |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 3450 | if (fromWindowHandle == toWindowHandle) { |
Jeff Brown | e650412 | 2010-09-27 14:52:15 -0700 | [diff] [blame] | 3451 | #if DEBUG_FOCUS |
| 3452 | LOGD("Trivial transfer to same window."); |
| 3453 | #endif |
| 3454 | return true; |
| 3455 | } |
| 3456 | |
| 3457 | bool found = false; |
| 3458 | for (size_t i = 0; i < mTouchState.windows.size(); i++) { |
| 3459 | const TouchedWindow& touchedWindow = mTouchState.windows[i]; |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 3460 | if (touchedWindow.windowHandle == fromWindowHandle) { |
Jeff Brown | e650412 | 2010-09-27 14:52:15 -0700 | [diff] [blame] | 3461 | int32_t oldTargetFlags = touchedWindow.targetFlags; |
| 3462 | BitSet32 pointerIds = touchedWindow.pointerIds; |
| 3463 | |
| 3464 | mTouchState.windows.removeAt(i); |
| 3465 | |
Jeff Brown | 46e7529 | 2010-11-10 16:53:45 -0800 | [diff] [blame] | 3466 | int32_t newTargetFlags = oldTargetFlags |
Jeff Brown | a032cc0 | 2011-03-07 16:56:21 -0800 | [diff] [blame] | 3467 | & (InputTarget::FLAG_FOREGROUND |
| 3468 | | InputTarget::FLAG_SPLIT | InputTarget::FLAG_DISPATCH_AS_IS); |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 3469 | mTouchState.addOrUpdateWindow(toWindowHandle, newTargetFlags, pointerIds); |
Jeff Brown | e650412 | 2010-09-27 14:52:15 -0700 | [diff] [blame] | 3470 | |
| 3471 | found = true; |
| 3472 | break; |
| 3473 | } |
| 3474 | } |
| 3475 | |
| 3476 | if (! found) { |
| 3477 | #if DEBUG_FOCUS |
| 3478 | LOGD("Focus transfer failed because from window did not have focus."); |
| 3479 | #endif |
| 3480 | return false; |
| 3481 | } |
| 3482 | |
Jeff Brown | 9c9f1a3 | 2010-10-11 18:32:20 -0700 | [diff] [blame] | 3483 | ssize_t fromConnectionIndex = getConnectionIndexLocked(fromChannel); |
| 3484 | ssize_t toConnectionIndex = getConnectionIndexLocked(toChannel); |
| 3485 | if (fromConnectionIndex >= 0 && toConnectionIndex >= 0) { |
| 3486 | sp<Connection> fromConnection = mConnectionsByReceiveFd.valueAt(fromConnectionIndex); |
| 3487 | sp<Connection> toConnection = mConnectionsByReceiveFd.valueAt(toConnectionIndex); |
| 3488 | |
| 3489 | fromConnection->inputState.copyPointerStateTo(toConnection->inputState); |
Jeff Brown | da3d5a9 | 2011-03-29 15:11:34 -0700 | [diff] [blame] | 3490 | CancelationOptions options(CancelationOptions::CANCEL_POINTER_EVENTS, |
Jeff Brown | 9c9f1a3 | 2010-10-11 18:32:20 -0700 | [diff] [blame] | 3491 | "transferring touch focus from this window to another window"); |
Jeff Brown | da3d5a9 | 2011-03-29 15:11:34 -0700 | [diff] [blame] | 3492 | synthesizeCancelationEventsForConnectionLocked(fromConnection, options); |
Jeff Brown | 9c9f1a3 | 2010-10-11 18:32:20 -0700 | [diff] [blame] | 3493 | } |
| 3494 | |
Jeff Brown | e650412 | 2010-09-27 14:52:15 -0700 | [diff] [blame] | 3495 | #if DEBUG_FOCUS |
| 3496 | logDispatchStateLocked(); |
| 3497 | #endif |
| 3498 | } // release lock |
| 3499 | |
| 3500 | // Wake up poll loop since it may need to make new input dispatching choices. |
| 3501 | mLooper->wake(); |
| 3502 | return true; |
| 3503 | } |
| 3504 | |
Jeff Brown | 120a459 | 2010-10-27 18:43:51 -0700 | [diff] [blame] | 3505 | void InputDispatcher::resetAndDropEverythingLocked(const char* reason) { |
| 3506 | #if DEBUG_FOCUS |
| 3507 | LOGD("Resetting and dropping all events (%s).", reason); |
| 3508 | #endif |
| 3509 | |
Jeff Brown | da3d5a9 | 2011-03-29 15:11:34 -0700 | [diff] [blame] | 3510 | CancelationOptions options(CancelationOptions::CANCEL_ALL_EVENTS, reason); |
| 3511 | synthesizeCancelationEventsForAllConnectionsLocked(options); |
Jeff Brown | 120a459 | 2010-10-27 18:43:51 -0700 | [diff] [blame] | 3512 | |
| 3513 | resetKeyRepeatLocked(); |
| 3514 | releasePendingEventLocked(); |
| 3515 | drainInboundQueueLocked(); |
| 3516 | resetTargetsLocked(); |
| 3517 | |
| 3518 | mTouchState.reset(); |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 3519 | mLastHoverWindowHandle.clear(); |
Jeff Brown | 120a459 | 2010-10-27 18:43:51 -0700 | [diff] [blame] | 3520 | } |
| 3521 | |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 3522 | void InputDispatcher::logDispatchStateLocked() { |
| 3523 | String8 dump; |
| 3524 | dumpDispatchStateLocked(dump); |
Jeff Brown | 2a95c2a | 2010-09-16 12:31:46 -0700 | [diff] [blame] | 3525 | |
| 3526 | char* text = dump.lockBuffer(dump.size()); |
| 3527 | char* start = text; |
| 3528 | while (*start != '\0') { |
| 3529 | char* end = strchr(start, '\n'); |
| 3530 | if (*end == '\n') { |
| 3531 | *(end++) = '\0'; |
| 3532 | } |
| 3533 | LOGD("%s", start); |
| 3534 | start = end; |
| 3535 | } |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 3536 | } |
| 3537 | |
| 3538 | void InputDispatcher::dumpDispatchStateLocked(String8& dump) { |
Jeff Brown | f2f4871 | 2010-10-01 17:46:21 -0700 | [diff] [blame] | 3539 | dump.appendFormat(INDENT "DispatchEnabled: %d\n", mDispatchEnabled); |
| 3540 | dump.appendFormat(INDENT "DispatchFrozen: %d\n", mDispatchFrozen); |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 3541 | |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 3542 | if (mFocusedApplicationHandle != NULL) { |
Jeff Brown | f2f4871 | 2010-10-01 17:46:21 -0700 | [diff] [blame] | 3543 | dump.appendFormat(INDENT "FocusedApplication: name='%s', dispatchingTimeout=%0.3fms\n", |
Jeff Brown | cc4f7db | 2011-08-30 20:34:48 -0700 | [diff] [blame] | 3544 | mFocusedApplicationHandle->getName().string(), |
| 3545 | mFocusedApplicationHandle->getDispatchingTimeout( |
| 3546 | DEFAULT_INPUT_DISPATCHING_TIMEOUT) / 1000000.0); |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 3547 | } else { |
Jeff Brown | f2f4871 | 2010-10-01 17:46:21 -0700 | [diff] [blame] | 3548 | dump.append(INDENT "FocusedApplication: <null>\n"); |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 3549 | } |
Jeff Brown | f2f4871 | 2010-10-01 17:46:21 -0700 | [diff] [blame] | 3550 | dump.appendFormat(INDENT "FocusedWindow: name='%s'\n", |
Jeff Brown | cc4f7db | 2011-08-30 20:34:48 -0700 | [diff] [blame] | 3551 | mFocusedWindowHandle != NULL ? mFocusedWindowHandle->getName().string() : "<null>"); |
Jeff Brown | f2f4871 | 2010-10-01 17:46:21 -0700 | [diff] [blame] | 3552 | |
| 3553 | dump.appendFormat(INDENT "TouchDown: %s\n", toString(mTouchState.down)); |
| 3554 | dump.appendFormat(INDENT "TouchSplit: %s\n", toString(mTouchState.split)); |
Jeff Brown | 9571285 | 2011-01-04 19:41:59 -0800 | [diff] [blame] | 3555 | dump.appendFormat(INDENT "TouchDeviceId: %d\n", mTouchState.deviceId); |
Jeff Brown | 58a2da8 | 2011-01-25 16:02:22 -0800 | [diff] [blame] | 3556 | dump.appendFormat(INDENT "TouchSource: 0x%08x\n", mTouchState.source); |
Jeff Brown | f2f4871 | 2010-10-01 17:46:21 -0700 | [diff] [blame] | 3557 | if (!mTouchState.windows.isEmpty()) { |
| 3558 | dump.append(INDENT "TouchedWindows:\n"); |
| 3559 | for (size_t i = 0; i < mTouchState.windows.size(); i++) { |
| 3560 | const TouchedWindow& touchedWindow = mTouchState.windows[i]; |
| 3561 | dump.appendFormat(INDENT2 "%d: name='%s', pointerIds=0x%0x, targetFlags=0x%x\n", |
Jeff Brown | cc4f7db | 2011-08-30 20:34:48 -0700 | [diff] [blame] | 3562 | i, touchedWindow.windowHandle->getName().string(), |
| 3563 | touchedWindow.pointerIds.value, |
Jeff Brown | f2f4871 | 2010-10-01 17:46:21 -0700 | [diff] [blame] | 3564 | touchedWindow.targetFlags); |
| 3565 | } |
| 3566 | } else { |
| 3567 | dump.append(INDENT "TouchedWindows: <none>\n"); |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 3568 | } |
| 3569 | |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 3570 | if (!mWindowHandles.isEmpty()) { |
Jeff Brown | f2f4871 | 2010-10-01 17:46:21 -0700 | [diff] [blame] | 3571 | dump.append(INDENT "Windows:\n"); |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 3572 | for (size_t i = 0; i < mWindowHandles.size(); i++) { |
| 3573 | const sp<InputWindowHandle>& windowHandle = mWindowHandles.itemAt(i); |
Jeff Brown | cc4f7db | 2011-08-30 20:34:48 -0700 | [diff] [blame] | 3574 | const InputWindowInfo* windowInfo = windowHandle->getInfo(); |
| 3575 | |
Jeff Brown | f2f4871 | 2010-10-01 17:46:21 -0700 | [diff] [blame] | 3576 | dump.appendFormat(INDENT2 "%d: name='%s', paused=%s, hasFocus=%s, hasWallpaper=%s, " |
| 3577 | "visible=%s, canReceiveKeys=%s, flags=0x%08x, type=0x%08x, layer=%d, " |
Dianne Hackborn | e2515ee | 2011-04-27 18:52:56 -0400 | [diff] [blame] | 3578 | "frame=[%d,%d][%d,%d], scale=%f, " |
Jeff Brown | fbf0977 | 2011-01-16 14:06:57 -0800 | [diff] [blame] | 3579 | "touchableRegion=", |
Jeff Brown | cc4f7db | 2011-08-30 20:34:48 -0700 | [diff] [blame] | 3580 | i, windowInfo->name.string(), |
| 3581 | toString(windowInfo->paused), |
| 3582 | toString(windowInfo->hasFocus), |
| 3583 | toString(windowInfo->hasWallpaper), |
| 3584 | toString(windowInfo->visible), |
| 3585 | toString(windowInfo->canReceiveKeys), |
| 3586 | windowInfo->layoutParamsFlags, windowInfo->layoutParamsType, |
| 3587 | windowInfo->layer, |
| 3588 | windowInfo->frameLeft, windowInfo->frameTop, |
| 3589 | windowInfo->frameRight, windowInfo->frameBottom, |
| 3590 | windowInfo->scaleFactor); |
| 3591 | dumpRegion(dump, windowInfo->touchableRegion); |
| 3592 | dump.appendFormat(", inputFeatures=0x%08x", windowInfo->inputFeatures); |
Jeff Brown | fbf0977 | 2011-01-16 14:06:57 -0800 | [diff] [blame] | 3593 | dump.appendFormat(", ownerPid=%d, ownerUid=%d, dispatchingTimeout=%0.3fms\n", |
