kconfig: Lindent scripts/lxdialog
The lxdialog code was not easy to read. So as first step the code
was run through Lindent.
Fix-ups will come in next patchset.
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
diff --git a/scripts/lxdialog/menubox.c b/scripts/lxdialog/menubox.c
index 91d82ba..083f13d 100644
--- a/scripts/lxdialog/menubox.c
+++ b/scripts/lxdialog/menubox.c
@@ -64,382 +64,420 @@
* Print menu item
*/
static void
-print_item (WINDOW * win, const char *item, int choice, int selected, int hotkey)
+print_item(WINDOW * win, const char *item, int choice, int selected, int hotkey)
{
- int j;
- char menu_item[menu_width+1];
+ int j;
+ char menu_item[menu_width + 1];
- strncpy(menu_item, item, menu_width);
- menu_item[menu_width] = 0;
- j = first_alpha(menu_item, "YyNnMmHh");
+ strncpy(menu_item, item, menu_width);
+ menu_item[menu_width] = 0;
+ j = first_alpha(menu_item, "YyNnMmHh");
- /* Clear 'residue' of last item */
- wattrset (win, menubox_attr);
- wmove (win, choice, 0);
+ /* Clear 'residue' of last item */
+ wattrset(win, menubox_attr);
+ wmove(win, choice, 0);
#if OLD_NCURSES
- {
- int i;
- for (i = 0; i < menu_width; i++)
- waddch (win, ' ');
- }
+ {
+ int i;
+ for (i = 0; i < menu_width; i++)
+ waddch(win, ' ');
+ }
#else
- wclrtoeol(win);
+ wclrtoeol(win);
#endif
- wattrset (win, selected ? item_selected_attr : item_attr);
- mvwaddstr (win, choice, item_x, menu_item);
- if (hotkey) {
- wattrset (win, selected ? tag_key_selected_attr : tag_key_attr);
- mvwaddch(win, choice, item_x+j, menu_item[j]);
- }
- if (selected) {
- wmove (win, choice, item_x+1);
- wrefresh (win);
- }
+ wattrset(win, selected ? item_selected_attr : item_attr);
+ mvwaddstr(win, choice, item_x, menu_item);
+ if (hotkey) {
+ wattrset(win, selected ? tag_key_selected_attr : tag_key_attr);
+ mvwaddch(win, choice, item_x + j, menu_item[j]);
+ }
+ if (selected) {
+ wmove(win, choice, item_x + 1);
+ wrefresh(win);
+ }
}
/*
* Print the scroll indicators.
*/
static void
-print_arrows (WINDOW * win, int item_no, int scroll,
- int y, int x, int height)
+print_arrows(WINDOW * win, int item_no, int scroll, int y, int x, int height)
{
- int cur_y, cur_x;
+ int cur_y, cur_x;
- getyx(win, cur_y, cur_x);
+ getyx(win, cur_y, cur_x);
- wmove(win, y, x);
+ wmove(win, y, x);
- if (scroll > 0) {
- wattrset (win, uarrow_attr);
- waddch (win, ACS_UARROW);
- waddstr (win, "(-)");
- }
- else {
- wattrset (win, menubox_attr);
- waddch (win, ACS_HLINE);
- waddch (win, ACS_HLINE);
- waddch (win, ACS_HLINE);
- waddch (win, ACS_HLINE);
- }
+ if (scroll > 0) {
+ wattrset(win, uarrow_attr);
+ waddch(win, ACS_UARROW);
+ waddstr(win, "(-)");
+ } else {
+ wattrset(win, menubox_attr);
+ waddch(win, ACS_HLINE);
+ waddch(win, ACS_HLINE);
+ waddch(win, ACS_HLINE);
+ waddch(win, ACS_HLINE);
+ }
- y = y + height + 1;
- wmove(win, y, x);
+ y = y + height + 1;
+ wmove(win, y, x);
- if ((height < item_no) && (scroll + height < item_no)) {
- wattrset (win, darrow_attr);
- waddch (win, ACS_DARROW);
- waddstr (win, "(+)");
- }
- else {
- wattrset (win, menubox_border_attr);
- waddch (win, ACS_HLINE);
- waddch (win, ACS_HLINE);
- waddch (win, ACS_HLINE);
- waddch (win, ACS_HLINE);
- }
+ if ((height < item_no) && (scroll + height < item_no)) {
+ wattrset(win, darrow_attr);
+ waddch(win, ACS_DARROW);
+ waddstr(win, "(+)");
+ } else {
+ wattrset(win, menubox_border_attr);
+ waddch(win, ACS_HLINE);
+ waddch(win, ACS_HLINE);
+ waddch(win, ACS_HLINE);
+ waddch(win, ACS_HLINE);
+ }
- wmove(win, cur_y, cur_x);
+ wmove(win, cur_y, cur_x);
}
/*
* Display the termination buttons.
