void ui_playlist_select_item(instance_t* app, int idx);
int ui_playlist_item_dialog(instance_t* app, playlist_item_t* item);
void ui_playlist_draw(instance_t* app);
-void ui_set_status(instance_t* app, char* str);
+void ui_set_status(instance_t* app, char* str, int lock);
struct ui_playlist_io_funcs
{