Jeff Brown | cc4f7db | 2011-08-30 20:34:48 -0700 | [diff] [blame] | 3594 | windowInfo->ownerPid, windowInfo->ownerUid, |
| 3595 | windowInfo->dispatchingTimeout / 1000000.0); |
Jeff Brown | f2f4871 | 2010-10-01 17:46:21 -0700 | [diff] [blame] | 3596 | } |
| 3597 | } else { |
| 3598 | dump.append(INDENT "Windows: <none>\n"); |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 3599 | } |
| 3600 | |
Jeff Brown | f2f4871 | 2010-10-01 17:46:21 -0700 | [diff] [blame] | 3601 | if (!mMonitoringChannels.isEmpty()) { |
| 3602 | dump.append(INDENT "MonitoringChannels:\n"); |
| 3603 | for (size_t i = 0; i < mMonitoringChannels.size(); i++) { |
| 3604 | const sp<InputChannel>& channel = mMonitoringChannels[i]; |
| 3605 | dump.appendFormat(INDENT2 "%d: '%s'\n", i, channel->getName().string()); |
| 3606 | } |
| 3607 | } else { |
| 3608 | dump.append(INDENT "MonitoringChannels: <none>\n"); |
| 3609 | } |
Jeff Brown | 519e024 | 2010-09-15 15:18:56 -0700 | [diff] [blame] | 3610 | |
Jeff Brown | f2f4871 | 2010-10-01 17:46:21 -0700 | [diff] [blame] | 3611 | dump.appendFormat(INDENT "InboundQueue: length=%u\n", mInboundQueue.count()); |
| 3612 | |
| 3613 | if (!mActiveConnections.isEmpty()) { |
| 3614 | dump.append(INDENT "ActiveConnections:\n"); |
| 3615 | for (size_t i = 0; i < mActiveConnections.size(); i++) { |
| 3616 | const Connection* connection = mActiveConnections[i]; |
Jeff Brown | 76860e3 | 2010-10-25 17:37:46 -0700 | [diff] [blame] | 3617 | dump.appendFormat(INDENT2 "%d: '%s', status=%s, outboundQueueLength=%u, " |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 3618 | "inputState.isNeutral=%s\n", |
Jeff Brown | f2f4871 | 2010-10-01 17:46:21 -0700 | [diff] [blame] | 3619 | i, connection->getInputChannelName(), connection->getStatusLabel(), |
| 3620 | connection->outboundQueue.count(), |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 3621 | toString(connection->inputState.isNeutral())); |
Jeff Brown | f2f4871 | 2010-10-01 17:46:21 -0700 | [diff] [blame] | 3622 | } |
| 3623 | } else { |
| 3624 | dump.append(INDENT "ActiveConnections: <none>\n"); |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 3625 | } |
| 3626 | |
| 3627 | if (isAppSwitchPendingLocked()) { |
Jeff Brown | f2f4871 | 2010-10-01 17:46:21 -0700 | [diff] [blame] | 3628 | dump.appendFormat(INDENT "AppSwitch: pending, due in %01.1fms\n", |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 3629 | (mAppSwitchDueTime - now()) / 1000000.0); |
| 3630 | } else { |
Jeff Brown | f2f4871 | 2010-10-01 17:46:21 -0700 | [diff] [blame] | 3631 | dump.append(INDENT "AppSwitch: not pending\n"); |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 3632 | } |
| 3633 | } |
| 3634 | |
Jeff Brown | 928e054 | 2011-01-10 11:17:36 -0800 | [diff] [blame] | 3635 | status_t InputDispatcher::registerInputChannel(const sp<InputChannel>& inputChannel, |
| 3636 | const sp<InputWindowHandle>& inputWindowHandle, bool monitor) { |
Jeff Brown | 9c3cda0 | 2010-06-15 01:31:58 -0700 | [diff] [blame] | 3637 | #if DEBUG_REGISTRATION |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 3638 | LOGD("channel '%s' ~ registerInputChannel - monitor=%s", inputChannel->getName().string(), |
| 3639 | toString(monitor)); |
Jeff Brown | 9c3cda0 | 2010-06-15 01:31:58 -0700 | [diff] [blame] | 3640 | #endif |
| 3641 | |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 3642 | { // acquire lock |
| 3643 | AutoMutex _l(mLock); |
| 3644 | |
Jeff Brown | 519e024 | 2010-09-15 15:18:56 -0700 | [diff] [blame] | 3645 | if (getConnectionIndexLocked(inputChannel) >= 0) { |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 3646 | LOGW("Attempted to register already registered input channel '%s'", |
| 3647 | inputChannel->getName().string()); |
| 3648 | return BAD_VALUE; |
| 3649 | } |
| 3650 | |
Jeff Brown | cc4f7db | 2011-08-30 20:34:48 -0700 | [diff] [blame] | 3651 | sp<Connection> connection = new Connection(inputChannel, inputWindowHandle, monitor); |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 3652 | status_t status = connection->initialize(); |
| 3653 | if (status) { |
| 3654 | LOGE("Failed to initialize input publisher for input channel '%s', status=%d", |
| 3655 | inputChannel->getName().string(), status); |
| 3656 | return status; |
| 3657 | } |
| 3658 | |
Jeff Brown | 2cbecea | 2010-08-17 15:59:26 -0700 | [diff] [blame] | 3659 | int32_t receiveFd = inputChannel->getReceivePipeFd(); |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 3660 | mConnectionsByReceiveFd.add(receiveFd, connection); |
Jeff Brown | 9c3cda0 | 2010-06-15 01:31:58 -0700 | [diff] [blame] | 3661 | |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 3662 | if (monitor) { |
| 3663 | mMonitoringChannels.push(inputChannel); |
| 3664 | } |
| 3665 | |
Jeff Brown | 4fe6c3e | 2010-09-13 23:17:30 -0700 | [diff] [blame] | 3666 | mLooper->addFd(receiveFd, 0, ALOOPER_EVENT_INPUT, handleReceiveCallback, this); |
Jeff Brown | 2cbecea | 2010-08-17 15:59:26 -0700 | [diff] [blame] | 3667 | |
Jeff Brown | 9c3cda0 | 2010-06-15 01:31:58 -0700 | [diff] [blame] | 3668 | runCommandsLockedInterruptible(); |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 3669 | } // release lock |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 3670 | return OK; |
| 3671 | } |
| 3672 | |
| 3673 | status_t InputDispatcher::unregisterInputChannel(const sp<InputChannel>& inputChannel) { |
Jeff Brown | 9c3cda0 | 2010-06-15 01:31:58 -0700 | [diff] [blame] | 3674 | #if DEBUG_REGISTRATION |
Jeff Brown | 349703e | 2010-06-22 01:27:15 -0700 | [diff] [blame] | 3675 | LOGD("channel '%s' ~ unregisterInputChannel", inputChannel->getName().string()); |
Jeff Brown | 9c3cda0 | 2010-06-15 01:31:58 -0700 | [diff] [blame] | 3676 | #endif |
| 3677 | |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 3678 | { // acquire lock |
| 3679 | AutoMutex _l(mLock); |
| 3680 | |
Jeff Brown | cc4f7db | 2011-08-30 20:34:48 -0700 | [diff] [blame] | 3681 | status_t status = unregisterInputChannelLocked(inputChannel, false /*notify*/); |
| 3682 | if (status) { |
| 3683 | return status; |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 3684 | } |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 3685 | } // release lock |
| 3686 | |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 3687 | // Wake the poll loop because removing the connection may have changed the current |
| 3688 | // synchronization state. |
Jeff Brown | 4fe6c3e | 2010-09-13 23:17:30 -0700 | [diff] [blame] | 3689 | mLooper->wake(); |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 3690 | return OK; |
| 3691 | } |
| 3692 | |
Jeff Brown | cc4f7db | 2011-08-30 20:34:48 -0700 | [diff] [blame] | 3693 | status_t InputDispatcher::unregisterInputChannelLocked(const sp<InputChannel>& inputChannel, |
| 3694 | bool notify) { |
| 3695 | ssize_t connectionIndex = getConnectionIndexLocked(inputChannel); |
| 3696 | if (connectionIndex < 0) { |
| 3697 | LOGW("Attempted to unregister already unregistered input channel '%s'", |
| 3698 | inputChannel->getName().string()); |
| 3699 | return BAD_VALUE; |
| 3700 | } |
| 3701 | |
| 3702 | sp<Connection> connection = mConnectionsByReceiveFd.valueAt(connectionIndex); |
| 3703 | mConnectionsByReceiveFd.removeItemsAt(connectionIndex); |
| 3704 | |
| 3705 | if (connection->monitor) { |
| 3706 | removeMonitorChannelLocked(inputChannel); |
| 3707 | } |
| 3708 | |
| 3709 | mLooper->removeFd(inputChannel->getReceivePipeFd()); |
| 3710 | |
| 3711 | nsecs_t currentTime = now(); |
| 3712 | abortBrokenDispatchCycleLocked(currentTime, connection, notify); |
| 3713 | |
| 3714 | runCommandsLockedInterruptible(); |
| 3715 | |
| 3716 | connection->status = Connection::STATUS_ZOMBIE; |
| 3717 | return OK; |
| 3718 | } |
| 3719 | |
| 3720 | void InputDispatcher::removeMonitorChannelLocked(const sp<InputChannel>& inputChannel) { |
| 3721 | for (size_t i = 0; i < mMonitoringChannels.size(); i++) { |
| 3722 | if (mMonitoringChannels[i] == inputChannel) { |
| 3723 | mMonitoringChannels.removeAt(i); |
| 3724 | break; |
| 3725 | } |
| 3726 | } |
| 3727 | } |
| 3728 | |
Jeff Brown | 519e024 | 2010-09-15 15:18:56 -0700 | [diff] [blame] | 3729 | ssize_t InputDispatcher::getConnectionIndexLocked(const sp<InputChannel>& inputChannel) { |
Jeff Brown | 2cbecea | 2010-08-17 15:59:26 -0700 | [diff] [blame] | 3730 | ssize_t connectionIndex = mConnectionsByReceiveFd.indexOfKey(inputChannel->getReceivePipeFd()); |
| 3731 | if (connectionIndex >= 0) { |
| 3732 | sp<Connection> connection = mConnectionsByReceiveFd.valueAt(connectionIndex); |
| 3733 | if (connection->inputChannel.get() == inputChannel.get()) { |
| 3734 | return connectionIndex; |
| 3735 | } |
| 3736 | } |
| 3737 | |
| 3738 | return -1; |
| 3739 | } |
| 3740 | |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 3741 | void InputDispatcher::activateConnectionLocked(Connection* connection) { |
| 3742 | for (size_t i = 0; i < mActiveConnections.size(); i++) { |
| 3743 | if (mActiveConnections.itemAt(i) == connection) { |
| 3744 | return; |
| 3745 | } |
| 3746 | } |
| 3747 | mActiveConnections.add(connection); |
| 3748 | } |
| 3749 | |
| 3750 | void InputDispatcher::deactivateConnectionLocked(Connection* connection) { |
| 3751 | for (size_t i = 0; i < mActiveConnections.size(); i++) { |
| 3752 | if (mActiveConnections.itemAt(i) == connection) { |