*/
-static void
-print_buttons (WINDOW *win, int height, int width, int selected)
+static void print_buttons(WINDOW * win, int height, int width, int selected)
{
- int x = width / 2 - 16;
- int y = height - 2;
+ int x = width / 2 - 16;
+ int y = height - 2;
- print_button (win, "Select", y, x, selected == 0);
- print_button (win, " Exit ", y, x + 12, selected == 1);
- print_button (win, " Help ", y, x + 24, selected == 2);
+ print_button(win, "Select", y, x, selected == 0);
+ print_button(win, " Exit ", y, x + 12, selected == 1);
+ print_button(win, " Help ", y, x + 24, selected == 2);
- wmove(win, y, x+1+12*selected);
- wrefresh (win);
+ wmove(win, y, x + 1 + 12 * selected);
+ wrefresh(win);
}
/*
* Display a menu for choosing among a number of options
*/
int
-dialog_menu (const char *title, const char *prompt, int height, int width,
- int menu_height, const char *current, int item_no,
- const char * const * items)
-
+dialog_menu(const char *title, const char *prompt, int height, int width,
+ int menu_height, const char *current, int item_no,
+ const char *const *items)
{
- int i, j, x, y, box_x, box_y;
- int key = 0, button = 0, scroll = 0, choice = 0, first_item = 0, max_choice;
- WINDOW *dialog, *menu;
- FILE *f;
+ int i, j, x, y, box_x, box_y;
+ int key = 0, button = 0, scroll = 0, choice = 0, first_item =
+ 0, max_choice;
+ WINDOW *dialog, *menu;
+ FILE *f;
- max_choice = MIN (menu_height, item_no);
+ max_choice = MIN(menu_height, item_no);
- /* center dialog box on screen */
- x = (COLS - width) / 2;
- y = (LINES - height) / 2;
+ /* center dialog box on screen */
+ x = (COLS - width) / 2;
+ y = (LINES - height) / 2;
- draw_shadow (stdscr, y, x, height, width);
+ draw_shadow(stdscr, y, x, height, width);
- dialog = newwin (height, width, y, x);
- keypad (dialog, TRUE);
+ dialog = newwin(height, width, y, x);
+ keypad(dialog, TRUE);
- draw_box (dialog, 0, 0, height, width, dialog_attr, border_attr);
- wattrset (dialog, border_attr);
- mvwaddch (dialog, height - 3, 0, ACS_LTEE);
- for (i = 0; i < width - 2; i++)
- waddch (dialog, ACS_HLINE);
- wattrset (dialog, dialog_attr);
- wbkgdset (dialog, dialog_attr & A_COLOR);
- waddch (dialog, ACS_RTEE);
+ draw_box(dialog, 0, 0, height, width, dialog_attr, border_attr);
+ wattrset(dialog, border_attr);
+ mvwaddch(dialog, height - 3, 0, ACS_LTEE);
+ for (i = 0; i < width - 2; i++)
+ waddch(dialog, ACS_HLINE);
+ wattrset(dialog, dialog_attr);
+ wbkgdset(dialog, dialog_attr & A_COLOR);
+ waddch(dialog, ACS_RTEE);
- if (title != NULL && strlen(title) >= width-2 ) {
- /* truncate long title -- mec */
- char * title2 = malloc(width-2+1);
- memcpy( title2, title, width-2 );
- title2[width-2] = '\0';
- title = title2;
- }
-
- if (title != NULL) {
- wattrset (dialog, title_attr);
- mvwaddch (dialog, 0, (width - strlen(title))/2 - 1, ' ');
- waddstr (dialog, (char *)title);
- waddch (dialog, ' ');
- }
-
- wattrset (dialog, dialog_attr);
- print_autowrap (dialog, prompt, width - 2, 1, 3);
-
- menu_width = width - 6;
- box_y = height - menu_height - 5;
- box_x = (width - menu_width) / 2 - 1;
-
- /* create new window for the menu */
- menu = subwin (dialog, menu_height, menu_width,
- y + box_y + 1, x + box_x + 1);
- keypad (menu, TRUE);
-
- /* draw a box around the menu items */
- draw_box (dialog, box_y, box_x, menu_height + 2, menu_width + 2,
- menubox_border_attr, menubox_attr);
-
- /*
- * Find length of longest item in order to center menu.
