Added support for context menus to status icons.

chrome/browser/views/status_icons/status_icon_win.h

 // Copyright (c) 2010 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_BROWSER_VIEWS_STATUS_ICONS_STATUS_ICON_WIN_H_
 #define CHROME_BROWSER_VIEWS_STATUS_ICONS_STATUS_ICON_WIN_H_
 #pragma once
 
 #include <windows.h>
 #include <shellapi.h>
 
 #include "base/scoped_handle_win.h"
+#include "base/scoped_ptr.h"
 #include "chrome/browser/status_icons/status_icon.h"
 
+namespace views {
+class Menu2;
+}
+
 class StatusIconWin : public StatusIcon {
  public:
   // Constructor which provides this icon's unique ID and messaging window.
   StatusIconWin(UINT id, HWND window, UINT message);
   virtual ~StatusIconWin();
 
   // Overridden from StatusIcon:
   virtual void SetImage(const SkBitmap& image);
   virtual void SetPressedImage(const SkBitmap& image);
   virtual void SetToolTip(const string16& tool_tip);
 
   UINT icon_id() const { return icon_id_; }
 
   UINT message_id() const { return message_id_; }
 
+  // Handles a click event from the user - if |left_button_click| is true and
+  // there is a registered observer, passes the click event to the observer,
+  // otherwise displays the context menu if there is one.
+  void HandleClickEvent(int x, int y, bool left_button_click);
+
+ protected:
+  virtual void ResetContextMenu(menus::MenuModel* menu);
+
  private:
   void InitIconData(NOTIFYICONDATA* icon_data);
 
   // The unique ID corresponding to this icon.
   UINT icon_id_;
 
   // Window used for processing messages from this icon.
   HWND window_;
 
   // The message identifier used for status icon messages.
   UINT message_id_;
 
   // The currently-displayed icon for the window.
   ScopedHICON icon_;
 
+  // Context menu associated with this icon (if any).
+  scoped_ptr<views::Menu2> context_menu_;
+
   DISALLOW_COPY_AND_ASSIGN(StatusIconWin);
 };
 
 #endif  // CHROME_BROWSER_VIEWS_STATUS_ICONS_STATUS_ICON_WIN_H_