// Override to add custom buttons to the toolbar
virtual void AddToolbarButtons(wxToolBar* WXUNUSED(toolBar), int WXUNUSED(style)) {};
-protected:
// we don't want to prevent the app from closing just because a help window
// remains opened
virtual bool ShouldPreventAppExit() const { return false; }
+protected:
void Init(wxHtmlHelpData* data = NULL);
void OnCloseWindow(wxCloseEvent& event);