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bell: add a composited flash-screen function

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The old bell_flash_screen() has no effect when compositing. Add
meta_compositor_flash_screen(), and use that instead.

https://bugzilla.gnome.org/show_bug.cgi?id=639765
This commit is contained in:
Dan Winship 2011-03-18 09:36:28 -04:00
parent 9f39a18fc5
commit 3597035f67
3 changed files with 58 additions and 3 deletions
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44
src/compositor/compositor.c
View File

@ -1187,3 +1187,47 @@ meta_get_overlay_window (MetaScreen *screen)
return info->output;
}
#define FLASH_TIME_MS 50
static void
flash_out_completed (ClutterAnimation *animation,
ClutterActor *flash)
{
clutter_actor_destroy (flash);
}
static void
flash_in_completed (ClutterAnimation *animation,
ClutterActor *flash)
{
clutter_actor_animate (flash, CLUTTER_EASE_IN_QUAD,
FLASH_TIME_MS,
"opacity", 0,
"signal-after::completed", flash_out_completed, flash,
NULL);
}
void
meta_compositor_flash_screen (MetaCompositor *compositor,
MetaScreen *screen)
{
ClutterActor *stage;
ClutterActor *flash;
ClutterColor black = { 0, 0, 0, 255 };
gfloat width, height;
stage = meta_get_stage_for_screen (screen);
clutter_actor_get_size (stage, &width, &height);
flash = clutter_rectangle_new_with_color (&black);
clutter_actor_set_size (flash, width, height);
clutter_actor_set_opacity (flash, 0);
clutter_container_add_actor (CLUTTER_CONTAINER (stage), flash);
clutter_actor_animate (flash, CLUTTER_EASE_OUT_QUAD,
FLASH_TIME_MS,
"opacity", 192,
"signal-after::completed", flash_in_completed, flash,
NULL);
}

14
src/core/bell.c
View File

@ -149,7 +149,7 @@ bell_flash_screen (MetaDisplay *display,
#ifdef HAVE_XKB
static void
bell_flash_fullscreen (MetaDisplay *display,
XkbAnyEvent *xkb_ev)
XkbAnyEvent *xkb_ev)
{
XkbBellNotifyEvent *xkb_bell_ev = (XkbBellNotifyEvent *) xkb_ev;
MetaScreen *screen;
@ -159,7 +159,12 @@ bell_flash_fullscreen (MetaDisplay *display,
{
screen = meta_display_screen_for_xwindow (display, xkb_bell_ev->window);
if (screen)
bell_flash_screen (display, screen);
{
if (display->compositor)
meta_compositor_flash_screen (display->compositor, screen);
else
bell_flash_screen (display, screen);
}
}
else
{
@ -167,7 +172,10 @@ bell_flash_fullscreen (MetaDisplay *display,
while (screen_list)
{
screen = (MetaScreen *) screen_list->data;
bell_flash_screen (display, screen);
if (display->compositor)
meta_compositor_flash_screen (display->compositor, screen);
else
bell_flash_screen (display, screen);
screen_list = screen_list->next;
}
}

3
src/meta/compositor.h
View File

@ -160,4 +160,7 @@ void meta_compositor_sync_screen_size (MetaCompositor *compositor,
guint width,
guint height);
void meta_compositor_flash_screen (MetaCompositor *compositor,
MetaScreen *screen);
#endif /* META_COMPOSITOR_H */