/* Stack * * GtkStack is a container that shows a single child at a time, * with nice transitions when the visible child changes. * * GtkStackSwitcher adds buttons to control which child is visible. */ #include GtkWidget * do_stack (GtkWidget *do_widget) { static GtkWidget *window = NULL; if (!window) { GtkBuilder *builder; builder = gtk_builder_new_from_resource ("/stack/stack.ui"); gtk_builder_connect_signals (builder, NULL); window = GTK_WIDGET (gtk_builder_get_object (builder, "window1")); gtk_window_set_screen (GTK_WINDOW (window), gtk_widget_get_screen (do_widget)); g_signal_connect (window, "destroy", G_CALLBACK (gtk_widget_destroyed), &window); g_object_unref (builder); } if (!gtk_widget_get_visible (window)) gtk_widget_show (window); else gtk_widget_destroy (window); return window; }