| 3753 | mActiveConnections.removeAt(i); |
| 3754 | return; |
| 3755 | } |
| 3756 | } |
| 3757 | } |
| 3758 | |
Jeff Brown | 9c3cda0 | 2010-06-15 01:31:58 -0700 | [diff] [blame] | 3759 | void InputDispatcher::onDispatchCycleStartedLocked( |
Jeff Brown | 7fbdc84 | 2010-06-17 20:52:56 -0700 | [diff] [blame] | 3760 | nsecs_t currentTime, const sp<Connection>& connection) { |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 3761 | } |
| 3762 | |
Jeff Brown | 9c3cda0 | 2010-06-15 01:31:58 -0700 | [diff] [blame] | 3763 | void InputDispatcher::onDispatchCycleFinishedLocked( |
Jeff Brown | 3915bb8 | 2010-11-05 15:02:16 -0700 | [diff] [blame] | 3764 | nsecs_t currentTime, const sp<Connection>& connection, bool handled) { |
| 3765 | CommandEntry* commandEntry = postCommandLocked( |
| 3766 | & InputDispatcher::doDispatchCycleFinishedLockedInterruptible); |
| 3767 | commandEntry->connection = connection; |
| 3768 | commandEntry->handled = handled; |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 3769 | } |
| 3770 | |
Jeff Brown | 9c3cda0 | 2010-06-15 01:31:58 -0700 | [diff] [blame] | 3771 | void InputDispatcher::onDispatchCycleBrokenLocked( |
Jeff Brown | 7fbdc84 | 2010-06-17 20:52:56 -0700 | [diff] [blame] | 3772 | nsecs_t currentTime, const sp<Connection>& connection) { |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 3773 | LOGE("channel '%s' ~ Channel is unrecoverably broken and will be disposed!", |
| 3774 | connection->getInputChannelName()); |
| 3775 | |
Jeff Brown | 9c3cda0 | 2010-06-15 01:31:58 -0700 | [diff] [blame] | 3776 | CommandEntry* commandEntry = postCommandLocked( |
| 3777 | & InputDispatcher::doNotifyInputChannelBrokenLockedInterruptible); |
Jeff Brown | 7fbdc84 | 2010-06-17 20:52:56 -0700 | [diff] [blame] | 3778 | commandEntry->connection = connection; |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 3779 | } |
| 3780 | |
Jeff Brown | 519e024 | 2010-09-15 15:18:56 -0700 | [diff] [blame] | 3781 | void InputDispatcher::onANRLocked( |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 3782 | nsecs_t currentTime, const sp<InputApplicationHandle>& applicationHandle, |
| 3783 | const sp<InputWindowHandle>& windowHandle, |
Jeff Brown | 519e024 | 2010-09-15 15:18:56 -0700 | [diff] [blame] | 3784 | nsecs_t eventTime, nsecs_t waitStartTime) { |
| 3785 | LOGI("Application is not responding: %s. " |
| 3786 | "%01.1fms since event, %01.1fms since wait started", |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 3787 | getApplicationWindowLabelLocked(applicationHandle, windowHandle).string(), |
Jeff Brown | 519e024 | 2010-09-15 15:18:56 -0700 | [diff] [blame] | 3788 | (currentTime - eventTime) / 1000000.0, |
| 3789 | (currentTime - waitStartTime) / 1000000.0); |
| 3790 | |
| 3791 | CommandEntry* commandEntry = postCommandLocked( |
| 3792 | & InputDispatcher::doNotifyANRLockedInterruptible); |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 3793 | commandEntry->inputApplicationHandle = applicationHandle; |
| 3794 | commandEntry->inputWindowHandle = windowHandle; |
Jeff Brown | 519e024 | 2010-09-15 15:18:56 -0700 | [diff] [blame] | 3795 | } |
| 3796 | |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 3797 | void InputDispatcher::doNotifyConfigurationChangedInterruptible( |
| 3798 | CommandEntry* commandEntry) { |
| 3799 | mLock.unlock(); |
| 3800 | |
| 3801 | mPolicy->notifyConfigurationChanged(commandEntry->eventTime); |
| 3802 | |
| 3803 | mLock.lock(); |
| 3804 | } |
| 3805 | |
Jeff Brown | 9c3cda0 | 2010-06-15 01:31:58 -0700 | [diff] [blame] | 3806 | void InputDispatcher::doNotifyInputChannelBrokenLockedInterruptible( |
| 3807 | CommandEntry* commandEntry) { |
Jeff Brown | 7fbdc84 | 2010-06-17 20:52:56 -0700 | [diff] [blame] | 3808 | sp<Connection> connection = commandEntry->connection; |
Jeff Brown | 9c3cda0 | 2010-06-15 01:31:58 -0700 | [diff] [blame] | 3809 | |
Jeff Brown | 7fbdc84 | 2010-06-17 20:52:56 -0700 | [diff] [blame] | 3810 | if (connection->status != Connection::STATUS_ZOMBIE) { |
| 3811 | mLock.unlock(); |
Jeff Brown | 9c3cda0 | 2010-06-15 01:31:58 -0700 | [diff] [blame] | 3812 | |
Jeff Brown | 928e054 | 2011-01-10 11:17:36 -0800 | [diff] [blame] | 3813 | mPolicy->notifyInputChannelBroken(connection->inputWindowHandle); |
Jeff Brown | 7fbdc84 | 2010-06-17 20:52:56 -0700 | [diff] [blame] | 3814 | |
| 3815 | mLock.lock(); |
| 3816 | } |
Jeff Brown | 9c3cda0 | 2010-06-15 01:31:58 -0700 | [diff] [blame] | 3817 | } |
| 3818 | |
Jeff Brown | 519e024 | 2010-09-15 15:18:56 -0700 | [diff] [blame] | 3819 | void InputDispatcher::doNotifyANRLockedInterruptible( |
Jeff Brown | 9c3cda0 | 2010-06-15 01:31:58 -0700 | [diff] [blame] | 3820 | CommandEntry* commandEntry) { |
Jeff Brown | 519e024 | 2010-09-15 15:18:56 -0700 | [diff] [blame] | 3821 | mLock.unlock(); |
Jeff Brown | 9c3cda0 | 2010-06-15 01:31:58 -0700 | [diff] [blame] | 3822 | |
Jeff Brown | 519e024 | 2010-09-15 15:18:56 -0700 | [diff] [blame] | 3823 | nsecs_t newTimeout = mPolicy->notifyANR( |
Jeff Brown | 928e054 | 2011-01-10 11:17:36 -0800 | [diff] [blame] | 3824 | commandEntry->inputApplicationHandle, commandEntry->inputWindowHandle); |
Jeff Brown | 9c3cda0 | 2010-06-15 01:31:58 -0700 | [diff] [blame] | 3825 | |
Jeff Brown | 519e024 | 2010-09-15 15:18:56 -0700 | [diff] [blame] | 3826 | mLock.lock(); |
Jeff Brown | 7fbdc84 | 2010-06-17 20:52:56 -0700 | [diff] [blame] | 3827 | |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 3828 | resumeAfterTargetsNotReadyTimeoutLocked(newTimeout, |
| 3829 | commandEntry->inputWindowHandle != NULL |
Jeff Brown | cc4f7db | 2011-08-30 20:34:48 -0700 | [diff] [blame] | 3830 | ? commandEntry->inputWindowHandle->getInputChannel() : NULL); |
Jeff Brown | 9c3cda0 | 2010-06-15 01:31:58 -0700 | [diff] [blame] | 3831 | } |
| 3832 | |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 3833 | void InputDispatcher::doInterceptKeyBeforeDispatchingLockedInterruptible( |
| 3834 | CommandEntry* commandEntry) { |
| 3835 | KeyEntry* entry = commandEntry->keyEntry; |
Jeff Brown | 1f24510 | 2010-11-18 20:53:46 -0800 | [diff] [blame] | 3836 | |
| 3837 | KeyEvent event; |
| 3838 | initializeKeyEvent(&event, entry); |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 3839 | |
| 3840 | mLock.unlock(); |
| 3841 | |
Jeff Brown | 905805a | 2011-10-12 13:57:59 -0700 | [diff] [blame] | 3842 | nsecs_t delay = mPolicy->interceptKeyBeforeDispatching(commandEntry->inputWindowHandle, |
Jeff Brown | 1f24510 | 2010-11-18 20:53:46 -0800 | [diff] [blame] | 3843 | &event, entry->policyFlags); |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 3844 | |
| 3845 | mLock.lock(); |
| 3846 | |
Jeff Brown | 905805a | 2011-10-12 13:57:59 -0700 | [diff] [blame] | 3847 | if (delay < 0) { |
| 3848 | entry->interceptKeyResult = KeyEntry::INTERCEPT_KEY_RESULT_SKIP; |
| 3849 | } else if (!delay) { |
| 3850 | entry->interceptKeyResult = KeyEntry::INTERCEPT_KEY_RESULT_CONTINUE; |
| 3851 | } else { |
| 3852 | entry->interceptKeyResult = KeyEntry::INTERCEPT_KEY_RESULT_TRY_AGAIN_LATER; |
| 3853 | entry->interceptKeyWakeupTime = now() + delay; |
| 3854 | } |
Jeff Brown | ac38607 | 2011-07-20 15:19:50 -0700 | [diff] [blame] | 3855 | entry->release(); |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 3856 | } |
| 3857 | |
Jeff Brown | 3915bb8 | 2010-11-05 15:02:16 -0700 | [diff] [blame] | 3858 | void InputDispatcher::doDispatchCycleFinishedLockedInterruptible( |
| 3859 | CommandEntry* commandEntry) { |
| 3860 | sp<Connection> connection = commandEntry->connection; |
| 3861 | bool handled = commandEntry->handled; |
| 3862 | |
Jeff Brown | fe9f8ab | 2011-05-06 18:20:01 -0700 | [diff] [blame] | 3863 | bool skipNext = false; |
Jeff Brown | 49ed71d | 2010-12-06 17:13:33 -0800 | [diff] [blame] | 3864 | if (!connection->outboundQueue.isEmpty()) { |
Jeff Brown | ac38607 | 2011-07-20 15:19:50 -0700 | [diff] [blame] | 3865 | DispatchEntry* dispatchEntry = connection->outboundQueue.head; |
Jeff Brown | fe9f8ab | 2011-05-06 18:20:01 -0700 | [diff] [blame] | 3866 | if (dispatchEntry->inProgress) { |
| 3867 | if (dispatchEntry->eventEntry->type == EventEntry::TYPE_KEY) { |
| 3868 | KeyEntry* keyEntry = static_cast<KeyEntry*>(dispatchEntry->eventEntry); |
| 3869 | skipNext = afterKeyEventLockedInterruptible(connection, |
| 3870 | dispatchEntry, keyEntry, handled); |
| 3871 | } else if (dispatchEntry->eventEntry->type == EventEntry::TYPE_MOTION) { |
| 3872 | MotionEntry* motionEntry = static_cast<MotionEntry*>(dispatchEntry->eventEntry); |
| 3873 | skipNext = afterMotionEventLockedInterruptible(connection, |
| 3874 | dispatchEntry, motionEntry, handled); |
Jeff Brown | 49ed71d | 2010-12-06 17:13:33 -0800 | [diff] [blame] | 3875 | } |
Jeff Brown | 3915bb8 | 2010-11-05 15:02:16 -0700 | [diff] [blame] | 3876 | } |
| 3877 | } |
| 3878 | |
Jeff Brown | fe9f8ab | 2011-05-06 18:20:01 -0700 | [diff] [blame] | 3879 | if (!skipNext) { |
| 3880 | startNextDispatchCycleLocked(now(), connection); |
| 3881 | } |
| 3882 | } |
| 3883 | |
| 3884 | bool InputDispatcher::afterKeyEventLockedInterruptible(const sp<Connection>& connection, |
| 3885 | DispatchEntry* dispatchEntry, KeyEntry* keyEntry, bool handled) { |
| 3886 | if (!(keyEntry->flags & AKEY_EVENT_FLAG_FALLBACK)) { |
| 3887 | // Get the fallback key state. |
| 3888 | // Clear it out after dispatching the UP. |
