moved all wxDialog event handlers to wxDialogBase to avoid code duplication

(sixplication?) among ports; as a side effect added public wxDialog methods to
wxDialogBase as well and moved EndDialog() (previously implemented by wxMSW,
wxMotif, wxMac and wxCocoa but not the other ports) to wxDialogBase too


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@40687 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/gtk/dialog.h

@@ -47,12 +47,6 @@ public:
             const wxString &name = wxDialogNameStr );
     ~wxDialog() {}
 
-    void OnApply( wxCommandEvent &event );
-    void OnCancel( wxCommandEvent &event );
-    void OnOK( wxCommandEvent &event );
-    void OnPaint( wxPaintEvent& event );
-    void OnCloseWindow( wxCloseEvent& event );
-
     virtual bool Show( bool show = TRUE );
     virtual int ShowModal();
     virtual void EndModal( int retCode );
@@ -64,12 +58,10 @@ public:
 
     bool       m_modalShowing;
 
-protected:
+private:
     // common part of all ctors
     void Init();
 
-private:
-    DECLARE_EVENT_TABLE()
     DECLARE_DYNAMIC_CLASS(wxDialog)
 };