static void
restore_selection (RBLibraryBrowser *widget,
gint property_index,
gboolean query_pending)
{
RBLibraryBrowserPrivate *priv = RB_LIBRARY_BROWSER_GET_PRIVATE (widget);
RBPropertyView *view;
GList *selections;
SelectionRestoreData *data;
view = g_hash_table_lookup (priv->property_views, (gpointer)browser_properties[property_index].type);
selections = g_hash_table_lookup (priv->selections, (gpointer)browser_properties[property_index].type);
if (query_pending) {
g_object_ref (widget);
data = g_new0 (SelectionRestoreData, 1);
data->widget = widget;
data->view = view;
data->selections = selections;
data->model = priv->input_model;
data->handler_id =
g_signal_connect_data (priv->input_model,
"complete",
G_CALLBACK (query_complete_cb),
data,
(GClosureNotify) selection_restore_data_destroy,
0);
} else {
ignore_selection_changes (widget, view, FALSE);
rb_property_view_set_selection (view, selections);
}
}
static void
reset_view_cb (RhythmDBPropType prop,
RBPropertyView *view,
RBLibraryBrowser *widget)
{
rb_property_view_set_selection (view, NULL);
}
static void
query_complete_cb (RhythmDBQueryModel *model,
SelectionRestoreData *data)
{
ignore_selection_changes (data->widget, data->view, FALSE);
rb_property_view_set_selection (data->view, data->selections);
g_signal_handler_disconnect (data->model, data->handler_id);
}
static void
update_browser_property_visibilty (RhythmDBPropType prop,
RBPropertyView *view,
GList *properties)
{
gboolean old_vis, new_vis;
old_vis = GTK_WIDGET_VISIBLE (view);
new_vis = (g_list_find (properties, (gpointer)prop) != NULL);
if (old_vis != new_vis) {
if (new_vis) {
gtk_widget_show (GTK_WIDGET (view));
} else {
gtk_widget_hide (GTK_WIDGET (view));
rb_property_view_set_selection (view, NULL);
}
}
}
static void
rb_iradio_source_do_query (RBIRadioSource *source)
{
RhythmDBQueryModel *genre_query_model = NULL;
RhythmDBQueryModel *station_query_model = NULL;
RhythmDBPropertyModel *genre_model;
GPtrArray *query;
RhythmDBEntryType *entry_type;
/* don't update the selection while we're rebuilding the query */
source->priv->setting_new_query = TRUE;
/* construct and run the query for the search box.
* this is used as the model for the genre view.
*/
g_object_get (source, "entry-type", &entry_type, NULL);
query = rhythmdb_query_parse (source->priv->db,
RHYTHMDB_QUERY_PROP_EQUALS,
RHYTHMDB_PROP_TYPE,
entry_type,
RHYTHMDB_QUERY_END);
g_object_unref (entry_type);
if (source->priv->search_query != NULL) {
rhythmdb_query_append (source->priv->db,
query,
RHYTHMDB_QUERY_SUBQUERY,
source->priv->search_query,
RHYTHMDB_QUERY_END);
}
genre_model = rb_property_view_get_model (source->priv->genres);
genre_query_model = rhythmdb_query_model_new_empty (source->priv->db);
g_object_set (genre_model, "query-model", genre_query_model, NULL);
rhythmdb_do_full_query_parsed (source->priv->db,
RHYTHMDB_QUERY_RESULTS (genre_query_model),
query);
rhythmdb_query_free (query);
query = NULL;
/* check the selected genre is still available, and if not, select 'all' */
if (source->priv->selected_genre != NULL) {
GList *sel = NULL;
if (!rhythmdb_property_model_iter_from_string (genre_model,
source->priv->selected_genre,
NULL)) {
g_free (source->priv->selected_genre);
source->priv->selected_genre = NULL;
}
sel = g_list_prepend (sel, source->priv->selected_genre);
rb_property_view_set_selection (source->priv->genres, sel);
g_list_free (sel);
}
/* if a genre is selected, construct a new query for it, and create
* a new model based on the search box query model. otherwise, just
* reuse the search box query model.
*/
if (source->priv->selected_genre != NULL) {
rb_debug ("matching on genre \"%s\"", source->priv->selected_genre);
station_query_model = rhythmdb_query_model_new_empty (source->priv->db);
query = rhythmdb_query_parse (source->priv->db,
RHYTHMDB_QUERY_PROP_EQUALS,
RHYTHMDB_PROP_GENRE,
source->priv->selected_genre,
RHYTHMDB_QUERY_END);
g_object_set (station_query_model,
"query", query,
"base-model", genre_query_model,
NULL);
rhythmdb_query_free (query);
query = NULL;
} else {
station_query_model = g_object_ref (genre_query_model);
}
rb_entry_view_set_model (source->priv->stations, station_query_model);
g_object_set (source, "query-model", station_query_model, NULL);
g_object_unref (genre_query_model);
g_object_unref (station_query_model);
source->priv->setting_new_query = FALSE;
}