| 3889 | int32_t originalKeyCode = keyEntry->keyCode; |
| 3890 | int32_t fallbackKeyCode = connection->inputState.getFallbackKey(originalKeyCode); |
| 3891 | if (keyEntry->action == AKEY_EVENT_ACTION_UP) { |
| 3892 | connection->inputState.removeFallbackKey(originalKeyCode); |
| 3893 | } |
| 3894 | |
| 3895 | if (handled || !dispatchEntry->hasForegroundTarget()) { |
| 3896 | // If the application handles the original key for which we previously |
| 3897 | // generated a fallback or if the window is not a foreground window, |
| 3898 | // then cancel the associated fallback key, if any. |
| 3899 | if (fallbackKeyCode != -1) { |
| 3900 | if (fallbackKeyCode != AKEYCODE_UNKNOWN) { |
| 3901 | CancelationOptions options(CancelationOptions::CANCEL_FALLBACK_EVENTS, |
| 3902 | "application handled the original non-fallback key " |
| 3903 | "or is no longer a foreground target, " |
| 3904 | "canceling previously dispatched fallback key"); |
| 3905 | options.keyCode = fallbackKeyCode; |
| 3906 | synthesizeCancelationEventsForConnectionLocked(connection, options); |
| 3907 | } |
| 3908 | connection->inputState.removeFallbackKey(originalKeyCode); |
| 3909 | } |
| 3910 | } else { |
| 3911 | // If the application did not handle a non-fallback key, first check |
| 3912 | // that we are in a good state to perform unhandled key event processing |
| 3913 | // Then ask the policy what to do with it. |
| 3914 | bool initialDown = keyEntry->action == AKEY_EVENT_ACTION_DOWN |
| 3915 | && keyEntry->repeatCount == 0; |
| 3916 | if (fallbackKeyCode == -1 && !initialDown) { |
| 3917 | #if DEBUG_OUTBOUND_EVENT_DETAILS |
| 3918 | LOGD("Unhandled key event: Skipping unhandled key event processing " |
| 3919 | "since this is not an initial down. " |
| 3920 | "keyCode=%d, action=%d, repeatCount=%d", |
| 3921 | originalKeyCode, keyEntry->action, keyEntry->repeatCount); |
| 3922 | #endif |
| 3923 | return false; |
| 3924 | } |
| 3925 | |
| 3926 | // Dispatch the unhandled key to the policy. |
| 3927 | #if DEBUG_OUTBOUND_EVENT_DETAILS |
| 3928 | LOGD("Unhandled key event: Asking policy to perform fallback action. " |
| 3929 | "keyCode=%d, action=%d, repeatCount=%d", |
| 3930 | keyEntry->keyCode, keyEntry->action, keyEntry->repeatCount); |
| 3931 | #endif |
| 3932 | KeyEvent event; |
| 3933 | initializeKeyEvent(&event, keyEntry); |
| 3934 | |
| 3935 | mLock.unlock(); |
| 3936 | |
| 3937 | bool fallback = mPolicy->dispatchUnhandledKey(connection->inputWindowHandle, |
| 3938 | &event, keyEntry->policyFlags, &event); |
| 3939 | |
| 3940 | mLock.lock(); |
| 3941 | |
| 3942 | if (connection->status != Connection::STATUS_NORMAL) { |
| 3943 | connection->inputState.removeFallbackKey(originalKeyCode); |
| 3944 | return true; // skip next cycle |
| 3945 | } |
| 3946 | |
Jeff Brown | ac38607 | 2011-07-20 15:19:50 -0700 | [diff] [blame] | 3947 | LOG_ASSERT(connection->outboundQueue.head == dispatchEntry); |
Jeff Brown | fe9f8ab | 2011-05-06 18:20:01 -0700 | [diff] [blame] | 3948 | |
| 3949 | // Latch the fallback keycode for this key on an initial down. |
| 3950 | // The fallback keycode cannot change at any other point in the lifecycle. |
| 3951 | if (initialDown) { |
| 3952 | if (fallback) { |
| 3953 | fallbackKeyCode = event.getKeyCode(); |
| 3954 | } else { |
| 3955 | fallbackKeyCode = AKEYCODE_UNKNOWN; |
| 3956 | } |
| 3957 | connection->inputState.setFallbackKey(originalKeyCode, fallbackKeyCode); |
| 3958 | } |
| 3959 | |
| 3960 | LOG_ASSERT(fallbackKeyCode != -1); |
| 3961 | |
| 3962 | // Cancel the fallback key if the policy decides not to send it anymore. |
| 3963 | // We will continue to dispatch the key to the policy but we will no |
| 3964 | // longer dispatch a fallback key to the application. |
| 3965 | if (fallbackKeyCode != AKEYCODE_UNKNOWN |
| 3966 | && (!fallback || fallbackKeyCode != event.getKeyCode())) { |
| 3967 | #if DEBUG_OUTBOUND_EVENT_DETAILS |
| 3968 | if (fallback) { |
| 3969 | LOGD("Unhandled key event: Policy requested to send key %d" |
| 3970 | "as a fallback for %d, but on the DOWN it had requested " |
| 3971 | "to send %d instead. Fallback canceled.", |
| 3972 | event.getKeyCode(), originalKeyCode, fallbackKeyCode); |
| 3973 | } else { |
| 3974 | LOGD("Unhandled key event: Policy did not request fallback for %d," |
| 3975 | "but on the DOWN it had requested to send %d. " |
| 3976 | "Fallback canceled.", |
| 3977 | originalKeyCode, fallbackKeyCode); |
| 3978 | } |
| 3979 | #endif |
| 3980 | |
| 3981 | CancelationOptions options(CancelationOptions::CANCEL_FALLBACK_EVENTS, |
| 3982 | "canceling fallback, policy no longer desires it"); |
| 3983 | options.keyCode = fallbackKeyCode; |
| 3984 | synthesizeCancelationEventsForConnectionLocked(connection, options); |
| 3985 | |
| 3986 | fallback = false; |
| 3987 | fallbackKeyCode = AKEYCODE_UNKNOWN; |
| 3988 | if (keyEntry->action != AKEY_EVENT_ACTION_UP) { |
| 3989 | connection->inputState.setFallbackKey(originalKeyCode, |
| 3990 | fallbackKeyCode); |
| 3991 | } |
| 3992 | } |
| 3993 | |
| 3994 | #if DEBUG_OUTBOUND_EVENT_DETAILS |
| 3995 | { |
| 3996 | String8 msg; |
| 3997 | const KeyedVector<int32_t, int32_t>& fallbackKeys = |
| 3998 | connection->inputState.getFallbackKeys(); |
| 3999 | for (size_t i = 0; i < fallbackKeys.size(); i++) { |
| 4000 | msg.appendFormat(", %d->%d", fallbackKeys.keyAt(i), |
| 4001 | fallbackKeys.valueAt(i)); |
| 4002 | } |
| 4003 | LOGD("Unhandled key event: %d currently tracked fallback keys%s.", |
| 4004 | fallbackKeys.size(), msg.string()); |
| 4005 | } |
| 4006 | #endif |
| 4007 | |
| 4008 | if (fallback) { |
| 4009 | // Restart the dispatch cycle using the fallback key. |
| 4010 | keyEntry->eventTime = event.getEventTime(); |
| 4011 | keyEntry->deviceId = event.getDeviceId(); |
| 4012 | keyEntry->source = event.getSource(); |
| 4013 | keyEntry->flags = event.getFlags() | AKEY_EVENT_FLAG_FALLBACK; |
| 4014 | keyEntry->keyCode = fallbackKeyCode; |
| 4015 | keyEntry->scanCode = event.getScanCode(); |
| 4016 | keyEntry->metaState = event.getMetaState(); |
| 4017 | keyEntry->repeatCount = event.getRepeatCount(); |
| 4018 | keyEntry->downTime = event.getDownTime(); |
| 4019 | keyEntry->syntheticRepeat = false; |
| 4020 | |
| 4021 | #if DEBUG_OUTBOUND_EVENT_DETAILS |
| 4022 | LOGD("Unhandled key event: Dispatching fallback key. " |
| 4023 | "originalKeyCode=%d, fallbackKeyCode=%d, fallbackMetaState=%08x", |
| 4024 | originalKeyCode, fallbackKeyCode, keyEntry->metaState); |
| 4025 | #endif |
| 4026 | |
| 4027 | dispatchEntry->inProgress = false; |
| 4028 | startDispatchCycleLocked(now(), connection); |
| 4029 | return true; // already started next cycle |
| 4030 | } else { |
| 4031 | #if DEBUG_OUTBOUND_EVENT_DETAILS |
| 4032 | LOGD("Unhandled key event: No fallback key."); |
| 4033 | #endif |
| 4034 | } |
| 4035 | } |
| 4036 | } |
| 4037 | return false; |
| 4038 | } |
| 4039 | |
| 4040 | bool InputDispatcher::afterMotionEventLockedInterruptible(const sp<Connection>& connection, |
| 4041 | DispatchEntry* dispatchEntry, MotionEntry* motionEntry, bool handled) { |
| 4042 | return false; |
Jeff Brown | 3915bb8 | 2010-11-05 15:02:16 -0700 | [diff] [blame] | 4043 | } |
| 4044 | |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 4045 | void InputDispatcher::doPokeUserActivityLockedInterruptible(CommandEntry* commandEntry) { |
| 4046 | mLock.unlock(); |
| 4047 | |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 4048 | mPolicy->pokeUserActivity(commandEntry->eventTime, commandEntry->userActivityEventType); |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 4049 | |
| 4050 | mLock.lock(); |
| 4051 | } |
| 4052 | |
Jeff Brown | 3915bb8 | 2010-11-05 15:02:16 -0700 | [diff] [blame] | 4053 | void InputDispatcher::initializeKeyEvent(KeyEvent* event, const KeyEntry* entry) { |
| 4054 | event->initialize(entry->deviceId, entry->source, entry->action, entry->flags, |
| 4055 | entry->keyCode, entry->scanCode, entry->metaState, entry->repeatCount, |
| 4056 | entry->downTime, entry->eventTime); |
| 4057 | } |
| 4058 | |
Jeff Brown | 519e024 | 2010-09-15 15:18:56 -0700 | [diff] [blame] | 4059 | void InputDispatcher::updateDispatchStatisticsLocked(nsecs_t currentTime, const EventEntry* entry, |
| 4060 | int32_t injectionResult, nsecs_t timeSpentWaitingForApplication) { |
| 4061 | // TODO Write some statistics about how long we spend waiting. |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 4062 | } |
| 4063 | |
| 4064 | void InputDispatcher::dump(String8& dump) { |
Jeff Brown | 89ef072 | 2011-08-10 16:25:21 -0700 | [diff] [blame] | 4065 | AutoMutex _l(mLock); |
| 4066 | |
Jeff Brown | f2f4871 | 2010-10-01 17:46:21 -0700 | [diff] [blame] | 4067 | dump.append("Input Dispatcher State:\n"); |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 4068 | dumpDispatchStateLocked(dump); |
Jeff Brown | 214eaf4 | 2011-05-26 19:17:02 -0700 | [diff] [blame] | 4069 | |
| 4070 | dump.append(INDENT "Configuration:\n"); |
| 4071 | dump.appendFormat(INDENT2 "MaxEventsPerSecond: %d\n", mConfig.maxEventsPerSecond); |
| 4072 | dump.appendFormat(INDENT2 "KeyRepeatDelay: %0.1fms\n", mConfig.keyRepeatDelay * 0.000001f); |
| 4073 | dump.appendFormat(INDENT2 "KeyRepeatTimeout: %0.1fms\n", mConfig.keyRepeatTimeout * 0.000001f); |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 4074 | } |
| 4075 | |
Jeff Brown | 89ef072 | 2011-08-10 16:25:21 -0700 | [diff] [blame] | 4076 | void InputDispatcher::monitor() { |
