Making the enabled and visible states work in native buttons

chrome/views/controls/button/native_button_win.h

 // Copyright (c) 2009 The Chromium Authors. All rights reserved. Use of this
 // source code is governed by a BSD-style license that can be found in the
 // LICENSE file.
 
 #ifndef CHROME_VIEWS_CONTROLS_BUTTON_NATIVE_BUTTON_WIN_H_
 #define CHROME_VIEWS_CONTROLS_BUTTON_NATIVE_BUTTON_WIN_H_
 
 #include "chrome/views/controls/native_control_win.h"
 #include "chrome/views/controls/button/native_button_wrapper.h"
 
 namespace views {
 
 // A View that hosts a native Windows button.
 class NativeButtonWin : public NativeControlWin,
                         public NativeButtonWrapper {
  public:
   explicit NativeButtonWin(NativeButton* native_button);
   virtual ~NativeButtonWin();
 
   // Overridden from NativeButtonWrapper:
   virtual void UpdateLabel();
   virtual void UpdateFont();
+  virtual void UpdateEnabled();
   virtual void UpdateDefault();
   virtual View* GetView();
   virtual void SetFocus();
 
   // Overridden from View:
   virtual gfx::Size GetPreferredSize();
 
   // Overridden from NativeControlWin:
   virtual LRESULT ProcessMessage(UINT message,
                                  WPARAM w_param,
@@ skipping 56 matching lines @@
   // Overridden from NativeCheckboxWin:
   virtual void CreateNativeControl();
 
  private:
   DISALLOW_COPY_AND_ASSIGN(NativeRadioButtonWin);
 };
 
 }  // namespace views
 
 #endif  // #ifndef CHROME_VIEWS_CONTROLS_BUTTON_NATIVE_BUTTON_WIN_H_