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      1 // Copyright (c) 2012 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 
      8 #include <windows.h>
      9 #include <shellapi.h>
     10 
     11 #include "base/basictypes.h"
     12 #include "base/compiler_specific.h"
     13 #include "base/memory/scoped_ptr.h"
     14 #include "base/win/scoped_gdi_object.h"
     15 #include "chrome/browser/status_icons/status_icon.h"
     16 
     17 namespace gfx {
     18 class Point;
     19 }
     20 
     21 namespace views {
     22 class MenuRunner;
     23 }
     24 
     25 class StatusIconWin : public StatusIcon {
     26  public:
     27   // Constructor which provides this icon's unique ID and messaging window.
     28   StatusIconWin(UINT id, HWND window, UINT message);
     29   virtual ~StatusIconWin();
     30 
     31   // Handles a click event from the user - if |left_button_click| is true and
     32   // there is a registered observer, passes the click event to the observer,
     33   // otherwise displays the context menu if there is one.
     34   void HandleClickEvent(const gfx::Point& cursor_pos, bool left_button_click);
     35 
     36   // Handles a click on the balloon from the user.
     37   void HandleBalloonClickEvent();
     38 
     39   // Re-creates the status tray icon now after the taskbar has been created.
     40   void ResetIcon();
     41 
     42   UINT icon_id() const { return icon_id_; }
     43   UINT message_id() const { return message_id_; }
     44 
     45   // Overridden from StatusIcon:
     46   virtual void SetImage(const gfx::ImageSkia& image) OVERRIDE;
     47   virtual void SetPressedImage(const gfx::ImageSkia& image) OVERRIDE;
     48   virtual void SetToolTip(const string16& tool_tip) OVERRIDE;
     49   virtual void DisplayBalloon(const gfx::ImageSkia& icon,
     50                               const string16& title,
     51                               const string16& contents) OVERRIDE;
     52 
     53  protected:
     54   // Overridden from StatusIcon:
     55   virtual void UpdatePlatformContextMenu(ui::MenuModel* menu) OVERRIDE;
     56 
     57  private:
     58   void InitIconData(NOTIFYICONDATA* icon_data);
     59 
     60   // The unique ID corresponding to this icon.
     61   UINT icon_id_;
     62 
     63   // Window used for processing messages from this icon.
     64   HWND window_;
     65 
     66   // The message identifier used for status icon messages.
     67   UINT message_id_;
     68 
     69   // The currently-displayed icon for the window.
     70   base::win::ScopedHICON icon_;
     71 
     72   // The currently-displayed icon for the notification balloon.
     73   base::win::ScopedHICON balloon_icon_;
     74 
     75   // Not owned.
     76   ui::MenuModel* menu_model_;
     77 
     78   // Context menu associated with this icon (if any).
     79   scoped_ptr<views::MenuRunner> menu_runner_;
     80 
     81   DISALLOW_COPY_AND_ASSIGN(StatusIconWin);
     82 };
     83 
     84 // Implements status notifications using Windows 8 metro style notifications.
     85 class StatusIconMetro : public StatusIcon {
     86  public:
     87   // Constructor which provides this icon's unique ID and messaging window.
     88   explicit StatusIconMetro(UINT id);
     89   virtual ~StatusIconMetro();
     90 
     91   // Overridden from StatusIcon:
     92   virtual void SetImage(const gfx::ImageSkia& image) OVERRIDE;
     93   virtual void SetPressedImage(const gfx::ImageSkia& image) OVERRIDE;
     94   virtual void SetToolTip(const string16& tool_tip) OVERRIDE;
     95   virtual void DisplayBalloon(const gfx::ImageSkia& icon,
     96                               const string16& title,
     97                               const string16& contents) OVERRIDE;
     98  protected:
     99   virtual void UpdatePlatformContextMenu(ui::MenuModel* menu) OVERRIDE;
    100 
    101  private:
    102   string16 tool_tip_;
    103   const UINT id_;
    104 
    105   DISALLOW_COPY_AND_ASSIGN(StatusIconMetro);
    106 };
    107 
    108 #endif  // CHROME_BROWSER_UI_VIEWS_STATUS_ICONS_STATUS_ICON_WIN_H_
    109