Don't allow the user to set the 'ID' of exported canvases to be empty.

[synfig.git] / synfig-studio / trunk / src / gtkmm / dockbook.cpp

diff --git a/synfig-studio/trunk/src/gtkmm/dockbook.cpp b/synfig-studio/trunk/src/gtkmm/dockbook.cpp
index 21ed82f..5d1a460 100644 (file)
--- a/synfig-studio/trunk/src/gtkmm/dockbook.cpp
+++ b/synfig-studio/trunk/src/gtkmm/dockbook.cpp
@@ -38,6 +38,8 @@
 #include <gtkmm/eventbox.h>
 #include <gtkmm/menu.h>
 
+#include "general.h"
+
 #endif
 
 /* === U S I N G =========================================================== */
@@ -238,6 +240,7 @@ DockBook::tab_button_pressed(GdkEventButton* event, Dockable* dockable)
                return false;
 
        Gtk::Menu *tabmenu=manage(new class Gtk::Menu());
+       tabmenu->signal_hide().connect(sigc::bind(sigc::ptr_fun(&delete_widget), tabmenu));
 
        tabmenu->items().push_back(
                Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("gtk-close"),