| 4077 | // Acquire and release the lock to ensure that the dispatcher has not deadlocked. |
| 4078 | mLock.lock(); |
| 4079 | mLock.unlock(); |
| 4080 | } |
| 4081 | |
Jeff Brown | 9c3cda0 | 2010-06-15 01:31:58 -0700 | [diff] [blame] | 4082 | |
Jeff Brown | 519e024 | 2010-09-15 15:18:56 -0700 | [diff] [blame] | 4083 | // --- InputDispatcher::Queue --- |
| 4084 | |
| 4085 | template <typename T> |
| 4086 | uint32_t InputDispatcher::Queue<T>::count() const { |
| 4087 | uint32_t result = 0; |
Jeff Brown | ac38607 | 2011-07-20 15:19:50 -0700 | [diff] [blame] | 4088 | for (const T* entry = head; entry; entry = entry->next) { |
Jeff Brown | 519e024 | 2010-09-15 15:18:56 -0700 | [diff] [blame] | 4089 | result += 1; |
| 4090 | } |
| 4091 | return result; |
| 4092 | } |
| 4093 | |
| 4094 | |
Jeff Brown | ac38607 | 2011-07-20 15:19:50 -0700 | [diff] [blame] | 4095 | // --- InputDispatcher::InjectionState --- |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 4096 | |
Jeff Brown | ac38607 | 2011-07-20 15:19:50 -0700 | [diff] [blame] | 4097 | InputDispatcher::InjectionState::InjectionState(int32_t injectorPid, int32_t injectorUid) : |
| 4098 | refCount(1), |
| 4099 | injectorPid(injectorPid), injectorUid(injectorUid), |
| 4100 | injectionResult(INPUT_EVENT_INJECTION_PENDING), injectionIsAsync(false), |
| 4101 | pendingForegroundDispatches(0) { |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 4102 | } |
| 4103 | |
Jeff Brown | ac38607 | 2011-07-20 15:19:50 -0700 | [diff] [blame] | 4104 | InputDispatcher::InjectionState::~InjectionState() { |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 4105 | } |
| 4106 | |
Jeff Brown | ac38607 | 2011-07-20 15:19:50 -0700 | [diff] [blame] | 4107 | void InputDispatcher::InjectionState::release() { |
| 4108 | refCount -= 1; |
| 4109 | if (refCount == 0) { |
| 4110 | delete this; |
| 4111 | } else { |
| 4112 | LOG_ASSERT(refCount > 0); |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 4113 | } |
Jeff Brown | 7fbdc84 | 2010-06-17 20:52:56 -0700 | [diff] [blame] | 4114 | } |
| 4115 | |
Jeff Brown | ac38607 | 2011-07-20 15:19:50 -0700 | [diff] [blame] | 4116 | |
| 4117 | // --- InputDispatcher::EventEntry --- |
| 4118 | |
| 4119 | InputDispatcher::EventEntry::EventEntry(int32_t type, nsecs_t eventTime, uint32_t policyFlags) : |
| 4120 | refCount(1), type(type), eventTime(eventTime), policyFlags(policyFlags), |
| 4121 | injectionState(NULL), dispatchInProgress(false) { |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 4122 | } |
| 4123 | |
Jeff Brown | ac38607 | 2011-07-20 15:19:50 -0700 | [diff] [blame] | 4124 | InputDispatcher::EventEntry::~EventEntry() { |
| 4125 | releaseInjectionState(); |
| 4126 | } |
| 4127 | |
| 4128 | void InputDispatcher::EventEntry::release() { |
| 4129 | refCount -= 1; |
| 4130 | if (refCount == 0) { |
| 4131 | delete this; |
| 4132 | } else { |
| 4133 | LOG_ASSERT(refCount > 0); |
| 4134 | } |
| 4135 | } |
| 4136 | |
| 4137 | void InputDispatcher::EventEntry::releaseInjectionState() { |
| 4138 | if (injectionState) { |
| 4139 | injectionState->release(); |
| 4140 | injectionState = NULL; |
| 4141 | } |
| 4142 | } |
| 4143 | |
| 4144 | |
| 4145 | // --- InputDispatcher::ConfigurationChangedEntry --- |
| 4146 | |
| 4147 | InputDispatcher::ConfigurationChangedEntry::ConfigurationChangedEntry(nsecs_t eventTime) : |
| 4148 | EventEntry(TYPE_CONFIGURATION_CHANGED, eventTime, 0) { |
| 4149 | } |
| 4150 | |
| 4151 | InputDispatcher::ConfigurationChangedEntry::~ConfigurationChangedEntry() { |
| 4152 | } |
| 4153 | |
| 4154 | |
Jeff Brown | 65fd251 | 2011-08-18 11:20:58 -0700 | [diff] [blame] | 4155 | // --- InputDispatcher::DeviceResetEntry --- |
| 4156 | |
| 4157 | InputDispatcher::DeviceResetEntry::DeviceResetEntry(nsecs_t eventTime, int32_t deviceId) : |
| 4158 | EventEntry(TYPE_DEVICE_RESET, eventTime, 0), |
| 4159 | deviceId(deviceId) { |
| 4160 | } |
| 4161 | |
| 4162 | InputDispatcher::DeviceResetEntry::~DeviceResetEntry() { |
| 4163 | } |
| 4164 | |
| 4165 | |
Jeff Brown | ac38607 | 2011-07-20 15:19:50 -0700 | [diff] [blame] | 4166 | // --- InputDispatcher::KeyEntry --- |
| 4167 | |
| 4168 | InputDispatcher::KeyEntry::KeyEntry(nsecs_t eventTime, |
Jeff Brown | 58a2da8 | 2011-01-25 16:02:22 -0800 | [diff] [blame] | 4169 | int32_t deviceId, uint32_t source, uint32_t policyFlags, int32_t action, |
Jeff Brown | 7fbdc84 | 2010-06-17 20:52:56 -0700 | [diff] [blame] | 4170 | int32_t flags, int32_t keyCode, int32_t scanCode, int32_t metaState, |
Jeff Brown | ac38607 | 2011-07-20 15:19:50 -0700 | [diff] [blame] | 4171 | int32_t repeatCount, nsecs_t downTime) : |
| 4172 | EventEntry(TYPE_KEY, eventTime, policyFlags), |
| 4173 | deviceId(deviceId), source(source), action(action), flags(flags), |
| 4174 | keyCode(keyCode), scanCode(scanCode), metaState(metaState), |
| 4175 | repeatCount(repeatCount), downTime(downTime), |
Jeff Brown | 905805a | 2011-10-12 13:57:59 -0700 | [diff] [blame] | 4176 | syntheticRepeat(false), interceptKeyResult(KeyEntry::INTERCEPT_KEY_RESULT_UNKNOWN), |
| 4177 | interceptKeyWakeupTime(0) { |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 4178 | } |
| 4179 | |
Jeff Brown | ac38607 | 2011-07-20 15:19:50 -0700 | [diff] [blame] | 4180 | InputDispatcher::KeyEntry::~KeyEntry() { |
| 4181 | } |
Jeff Brown | 7fbdc84 | 2010-06-17 20:52:56 -0700 | [diff] [blame] | 4182 | |
Jeff Brown | ac38607 | 2011-07-20 15:19:50 -0700 | [diff] [blame] | 4183 | void InputDispatcher::KeyEntry::recycle() { |
| 4184 | releaseInjectionState(); |
| 4185 | |
| 4186 | dispatchInProgress = false; |
| 4187 | syntheticRepeat = false; |
| 4188 | interceptKeyResult = KeyEntry::INTERCEPT_KEY_RESULT_UNKNOWN; |
Jeff Brown | 905805a | 2011-10-12 13:57:59 -0700 | [diff] [blame] | 4189 | interceptKeyWakeupTime = 0; |
Jeff Brown | ac38607 | 2011-07-20 15:19:50 -0700 | [diff] [blame] | 4190 | } |
| 4191 | |
| 4192 | |
| 4193 | // --- InputDispatcher::MotionSample --- |
| 4194 | |
| 4195 | InputDispatcher::MotionSample::MotionSample(nsecs_t eventTime, |
| 4196 | const PointerCoords* pointerCoords, uint32_t pointerCount) : |
| 4197 | next(NULL), eventTime(eventTime), eventTimeBeforeCoalescing(eventTime) { |
Jeff Brown | 7fbdc84 | 2010-06-17 20:52:56 -0700 | [diff] [blame] | 4198 | for (uint32_t i = 0; i < pointerCount; i++) { |
Jeff Brown | ac38607 | 2011-07-20 15:19:50 -0700 | [diff] [blame] | 4199 | this->pointerCoords[i].copyFrom(pointerCoords[i]); |
Jeff Brown | 7fbdc84 | 2010-06-17 20:52:56 -0700 | [diff] [blame] | 4200 | } |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 4201 | } |
| 4202 | |
| 4203 | |
Jeff Brown | ae9fc03 | 2010-08-18 15:51:08 -0700 | [diff] [blame] | 4204 | // --- InputDispatcher::MotionEntry --- |
| 4205 | |
Jeff Brown | ac38607 | 2011-07-20 15:19:50 -0700 | [diff] [blame] | 4206 | InputDispatcher::MotionEntry::MotionEntry(nsecs_t eventTime, |
| 4207 | int32_t deviceId, uint32_t source, uint32_t policyFlags, int32_t action, int32_t flags, |
| 4208 | int32_t metaState, int32_t buttonState, |
| 4209 | int32_t edgeFlags, float xPrecision, float yPrecision, |
| 4210 | nsecs_t downTime, uint32_t pointerCount, |
| 4211 | const PointerProperties* pointerProperties, const PointerCoords* pointerCoords) : |
| 4212 | EventEntry(TYPE_MOTION, eventTime, policyFlags), |
| 4213 | deviceId(deviceId), source(source), action(action), flags(flags), |
| 4214 | metaState(metaState), buttonState(buttonState), edgeFlags(edgeFlags), |
| 4215 | xPrecision(xPrecision), yPrecision(yPrecision), |
| 4216 | downTime(downTime), pointerCount(pointerCount), |
| 4217 | firstSample(eventTime, pointerCoords, pointerCount), |
| 4218 | lastSample(&firstSample) { |
| 4219 | for (uint32_t i = 0; i < pointerCount; i++) { |
| 4220 | this->pointerProperties[i].copyFrom(pointerProperties[i]); |
| 4221 | } |
| 4222 | } |
| 4223 | |
| 4224 | InputDispatcher::MotionEntry::~MotionEntry() { |
| 4225 | for (MotionSample* sample = firstSample.next; sample != NULL; ) { |
| 4226 | MotionSample* next = sample->next; |
| 4227 | delete sample; |
| 4228 | sample = next; |
| 4229 | } |
| 4230 | } |
| 4231 | |
Jeff Brown | ae9fc03 | 2010-08-18 15:51:08 -0700 | [diff] [blame] | 4232 | uint32_t InputDispatcher::MotionEntry::countSamples() const { |
| 4233 | uint32_t count = 1; |
| 4234 | for (MotionSample* sample = firstSample.next; sample != NULL; sample = sample->next) { |
| 4235 | count += 1; |
| 4236 | } |
| 4237 | return count; |
| 4238 | } |
| 4239 | |
Jeff Brown | 4e91a18 | 2011-04-07 11:38:09 -0700 | [diff] [blame] | 4240 | bool InputDispatcher::MotionEntry::canAppendSamples(int32_t action, uint32_t pointerCount, |
Jeff Brown | fe9f8ab | 2011-05-06 18:20:01 -0700 | [diff] [blame] | 4241 | const PointerProperties* pointerProperties) const { |
Jeff Brown | 4e91a18 | 2011-04-07 11:38:09 -0700 | [diff] [blame] | 4242 | if (this->action != action |
| 4243 | || this->pointerCount != pointerCount |
| 4244 | || this->isInjected()) { |
| 4245 | return false; |
| 4246 | } |
| 4247 | for (uint32_t i = 0; i < pointerCount; i++) { |
Jeff Brown | fe9f8ab | 2011-05-06 18:20:01 -0700 | [diff] [blame] | 4248 | if (this->pointerProperties[i] != pointerProperties[i]) { |
Jeff Brown | 4e91a18 | 2011-04-07 11:38:09 -0700 | [diff] [blame] | 4249 | return false; |
| 4250 | } |
| 4251 | } |
| 4252 | return true; |
