Implement message center on Windows

chrome/browser/ui/views/message_center/web_notification_tray_win.h

+// Copyright (c) 2013 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_MESSAGE_CENTER_WEB_NOTIFICATION_TRAY_WIN_H_
+#define CHROME_BROWSER_UI_VIEWS_MESSAGE_CENTER_WEB_NOTIFICATION_TRAY_WIN_H_
+
+#include "chrome/browser/status_icons/status_icon_observer.h"
+#include "ui/message_center/message_center_tray.h"
+#include "ui/views/bubble/tray_bubble_view.h"
+
+class StatusIcon;
+template <typename T> struct DefaultSingletonTraits;
+
+namespace message_center {
+class MessageCenter;
+class MessageCenterBubble;
+class MessagePopupBubble;
+}
+
+namespace views {
+class Widget;
+}
+
+namespace ui {
+
+namespace internal {
+class NotificationBubbleWrapperWin;
+}
+
+// A Message Center Tray Host class that manages a system tray icon.  The
+// notification popups will be displayed in the corner of the screen and the
+// message center will be displayed by the system tray icon on click.
+// TODO(dewittj): quiet mode.
+class WebNotificationTrayWin
+    : public MessageCenterTrayDelegate,
+      public MessageCenterTrayObserver,
+      public StatusIconObserver {
+ public:
+  WebNotificationTrayWin();
+  virtual ~WebNotificationTrayWin();
+
+  virtual message_center::MessageCenter* message_center();
+
+  // MessageCenterTrayHost implementation.
+  virtual bool ShowPopups(message_center::MessageBubbleBase* bubble) OVERRIDE;
+  virtual void HidePopups() OVERRIDE;
+  virtual bool ShowMessageCenter(
+      message_center::MessageBubbleBase* bubble) OVERRIDE;
+  virtual void HideMessageCenter() OVERRIDE;
+  virtual void UpdateMessageCenter() OVERRIDE;
+  virtual void UpdatePopups() OVERRIDE;
+
+  // MessageCenterTrayObserver implementation.
+  virtual void OnMessageCenterTrayChanged() OVERRIDE;
+
+  virtual gfx::Rect GetAnchorRect(
+      gfx::Size preferred_size,
+      views::TrayBubbleView::AnchorType anchor_type,
+      views::TrayBubbleView::AnchorAlignment anchor_alignment);
+  virtual gfx::NativeView GetBubbleWindowContainer();
+  virtual views::TrayBubbleView::AnchorAlignment GetAnchorAlignment();
+
+  // StatusIconObserver override.
+  virtual void OnStatusIconClicked() OVERRIDE;
+
+  virtual void HideBubbleWithView(
+        const views::TrayBubbleView* bubble_view);
+
+ private:
+  FRIEND_TEST_ALL_PREFIXES(WebNotificationTrayWinTest, WebNotifications);
+  FRIEND_TEST_ALL_PREFIXES(WebNotificationTrayWinTest,
+                           WebNotificationPopupBubble);
+  FRIEND_TEST_ALL_PREFIXES(WebNotificationTrayWinTest,
+                           ManyMessageCenterNotifications);
+  FRIEND_TEST_ALL_PREFIXES(WebNotificationTrayWinTest, ManyPopupNotifications);
+
+  void UpdateAnchorRect();
+  message_center::MessagePopupBubble* GetPopupBubbleForTest();
+  message_center::MessageCenterBubble* GetMessageCenterBubbleForTest();
+
+  scoped_ptr<internal::NotificationBubbleWrapperWin> popup_bubble_;
+  scoped_ptr<internal::NotificationBubbleWrapperWin> message_center_bubble_;
+
+  StatusIcon* status_icon_;
+  bool message_center_visible_;
+  MessageCenterTray* message_center_tray_;

[Jun Mukai, 2013/01/22 18:55:34]

message_center_tray_ is created in constructor but not deleted at all. Who owns?
Should this be scoped_ptr? 

[dewittj, 2013/01/22 20:49:21]

Yes.  Done.

+  gfx::Rect message_center_anchor_rect_;
+  gfx::Rect popup_anchor_rect_;
+
+  DISALLOW_COPY_AND_ASSIGN(WebNotificationTrayWin);
+};
+
+}  // namespace ui
+
+#endif  // CHROME_BROWSER_UI_VIEWS_MESSAGE_CENTER_WEB_NOTIFICATION_TRAY_WIN_H_