forked from AuroraMiddleware/gtk
aaed61de66
We were leaking the builder in the builder demo, by creating a ref cycle. This was showing up as the list entry not going back to upright after closing the window.
96 lines
2.8 KiB
C
96 lines
2.8 KiB
C
/* Builder
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*
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* Demonstrates an interface loaded from a XML description.
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*/
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#include <gtk/gtk.h>
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static void
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quit_activate (GSimpleAction *action,
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GVariant *parameter,
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gpointer user_data)
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{
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GtkWidget *window = user_data;
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gtk_window_destroy (GTK_WINDOW (window));
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}
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static void
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about_activate (GSimpleAction *action,
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GVariant *parameter,
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gpointer user_data)
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{
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GtkWidget *window = user_data;
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GtkBuilder *builder;
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GtkWidget *about_dlg;
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builder = g_object_get_data (G_OBJECT (window), "builder");
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about_dlg = GTK_WIDGET (gtk_builder_get_object (builder, "aboutdialog1"));
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gtk_window_set_transient_for (GTK_WINDOW (about_dlg), GTK_WINDOW (window));
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gtk_window_set_hide_on_close (GTK_WINDOW (about_dlg), TRUE);
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g_signal_connect (about_dlg, "response", G_CALLBACK (gtk_widget_hide), NULL);
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gtk_widget_show (about_dlg);
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}
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static void
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help_activate (GSimpleAction *action,
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GVariant *parameter,
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gpointer user_data)
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{
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g_print ("Help not available\n");
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}
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static void
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not_implemented (GSimpleAction *action,
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GVariant *parameter,
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gpointer user_data)
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{
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g_print ("Action “%s” not implemented\n", g_action_get_name (G_ACTION (action)));
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}
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static GActionEntry win_entries[] = {
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{ "new", not_implemented, NULL, NULL, NULL },
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{ "open", not_implemented, NULL, NULL, NULL },
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{ "save", not_implemented, NULL, NULL, NULL },
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{ "save-as", not_implemented, NULL, NULL, NULL },
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{ "copy", not_implemented, NULL, NULL, NULL },
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{ "cut", not_implemented, NULL, NULL, NULL },
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{ "paste", not_implemented, NULL, NULL, NULL },
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{ "quit", quit_activate, NULL, NULL, NULL },
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{ "about", about_activate, NULL, NULL, NULL },
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{ "help", help_activate, NULL, NULL, NULL }
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};
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GtkWidget *
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do_builder (GtkWidget *do_widget)
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{
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static GtkWidget *window = NULL;
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GActionGroup *actions;
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if (!window)
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{
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GtkBuilder *builder;
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builder = gtk_builder_new_from_resource ("/builder/demo.ui");
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window = GTK_WIDGET (gtk_builder_get_object (builder, "window1"));
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gtk_window_set_display (GTK_WINDOW (window),
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gtk_widget_get_display (do_widget));
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g_object_add_weak_pointer (G_OBJECT (window), (gpointer *)&window);
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actions = (GActionGroup*)g_simple_action_group_new ();
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g_action_map_add_action_entries (G_ACTION_MAP (actions),
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win_entries, G_N_ELEMENTS (win_entries),
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window);
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gtk_widget_insert_action_group (window, "win", actions);
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g_object_unref (builder);
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}
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if (!gtk_widget_get_visible (window))
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gtk_widget_show (window);
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else
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gtk_window_destroy (GTK_WINDOW (window));
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return window;
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}
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