| 4253 | } |
| 4254 | |
Jeff Brown | ac38607 | 2011-07-20 15:19:50 -0700 | [diff] [blame] | 4255 | void InputDispatcher::MotionEntry::appendSample( |
| 4256 | nsecs_t eventTime, const PointerCoords* pointerCoords) { |
| 4257 | MotionSample* sample = new MotionSample(eventTime, pointerCoords, pointerCount); |
| 4258 | |
| 4259 | lastSample->next = sample; |
| 4260 | lastSample = sample; |
| 4261 | } |
| 4262 | |
| 4263 | |
| 4264 | // --- InputDispatcher::DispatchEntry --- |
| 4265 | |
| 4266 | InputDispatcher::DispatchEntry::DispatchEntry(EventEntry* eventEntry, |
| 4267 | int32_t targetFlags, float xOffset, float yOffset, float scaleFactor) : |
| 4268 | eventEntry(eventEntry), targetFlags(targetFlags), |
| 4269 | xOffset(xOffset), yOffset(yOffset), scaleFactor(scaleFactor), |
| 4270 | inProgress(false), |
| 4271 | resolvedAction(0), resolvedFlags(0), |
| 4272 | headMotionSample(NULL), tailMotionSample(NULL) { |
| 4273 | eventEntry->refCount += 1; |
| 4274 | } |
| 4275 | |
| 4276 | InputDispatcher::DispatchEntry::~DispatchEntry() { |
| 4277 | eventEntry->release(); |
| 4278 | } |
| 4279 | |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 4280 | |
| 4281 | // --- InputDispatcher::InputState --- |
| 4282 | |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 4283 | InputDispatcher::InputState::InputState() { |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 4284 | } |
| 4285 | |
| 4286 | InputDispatcher::InputState::~InputState() { |
| 4287 | } |
| 4288 | |
| 4289 | bool InputDispatcher::InputState::isNeutral() const { |
| 4290 | return mKeyMementos.isEmpty() && mMotionMementos.isEmpty(); |
| 4291 | } |
| 4292 | |
Jeff Brown | 8134681 | 2011-06-28 20:08:48 -0700 | [diff] [blame] | 4293 | bool InputDispatcher::InputState::isHovering(int32_t deviceId, uint32_t source) const { |
| 4294 | for (size_t i = 0; i < mMotionMementos.size(); i++) { |
| 4295 | const MotionMemento& memento = mMotionMementos.itemAt(i); |
| 4296 | if (memento.deviceId == deviceId |
| 4297 | && memento.source == source |
| 4298 | && memento.hovering) { |
| 4299 | return true; |
| 4300 | } |
| 4301 | } |
| 4302 | return false; |
| 4303 | } |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 4304 | |
Jeff Brown | 8134681 | 2011-06-28 20:08:48 -0700 | [diff] [blame] | 4305 | bool InputDispatcher::InputState::trackKey(const KeyEntry* entry, |
| 4306 | int32_t action, int32_t flags) { |
| 4307 | switch (action) { |
| 4308 | case AKEY_EVENT_ACTION_UP: { |
| 4309 | if (entry->flags & AKEY_EVENT_FLAG_FALLBACK) { |
| 4310 | for (size_t i = 0; i < mFallbackKeys.size(); ) { |
| 4311 | if (mFallbackKeys.valueAt(i) == entry->keyCode) { |
| 4312 | mFallbackKeys.removeItemsAt(i); |
| 4313 | } else { |
| 4314 | i += 1; |
| 4315 | } |
| 4316 | } |
| 4317 | } |
| 4318 | ssize_t index = findKeyMemento(entry); |
| 4319 | if (index >= 0) { |
| 4320 | mKeyMementos.removeAt(index); |
| 4321 | return true; |
| 4322 | } |
Jeff Brown | 68b909d | 2011-12-07 16:36:01 -0800 | [diff] [blame^] | 4323 | /* FIXME: We can't just drop the key up event because that prevents creating |
| 4324 | * popup windows that are automatically shown when a key is held and then |
| 4325 | * dismissed when the key is released. The problem is that the popup will |
| 4326 | * not have received the original key down, so the key up will be considered |
| 4327 | * to be inconsistent with its observed state. We could perhaps handle this |
| 4328 | * by synthesizing a key down but that will cause other problems. |
| 4329 | * |
| 4330 | * So for now, allow inconsistent key up events to be dispatched. |
| 4331 | * |
Jeff Brown | 8134681 | 2011-06-28 20:08:48 -0700 | [diff] [blame] | 4332 | #if DEBUG_OUTBOUND_EVENT_DETAILS |
| 4333 | LOGD("Dropping inconsistent key up event: deviceId=%d, source=%08x, " |
| 4334 | "keyCode=%d, scanCode=%d", |
| 4335 | entry->deviceId, entry->source, entry->keyCode, entry->scanCode); |
| 4336 | #endif |
| 4337 | return false; |
Jeff Brown | 68b909d | 2011-12-07 16:36:01 -0800 | [diff] [blame^] | 4338 | */ |
| 4339 | return true; |
Jeff Brown | 8134681 | 2011-06-28 20:08:48 -0700 | [diff] [blame] | 4340 | } |
| 4341 | |
| 4342 | case AKEY_EVENT_ACTION_DOWN: { |
| 4343 | ssize_t index = findKeyMemento(entry); |
| 4344 | if (index >= 0) { |
| 4345 | mKeyMementos.removeAt(index); |
| 4346 | } |
| 4347 | addKeyMemento(entry, flags); |
| 4348 | return true; |
| 4349 | } |
| 4350 | |
| 4351 | default: |
| 4352 | return true; |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 4353 | } |
| 4354 | } |
| 4355 | |
Jeff Brown | 8134681 | 2011-06-28 20:08:48 -0700 | [diff] [blame] | 4356 | bool InputDispatcher::InputState::trackMotion(const MotionEntry* entry, |
| 4357 | int32_t action, int32_t flags) { |
| 4358 | int32_t actionMasked = action & AMOTION_EVENT_ACTION_MASK; |
| 4359 | switch (actionMasked) { |
| 4360 | case AMOTION_EVENT_ACTION_UP: |
| 4361 | case AMOTION_EVENT_ACTION_CANCEL: { |
| 4362 | ssize_t index = findMotionMemento(entry, false /*hovering*/); |
| 4363 | if (index >= 0) { |
| 4364 | mMotionMementos.removeAt(index); |
| 4365 | return true; |
Jeff Brown | da3d5a9 | 2011-03-29 15:11:34 -0700 | [diff] [blame] | 4366 | } |
Jeff Brown | 8134681 | 2011-06-28 20:08:48 -0700 | [diff] [blame] | 4367 | #if DEBUG_OUTBOUND_EVENT_DETAILS |
| 4368 | LOGD("Dropping inconsistent motion up or cancel event: deviceId=%d, source=%08x, " |
| 4369 | "actionMasked=%d", |
| 4370 | entry->deviceId, entry->source, actionMasked); |
| 4371 | #endif |
| 4372 | return false; |
Jeff Brown | da3d5a9 | 2011-03-29 15:11:34 -0700 | [diff] [blame] | 4373 | } |
| 4374 | |
Jeff Brown | 8134681 | 2011-06-28 20:08:48 -0700 | [diff] [blame] | 4375 | case AMOTION_EVENT_ACTION_DOWN: { |
| 4376 | ssize_t index = findMotionMemento(entry, false /*hovering*/); |
| 4377 | if (index >= 0) { |
| 4378 | mMotionMementos.removeAt(index); |
| 4379 | } |
| 4380 | addMotionMemento(entry, flags, false /*hovering*/); |
| 4381 | return true; |
| 4382 | } |
| 4383 | |
| 4384 | case AMOTION_EVENT_ACTION_POINTER_UP: |
| 4385 | case AMOTION_EVENT_ACTION_POINTER_DOWN: |
| 4386 | case AMOTION_EVENT_ACTION_MOVE: { |
| 4387 | ssize_t index = findMotionMemento(entry, false /*hovering*/); |
| 4388 | if (index >= 0) { |
| 4389 | MotionMemento& memento = mMotionMementos.editItemAt(index); |
| 4390 | memento.setPointers(entry); |
| 4391 | return true; |
| 4392 | } |
Jeff Brown | 2e45fb6 | 2011-06-29 21:19:05 -0700 | [diff] [blame] | 4393 | if (actionMasked == AMOTION_EVENT_ACTION_MOVE |
| 4394 | && (entry->source & (AINPUT_SOURCE_CLASS_JOYSTICK |
| 4395 | | AINPUT_SOURCE_CLASS_NAVIGATION))) { |
| 4396 | // Joysticks and trackballs can send MOVE events without corresponding DOWN or UP. |
| 4397 | return true; |
| 4398 | } |
Jeff Brown | 8134681 | 2011-06-28 20:08:48 -0700 | [diff] [blame] | 4399 | #if DEBUG_OUTBOUND_EVENT_DETAILS |
| 4400 | LOGD("Dropping inconsistent motion pointer up/down or move event: " |
| 4401 | "deviceId=%d, source=%08x, actionMasked=%d", |
| 4402 | entry->deviceId, entry->source, actionMasked); |
| 4403 | #endif |
| 4404 | return false; |
| 4405 | } |
| 4406 | |
| 4407 | case AMOTION_EVENT_ACTION_HOVER_EXIT: { |
| 4408 | ssize_t index = findMotionMemento(entry, true /*hovering*/); |
| 4409 | if (index >= 0) { |
| 4410 | mMotionMementos.removeAt(index); |
| 4411 | return true; |
| 4412 | } |
| 4413 | #if DEBUG_OUTBOUND_EVENT_DETAILS |
| 4414 | LOGD("Dropping inconsistent motion hover exit event: deviceId=%d, source=%08x", |
| 4415 | entry->deviceId, entry->source); |
| 4416 | #endif |
| 4417 | return false; |
| 4418 | } |
| 4419 | |
| 4420 | case AMOTION_EVENT_ACTION_HOVER_ENTER: |
| 4421 | case AMOTION_EVENT_ACTION_HOVER_MOVE: { |
| 4422 | ssize_t index = findMotionMemento(entry, true /*hovering*/); |
| 4423 | if (index >= 0) { |
| 4424 | mMotionMementos.removeAt(index); |
| 4425 | } |
| 4426 | addMotionMemento(entry, flags, true /*hovering*/); |
| 4427 | return true; |
| 4428 | } |
| 4429 | |
| 4430 | default: |
| 4431 | return true; |
| 4432 | } |
| 4433 | } |
| 4434 | |
| 4435 | ssize_t InputDispatcher::InputState::findKeyMemento(const KeyEntry* entry) const { |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 4436 | for (size_t i = 0; i < mKeyMementos.size(); i++) { |
Jeff Brown | 8134681 | 2011-06-28 20:08:48 -0700 | [diff] [blame] | 4437 | const KeyMemento& memento = mKeyMementos.itemAt(i); |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 4438 | if (memento.deviceId == entry->deviceId |
| 4439 | && memento.source == entry->source |
| 4440 | && memento.keyCode == entry->keyCode |
| 4441 | && memento.scanCode == entry->scanCode) { |
Jeff Brown | 8134681 | 2011-06-28 20:08:48 -0700 | [diff] [blame] | 4442 | return i; |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 4443 | } |
| 4444 | } |
Jeff Brown | 8134681 | 2011-06-28 20:08:48 -0700 | [diff] [blame] | 4445 | return -1; |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 4446 | } |
| 4447 | |
Jeff Brown | 8134681 | 2011-06-28 20:08:48 -0700 | [diff] [blame] | 4448 | ssize_t InputDispatcher::InputState::findMotionMemento(const MotionEntry* entry, |
| 4449 | bool hovering) const { |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 4450 | for (size_t i = 0; i < mMotionMementos.size(); i++) { |
