chrome/browser/ui/cocoa/notifications/message_center_tray_bridge.h

   1 // Copyright (c) 2013 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_COCOA_NOTIFICATIONS_MESSAGE_CENTER_TRAY_BRIDGE_H_
   6 #define CHROME_BROWSER_UI_COCOA_NOTIFICATIONS_MESSAGE_CENTER_TRAY_BRIDGE_H_
   7
   8 #import <AppKit/AppKit.h>
   9
  10 #include "base/basictypes.h"
  11 #include "base/mac/scoped_nsobject.h"
  12 #include "base/memory/scoped_ptr.h"
  13 #include "base/memory/weak_ptr.h"
  14 #include "ui/message_center/message_center_tray_delegate.h"
  15
  16 @class MCPopupCollection;
  17 @class MCStatusItemView;
  18 @class MCTrayController;
  19
  20 namespace message_center {
  21 class MessageCenter;
  22 class MessageCenterTray;
  23 }
  24
  25 // MessageCenterTrayBridge is the owner of all the Cocoa UI objects for the
  26 // message_center. It bridges C++ notifications from the MessageCenterTray to
  27 // the various UI objects.
  28 class MessageCenterTrayBridge :
  29     public message_center::MessageCenterTrayDelegate {
  30  public:
  31   explicit MessageCenterTrayBridge(
  32       message_center::MessageCenter* message_center);
  33   virtual ~MessageCenterTrayBridge();
  34
  35   // message_center::MessageCenterTrayDelegate:
  36   virtual void OnMessageCenterTrayChanged() OVERRIDE;
  37   virtual bool ShowPopups() OVERRIDE;
  38   virtual void HidePopups() OVERRIDE;
  39   virtual bool ShowMessageCenter() OVERRIDE;
  40   virtual void HideMessageCenter() OVERRIDE;
  41   virtual bool ShowNotifierSettings() OVERRIDE;
  42   virtual bool IsContextMenuEnabled() const OVERRIDE;
  43   virtual message_center::MessageCenterTray* GetMessageCenterTray() OVERRIDE;
  44
  45   message_center::MessageCenter* message_center() { return message_center_; }
  46
  47  private:
  48   friend class MessageCenterTrayBridgeTest;
  49
  50   // Updates the unread count on the status item.
  51   void UpdateStatusItem();
  52
  53   // Opens the message center tray.
  54   void OpenTrayWindow();
  55
  56   // The global, singleton message center model object. Weak.
  57   message_center::MessageCenter* message_center_;
  58
  59   // C++ controller for the notification tray UI.
  60   scoped_ptr<message_center::MessageCenterTray> tray_;
  61
  62   // Obj-C window controller for the notification tray.
  63   base::scoped_nsobject<MCTrayController> tray_controller_;
  64
  65   // View that is displayed on the system menu bar item.
  66   base::scoped_nsobject<MCStatusItemView> status_item_view_;
  67
  68   // Obj-C controller for the on-screen popup notifications.
  69   base::scoped_nsobject<MCPopupCollection> popup_collection_;
  70
  71   // Weak pointer factory to posts tasks to self.
  72   base::WeakPtrFactory<MessageCenterTrayBridge> weak_ptr_factory_;
  73
  74   DISALLOW_COPY_AND_ASSIGN(MessageCenterTrayBridge);
  75 };
  76
  77 #endif  // CHROME_BROWSER_UI_COCOA_NOTIFICATIONS_MESSAGE_CENTER_TRAY_BRIDGE_H_