- * Set 'choice' to default item.
- */
- item_x = 0;
- for (i = 0; i < item_no; i++) {
- item_x = MAX (item_x, MIN(menu_width, strlen (items[i * 2 + 1]) + 2));
- if (strcmp(current, items[i*2]) == 0) choice = i;
- }
-
- item_x = (menu_width - item_x) / 2;
-
- /* get the scroll info from the temp file */
- if ( (f=fopen("lxdialog.scrltmp","r")) != NULL ) {
- if ( (fscanf(f,"%d\n",&scroll) == 1) && (scroll <= choice) &&
- (scroll+max_choice > choice) && (scroll >= 0) &&
- (scroll+max_choice <= item_no) ) {
- first_item = scroll;
- choice = choice - scroll;
- fclose(f);
- } else {
- scroll=0;
- remove("lxdialog.scrltmp");
- fclose(f);
- f=NULL;
+ if (title != NULL && strlen(title) >= width - 2) {
+ /* truncate long title -- mec */
+ char *title2 = malloc(width - 2 + 1);
+ memcpy(title2, title, width - 2);
+ title2[width - 2] = '\0';
+ title = title2;
}
- }
- if ( (choice >= max_choice) || (f==NULL && choice >= max_choice/2) ) {
- if (choice >= item_no-max_choice/2)
- scroll = first_item = item_no-max_choice;
- else
- scroll = first_item = choice - max_choice/2;
- choice = choice - scroll;
- }
- /* Print the menu */
- for (i=0; i < max_choice; i++) {
- print_item (menu, items[(first_item + i) * 2 + 1], i, i == choice,
- (items[(first_item + i)*2][0] != ':'));
- }
-
- wnoutrefresh (menu);
-
- print_arrows(dialog, item_no, scroll,
- box_y, box_x+item_x+1, menu_height);
-
- print_buttons (dialog, height, width, 0);
- wmove (menu, choice, item_x+1);
- wrefresh (menu);
-
- while (key != ESC) {
- key = wgetch(menu);
-
- if (key < 256 && isalpha(key)) key = tolower(key);
-
- if (strchr("ynmh", key))
- i = max_choice;
- else {
- for (i = choice+1; i < max_choice; i++) {
- j = first_alpha(items[(scroll+i)*2+1], "YyNnMmHh");
- if (key == tolower(items[(scroll+i)*2+1][j]))
- break;
+ if (title != NULL) {
+ wattrset(dialog, title_attr);
+ mvwaddch(dialog, 0, (width - strlen(title)) / 2 - 1, ' ');
+ waddstr(dialog, (char *)title);
+ waddch(dialog, ' ');
}
- if (i == max_choice)
- for (i = 0; i < max_choice; i++) {
- j = first_alpha(items[(scroll+i)*2+1], "YyNnMmHh");
- if (key == tolower(items[(scroll+i)*2+1][j]))
- break;
+
+ wattrset(dialog, dialog_attr);
+ print_autowrap(dialog, prompt, width - 2, 1, 3);
+
+ menu_width = width - 6;
+ box_y = height - menu_height - 5;
+ box_x = (width - menu_width) / 2 - 1;
+
+ /* create new window for the menu */
+ menu = subwin(dialog, menu_height, menu_width,
+ y + box_y + 1, x + box_x + 1);
+ keypad(menu, TRUE);
+
+ /* draw a box around the menu items */
+ draw_box(dialog, box_y, box_x, menu_height + 2, menu_width + 2,
+ menubox_border_attr, menubox_attr);
+
+ /*
+ * Find length of longest item in order to center menu.