Jeff Brown | 8134681 | 2011-06-28 20:08:48 -0700 | [diff] [blame] | 4451 | const MotionMemento& memento = mMotionMementos.itemAt(i); |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 4452 | if (memento.deviceId == entry->deviceId |
Jeff Brown | 8134681 | 2011-06-28 20:08:48 -0700 | [diff] [blame] | 4453 | && memento.source == entry->source |
| 4454 | && memento.hovering == hovering) { |
| 4455 | return i; |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 4456 | } |
| 4457 | } |
Jeff Brown | 8134681 | 2011-06-28 20:08:48 -0700 | [diff] [blame] | 4458 | return -1; |
| 4459 | } |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 4460 | |
Jeff Brown | 8134681 | 2011-06-28 20:08:48 -0700 | [diff] [blame] | 4461 | void InputDispatcher::InputState::addKeyMemento(const KeyEntry* entry, int32_t flags) { |
| 4462 | mKeyMementos.push(); |
| 4463 | KeyMemento& memento = mKeyMementos.editTop(); |
| 4464 | memento.deviceId = entry->deviceId; |
| 4465 | memento.source = entry->source; |
| 4466 | memento.keyCode = entry->keyCode; |
| 4467 | memento.scanCode = entry->scanCode; |
| 4468 | memento.flags = flags; |
| 4469 | memento.downTime = entry->downTime; |
| 4470 | } |
| 4471 | |
| 4472 | void InputDispatcher::InputState::addMotionMemento(const MotionEntry* entry, |
| 4473 | int32_t flags, bool hovering) { |
| 4474 | mMotionMementos.push(); |
| 4475 | MotionMemento& memento = mMotionMementos.editTop(); |
| 4476 | memento.deviceId = entry->deviceId; |
| 4477 | memento.source = entry->source; |
| 4478 | memento.flags = flags; |
| 4479 | memento.xPrecision = entry->xPrecision; |
| 4480 | memento.yPrecision = entry->yPrecision; |
| 4481 | memento.downTime = entry->downTime; |
| 4482 | memento.setPointers(entry); |
| 4483 | memento.hovering = hovering; |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 4484 | } |
| 4485 | |
| 4486 | void InputDispatcher::InputState::MotionMemento::setPointers(const MotionEntry* entry) { |
| 4487 | pointerCount = entry->pointerCount; |
| 4488 | for (uint32_t i = 0; i < entry->pointerCount; i++) { |
Jeff Brown | fe9f8ab | 2011-05-06 18:20:01 -0700 | [diff] [blame] | 4489 | pointerProperties[i].copyFrom(entry->pointerProperties[i]); |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4490 | pointerCoords[i].copyFrom(entry->lastSample->pointerCoords[i]); |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 4491 | } |
| 4492 | } |
| 4493 | |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 4494 | void InputDispatcher::InputState::synthesizeCancelationEvents(nsecs_t currentTime, |
Jeff Brown | ac38607 | 2011-07-20 15:19:50 -0700 | [diff] [blame] | 4495 | Vector<EventEntry*>& outEvents, const CancelationOptions& options) { |
Jeff Brown | 8134681 | 2011-06-28 20:08:48 -0700 | [diff] [blame] | 4496 | for (size_t i = 0; i < mKeyMementos.size(); i++) { |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 4497 | const KeyMemento& memento = mKeyMementos.itemAt(i); |
Jeff Brown | 49ed71d | 2010-12-06 17:13:33 -0800 | [diff] [blame] | 4498 | if (shouldCancelKey(memento, options)) { |
Jeff Brown | ac38607 | 2011-07-20 15:19:50 -0700 | [diff] [blame] | 4499 | outEvents.push(new KeyEntry(currentTime, |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 4500 | memento.deviceId, memento.source, 0, |
Jeff Brown | 49ed71d | 2010-12-06 17:13:33 -0800 | [diff] [blame] | 4501 | AKEY_EVENT_ACTION_UP, memento.flags | AKEY_EVENT_FLAG_CANCELED, |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 4502 | memento.keyCode, memento.scanCode, 0, 0, memento.downTime)); |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 4503 | } |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 4504 | } |
| 4505 | |
Jeff Brown | 8134681 | 2011-06-28 20:08:48 -0700 | [diff] [blame] | 4506 | for (size_t i = 0; i < mMotionMementos.size(); i++) { |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 4507 | const MotionMemento& memento = mMotionMementos.itemAt(i); |
Jeff Brown | 49ed71d | 2010-12-06 17:13:33 -0800 | [diff] [blame] | 4508 | if (shouldCancelMotion(memento, options)) { |
Jeff Brown | ac38607 | 2011-07-20 15:19:50 -0700 | [diff] [blame] | 4509 | outEvents.push(new MotionEntry(currentTime, |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 4510 | memento.deviceId, memento.source, 0, |
Jeff Brown | a032cc0 | 2011-03-07 16:56:21 -0800 | [diff] [blame] | 4511 | memento.hovering |
| 4512 | ? AMOTION_EVENT_ACTION_HOVER_EXIT |
| 4513 | : AMOTION_EVENT_ACTION_CANCEL, |
Jeff Brown | 8134681 | 2011-06-28 20:08:48 -0700 | [diff] [blame] | 4514 | memento.flags, 0, 0, 0, |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 4515 | memento.xPrecision, memento.yPrecision, memento.downTime, |
Jeff Brown | fe9f8ab | 2011-05-06 18:20:01 -0700 | [diff] [blame] | 4516 | memento.pointerCount, memento.pointerProperties, memento.pointerCoords)); |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 4517 | } |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 4518 | } |
| 4519 | } |
| 4520 | |
| 4521 | void InputDispatcher::InputState::clear() { |
| 4522 | mKeyMementos.clear(); |
| 4523 | mMotionMementos.clear(); |
Jeff Brown | da3d5a9 | 2011-03-29 15:11:34 -0700 | [diff] [blame] | 4524 | mFallbackKeys.clear(); |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 4525 | } |
| 4526 | |
Jeff Brown | 9c9f1a3 | 2010-10-11 18:32:20 -0700 | [diff] [blame] | 4527 | void InputDispatcher::InputState::copyPointerStateTo(InputState& other) const { |
| 4528 | for (size_t i = 0; i < mMotionMementos.size(); i++) { |
| 4529 | const MotionMemento& memento = mMotionMementos.itemAt(i); |
| 4530 | if (memento.source & AINPUT_SOURCE_CLASS_POINTER) { |
| 4531 | for (size_t j = 0; j < other.mMotionMementos.size(); ) { |
| 4532 | const MotionMemento& otherMemento = other.mMotionMementos.itemAt(j); |
| 4533 | if (memento.deviceId == otherMemento.deviceId |
| 4534 | && memento.source == otherMemento.source) { |
| 4535 | other.mMotionMementos.removeAt(j); |
| 4536 | } else { |
| 4537 | j += 1; |
| 4538 | } |
| 4539 | } |
| 4540 | other.mMotionMementos.push(memento); |
| 4541 | } |
| 4542 | } |
| 4543 | } |
| 4544 | |
Jeff Brown | da3d5a9 | 2011-03-29 15:11:34 -0700 | [diff] [blame] | 4545 | int32_t InputDispatcher::InputState::getFallbackKey(int32_t originalKeyCode) { |
| 4546 | ssize_t index = mFallbackKeys.indexOfKey(originalKeyCode); |
| 4547 | return index >= 0 ? mFallbackKeys.valueAt(index) : -1; |
| 4548 | } |
| 4549 | |
| 4550 | void InputDispatcher::InputState::setFallbackKey(int32_t originalKeyCode, |
| 4551 | int32_t fallbackKeyCode) { |
| 4552 | ssize_t index = mFallbackKeys.indexOfKey(originalKeyCode); |
| 4553 | if (index >= 0) { |
| 4554 | mFallbackKeys.replaceValueAt(index, fallbackKeyCode); |
| 4555 | } else { |
| 4556 | mFallbackKeys.add(originalKeyCode, fallbackKeyCode); |
| 4557 | } |
| 4558 | } |
| 4559 | |
| 4560 | void InputDispatcher::InputState::removeFallbackKey(int32_t originalKeyCode) { |
| 4561 | mFallbackKeys.removeItem(originalKeyCode); |
| 4562 | } |
| 4563 | |
Jeff Brown | 49ed71d | 2010-12-06 17:13:33 -0800 | [diff] [blame] | 4564 | bool InputDispatcher::InputState::shouldCancelKey(const KeyMemento& memento, |
Jeff Brown | da3d5a9 | 2011-03-29 15:11:34 -0700 | [diff] [blame] | 4565 | const CancelationOptions& options) { |
| 4566 | if (options.keyCode != -1 && memento.keyCode != options.keyCode) { |
| 4567 | return false; |
| 4568 | } |
| 4569 | |
Jeff Brown | 65fd251 | 2011-08-18 11:20:58 -0700 | [diff] [blame] | 4570 | if (options.deviceId != -1 && memento.deviceId != options.deviceId) { |
| 4571 | return false; |
| 4572 | } |
| 4573 | |
Jeff Brown | da3d5a9 | 2011-03-29 15:11:34 -0700 | [diff] [blame] | 4574 | switch (options.mode) { |
| 4575 | case CancelationOptions::CANCEL_ALL_EVENTS: |
| 4576 | case CancelationOptions::CANCEL_NON_POINTER_EVENTS: |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 4577 | return true; |
Jeff Brown | da3d5a9 | 2011-03-29 15:11:34 -0700 | [diff] [blame] | 4578 | case CancelationOptions::CANCEL_FALLBACK_EVENTS: |
Jeff Brown | 49ed71d | 2010-12-06 17:13:33 -0800 | [diff] [blame] | 4579 | return memento.flags & AKEY_EVENT_FLAG_FALLBACK; |
| 4580 | default: |
| 4581 | return false; |
| 4582 | } |
| 4583 | } |
| 4584 | |
| 4585 | bool InputDispatcher::InputState::shouldCancelMotion(const MotionMemento& memento, |
Jeff Brown | da3d5a9 | 2011-03-29 15:11:34 -0700 | [diff] [blame] | 4586 | const CancelationOptions& options) { |
Jeff Brown | 65fd251 | 2011-08-18 11:20:58 -0700 | [diff] [blame] | 4587 | if (options.deviceId != -1 && memento.deviceId != options.deviceId) { |
| 4588 | return false; |
| 4589 | } |
| 4590 | |
Jeff Brown | da3d5a9 | 2011-03-29 15:11:34 -0700 | [diff] [blame] | 4591 | switch (options.mode) { |
| 4592 | case CancelationOptions::CANCEL_ALL_EVENTS: |
Jeff Brown | 49ed71d | 2010-12-06 17:13:33 -0800 | [diff] [blame] | 4593 | return true; |
Jeff Brown | da3d5a9 | 2011-03-29 15:11:34 -0700 | [diff] [blame] | 4594 | case CancelationOptions::CANCEL_POINTER_EVENTS: |
Jeff Brown | 49ed71d | 2010-12-06 17:13:33 -0800 | [diff] [blame] | 4595 | return memento.source & AINPUT_SOURCE_CLASS_POINTER; |
Jeff Brown | da3d5a9 | 2011-03-29 15:11:34 -0700 | [diff] [blame] | 4596 | case CancelationOptions::CANCEL_NON_POINTER_EVENTS: |
Jeff Brown | 49ed71d | 2010-12-06 17:13:33 -0800 | [diff] [blame] | 4597 | return !(memento.source & AINPUT_SOURCE_CLASS_POINTER); |
| 4598 | default: |
