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

   1 // Copyright 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_VIEWS_MESSAGE_CENTER_WEB_NOTIFICATION_TRAY_H_
   6 #define CHROME_BROWSER_UI_VIEWS_MESSAGE_CENTER_WEB_NOTIFICATION_TRAY_H_
   7
   8 #include "base/memory/weak_ptr.h"
   9 #include "base/prefs/pref_member.h"
  10 #include "chrome/browser/status_icons/status_icon_menu_model.h"
  11 #include "chrome/browser/status_icons/status_icon_observer.h"
  12 #include "chrome/browser/ui/views/message_center/message_center_widget_delegate.h"
  13 #include "content/public/browser/notification_observer.h"
  14 #include "content/public/browser/notification_registrar.h"
  15 #include "ui/base/models/simple_menu_model.h"
  16 #include "ui/gfx/rect.h"
  17 #include "ui/message_center/message_center_tray.h"
  18 #include "ui/message_center/message_center_tray_delegate.h"
  19 #include "ui/views/widget/widget_observer.h"
  20
  21 #if defined(OS_WIN)
  22 #include "base/threading/thread.h"
  23 #endif
  24
  25 class PrefService;
  26 class StatusIcon;
  27
  28 namespace message_center {
  29 class MessageCenter;
  30 class MessagePopupCollection;
  31 }
  32
  33 namespace views {
  34 class Widget;
  35 }
  36
  37 namespace message_center {
  38
  39 struct PositionInfo;
  40
  41 class MessageCenterWidgetDelegate;
  42
  43 // A MessageCenterTrayDelegate implementation that exposes the MessageCenterTray
  44 // via a system tray icon.  The notification popups will be displayed in the
  45 // corner of the screen and the message center will be displayed by the system
  46 // tray icon on click.
  47 class WebNotificationTray : public message_center::MessageCenterTrayDelegate,
  48                             public StatusIconObserver,
  49                             public base::SupportsWeakPtr<WebNotificationTray>,
  50                             public StatusIconMenuModel::Delegate {
  51  public:
  52   explicit WebNotificationTray(PrefService* local_state);
  53   virtual ~WebNotificationTray();
  54
  55   message_center::MessageCenter* message_center();
  56
  57   // MessageCenterTrayDelegate implementation.
  58   virtual bool ShowPopups() OVERRIDE;
  59   virtual void HidePopups() OVERRIDE;
  60   virtual bool ShowMessageCenter() OVERRIDE;
  61   virtual void HideMessageCenter() OVERRIDE;
  62   virtual void OnMessageCenterTrayChanged() OVERRIDE;
  63   virtual bool ShowNotifierSettings() OVERRIDE;
  64   virtual bool IsContextMenuEnabled() const OVERRIDE;
  65
  66   // StatusIconObserver implementation.
  67   virtual void OnStatusIconClicked() OVERRIDE;
  68 #if defined(OS_WIN)
  69   virtual void OnBalloonClicked() OVERRIDE;
  70
  71   // This shows a platform-specific balloon informing the user of the existence
  72   // of the message center in the status tray area.
  73   void DisplayFirstRunBalloon();
  74
  75   void EnforceStatusIconVisible();
  76 #endif
  77
  78   // StatusIconMenuModel::Delegate implementation.
  79   virtual void ExecuteCommand(int command_id, int event_flags) OVERRIDE;
  80
  81   // Changes the icon and hovertext based on number of unread notifications.
  82   void UpdateStatusIcon();
  83   void SendHideMessageCenter();
  84   void MarkMessageCenterHidden();
  85
  86   // Gets the point where the status icon was clicked.
  87   gfx::Point mouse_click_point() { return mouse_click_point_; }
  88   virtual MessageCenterTray* GetMessageCenterTray() OVERRIDE;
  89
  90  private:
  91   FRIEND_TEST_ALL_PREFIXES(WebNotificationTrayTest, WebNotifications);
  92   FRIEND_TEST_ALL_PREFIXES(WebNotificationTrayTest, WebNotificationPopupBubble);
  93   FRIEND_TEST_ALL_PREFIXES(WebNotificationTrayTest,
  94                            ManyMessageCenterNotifications);
  95   FRIEND_TEST_ALL_PREFIXES(WebNotificationTrayTest, ManyPopupNotifications);
  96   FRIEND_TEST_ALL_PREFIXES(WebNotificationTrayTest, ManuallyCloseMessageCenter);
  97
  98   PositionInfo GetPositionInfo();
  99
 100   void CreateStatusIcon(const gfx::ImageSkia& image,
 101                         const base::string16& tool_tip);
 102   void DestroyStatusIcon();
 103   void AddQuietModeMenu(StatusIcon* status_icon);
 104   MessageCenterWidgetDelegate* GetMessageCenterWidgetDelegateForTest();
 105
 106 #if defined(OS_WIN)
 107   // This member variable keeps track of whether EnforceStatusIconVisible has
 108   // been invoked on this machine, so the user still has control after we try
 109   // promoting it the first time.
 110   scoped_ptr<BooleanPrefMember> did_force_tray_visible_;
 111 #endif
 112
 113   MessageCenterWidgetDelegate* message_center_delegate_;
 114   scoped_ptr<message_center::MessagePopupCollection> popup_collection_;
 115
 116   StatusIcon* status_icon_;
 117   StatusIconMenuModel* status_icon_menu_;
 118   scoped_ptr<MessageCenterTray> message_center_tray_;
 119   gfx::Point mouse_click_point_;
 120
 121   bool should_update_tray_content_;
 122   bool last_quiet_mode_state_;
 123
 124   DISALLOW_COPY_AND_ASSIGN(WebNotificationTray);
 125 };
 126
 127 }  // namespace message_center
 128
 129 #endif  // CHROME_BROWSER_UI_VIEWS_MESSAGE_CENTER_WEB_NOTIFICATION_TRAY_H_