+ * Set 'choice' to default item.
+ */
+ item_x = 0;
+ for (i = 0; i < item_no; i++) {
+ item_x =
+ MAX(item_x, MIN(menu_width, strlen(items[i * 2 + 1]) + 2));
+ if (strcmp(current, items[i * 2]) == 0)
+ choice = i;
+ }
+
+ item_x = (menu_width - item_x) / 2;
+
+ /* get the scroll info from the temp file */
+ if ((f = fopen("lxdialog.scrltmp", "r")) != NULL) {
+ if ((fscanf(f, "%d\n", &scroll) == 1) && (scroll <= choice) &&
+ (scroll + max_choice > choice) && (scroll >= 0) &&
+ (scroll + max_choice <= item_no)) {
+ first_item = scroll;
+ choice = choice - scroll;
+ fclose(f);
+ } else {
+ scroll = 0;
+ remove("lxdialog.scrltmp");
+ fclose(f);
+ f = NULL;
+ }
+ }
+ if ((choice >= max_choice) || (f == NULL && choice >= max_choice / 2)) {
+ if (choice >= item_no - max_choice / 2)
+ scroll = first_item = item_no - max_choice;
+ else
+ scroll = first_item = choice - max_choice / 2;
+ choice = choice - scroll;
+ }
+
+ /* Print the menu */
+ for (i = 0; i < max_choice; i++) {
+ print_item(menu, items[(first_item + i) * 2 + 1], i,
+ i == choice,
+ (items[(first_item + i) * 2][0] != ':'));
+ }
+
+ wnoutrefresh(menu);
+
+ print_arrows(dialog, item_no, scroll,
+ box_y, box_x + item_x + 1, menu_height);
+
+ print_buttons(dialog, height, width, 0);
+ wmove(menu, choice, item_x + 1);
+ wrefresh(menu);
+
+ while (key != ESC) {
+ key = wgetch(menu);
+
+ if (key < 256 && isalpha(key))
+ key = tolower(key);
+
+ if (strchr("ynmh", key))
+ i = max_choice;
+ else {
+ for (i = choice + 1; i < max_choice; i++) {
+ j = first_alpha(items[(scroll + i) * 2 + 1],
+ "YyNnMmHh");
+ if (key ==
+ tolower(items[(scroll + i) * 2 + 1][j]))
+ break;
+ }
+ if (i == max_choice)
+ for (i = 0; i < max_choice; i++) {
+ j = first_alpha(items
+ [(scroll + i) * 2 + 1],
+ "YyNnMmHh");
+ if (key ==
+ tolower(items[(scroll + i) * 2 + 1]
+ [j]))
+ break;
+ }
+ }
+
+ if (i < max_choice ||
+ key == KEY_UP || key == KEY_DOWN ||
+ key == '-' || key == '+' ||
+ key == KEY_PPAGE || key == KEY_NPAGE) {
+
+ print_item(menu, items[(scroll + choice) * 2 + 1],
+ choice, FALSE,
+ (items[(scroll + choice) * 2][0] != ':'));
+
+ if (key == KEY_UP || key == '-') {
+ if (choice < 2 && scroll) {
+ /* Scroll menu down */
+ scrollok(menu, TRUE);
+ wscrl(menu, -1);
+ scrollok(menu, FALSE);
+
+ scroll--;
+
+ print_item(menu, items[scroll * 2 + 1],
+ 0, FALSE,
+ (items[scroll * 2][0] !=
+ ':'));
+ } else
+ choice = MAX(choice - 1, 0);
+
+ } else if (key == KEY_DOWN || key == '+') {
+
+ print_item(menu,
+ items[(scroll + choice) * 2 + 1],
+ choice, FALSE,
+ (items[(scroll + choice) * 2][0] !=
+ ':'));
+
+ if ((choice > max_choice - 3) &&
+ (scroll + max_choice < item_no)
+ ) {
+ /* Scroll menu up */
+ scrollok(menu, TRUE);
+ wscrl(menu, 1);
+ scrollok(menu, FALSE);
+
+ scroll++;
+
+ print_item(menu,
+ items[(scroll + max_choice -
