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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" | |
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(MessageCenterTrayDelegate* delegate) | |
17 : message_center_visible_(false), | |
18 popups_visible_(false), | |
19 delegate_(delegate) { | |
20 message_center_ = new message_center::MessageCenter(); | |
stevenjb
2013/01/18 23:11:46
This should be scoped if it owns MessageCenter, bu
dewittj
2013/01/20 19:02:06
Done.
| |
21 message_center_->AddObserver(this); | |
22 } | |
23 | |
24 MessageCenterTray::~MessageCenterTray() { | |
25 message_center_->RemoveObserver(this); | |
26 } | |
27 | |
28 void MessageCenterTray::AddObserver(MessageCenterTrayObserver* observer) { | |
29 observers_.AddObserver(observer); | |
30 } | |
31 | |
32 void MessageCenterTray::RemoveObserver(MessageCenterTrayObserver* observer) { | |
33 observers_.RemoveObserver(observer); | |
34 } | |
35 | |
36 void MessageCenterTray::ShowMessageCenterBubble() { | |
37 if (message_center_visible_) | |
38 return; | |
39 | |
40 message_center_->SetMessageCenterVisible(true); | |
41 HidePopupBubble(); | |
42 | |
43 message_center::MessageCenterBubble* bubble = | |
44 new message_center::MessageCenterBubble(message_center_); | |
45 message_center_visible_ = delegate_->ShowMessageCenter(bubble); | |
46 if (!message_center_visible_) | |
47 return; // Unable to show message center. | |
48 } | |
49 | |
50 bool MessageCenterTray::HideMessageCenterBubble() { | |
51 if (!message_center_visible_) | |
52 return false; | |
53 | |
54 delegate_->HideMessageCenter(); | |
55 | |
56 message_center_visible_ = false; | |
57 message_center_->SetMessageCenterVisible(false); | |
58 | |
59 NotifyMessageCenterTrayChanged(); | |
60 | |
61 return true; | |
62 } | |
63 | |
64 void MessageCenterTray::ToggleMessageCenterBubble() { | |
65 if (message_center_visible_) { | |
66 HideMessageCenterBubble(); | |
67 } else { | |
68 ShowMessageCenterBubble(); | |
69 } | |
70 } | |
71 | |
72 void MessageCenterTray::ShowPopupBubble() { | |
73 if (message_center_visible_) | |
74 return; | |
75 | |
76 if (popups_visible_) { | |
77 delegate_->UpdatePopups(); | |
78 NotifyMessageCenterTrayChanged(); | |
79 return; | |
80 } | |
81 | |
82 if (!message_center_->HasPopupNotifications()) | |
83 return; | |
84 | |
85 message_center::MessagePopupBubble* bubble = | |
86 new message_center::MessagePopupBubble(message_center_); | |
87 popups_visible_ = delegate_->ShowPopups(bubble); | |
88 } | |
89 | |
90 bool MessageCenterTray::HidePopupBubble() { | |
91 if (!popups_visible_) | |
92 return false; | |
93 | |
94 delegate_->HidePopups(); | |
95 popups_visible_ = false; | |
96 | |
97 return true; | |
98 } | |
99 | |
100 void MessageCenterTray::OnMessageCenterChanged(bool new_notification) { | |
101 if (message_center_visible_) { | |
102 if (message_center_->NotificationCount() == 0) | |
103 HideMessageCenterBubble(); | |
104 else | |
105 delegate_->UpdateMessageCenter(); | |
106 } | |
107 if (popups_visible_) { | |
108 if (message_center_->NotificationCount() == 0) | |
109 HidePopupBubble(); | |
110 else | |
111 delegate_->UpdatePopups(); | |
112 } | |
113 | |
114 NotifyMessageCenterTrayChanged(); | |
115 if (new_notification) | |
116 ShowPopupBubble(); | |
117 } | |
118 | |
119 void MessageCenterTray::NotifyMessageCenterTrayChanged() { | |
120 FOR_EACH_OBSERVER(MessageCenterTrayObserver, | |
121 observers_, | |
122 OnMessageCenterTrayChanged()); | |
123 } | |
124 | |
125 } // namespace ui | |
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