Implement the status tray/icon API for ChromeOS.

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

Index: chrome/browser/ui/views/status_icons/status_icon_chromeos.h
diff --git a/chrome/browser/ui/views/status_icons/status_icon_chromeos.h b/chrome/browser/ui/views/status_icons/status_icon_chromeos.h
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+++ b/chrome/browser/ui/views/status_icons/status_icon_chromeos.h
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+// Copyright (c) 2011 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_UI_VIEWS_STATUS_ICONS_STATUS_ICON_CHROMEOS_H_
+#define CHROME_BROWSER_UI_VIEWS_STATUS_ICONS_STATUS_ICON_CHROMEOS_H_
+#pragma once
+
+#include "base/compiler_specific.h"
+#include "base/memory/scoped_ptr.h"
+#include "chrome/browser/status_icons/desktop_notification_balloon.h"
+#include "chrome/browser/status_icons/status_icon.h"
+#include "content/public/browser/notification_observer.h"
+#include "content/public/browser/notification_registrar.h"
+
+#include <map>
+
+namespace chromeos {
+class BrowserView;
+}
+
+namespace views {
+class MenuModelAdapter;
+class MenuRunner;
+}
+
+class Browser;
+class SkBitmap;
+class StatusAreaButton;
+
+class StatusIconChromeOS : public StatusIcon,
+                           public content::NotificationObserver {
+ public:
+  StatusIconChromeOS();
+  virtual ~StatusIconChromeOS();
+
+  // Public methods from StatusIcon.
+  virtual void SetImage(const SkBitmap& image) OVERRIDE;
+  virtual void SetPressedImage(const SkBitmap& image) OVERRIDE;
+  virtual void SetToolTip(const string16& tool_tip) OVERRIDE;
+  virtual void DisplayBalloon(const SkBitmap& icon,
+                              const string16& title,
+                              const string16& contents) OVERRIDE;
+
+  // Methods from content::NotificationObserver.
+  virtual void Observe(int type,
+                       const content::NotificationSource& source,
+                       const content::NotificationDetails& details) OVERRIDE;
+
+  // Exposed for testing.
+  StatusAreaButton* GetButtonForBrowser(Browser* browser);
+
+  views::MenuRunner* menu_runner() const {
+    return menu_runner_.get();
+  }
+
+ private:
+  class NotificationTrayButton;
+  typedef std::map<chromeos::BrowserView*, NotificationTrayButton*>
+      TrayButtonMap;
+
+  // Protected methods from StatusIcon.
+  virtual void UpdatePlatformContextMenu(ui::MenuModel* model) OVERRIDE;
+
+  void AddIconToBrowser(Browser* browser);
+  void Clicked();
+
+  // Notification registrar for listening to browser window events.
+  content::NotificationRegistrar registrar_;
+
+  // Map of tray icons for each browser window.
+  TrayButtonMap tray_button_map_;
+
+  // Notification balloon.
+  DesktopNotificationBalloon notification_;
+
+  // A copy of the last set image. Required to initialize the tray icon
+  // in any new browser windows.
+  scoped_ptr<SkBitmap> last_image_;
+
+  // The context menu for this icon (if any).
+  scoped_ptr<views::MenuModelAdapter> context_menu_adapter_;
+  scoped_ptr<views::MenuRunner> menu_runner_;
+
+  DISALLOW_COPY_AND_ASSIGN(StatusIconChromeOS);
+};
+
+#endif  // CHROME_BROWSER_UI_VIEWS_STATUS_ICONS_STATUS_ICON_CHROMEOS_H_