diff --git a/gtk/gtkbin.c b/gtk/gtkbin.c index e141529e5f..0691588197 100644 --- a/gtk/gtkbin.c +++ b/gtk/gtkbin.c @@ -42,6 +42,9 @@ static GType gtk_bin_child_type (GtkContainer *container); static void gtk_bin_extended_layout_interface_init (GtkExtendedLayoutIface *iface); + +static GtkExtendedLayoutIface *parent_extended_layout_iface; + G_DEFINE_ABSTRACT_TYPE_WITH_CODE (GtkBin, gtk_bin, GTK_TYPE_CONTAINER, G_IMPLEMENT_INTERFACE (GTK_TYPE_EXTENDED_LAYOUT, gtk_bin_extended_layout_interface_init)) @@ -156,11 +159,13 @@ gtk_bin_extended_layout_get_desired_size (GtkExtendedLayout *layout, GtkRequisition *minimum_size, GtkRequisition *natural_size) { - GtkWidget *child; + GtkBin *bin = GTK_BIN (layout); - child = gtk_bin_get_child (GTK_BIN (layout)); - - gtk_widget_get_desired_size (child, minimum_size, natural_size); + if (bin->child && gtk_widget_get_visible (bin->child)) + gtk_widget_get_desired_size (bin->child, minimum_size, natural_size); + else + /* Just let GtkWidgetClass clear the values */ + parent_extended_layout_iface->get_desired_size (layout, minimum_size, natural_size); } static void @@ -194,7 +199,9 @@ gtk_bin_extended_layout_get_height_for_width (GtkExtendedLayout *layout, static void gtk_bin_extended_layout_interface_init (GtkExtendedLayoutIface *iface) { - iface->get_desired_size = gtk_bin_extended_layout_get_desired_size; + parent_extended_layout_iface = g_type_interface_peek_parent (iface); + + iface->get_desired_size = gtk_bin_extended_layout_get_desired_size; iface->get_height_for_width = gtk_bin_extended_layout_get_height_for_width; iface->get_width_for_height = gtk_bin_extended_layout_get_width_for_height; }