| 4599 | return false; |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 4600 | } |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 4601 | } |
| 4602 | |
| 4603 | |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 4604 | // --- InputDispatcher::Connection --- |
| 4605 | |
Jeff Brown | 928e054 | 2011-01-10 11:17:36 -0800 | [diff] [blame] | 4606 | InputDispatcher::Connection::Connection(const sp<InputChannel>& inputChannel, |
Jeff Brown | cc4f7db | 2011-08-30 20:34:48 -0700 | [diff] [blame] | 4607 | const sp<InputWindowHandle>& inputWindowHandle, bool monitor) : |
Jeff Brown | 928e054 | 2011-01-10 11:17:36 -0800 | [diff] [blame] | 4608 | status(STATUS_NORMAL), inputChannel(inputChannel), inputWindowHandle(inputWindowHandle), |
Jeff Brown | cc4f7db | 2011-08-30 20:34:48 -0700 | [diff] [blame] | 4609 | monitor(monitor), |
Jeff Brown | 928e054 | 2011-01-10 11:17:36 -0800 | [diff] [blame] | 4610 | inputPublisher(inputChannel), |
Jeff Brown | da3d5a9 | 2011-03-29 15:11:34 -0700 | [diff] [blame] | 4611 | lastEventTime(LONG_LONG_MAX), lastDispatchTime(LONG_LONG_MAX) { |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 4612 | } |
| 4613 | |
| 4614 | InputDispatcher::Connection::~Connection() { |
| 4615 | } |
| 4616 | |
| 4617 | status_t InputDispatcher::Connection::initialize() { |
| 4618 | return inputPublisher.initialize(); |
| 4619 | } |
| 4620 | |
Jeff Brown | 9c3cda0 | 2010-06-15 01:31:58 -0700 | [diff] [blame] | 4621 | const char* InputDispatcher::Connection::getStatusLabel() const { |
| 4622 | switch (status) { |
| 4623 | case STATUS_NORMAL: |
| 4624 | return "NORMAL"; |
| 4625 | |
| 4626 | case STATUS_BROKEN: |
| 4627 | return "BROKEN"; |
| 4628 | |
Jeff Brown | 9c3cda0 | 2010-06-15 01:31:58 -0700 | [diff] [blame] | 4629 | case STATUS_ZOMBIE: |
| 4630 | return "ZOMBIE"; |
| 4631 | |
| 4632 | default: |
| 4633 | return "UNKNOWN"; |
| 4634 | } |
| 4635 | } |
| 4636 | |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 4637 | InputDispatcher::DispatchEntry* InputDispatcher::Connection::findQueuedDispatchEntryForEvent( |
| 4638 | const EventEntry* eventEntry) const { |
Jeff Brown | ac38607 | 2011-07-20 15:19:50 -0700 | [diff] [blame] | 4639 | for (DispatchEntry* dispatchEntry = outboundQueue.tail; dispatchEntry; |
| 4640 | dispatchEntry = dispatchEntry->prev) { |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 4641 | if (dispatchEntry->eventEntry == eventEntry) { |
| 4642 | return dispatchEntry; |
| 4643 | } |
| 4644 | } |
| 4645 | return NULL; |
| 4646 | } |
| 4647 | |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 4648 | |
Jeff Brown | 9c3cda0 | 2010-06-15 01:31:58 -0700 | [diff] [blame] | 4649 | // --- InputDispatcher::CommandEntry --- |
| 4650 | |
Jeff Brown | ac38607 | 2011-07-20 15:19:50 -0700 | [diff] [blame] | 4651 | InputDispatcher::CommandEntry::CommandEntry(Command command) : |
| 4652 | command(command), eventTime(0), keyEntry(NULL), userActivityEventType(0), handled(false) { |
Jeff Brown | 9c3cda0 | 2010-06-15 01:31:58 -0700 | [diff] [blame] | 4653 | } |
| 4654 | |
| 4655 | InputDispatcher::CommandEntry::~CommandEntry() { |
| 4656 | } |
| 4657 | |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 4658 | |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 4659 | // --- InputDispatcher::TouchState --- |
| 4660 | |
| 4661 | InputDispatcher::TouchState::TouchState() : |
Jeff Brown | 58a2da8 | 2011-01-25 16:02:22 -0800 | [diff] [blame] | 4662 | down(false), split(false), deviceId(-1), source(0) { |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 4663 | } |
| 4664 | |
| 4665 | InputDispatcher::TouchState::~TouchState() { |
| 4666 | } |
| 4667 | |
| 4668 | void InputDispatcher::TouchState::reset() { |
| 4669 | down = false; |
| 4670 | split = false; |
Jeff Brown | 9571285 | 2011-01-04 19:41:59 -0800 | [diff] [blame] | 4671 | deviceId = -1; |
Jeff Brown | 58a2da8 | 2011-01-25 16:02:22 -0800 | [diff] [blame] | 4672 | source = 0; |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 4673 | windows.clear(); |
| 4674 | } |
| 4675 | |
| 4676 | void InputDispatcher::TouchState::copyFrom(const TouchState& other) { |
| 4677 | down = other.down; |
| 4678 | split = other.split; |
Jeff Brown | 9571285 | 2011-01-04 19:41:59 -0800 | [diff] [blame] | 4679 | deviceId = other.deviceId; |
Jeff Brown | 58a2da8 | 2011-01-25 16:02:22 -0800 | [diff] [blame] | 4680 | source = other.source; |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 4681 | windows = other.windows; |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 4682 | } |
| 4683 | |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 4684 | void InputDispatcher::TouchState::addOrUpdateWindow(const sp<InputWindowHandle>& windowHandle, |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 4685 | int32_t targetFlags, BitSet32 pointerIds) { |
| 4686 | if (targetFlags & InputTarget::FLAG_SPLIT) { |
| 4687 | split = true; |
| 4688 | } |
| 4689 | |
| 4690 | for (size_t i = 0; i < windows.size(); i++) { |
| 4691 | TouchedWindow& touchedWindow = windows.editItemAt(i); |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 4692 | if (touchedWindow.windowHandle == windowHandle) { |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 4693 | touchedWindow.targetFlags |= targetFlags; |
Jeff Brown | 98db5fa | 2011-06-08 15:37:10 -0700 | [diff] [blame] | 4694 | if (targetFlags & InputTarget::FLAG_DISPATCH_AS_SLIPPERY_EXIT) { |
| 4695 | touchedWindow.targetFlags &= ~InputTarget::FLAG_DISPATCH_AS_IS; |
| 4696 | } |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 4697 | touchedWindow.pointerIds.value |= pointerIds.value; |
| 4698 | return; |
| 4699 | } |
| 4700 | } |
| 4701 | |
| 4702 | windows.push(); |
| 4703 | |
| 4704 | TouchedWindow& touchedWindow = windows.editTop(); |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 4705 | touchedWindow.windowHandle = windowHandle; |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 4706 | touchedWindow.targetFlags = targetFlags; |
| 4707 | touchedWindow.pointerIds = pointerIds; |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 4708 | } |
| 4709 | |
Jeff Brown | a032cc0 | 2011-03-07 16:56:21 -0800 | [diff] [blame] | 4710 | void InputDispatcher::TouchState::filterNonAsIsTouchWindows() { |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 4711 | for (size_t i = 0 ; i < windows.size(); ) { |
Jeff Brown | a032cc0 | 2011-03-07 16:56:21 -0800 | [diff] [blame] | 4712 | TouchedWindow& window = windows.editItemAt(i); |
Jeff Brown | 98db5fa | 2011-06-08 15:37:10 -0700 | [diff] [blame] | 4713 | if (window.targetFlags & (InputTarget::FLAG_DISPATCH_AS_IS |
| 4714 | | InputTarget::FLAG_DISPATCH_AS_SLIPPERY_ENTER)) { |
Jeff Brown | a032cc0 | 2011-03-07 16:56:21 -0800 | [diff] [blame] | 4715 | window.targetFlags &= ~InputTarget::FLAG_DISPATCH_MASK; |
| 4716 | window.targetFlags |= InputTarget::FLAG_DISPATCH_AS_IS; |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 4717 | i += 1; |
Jeff Brown | a032cc0 | 2011-03-07 16:56:21 -0800 | [diff] [blame] | 4718 | } else { |
| 4719 | windows.removeAt(i); |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 4720 | } |
| 4721 | } |
| 4722 | } |
| 4723 | |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 4724 | sp<InputWindowHandle> InputDispatcher::TouchState::getFirstForegroundWindowHandle() const { |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 4725 | for (size_t i = 0; i < windows.size(); i++) { |
Jeff Brown | 98db5fa | 2011-06-08 15:37:10 -0700 | [diff] [blame] | 4726 | const TouchedWindow& window = windows.itemAt(i); |
| 4727 | if (window.targetFlags & InputTarget::FLAG_FOREGROUND) { |
Jeff Brown | 9302c87 | 2011-07-13 22:51:29 -0700 | [diff] [blame] | 4728 | return window.windowHandle; |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 4729 | } |
| 4730 | } |
| 4731 | return NULL; |
| 4732 | } |
| 4733 | |
Jeff Brown | 98db5fa | 2011-06-08 15:37:10 -0700 | [diff] [blame] | 4734 | bool InputDispatcher::TouchState::isSlippery() const { |
| 4735 | // Must have exactly one foreground window. |
| 4736 | bool haveSlipperyForegroundWindow = false; |
| 4737 | for (size_t i = 0; i < windows.size(); i++) { |
| 4738 | const TouchedWindow& window = windows.itemAt(i); |
| 4739 | if (window.targetFlags & InputTarget::FLAG_FOREGROUND) { |
Jeff Brown | cc4f7db | 2011-08-30 20:34:48 -0700 | [diff] [blame] | 4740 | if (haveSlipperyForegroundWindow |
| 4741 | || !(window.windowHandle->getInfo()->layoutParamsFlags |
| 4742 | & InputWindowInfo::FLAG_SLIPPERY)) { |
Jeff Brown | 98db5fa | 2011-06-08 15:37:10 -0700 | [diff] [blame] | 4743 | return false; |
| 4744 | } |
| 4745 | haveSlipperyForegroundWindow = true; |
| 4746 | } |
| 4747 | } |
| 4748 | return haveSlipperyForegroundWindow; |
| 4749 | } |
| 4750 | |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 4751 | |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 4752 | // --- InputDispatcherThread --- |
| 4753 | |
| 4754 | InputDispatcherThread::InputDispatcherThread(const sp<InputDispatcherInterface>& dispatcher) : |
| 4755 | Thread(/*canCallJava*/ true), mDispatcher(dispatcher) { |
| 4756 | } |
| 4757 | |
| 4758 | InputDispatcherThread::~InputDispatcherThread() { |
| 4759 | } |
| 4760 | |
| 4761 | bool InputDispatcherThread::threadLoop() { |
| 4762 | mDispatcher->dispatchOnce(); |
| 4763 | return true; |
| 4764 | } |
| 4765 | |
| 4766 | } // namespace android |