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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 #include "ui/message_center/message_center_tray.h" | |
6 | |
7 #include "base/memory/singleton.h" | |
Jun Mukai
2013/01/22 18:55:34
same -- singleton is not used anymore?
dewittj
2013/01/22 20:49:21
Done.
| |
8 #include "base/observer_list.h" | |
9 #include "base/utf_string_conversions.h" | |
10 #include "ui/message_center/message_center_bubble.h" | |
11 #include "ui/message_center/message_popup_bubble.h" | |
12 #include "ui/views/widget/widget.h" | |
13 | |
14 namespace ui { | |
15 | |
16 MessageCenterTray::MessageCenterTray( | |
17 MessageCenterTrayDelegate* delegate, | |
18 message_center::MessageCenter* message_center) | |
19 : message_center_(message_center), | |
20 message_center_visible_(false), | |
21 popups_visible_(false), | |
22 delegate_(delegate) { | |
23 message_center_->AddObserver(this); | |
24 } | |
25 | |
26 MessageCenterTray::~MessageCenterTray() { | |
27 message_center_->RemoveObserver(this); | |
28 } | |
29 | |
30 void MessageCenterTray::AddObserver(MessageCenterTrayObserver* observer) { | |
31 observers_.AddObserver(observer); | |
32 } | |
33 | |
34 void MessageCenterTray::RemoveObserver(MessageCenterTrayObserver* observer) { | |
35 observers_.RemoveObserver(observer); | |
36 } | |
37 | |
38 void MessageCenterTray::ShowMessageCenterBubble() { | |
39 if (message_center_visible_) | |
40 return; | |
41 | |
42 message_center_->SetMessageCenterVisible(true); | |
43 HidePopupBubble(); | |
44 | |
45 message_center::MessageCenterBubble* bubble = | |
46 new message_center::MessageCenterBubble(message_center_); | |
47 message_center_visible_ = delegate_->ShowMessageCenter(bubble); | |
48 } | |
49 | |
50 bool MessageCenterTray::HideMessageCenterBubble() { | |
51 if (!message_center_visible_) | |
52 return false; | |
53 delegate_->HideMessageCenter(); | |
54 message_center_visible_ = false; | |
55 message_center_->SetMessageCenterVisible(false); | |
56 NotifyMessageCenterTrayChanged(); | |
57 return true; | |
58 } | |
59 | |
60 void MessageCenterTray::ToggleMessageCenterBubble() { | |
61 if (message_center_visible_) | |
62 HideMessageCenterBubble(); | |
63 else | |
64 ShowMessageCenterBubble(); | |
65 } | |
66 | |
67 void MessageCenterTray::ShowPopupBubble() { | |
68 if (message_center_visible_) | |
69 return; | |
70 | |
71 if (popups_visible_) { | |
72 delegate_->UpdatePopups(); | |
73 NotifyMessageCenterTrayChanged(); | |
74 return; | |
75 } | |
76 | |
77 if (!message_center_->HasPopupNotifications()) | |
78 return; | |
79 | |
80 message_center::MessagePopupBubble* bubble = | |
81 new message_center::MessagePopupBubble(message_center_); | |
82 popups_visible_ = delegate_->ShowPopups(bubble); | |
83 } | |
84 | |
85 bool MessageCenterTray::HidePopupBubble() { | |
86 if (!popups_visible_) | |
87 return false; | |
88 | |
89 delegate_->HidePopups(); | |
90 popups_visible_ = false; | |
91 | |
92 return true; | |
93 } | |
94 | |
95 void MessageCenterTray::OnMessageCenterChanged(bool new_notification) { | |
96 if (message_center_visible_) { | |
97 if (message_center_->NotificationCount() == 0) | |
98 HideMessageCenterBubble(); | |
99 else | |
100 delegate_->UpdateMessageCenter(); | |
101 } | |
102 if (popups_visible_) { | |
103 if (message_center_->NotificationCount() == 0) | |
104 HidePopupBubble(); | |
105 else | |
106 delegate_->UpdatePopups(); | |
107 } | |
108 | |
109 NotifyMessageCenterTrayChanged(); | |
110 if (new_notification) | |
111 ShowPopupBubble(); | |
112 } | |
113 | |
114 void MessageCenterTray::NotifyMessageCenterTrayChanged() { | |
115 FOR_EACH_OBSERVER(MessageCenterTrayObserver, | |
116 observers_, | |
117 OnMessageCenterTrayChanged()); | |
118 } | |
119 | |
120 } // namespace ui | |
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