/**
* shell_app_info_create_icon_texture:
*
* Look up the icon for this application, and create a #ClutterTexture
* for it at the given size.
*
* Return value: (transfer none): A floating #ClutterActor
*/
ClutterActor *
shell_app_info_create_icon_texture (ShellAppInfo *info, float size)
{
GIcon *icon;
ClutterActor *ret;
ret = NULL;
if (info->type == SHELL_APP_INFO_TYPE_WINDOW)
{
ret = st_texture_cache_bind_pixbuf_property (st_texture_cache_get_default (),
G_OBJECT (info->window),
"icon");
}
else
{
icon = shell_app_info_get_icon (info);
if (icon != NULL)
{
ret = st_texture_cache_load_gicon (st_texture_cache_get_default (), NULL, icon, (int)size);
g_object_unref (icon);
}
}
if (ret == NULL)
{
icon = g_themed_icon_new ("application-x-executable");
ret = st_texture_cache_load_gicon (st_texture_cache_get_default (), NULL, icon, (int)size);
g_object_unref (icon);
}
return ret;
}
/**
* cinnamon_app_create_icon_texture:
*
* Look up the icon for this application, and create a #ClutterTexture
* for it at the given size.
*
* Return value: (transfer none): A floating #ClutterActor
*/
ClutterActor *
cinnamon_app_create_icon_texture (CinnamonApp *app,
int size)
{
GIcon *icon;
ClutterActor *ret;
ret = NULL;
if (app->entry == NULL)
return window_backed_app_get_icon (app, size);
icon = g_app_info_get_icon (G_APP_INFO (gmenu_tree_entry_get_app_info (app->entry)));
if (icon != NULL)
ret = st_texture_cache_load_gicon (st_texture_cache_get_default (), NULL, icon, size);
if (ret == NULL)
{
icon = g_themed_icon_new ("application-x-executable");
ret = st_texture_cache_load_gicon (st_texture_cache_get_default (), NULL, icon, size);
g_object_unref (icon);
}
return ret;
}
/**
* shell_app_info_create_icon_texture:
*
* Look up the icon for this application, and create a #ClutterTexture
* for it at the given size.
*
* Return value: (transfer none): A floating #ClutterActor
*/
ClutterActor *
shell_app_info_create_icon_texture (ShellAppInfo *info, float size)
{
GIcon *icon;
ClutterActor *ret;
if (info->type == SHELL_APP_INFO_TYPE_WINDOW)
{
return st_texture_cache_bind_pixbuf_property (st_texture_cache_get_default (),
G_OBJECT (info->window),
"icon");
}
icon = shell_app_info_get_icon (info);
if (icon == NULL)
{
ret = clutter_texture_new ();
g_object_set (ret, "opacity", 0, "width", size, "height", size, NULL);
}
else
{
ret = st_texture_cache_load_gicon (st_texture_cache_get_default (), icon, (int)size);
g_object_unref (icon);
}
return ret;
}
/**
* shell_startup_sequence_create_icon:
* @sequence:
* @size: Size in pixels of icon
*
* Returns: (transfer none): A new #ClutterTexture containing an icon for the sequence
*/
ClutterActor *
shell_startup_sequence_create_icon (ShellStartupSequence *sequence, guint size)
{
GIcon *themed;
const char *icon_name;
ClutterActor *texture;
gint scale;
ShellGlobal *global;
StThemeContext *context;
global = shell_global_get ();
context = st_theme_context_get_for_stage (shell_global_get_stage (global));
g_object_get (context, "scale-factor", &scale, NULL);
icon_name = sn_startup_sequence_get_icon_name ((SnStartupSequence*)sequence);
if (!icon_name)
{
texture = clutter_texture_new ();
clutter_actor_set_size (texture, size * scale, size * scale);
return texture;
}
themed = g_themed_icon_new (icon_name);
texture = st_texture_cache_load_gicon (st_texture_cache_get_default (),
NULL, themed, size, scale);
g_object_unref (G_OBJECT (themed));
return texture;
}
static void
st_icon_update (StIcon *icon)
{
StIconPrivate *priv = icon->priv;
StThemeNode *theme_node;
StTextureCache *cache;
if (priv->pending_texture)
{
clutter_actor_destroy (priv->pending_texture);
g_object_unref (priv->pending_texture);
priv->pending_texture = NULL;
priv->opacity_handler_id = 0;
}
theme_node = st_widget_peek_theme_node (ST_WIDGET (icon));
if (theme_node == NULL)
return;
cache = st_texture_cache_get_default ();
if (priv->gicon)
{
priv->pending_texture = st_texture_cache_load_gicon (cache,
(priv->icon_type != ST_ICON_APPLICATION &&
priv->icon_type != ST_ICON_DOCUMENT) ?
theme_node : NULL,
priv->gicon,
priv->icon_size);
}
else if (priv->icon_name)
{
priv->pending_texture = st_texture_cache_load_icon_name (cache,
theme_node,
priv->icon_name,
priv->icon_type,
priv->icon_size);
}
if (priv->pending_texture)
{
g_object_ref_sink (priv->pending_texture);
if (clutter_actor_get_opacity (priv->pending_texture) != 0 || priv->icon_texture == NULL)
{
/* This icon is ready for showing, or nothing else is already showing */
st_icon_finish_update (icon);
}
else
{
/* Will be shown when fully loaded */
priv->opacity_handler_id = g_signal_connect (priv->pending_texture, "notify::opacity", G_CALLBACK (opacity_changed_cb), icon);
}
}
else if (priv->icon_texture)
{
clutter_actor_destroy (priv->icon_texture);
priv->icon_texture = NULL;
}
}
/**
* st_texture_cache_load_icon_name:
* @cache: The texture cache instance
* @name: Name of a themed icon
* @size: Size of themed
*
* Load a themed icon into a texture.
