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Make tile preview a compositor plugin effect

Browse Source 
https://bugzilla.gnome.org/show_bug.cgi?id=665758
This commit is contained in:
Stefano Facchini
2012-03-24 11:29:39 +01:00
committed by Florian Müllner
parent 17462c21e8
commit 4de3f7ca29
15 changed files with 216 additions and 279 deletions
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95
src/compositor/plugins/default.c
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@ -39,6 +39,7 @@
#define SWITCH_TIMEOUT 500
#define ACTOR_DATA_KEY "MCCP-Default-actor-data"
#define SCREEN_TILE_PREVIEW_DATA_KEY "MCCP-Default-screen-tile-preview-data"
#define META_TYPE_DEFAULT_PLUGIN (meta_default_plugin_get_type ())
#define META_DEFAULT_PLUGIN(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), META_TYPE_DEFAULT_PLUGIN, MetaDefaultPlugin))
@ -67,6 +68,7 @@ struct _MetaDefaultPluginClass
};
static GQuark actor_data_quark = 0;
static GQuark screen_tile_preview_data_quark = 0;
static void start (MetaPlugin *plugin);
static void minimize (MetaPlugin *plugin,
@ -97,6 +99,12 @@ static void kill_window_effects (MetaPlugin *plugin,
MetaWindowActor *actor);
static void kill_switch_workspace (MetaPlugin *plugin);
static void show_tile_preview (MetaPlugin *plugin,
MetaWindow *window,
MetaRectangle *tile_rect,
int tile_monitor_number);
static void hide_tile_preview (MetaPlugin *plugin);
static void confirm_display_change (MetaPlugin *plugin);
static const MetaPluginInfo * plugin_info (MetaPlugin *plugin);
@ -143,6 +151,15 @@ typedef struct
} EffectCompleteData;
typedef struct _ScreenTilePreview
{
ClutterActor *actor;
GdkRGBA *preview_color;
MetaRectangle tile_rect;
} ScreenTilePreview;
static void
meta_default_plugin_dispose (GObject *object)
{
@ -203,6 +220,8 @@ meta_default_plugin_class_init (MetaDefaultPluginClass *klass)
plugin_class->unmaximize = unmaximize;
plugin_class->destroy = destroy;
plugin_class->switch_workspace = switch_workspace;
plugin_class->show_tile_preview = show_tile_preview;
plugin_class->hide_tile_preview = hide_tile_preview;
plugin_class->plugin_info = plugin_info;
plugin_class->kill_window_effects = kill_window_effects;
plugin_class->kill_switch_workspace = kill_switch_workspace;
@ -749,6 +768,82 @@ destroy (MetaPlugin *plugin, MetaWindowActor *window_actor)
meta_plugin_destroy_completed (plugin, window_actor);
}
/*
* Tile preview private data accessor
*/
static void
free_screen_tile_preview (gpointer data)
{
ScreenTilePreview *preview = data;
if (G_LIKELY (preview != NULL)) {
clutter_actor_destroy (preview->actor);
g_slice_free (ScreenTilePreview, preview);
}
}
static ScreenTilePreview *
get_screen_tile_preview (MetaScreen *screen)
{
ScreenTilePreview *preview = g_object_get_qdata (G_OBJECT (screen), screen_tile_preview_data_quark);
if (G_UNLIKELY (screen_tile_preview_data_quark == 0))
screen_tile_preview_data_quark = g_quark_from_static_string (SCREEN_TILE_PREVIEW_DATA_KEY);
if (G_UNLIKELY (!preview))
{
preview = g_slice_new0 (ScreenTilePreview);
preview->actor = clutter_actor_new ();
clutter_actor_set_background_color (preview->actor, CLUTTER_COLOR_Blue);
clutter_actor_set_opacity (preview->actor, 100);
clutter_actor_add_child (meta_get_window_group_for_screen (screen), preview->actor);
g_object_set_qdata_full (G_OBJECT (screen),
screen_tile_preview_data_quark, preview,
free_screen_tile_preview);
}
return preview;
}
static void
show_tile_preview (MetaPlugin *plugin,
MetaWindow *window,
MetaRectangle *tile_rect,
int tile_monitor_number)
{
MetaScreen *screen = meta_plugin_get_screen (plugin);
ScreenTilePreview *preview = get_screen_tile_preview (screen);
ClutterActor *window_actor;
if (CLUTTER_ACTOR_IS_VISIBLE (preview->actor)
&& preview->tile_rect.x == tile_rect->x
&& preview->tile_rect.y == tile_rect->y
&& preview->tile_rect.width == tile_rect->width
&& preview->tile_rect.height == tile_rect->height)
return; /* nothing to do */
clutter_actor_set_position (preview->actor, tile_rect->x, tile_rect->y);
clutter_actor_set_size (preview->actor, tile_rect->width, tile_rect->height);
clutter_actor_show (preview->actor);
window_actor = CLUTTER_ACTOR (meta_window_get_compositor_private (window));
clutter_actor_lower (preview->actor, window_actor);
preview->tile_rect = *tile_rect;
}
static void
hide_tile_preview (MetaPlugin *plugin)
{
MetaScreen *screen = meta_plugin_get_screen (plugin);
ScreenTilePreview *preview = get_screen_tile_preview (screen);
clutter_actor_hide (preview->actor);
}
static void
kill_switch_workspace (MetaPlugin *plugin)
{