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      1 // Copyright (c) 2011 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_ICON_WIN_H_
      6 #define CHROME_BROWSER_UI_VIEWS_STATUS_ICONS_STATUS_ICON_WIN_H_
      7 #pragma once
      8 
      9 #include <windows.h>
     10 #include <shellapi.h>
     11 
     12 #include "base/memory/scoped_ptr.h"
     13 #include "base/win/scoped_gdi_object.h"
     14 #include "chrome/browser/status_icons/status_icon.h"
     15 
     16 namespace views {
     17 class Menu2;
     18 }
     19 
     20 class StatusIconWin : public StatusIcon {
     21  public:
     22   // Constructor which provides this icon's unique ID and messaging window.
     23   StatusIconWin(UINT id, HWND window, UINT message);
     24   virtual ~StatusIconWin();
     25 
     26   // Overridden from StatusIcon:
     27   virtual void SetImage(const SkBitmap& image);
     28   virtual void SetPressedImage(const SkBitmap& image);
     29   virtual void SetToolTip(const string16& tool_tip);
     30   virtual void DisplayBalloon(const string16& title, const string16& contents);
     31 
     32   UINT icon_id() const { return icon_id_; }
     33 
     34   UINT message_id() const { return message_id_; }
     35 
     36   // Handles a click event from the user - if |left_button_click| is true and
     37   // there is a registered observer, passes the click event to the observer,
     38   // otherwise displays the context menu if there is one.
     39   void HandleClickEvent(int x, int y, bool left_button_click);
     40 
     41   // Re-creates the status tray icon now after the taskbar has been created.
     42   void ResetIcon();
     43 
     44  protected:
     45   // Overridden from StatusIcon.
     46   virtual void UpdatePlatformContextMenu(ui::MenuModel* menu);
     47 
     48  private:
     49   void InitIconData(NOTIFYICONDATA* icon_data);
     50 
     51   // The unique ID corresponding to this icon.
     52   UINT icon_id_;
     53 
     54   // Window used for processing messages from this icon.
     55   HWND window_;
     56 
     57   // The message identifier used for status icon messages.
     58   UINT message_id_;
     59 
     60   // The currently-displayed icon for the window.
     61   base::win::ScopedHICON icon_;
     62 
     63   // Context menu associated with this icon (if any).
     64   scoped_ptr<views::Menu2> context_menu_;
     65 
     66   DISALLOW_COPY_AND_ASSIGN(StatusIconWin);
     67 };
     68 
     69 #endif  // CHROME_BROWSER_UI_VIEWS_STATUS_ICONS_STATUS_ICON_WIN_H_
     70