+ 1) * 2 + 1],
+ max_choice - 1, FALSE,
+ (items
+ [(scroll + max_choice -
+ 1) * 2][0] != ':'));
+ } else
+ choice =
+ MIN(choice + 1, max_choice - 1);
+
+ } else if (key == KEY_PPAGE) {
+ scrollok(menu, TRUE);
+ for (i = 0; (i < max_choice); i++) {
+ if (scroll > 0) {
+ wscrl(menu, -1);
+ scroll--;
+ print_item(menu,
+ items[scroll * 2 +
+ 1], 0, FALSE,
+ (items[scroll * 2][0]
+ != ':'));
+ } else {
+ if (choice > 0)
+ choice--;
+ }
+ }
+ scrollok(menu, FALSE);
+
+ } else if (key == KEY_NPAGE) {
+ for (i = 0; (i < max_choice); i++) {
+ if (scroll + max_choice < item_no) {
+ scrollok(menu, TRUE);
+ wscrl(menu, 1);
+ scrollok(menu, FALSE);
+ scroll++;
+ print_item(menu,
+ items[(scroll +
+ max_choice -
+ 1) * 2 + 1],
+ max_choice - 1,
+ FALSE,
+ (items
+ [(scroll +
+ max_choice -
+ 1) * 2][0] !=
+ ':'));
+ } else {
+ if (choice + 1 < max_choice)
+ choice++;
+ }
+ }
+
+ } else
+ choice = i;
+
+ print_item(menu, items[(scroll + choice) * 2 + 1],
+ choice, TRUE,
+ (items[(scroll + choice) * 2][0] != ':'));
+
+ print_arrows(dialog, item_no, scroll,
+ box_y, box_x + item_x + 1, menu_height);
+
+ wnoutrefresh(dialog);
+ wrefresh(menu);
+
+ continue; /* wait for another key press */
+ }
+
+ switch (key) {
+ case KEY_LEFT:
+ case TAB:
+ case KEY_RIGHT:
+ button = ((key == KEY_LEFT ? --button : ++button) < 0)
+ ? 2 : (button > 2 ? 0 : button);
+
+ print_buttons(dialog, height, width, button);
+ wrefresh(menu);
+ break;
+ case ' ':
+ case 's':
+ case 'y':
+ case 'n':
+ case 'm':
+ case '/':
+ /* save scroll info */
+ if ((f = fopen("lxdialog.scrltmp", "w")) != NULL) {
+ fprintf(f, "%d\n", scroll);
+ fclose(f);
+ }
+ delwin(dialog);
+ fprintf(stderr, "%s\n", items[(scroll + choice) * 2]);
+ switch (key) {
+ case 's':
+ return 3;
+ case 'y':
+ return 3;
+ case 'n':
+ return 4;
+ case 'm':
+ return 5;
+ case ' ':
+ return 6;
+ case '/':
+ return 7;
+ }
+ return 0;
+ case 'h':
+ case '?':
+ button = 2;
+ case '\n':
+ delwin(dialog);
+ if (button == 2)
+ fprintf(stderr, "%s \"%s\"\n",
+ items[(scroll + choice) * 2],
+ items[(scroll + choice) * 2 + 1] +
+ first_alpha(items
+ [(scroll + choice) * 2 + 1],
+ ""));
+ else
+ fprintf(stderr, "%s\n",
+ items[(scroll + choice) * 2]);
+
+ remove("lxdialog.scrltmp");
+ return button;
+ case 'e':
+ case 'x':
+ key = ESC;
+ case ESC:
+ break;
}
}
- if (i < max_choice ||
- key == KEY_UP || key == KEY_DOWN ||
- key == '-' || key == '+' ||
- key == KEY_PPAGE || key == KEY_NPAGE) {
-
- print_item (menu, items[(scroll+choice)*2+1], choice, FALSE,
- (items[(scroll+choice)*2][0] != ':'));
-
- if (key == KEY_UP || key == '-') {
- if (choice < 2 && scroll) {
- /* Scroll menu down */
- scrollok (menu, TRUE);
- wscrl (menu, -1);
- scrollok (menu, FALSE);
-
- scroll--;
-
- print_item (menu, items[scroll * 2 + 1], 0, FALSE,
- (items[scroll*2][0] != ':'));