*
* Return Value: (transfer none): A new #ClutterTexture for the icon
*/
ClutterActor *
st_texture_cache_load_icon_name (StTextureCache *cache,
const char *name,
gint size)
{
ClutterActor *texture;
GIcon *themed;
themed = g_themed_icon_new (name);
texture = st_texture_cache_load_gicon (cache, themed, size);
g_object_unref (themed);
return CLUTTER_ACTOR (texture);
}
/**
* st_texture_cache_load_recent_thumbnail:
* @cache:
* @size: Size in pixels to use for thumbnail
* @info: Recent item info
*
* Asynchronously load a thumbnail image of a #GtkRecentInfo into a texture. The
* returned texture object will be a new instance; however, its texture data
* may be shared with other objects. This implies the texture data is cached.
*
* The current caching policy is permanent; to uncache, you must explicitly
* call st_texture_cache_unref_recent_thumbnail().
*
* Returns: (transfer none): A new #ClutterActor
*/
ClutterActor *
st_texture_cache_load_recent_thumbnail (StTextureCache *cache,
int size,
GtkRecentInfo *info)
{
ClutterTexture *texture;
AsyncTextureLoadData *data;
char *key;
CoglHandle texdata;
const char *uri;
uri = gtk_recent_info_get_uri (info);
/* Don't attempt to load thumbnails for non-local URIs */
if (!g_str_has_prefix (uri, "file://"))
{
GIcon *icon = icon_for_recent (info);
return st_texture_cache_load_gicon (cache, icon, size);
}
texture = CLUTTER_TEXTURE (clutter_texture_new ());
clutter_actor_set_size (CLUTTER_ACTOR (texture), size, size);
key = g_strdup_printf (CACHE_PREFIX_THUMBNAIL_URI "uri=%s,size=%d", uri, size);
texdata = g_hash_table_lookup (cache->priv->keyed_cache, key);
if (!texdata)
{
data = g_new0 (AsyncTextureLoadData, 1);
data->key = g_strdup (key);
data->policy = ST_TEXTURE_CACHE_POLICY_FOREVER;
data->thumbnail = TRUE;
data->recent_info = gtk_recent_info_ref (info);
data->width = size;
data->height = size;
data->textures = g_slist_prepend (data->textures, g_object_ref (texture));
load_recent_thumbnail_async (cache, info, size, NULL, on_pixbuf_loaded, data);
}
else
{
set_texture_cogl_texture (texture, texdata);
}
g_free (key);
return CLUTTER_ACTOR (texture);
}
/**
* shell_startup_sequence_create_icon:
* @sequence:
* @size: Size in pixels of icon
*
* Returns: (transfer none): A new #ClutterTexture containing an icon for the sequence
*/
ClutterActor *
shell_startup_sequence_create_icon (ShellStartupSequence *sequence, guint size)
{
GIcon *themed;
const char *icon_name;
ClutterActor *texture;
icon_name = sn_startup_sequence_get_icon_name ((SnStartupSequence*)sequence);
if (!icon_name)
{
texture = clutter_texture_new ();
clutter_actor_set_size (texture, size, size);
return texture;
}
themed = g_themed_icon_new (icon_name);
texture = st_texture_cache_load_gicon (st_texture_cache_get_default (),
themed, size);
g_object_unref (G_OBJECT (themed));
return texture;
}
static void
st_icon_update (StIcon *icon)
{
StIconPrivate *priv = icon->priv;
StThemeNode *theme_node;
StTextureCache *cache;
gint scale;
ClutterActor *stage;
StThemeContext *context;
if (priv->pending_texture)
{
clutter_actor_destroy (priv->pending_texture);
g_object_unref (priv->pending_texture);
priv->pending_texture = NULL;
priv->opacity_handler_id = 0;
}
theme_node = st_widget_peek_theme_node (ST_WIDGET (icon));
if (theme_node == NULL)
return;
stage = clutter_actor_get_stage (CLUTTER_ACTOR (icon));
context = st_theme_context_get_for_stage (CLUTTER_STAGE (stage));
g_object_get (context, "scale-factor", &scale, NULL);
cache = st_texture_cache_get_default ();
if (priv->gicon != NULL)
priv->pending_texture = st_texture_cache_load_gicon (cache,
theme_node,
priv->gicon,
priv->icon_size,
scale);
if (priv->pending_texture == NULL && priv->fallback_gicon != NULL)
priv->pending_texture = st_texture_cache_load_gicon (cache,
theme_node,
priv->fallback_gicon,
priv->icon_size,
scale);
if (priv->pending_texture)
{
g_object_ref_sink (priv->pending_texture);
if (clutter_actor_get_opacity (priv->pending_texture) != 0 || priv->icon_texture == NULL)
{
/* This icon is ready for showing, or nothing else is already showing */
st_icon_finish_update (icon);
}
else
{
/* Will be shown when fully loaded */
priv->opacity_handler_id = g_signal_connect_object (priv->pending_texture, "notify::opacity", G_CALLBACK (opacity_changed_cb), icon, 0);
}
}
else if (priv->icon_texture)
{
clutter_actor_destroy (priv->icon_texture);
priv->icon_texture = NULL;
}
}
