More changes to various controls for more reliably

preventing them from emitting event when their
     state was changed programatically.


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@12467 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/gtk/checkbox.h

@@ -54,6 +54,8 @@ public:
 
     GtkWidget *m_widgetCheckbox;
     GtkWidget *m_widgetLabel;
+    
+    bool       m_blockEvent;
 
 protected:
     virtual wxSize DoGetBestSize() const;