message_center.cc revision 5821806d5e7f356e8fa4b058a389a808ea183019 
1// Copyright (c) 2012 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.h"
6
7#include "base/logging.h"
8
9namespace message_center {
10
11//------------------------------------------------------------------------------
12
13MessageCenter::MessageCenter(Host* host)
14    : host_(host),
15      delegate_(NULL) {
16  notification_list_.reset(new NotificationList(this));
17}
18
19MessageCenter::~MessageCenter() {
20  notification_list_.reset();
21}
22
23void MessageCenter::SetDelegate(Delegate* delegate) {
24  DCHECK(!delegate_);
25  delegate_ = delegate;
26}
27
28void MessageCenter::SetMessageCenterVisible(bool visible) {
29  notification_list_->SetMessageCenterVisible(visible);
30}
31
32size_t MessageCenter::NotificationCount() const {
33  return notification_list_->notifications().size();
34}
35
36size_t MessageCenter::UnreadNotificationCount() const {
37  return notification_list_->unread_count();
38}
39
40bool MessageCenter::HasPopupNotifications() const {
41  return notification_list_->HasPopupNotifications();
42}
43
44//------------------------------------------------------------------------------
45// Client code interface.
46
47void MessageCenter::AddNotification(
48    ui::notifications::NotificationType type,
49    const std::string& id,
50    const string16& title,
51    const string16& message,
52    const string16& display_source,
53    const std::string& extension_id,
54    const base::DictionaryValue* optional_fields) {
55  notification_list_->AddNotification(type, id, title, message, display_source,
56                                      extension_id, optional_fields);
57  if (host_)
58    host_->MessageCenterChanged(true);
59}
60
61void MessageCenter::UpdateNotification(const std::string& old_id,
62                                       const std::string& new_id,
63                                       const string16& title,
64                                       const string16& message) {
65  notification_list_->UpdateNotificationMessage(
66      old_id, new_id, title, message);
67  if (host_)
68    host_->MessageCenterChanged(true);
69}
70
71void MessageCenter::RemoveNotification(const std::string& id) {
72  if (!notification_list_->RemoveNotification(id))
73    return;
74  if (host_)
75    host_->MessageCenterChanged(false);
76}
77
78void MessageCenter::SetNotificationImage(const std::string& id,
79                                         const gfx::ImageSkia& image) {
80  if (!notification_list_->SetNotificationImage(id, image))
81    return;
82  if (host_)
83    host_->MessageCenterChanged(true);
84}
85
86//------------------------------------------------------------------------------
87// Overridden from NotificationList::Delegate.
88
89void MessageCenter::SendRemoveNotification(const std::string& id) {
90  if (delegate_)
91    delegate_->NotificationRemoved(id);
92}
93
94void MessageCenter::SendRemoveAllNotifications() {
95  if (delegate_) {
96    const NotificationList::Notifications& notifications =
97        notification_list_->notifications();
98    for (NotificationList::Notifications::const_iterator loopiter =
99             notifications.begin();
100         loopiter != notifications.end(); ) {
101      NotificationList::Notifications::const_iterator curiter = loopiter++;
102      std::string notification_id = curiter->id;
103      // May call RemoveNotification and erase curiter.
104      delegate_->NotificationRemoved(notification_id);
105    }
106  }
107}
108
109void MessageCenter::DisableNotificationByExtension(
110    const std::string& id) {
111  if (delegate_)
112    delegate_->DisableExtension(id);
113  // When we disable notifications, we remove any existing matching
114  // notifications to avoid adding complicated UI to re-enable the source.
115  notification_list_->SendRemoveNotificationsByExtension(id);
116}
117
118void MessageCenter::DisableNotificationByUrl(const std::string& id) {
119  if (delegate_)
120    delegate_->DisableNotificationsFromSource(id);
121  notification_list_->SendRemoveNotificationsBySource(id);
122}
123
124void MessageCenter::ShowNotificationSettings(const std::string& id) {
125  if (delegate_)
126    delegate_->ShowSettings(id);
127}
128
129void MessageCenter::OnNotificationClicked(const std::string& id) {
130  if (delegate_)
131    delegate_->OnClicked(id);
132}
133
134NotificationList* MessageCenter::GetNotificationList() {
135  return notification_list_.get();
136}
137
138}  // namespace message_center
139