Call wxTLW::SetDefaultItem() from wxButtonBase::SetDefault() instead of doing

it in wxButton implementations in (almost) all ports; changed its return type
to "wxWindow *" from "void" to accommodate the ports needing the old default
item (replaces part of patch 1696563)


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@45338 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/motif/button.h

@@ -15,8 +15,6 @@
 // Pushbutton
 class WXDLLEXPORT wxButton: public wxButtonBase
 {
-    DECLARE_DYNAMIC_CLASS(wxButton)
-
 public:
     wxButton() { }
     wxButton(wxWindow *parent,
@@ -37,23 +35,23 @@ public:
         const wxValidator& validator = wxDefaultValidator,
         const wxString& name = wxButtonNameStr);
 
-    virtual void SetDefault();
+    virtual wxWindow *SetDefault();
     virtual void Command(wxCommandEvent& event);
 
     static wxSize GetDefaultSize();
 
     // Implementation
-protected:
+    virtual wxSize GetMinSize() const;
 
+protected:
     virtual wxSize DoGetBestSize() const;
 
 private:
-
-    virtual wxSize GetMinSize() const;
     wxSize OldGetBestSize() const;
     wxSize OldGetMinSize() const;
     void SetDefaultShadowThicknessAndResize();
+
+    DECLARE_DYNAMIC_CLASS(wxButton)
 };
 
-#endif
-// _WX_BUTTON_H_
+#endif // _WX_BUTTON_H_