static GtkWidget *
create_fake_menu (GMenuTreeDirectory *directory)
{
GtkWidget *menu;
guint idle_id;
menu = create_empty_menu ();
g_object_set_data_full (G_OBJECT (menu),
"panel-menu-tree-directory",
gmenu_tree_item_ref (directory),
(GDestroyNotify) gmenu_tree_item_unref);
g_object_set_data (G_OBJECT (menu),
"panel-menu-needs-loading",
GUINT_TO_POINTER (TRUE));
g_signal_connect (menu, "show",
G_CALLBACK (submenu_to_display), NULL);
idle_id = g_idle_add_full (G_PRIORITY_LOW,
submenu_to_display_in_idle,
menu,
NULL);
g_object_set_data_full (G_OBJECT (menu),
"panel-menu-idle-id",
GUINT_TO_POINTER (idle_id),
remove_submenu_to_display_idle);
g_signal_connect (menu, "button_press_event",
G_CALLBACK (menu_dummy_button_press_event), NULL);
return menu;
}
void
_cinnamon_app_set_entry (CinnamonApp *app,
GMenuTreeEntry *entry)
{
if (app->entry != NULL)
gmenu_tree_item_unref (app->entry);
app->entry = gmenu_tree_item_ref (entry);
if (app->name_collation_key != NULL)
g_free (app->name_collation_key);
app->name_collation_key = g_utf8_collate_key (cinnamon_app_get_name (app), -1);
}
static ShellAppInfo *
shell_app_info_new_from_tree_item (GMenuTreeItem *item)
{
ShellAppInfo *info;
if (!item)
return NULL;
info = g_slice_alloc0 (sizeof (ShellAppInfo));
info->type = SHELL_APP_INFO_TYPE_ENTRY;
info->refcount = 1;
info->entry = gmenu_tree_item_ref (item);
return info;
}
static void
get_flattened_entries_recurse (GMenuTreeDirectory *dir,
GHashTable *entry_set)
{
GMenuTreeIter *iter = gmenu_tree_directory_iter (dir);
GMenuTreeItemType next_type;
while ((next_type = gmenu_tree_iter_next (iter)) != GMENU_TREE_ITEM_INVALID)
{
gpointer item = NULL;
switch (next_type)
{
case GMENU_TREE_ITEM_ENTRY:
{
GMenuTreeEntry *entry;
item = entry = gmenu_tree_iter_get_entry (iter);
/* Key is owned by entry */
g_hash_table_replace (entry_set,
(char*)gmenu_tree_entry_get_desktop_file_id (entry),
gmenu_tree_item_ref (entry));
}
break;
case GMENU_TREE_ITEM_DIRECTORY:
{
item = gmenu_tree_iter_get_directory (iter);
get_flattened_entries_recurse ((GMenuTreeDirectory*)item, entry_set);
}
break;
default:
break;
}
if (item != NULL)
gmenu_tree_item_unref (item);
}
gmenu_tree_iter_unref (iter);
}
static void
on_apps_tree_changed_cb (GMenuTree *tree,
gpointer user_data)
{
ShellAppSystem *self = SHELL_APP_SYSTEM (user_data);
GError *error = NULL;
GHashTable *new_apps;
GHashTableIter iter;
gpointer key, value;
GSList *removed_apps = NULL;
GSList *removed_node;
g_assert (tree == self->priv->apps_tree);
g_hash_table_remove_all (self->priv->visible_id_to_app);
g_slist_free_full (self->priv->known_vendor_prefixes, g_free);
self->priv->known_vendor_prefixes = NULL;
if (!gmenu_tree_load_sync (self->priv->apps_tree, &error))
{
if (error)
{
g_warning ("Failed to load apps: %s", error->message);
g_error_free (error);
}
else
{
g_warning ("Failed to load apps");
}
return;
}
new_apps = get_flattened_entries_from_tree (self->priv->apps_tree);
g_hash_table_iter_init (&iter, new_apps);
while (g_hash_table_iter_next (&iter, &key, &value))
{
const char *id = key;
GMenuTreeEntry *entry = value;
GMenuTreeEntry *old_entry;
char *prefix;
ShellApp *app;
prefix = get_prefix_for_entry (entry);
if (prefix != NULL
&& !g_slist_find_custom (self->priv->known_vendor_prefixes, prefix,
(GCompareFunc)g_strcmp0))
self->priv->known_vendor_prefixes = g_slist_append (self->priv->known_vendor_prefixes,
prefix);
else
g_free (prefix);
app = g_hash_table_lookup (self->priv->id_to_app, id);
if (app != NULL)
{
/* We hold a reference to the original entry temporarily,
* because otherwise the hash table would be referencing
* potentially free'd memory until we replace it below with
* the new data.
*/
old_entry = shell_app_get_tree_entry (app);
gmenu_tree_item_ref (old_entry);
_shell_app_set_entry (app, entry);
g_object_ref (app); /* Extra ref, removed in _replace below */
}
else
{
old_entry = NULL;
app = _shell_app_new (entry);
}
/* Note that "id" is owned by app->entry. Since we're always
* setting a new entry, even if the app already exists in the
* hash table we need to replace the key so that the new id
* string is pointed to.
*/
g_hash_table_replace (self->priv->id_to_app, (char*)id, app);
if (!gmenu_tree_entry_get_is_nodisplay_recurse (entry))
g_hash_table_replace (self->priv->visible_id_to_app, (char*)id, app);
if (old_entry)
gmenu_tree_item_unref (old_entry);
}
/* Now iterate over the apps again; we need to unreference any apps
* which have been removed. The JS code may still be holding a
* reference; that's fine.
*/
g_hash_table_iter_init (&iter, self->priv->id_to_app);
while (g_hash_table_iter_next (&iter, &key, &value))
{
const char *id = key;
if (!g_hash_table_lookup (new_apps, id))
removed_apps = g_slist_prepend (removed_apps, (char*)id);
}
for (removed_node = removed_apps; removed_node; removed_node = removed_node->next)
{
const char *id = removed_node->data;
g_hash_table_remove (self->priv->id_to_app, id);
}
g_slist_free (removed_apps);
g_hash_table_destroy (new_apps);
g_signal_emit (self, signals[INSTALLED_CHANGED], 0);
}
static gpointer _gmenu_tree_item_ref0 (gpointer self) {
return self ? gmenu_tree_item_ref (self) : NULL;
}
