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      1 // Copyright (c) 2010 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #ifndef CHROME_BROWSER_UI_VIEWS_STATUS_ICONS_STATUS_TRAY_WIN_H_
      6 #define CHROME_BROWSER_UI_VIEWS_STATUS_ICONS_STATUS_TRAY_WIN_H_
      7 #pragma once
      8 
      9 #include <windows.h>
     10 
     11 #include "chrome/browser/status_icons/status_tray.h"
     12 
     13 class StatusTrayWin : public StatusTray {
     14  public:
     15   StatusTrayWin();
     16   ~StatusTrayWin();
     17 
     18   // Exposed for testing.
     19   LRESULT CALLBACK WndProc(HWND hwnd,
     20                            UINT message,
     21                            WPARAM wparam,
     22                            LPARAM lparam);
     23  protected:
     24   // Overriden from StatusTray:
     25   virtual StatusIcon* CreatePlatformStatusIcon();
     26 
     27  private:
     28   // Static callback invoked when a message comes in to our messaging window.
     29   static LRESULT CALLBACK WndProcStatic(HWND hwnd,
     30                                         UINT message,
     31                                         WPARAM wparam,
     32                                         LPARAM lparam);
     33 
     34   // The unique icon ID we will assign to the next icon.
     35   UINT next_icon_id_;
     36 
     37   // The window used for processing events.
     38   HWND window_;
     39 
     40   // The message ID of the "TaskbarCreated" message, sent to us when we need to
     41   // reset our status icons.
     42   UINT taskbar_created_message_;
     43 
     44   DISALLOW_COPY_AND_ASSIGN(StatusTrayWin);
     45 };
     46 
     47 #endif  // CHROME_BROWSER_UI_VIEWS_STATUS_ICONS_STATUS_TRAY_WIN_H_
     48 
     49