Index: layersel/layersel.c
===================================================================
--- layersel/layersel.c	(revision 8490)
+++ layersel/layersel.c	(revision 8491)
@@ -114,6 +114,12 @@
 	return image;
 }
 
+static gboolean group_button_press_cb(GtkWidget * widget, GdkEvent * event, gpointer user_data)
+{
+	printf("clicked\n");
+	return TRUE;
+}
+
 /** Main widget building function */
 GtkWidget *pcb_gtk_layersel_build(GtkWidget * mainwin)
 {
@@ -120,6 +126,7 @@
 	GtkWidget *main_box;
 	GtkWidget *box, *spring;
 	GtkWidget *label, *image;
+	GtkWidget *event_box;
 
 	main_box = gtkc_vbox_new(FALSE, 0);
 	box = gtkc_hbox_new(FALSE, 0);
@@ -126,7 +133,10 @@
 	label = gtk_label_new("group1");
 	gtk_label_set_angle(GTK_LABEL(label), 90);
 	gtk_label_set_ellipsize(GTK_LABEL(label), PANGO_ELLIPSIZE_END);
-	gtk_box_pack_start(GTK_BOX(box), label, FALSE, FALSE, 0);
+	event_box = gtk_event_box_new();
+	gtk_box_pack_start(GTK_BOX(box), event_box, FALSE, FALSE, 0);
+	gtk_container_add(GTK_CONTAINER(event_box), label);
+	g_signal_connect(event_box, "button-press-event", G_CALLBACK(group_button_press_cb), NULL);
 
 	image = test_gdk_pixbuf_fill();
 	gtk_box_pack_start(GTK_BOX(box), image, FALSE, FALSE, 0);