chrome/browser/ui/cocoa/notifications/message_center_tray_bridge.mm

   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 "chrome/browser/ui/cocoa/notifications/message_center_tray_bridge.h"
   6
   7 #include "base/bind.h"
   8 #include "base/i18n/number_formatting.h"
   9 #include "base/message_loop/message_loop.h"
  10 #include "base/prefs/pref_service.h"
  11 #include "chrome/browser/browser_process.h"
  12 #include "chrome/common/pref_names.h"
  13 #include "grit/chromium_strings.h"
  14 #include "grit/generated_resources.h"
  15 #include "grit/ui_strings.h"
  16 #include "ui/base/l10n/l10n_util.h"
  17 #import "ui/base/l10n/l10n_util_mac.h"
  18 #import "ui/message_center/cocoa/popup_collection.h"
  19 #import "ui/message_center/cocoa/status_item_view.h"
  20 #import "ui/message_center/cocoa/tray_controller.h"
  21 #import "ui/message_center/cocoa/tray_view_controller.h"
  22 #include "ui/message_center/message_center.h"
  23 #include "ui/message_center/message_center_tray.h"
  24
  25 namespace message_center {
  26
  27 MessageCenterTrayDelegate* CreateMessageCenterTray() {
  28   return new MessageCenterTrayBridge(g_browser_process->message_center());
  29 }
  30
  31 }  // namespace message_center
  32
  33 MessageCenterTrayBridge::MessageCenterTrayBridge(
  34     message_center::MessageCenter* message_center)
  35     : message_center_(message_center),
  36       tray_(new message_center::MessageCenterTray(this, message_center)),
  37       weak_ptr_factory_(this) {
  38   show_status_item_.Init(
  39       prefs::kMessageCenterShowIcon,
  40       g_browser_process->local_state(),
  41       base::Bind(&MessageCenterTrayBridge::OnShowStatusItemChanged,
  42                  weak_ptr_factory_.GetWeakPtr()));
  43 }
  44
  45 MessageCenterTrayBridge::~MessageCenterTrayBridge() {
  46   [status_item_view_ removeItem];
  47 }
  48
  49 void MessageCenterTrayBridge::OnMessageCenterTrayChanged() {
  50   // Update the status item on the next run of the message loop so that if a
  51   // popup is displayed, the item doesn't flash the unread count.
  52   base::MessageLoop::current()->PostTask(FROM_HERE,
  53       base::Bind(&MessageCenterTrayBridge::UpdateStatusItem,
  54                  weak_ptr_factory_.GetWeakPtr()));
  55
  56   [tray_controller_ onMessageCenterTrayChanged];
  57 }
  58
  59 bool MessageCenterTrayBridge::ShowPopups() {
  60   popup_collection_.reset(
  61       [[MCPopupCollection alloc] initWithMessageCenter:message_center_]);
  62   return true;
  63 }
  64
  65 void MessageCenterTrayBridge::HidePopups() {
  66   popup_collection_.reset();
  67 }
  68
  69 bool MessageCenterTrayBridge::ShowMessageCenter() {
  70   if (tray_controller_)
  71     return false;
  72
  73   OpenTrayWindow();
  74   return true;
  75 }
  76
  77 void MessageCenterTrayBridge::HideMessageCenter() {
  78   [status_item_view_ setHighlight:NO];
  79   [tray_controller_ close];
  80   tray_controller_.autorelease();
  81   UpdateStatusItem();
  82 }
  83
  84 bool MessageCenterTrayBridge::ShowNotifierSettings() {
  85   // This method needs to be implemented when the context menu of each
  86   // notification is ready and it contains 'settings' menu item.
  87   return false;
  88 }
  89
  90 bool MessageCenterTrayBridge::IsContextMenuEnabled() const {
  91   // Cocoa message center doesn't support context menu yet.
  92   return false;
  93 }
  94
  95 message_center::MessageCenterTray*
  96 MessageCenterTrayBridge::GetMessageCenterTray() {
  97   return tray_.get();
  98 }
  99
 100 void MessageCenterTrayBridge::UpdateStatusItem() {
 101   // Only show the status item if there are notifications.
 102   if (!ShouldShowStatusItem()) {
 103     [status_item_view_ removeItem];
 104     status_item_view_.reset();
 105     return;
 106   }
 107
 108   if (!status_item_view_) {
 109     status_item_view_.reset([[MCStatusItemView alloc] init]);
 110     [status_item_view_ setCallback:^{ tray_->ToggleMessageCenterBubble(); }];
 111   }
 112
 113   // We want a static message center icon while it's visible.
 114   if (message_center()->IsMessageCenterVisible())
 115     return;
 116
 117   size_t unread_count = message_center_->UnreadNotificationCount();
 118   bool quiet_mode = message_center_->IsQuietMode();
 119   [status_item_view_ setUnreadCount:unread_count withQuietMode:quiet_mode];
 120
 121   if (unread_count > 0) {
 122     base::string16 unread_count_string = base::FormatNumber(unread_count);
 123     [status_item_view_ setToolTip:
 124         l10n_util::GetNSStringF(IDS_MESSAGE_CENTER_TOOLTIP_UNREAD,
 125             unread_count_string)];
 126   } else {
 127     [status_item_view_ setToolTip:
 128         l10n_util::GetNSString(IDS_MESSAGE_CENTER_TOOLTIP)];
 129   }
 130 }
 131
 132 void MessageCenterTrayBridge::OpenTrayWindow() {
 133   DCHECK(!tray_controller_);
 134   tray_controller_.reset(
 135       [[MCTrayController alloc] initWithMessageCenterTray:tray_.get()]);
 136   [[tray_controller_ viewController] setTrayTitle:
 137       l10n_util::GetNSStringF(IDS_MESSAGE_CENTER_FOOTER_WITH_PRODUCT_TITLE,
 138           l10n_util::GetStringUTF16(IDS_SHORT_PRODUCT_NAME))];
 139
 140   UpdateStatusItem();
 141
 142   DCHECK(status_item_view_);
 143   [status_item_view_ setHighlight:YES];
 144   NSRect frame = [[status_item_view_ window] frame];
 145   [tray_controller_ showTrayAtRightOf:NSMakePoint(NSMinX(frame),
 146                                                   NSMinY(frame))
 147                              atLeftOf:NSMakePoint(NSMaxX(frame),
 148                                                   NSMinY(frame))];
 149 }
 150
 151 bool MessageCenterTrayBridge::ShouldShowStatusItem() const {
 152   return g_browser_process->local_state()->GetBoolean(
 153       prefs::kMessageCenterShowIcon);
 154 }
 155
 156 void MessageCenterTrayBridge::OnShowStatusItemChanged() {
 157   UpdateStatusItem();
 158 }