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/geometry/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 DesktopPopupAlignmentDelegate;
  42 class MessageCenterWidgetDelegate;
  43
  44 // A MessageCenterTrayDelegate implementation that exposes the MessageCenterTray
  45 // via a system tray icon.  The notification popups will be displayed in the
  46 // corner of the screen and the message center will be displayed by the system
  47 // tray icon on click.
  48 class WebNotificationTray : public message_center::MessageCenterTrayDelegate,
  49                             public StatusIconObserver,
  50                             public base::SupportsWeakPtr<WebNotificationTray>,
  51                             public StatusIconMenuModel::Delegate {
  52  public:
  53   explicit WebNotificationTray(PrefService* local_state);
  54   ~WebNotificationTray() override;
  55
  56   message_center::MessageCenter* message_center();
  57
  58   // MessageCenterTrayDelegate implementation.
  59   bool ShowPopups() override;
  60   void HidePopups() override;
  61   bool ShowMessageCenter() override;
  62   void HideMessageCenter() override;
  63   void OnMessageCenterTrayChanged() override;
  64   bool ShowNotifierSettings() override;
  65   bool IsContextMenuEnabled() const override;
  66
  67   // StatusIconObserver implementation.
  68   void OnStatusIconClicked() override;
  69 #if defined(OS_WIN)
  70   void OnBalloonClicked() override;
  71
  72   // This shows a platform-specific balloon informing the user of the existence
  73   // of the message center in the status tray area.
  74   void DisplayFirstRunBalloon() override;
  75
  76   void EnforceStatusIconVisible();
  77 #endif
  78
  79   // StatusIconMenuModel::Delegate implementation.
  80   void ExecuteCommand(int command_id, int event_flags) override;
  81
  82   // Changes the icon and hovertext based on number of unread notifications.
  83   void UpdateStatusIcon();
  84   void SendHideMessageCenter();
  85   void MarkMessageCenterHidden();
  86
  87   // Gets the point where the status icon was clicked.
  88   gfx::Point mouse_click_point() { return mouse_click_point_; }
  89   MessageCenterTray* GetMessageCenterTray() override;
  90
  91  private:
  92   FRIEND_TEST_ALL_PREFIXES(WebNotificationTrayTest, WebNotifications);
  93   FRIEND_TEST_ALL_PREFIXES(WebNotificationTrayTest, WebNotificationPopupBubble);
  94   FRIEND_TEST_ALL_PREFIXES(WebNotificationTrayTest,
  95                            ManyMessageCenterNotifications);
  96   FRIEND_TEST_ALL_PREFIXES(WebNotificationTrayTest, ManyPopupNotifications);
  97   FRIEND_TEST_ALL_PREFIXES(WebNotificationTrayTest, ManuallyCloseMessageCenter);
  98   FRIEND_TEST_ALL_PREFIXES(WebNotificationTrayTest, StatusIconBehavior);
  99
 100   PositionInfo GetPositionInfo();
 101
 102   void CreateStatusIcon(const gfx::ImageSkia& image,
 103                         const base::string16& tool_tip);
 104   void DestroyStatusIcon();
 105   void AddQuietModeMenu(StatusIcon* status_icon);
 106   MessageCenterWidgetDelegate* GetMessageCenterWidgetDelegateForTest();
 107
 108 #if defined(OS_WIN)
 109   // This member variable keeps track of whether EnforceStatusIconVisible has
 110   // been invoked on this machine, so the user still has control after we try
 111   // promoting it the first time.
 112   scoped_ptr<BooleanPrefMember> did_force_tray_visible_;
 113 #endif
 114
 115   MessageCenterWidgetDelegate* message_center_delegate_;
 116   scoped_ptr<message_center::MessagePopupCollection> popup_collection_;
 117   scoped_ptr<message_center::DesktopPopupAlignmentDelegate> alignment_delegate_;
 118
 119   StatusIcon* status_icon_;
 120   StatusIconMenuModel* status_icon_menu_;
 121   scoped_ptr<MessageCenterTray> message_center_tray_;
 122   gfx::Point mouse_click_point_;
 123
 124   bool should_update_tray_content_;
 125   bool last_quiet_mode_state_;
 126   base::string16 title_;
 127
 128   DISALLOW_COPY_AND_ASSIGN(WebNotificationTray);
 129 };
 130
 131 }  // namespace message_center
 132
 133 #endif  // CHROME_BROWSER_UI_VIEWS_MESSAGE_CENTER_WEB_NOTIFICATION_TRAY_H_