Hide non-system overlay window on ActivityPicker
To improve security.
Bug: 181962311
Test: manual
Show an AlertDialog and observe if it will hide after below command.
adb shell am start -a android.intent.action.PICK_ACTIVITY -n com.android.settings/.ActivityPicker
Change-Id: I800f0f39a469a95eb36eeaaeb2aa60a39fd916d3
Merged-In: I800f0f39a469a95eb36eeaaeb2aa60a39fd916d3
diff --git a/src/com/android/settings/ActivityPicker.java b/src/com/android/settings/ActivityPicker.java
index ae61944..f75ce37 100644
--- a/src/com/android/settings/ActivityPicker.java
+++ b/src/com/android/settings/ActivityPicker.java
@@ -16,6 +16,8 @@
package com.android.settings;
+import static android.view.WindowManager.LayoutParams.SYSTEM_FLAG_HIDE_NON_SYSTEM_OVERLAY_WINDOWS;
+
import android.app.Activity;
import android.content.Context;
import android.content.DialogInterface;
@@ -71,6 +73,8 @@
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
+
+ getWindow().addPrivateFlags(SYSTEM_FLAG_HIDE_NON_SYSTEM_OVERLAY_WINDOWS);
final Intent intent = getIntent();