Use accessor functions to access GtkDialog

[~andy/gtk] / demos / gtk-demo / expander.c

diff --git a/demos/gtk-demo/expander.c b/demos/gtk-demo/expander.c
index acd51ba8fbe082afb51d03003b922f1e03283eb4..9b384fbefe7afa75d07367b287410ac26a5b6cc8 100644 (file)
--- a/demos/gtk-demo/expander.c
+++ b/demos/gtk-demo/expander.c
@@ -13,6 +13,7 @@ static GtkWidget *window = NULL;
 GtkWidget *
 do_expander (GtkWidget *do_widget)
 {
+  GtkWidget *content_area;
   GtkWidget *vbox;
   GtkWidget *label;
   GtkWidget *expander;
@@ -32,8 +33,10 @@ do_expander (GtkWidget *do_widget)
     g_signal_connect (window, "destroy",
                      G_CALLBACK (gtk_widget_destroyed), &window);
 
+    content_area = gtk_dialog_get_content_area (GTK_DIALOG (window));
+
     vbox = gtk_vbox_new (FALSE, 5);
-    gtk_box_pack_start (GTK_BOX (GTK_DIALOG (window)->vbox), vbox, TRUE, TRUE, 0);
+    gtk_box_pack_start (GTK_BOX (content_area), vbox, TRUE, TRUE, 0);
     gtk_container_set_border_width (GTK_CONTAINER (vbox), 5);
 
     label = gtk_label_new ("Expander demo. Click on the triangle for details.");