check the radio buttons when they get focus (closes 777500)

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@23774 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/msw/radiobut.h

@@ -52,9 +52,6 @@ public:
     // implementation only from now on
     virtual bool MSWCommand(WXUINT param, WXWORD id);
     virtual void Command(wxCommandEvent& event);
-    virtual long MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam);
-
-    virtual void SetFocus();
 
 protected:
     virtual wxSize DoGetBestSize() const;
@@ -63,8 +60,9 @@ private:
     // common part of all ctors
     void Init();
 
-    // see the comments in SetFocus()
-    bool m_focusJustSet;
+    // we need to store the state internally as the result of GetValue()
+    // sometimes gets out of sync in WM_COMMAND handler
+    bool m_isChecked;
 
     DECLARE_DYNAMIC_CLASS_NO_COPY(wxRadioButton)
 };