- } else
- choice = MAX(choice - 1, 0);
-
- } else if (key == KEY_DOWN || key == '+') {
-
- print_item (menu, items[(scroll+choice)*2+1], choice, FALSE,
- (items[(scroll+choice)*2][0] != ':'));
-
- if ((choice > max_choice-3) &&
- (scroll + max_choice < item_no)
- ) {
- /* Scroll menu up */
- scrollok (menu, TRUE);
- wscrl (menu, 1);
- scrollok (menu, FALSE);
-
- scroll++;
-
- print_item (menu, items[(scroll+max_choice-1)*2+1],
- max_choice-1, FALSE,
- (items[(scroll+max_choice-1)*2][0] != ':'));
- } else
- choice = MIN(choice+1, max_choice-1);
-
- } else if (key == KEY_PPAGE) {
- scrollok (menu, TRUE);
- for (i=0; (i < max_choice); i++) {
- if (scroll > 0) {
- wscrl (menu, -1);
- scroll--;
- print_item (menu, items[scroll * 2 + 1], 0, FALSE,
- (items[scroll*2][0] != ':'));
- } else {
- if (choice > 0)
- choice--;
- }
- }
- scrollok (menu, FALSE);
-
- } else if (key == KEY_NPAGE) {
- for (i=0; (i < max_choice); i++) {
- if (scroll+max_choice < item_no) {
- scrollok (menu, TRUE);
- wscrl (menu, 1);
- scrollok (menu, FALSE);
- scroll++;
- print_item (menu, items[(scroll+max_choice-1)*2+1],
- max_choice-1, FALSE,
- (items[(scroll+max_choice-1)*2][0] != ':'));
- } else {
- if (choice+1 < max_choice)
- choice++;
- }
- }
-
- } else
- choice = i;
-
- print_item (menu, items[(scroll+choice)*2+1], choice, TRUE,
- (items[(scroll+choice)*2][0] != ':'));
-
- print_arrows(dialog, item_no, scroll,
- box_y, box_x+item_x+1, menu_height);
-
- wnoutrefresh (dialog);
- wrefresh (menu);
-
- continue; /* wait for another key press */
- }
-
- switch (key) {
- case KEY_LEFT:
- case TAB:
- case KEY_RIGHT:
- button = ((key == KEY_LEFT ? --button : ++button) < 0)
- ? 2 : (button > 2 ? 0 : button);
-
- print_buttons(dialog, height, width, button);
- wrefresh (menu);
- break;
- case ' ':
- case 's':
- case 'y':
- case 'n':
- case 'm':
- case '/':
- /* save scroll info */
- if ( (f=fopen("lxdialog.scrltmp","w")) != NULL ) {
- fprintf(f,"%d\n",scroll);
- fclose(f);
- }
- delwin (dialog);
- fprintf(stderr, "%s\n", items[(scroll + choice) * 2]);
- switch (key) {
- case 's': return 3;
- case 'y': return 3;
- case 'n': return 4;
- case 'm': return 5;
- case ' ': return 6;
- case '/': return 7;
- }
- return 0;
- case 'h':
- case '?':
- button = 2;
- case '\n':
- delwin (dialog);
- if (button == 2)
- fprintf(stderr, "%s \"%s\"\n",
- items[(scroll + choice) * 2],
- items[(scroll + choice) * 2 + 1] +
- first_alpha(items[(scroll + choice) * 2 + 1],""));
- else
- fprintf(stderr, "%s\n", items[(scroll + choice) * 2]);
-
- remove("lxdialog.scrltmp");
- return button;
- case 'e':
- case 'x':
- key = ESC;
- case ESC:
- break;
- }
- }
-
- delwin (dialog);
- remove("lxdialog.scrltmp");
- return -1; /* ESC pressed */
+ delwin(dialog);
+ remove("lxdialog.scrltmp");
+ return -1; /* ESC pressed */
}