chrome/browser/ui/views/status_icons/status_icon_win.h

   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 StatusTrayWin;
  26
  27 class StatusIconWin : public StatusIcon {
  28  public:
  29   // Constructor which provides this icon's unique ID and messaging window.
  30   StatusIconWin(StatusTrayWin* tray, UINT id, HWND window, UINT message);
  31   virtual ~StatusIconWin();
  32
  33   // Handles a click event from the user - if |left_button_click| is true and
  34   // there is a registered observer, passes the click event to the observer,
  35   // otherwise displays the context menu if there is one.
  36   void HandleClickEvent(const gfx::Point& cursor_pos, bool left_button_click);
  37
  38   // Handles a click on the balloon from the user.
  39   void HandleBalloonClickEvent();
  40
  41   // Re-creates the status tray icon now after the taskbar has been created.
  42   void ResetIcon();
  43
  44   UINT icon_id() const { return icon_id_; }
  45   HWND window() const { return window_; }
  46   UINT message_id() const { return message_id_; }
  47
  48   // Overridden from StatusIcon:
  49   virtual void SetImage(const gfx::ImageSkia& image) OVERRIDE;
  50   virtual void SetPressedImage(const gfx::ImageSkia& image) OVERRIDE;
  51   virtual void SetToolTip(const base::string16& tool_tip) OVERRIDE;
  52   virtual void DisplayBalloon(const gfx::ImageSkia& icon,
  53                               const base::string16& title,
  54                               const base::string16& contents) OVERRIDE;
  55   virtual void ForceVisible() OVERRIDE;
  56
  57  protected:
  58   // Overridden from StatusIcon:
  59   virtual void UpdatePlatformContextMenu(StatusIconMenuModel* menu) OVERRIDE;
  60
  61  private:
  62   void InitIconData(NOTIFYICONDATA* icon_data);
  63
  64   // The tray that owns us.  Weak.
  65   StatusTrayWin* tray_;
  66
  67   // The unique ID corresponding to this icon.
  68   UINT icon_id_;
  69
  70   // Window used for processing messages from this icon.
  71   HWND window_;
  72
  73   // The message identifier used for status icon messages.
  74   UINT message_id_;
  75
  76   // The currently-displayed icon for the window.
  77   base::win::ScopedHICON icon_;
  78
  79   // The currently-displayed icon for the notification balloon.
  80   base::win::ScopedHICON balloon_icon_;
  81
  82   // Not owned.
  83   ui::MenuModel* menu_model_;
  84
  85   // Context menu associated with this icon (if any).
  86   scoped_ptr<views::MenuRunner> menu_runner_;
  87
  88   DISALLOW_COPY_AND_ASSIGN(StatusIconWin);
  89 };
  90
  91 #endif  // CHROME_BROWSER_UI_VIEWS_STATUS_ICONS_STATUS_ICON_WIN_H_