Add ArcNotificationManager for new ARC notification

components/arc/notification/arc_notification_manager.cc

+// Copyright 2015 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "components/arc/notification/arc_notification_manager.h"
+
+#include "base/stl_util.h"
+#include "components/arc/notification/arc_notification_item.h"
+
+namespace arc {
+
+ArcNotificationManager::ArcNotificationManager(ArcBridgeService* arc_bridge,
+                                               const AccountId& main_profile_id)
+    : arc_bridge_(arc_bridge), main_profile_id_(main_profile_id) {
+  // This must be initialized after ArcBridgeService.
+  DCHECK(arc_bridge_);
+  DCHECK_EQ(arc_bridge_, ArcBridgeService::Get());
+  arc_bridge_->AddNotificationObserver(this);
+}
+
+ArcNotificationManager::~ArcNotificationManager() {
+  // This should be free'd before ArcBridgeService.
+  DCHECK(ArcBridgeService::Get());
+  DCHECK_EQ(arc_bridge_, ArcBridgeService::Get());
+  arc_bridge_->RemoveNotificationObserver(this);
+}
+
+void ArcNotificationManager::OnNotificationPostedFromAndroid(
+    const ArcNotificationData& data) {
+  ArcNotificationItem* item = items_.get(data.key);
+  if (!item) {
+    // Show a notification on the primary loged-in user's desktop.
+    // TODO(yoshiki): Reconsider when ARC supports multi-user.
+    item = new ArcNotificationItem(this, message_center::MessageCenter::Get(),
+                                   data, main_profile_id_);
+    items_.set(data.key, make_scoped_ptr(item));
+  }
+  item->UpdateWithArcNotificationData(data);
+}
+
+void ArcNotificationManager::OnNotificationRemovedFromAndroid(
+    const std::string& key) {
+  Items::iterator it = items_.find(key);
+  if (it != items_.end()) {
+    scoped_ptr<ArcNotificationItem> item(items_.take_and_erase(it));
+

[hidehiko, 2015/12/22 08:51:28]

nit: unnecessary an empty line?

[yoshiki, 2015/12/22 10:13:54]

Done.

+    item->OnClosedFromAndroid();
+  } else {
+    VLOG(3) << "Android requests to remove a notification (key: " << key
+            << "), but it is already gone.";
+  }
+}
+
+void ArcNotificationManager::SendNotificationRemovedFromChrome(
+    const std::string& key) {
+  Items::iterator it = items_.find(key);
+  if (it != items_.end()) {
+    scoped_ptr<ArcNotificationItem> item(items_.take_and_erase(it));
+
+    arc_bridge_->SendNotificationEventToAndroid(key,
+                                                ARC_NOTIFICATION_EVENT_CLOSED);
+  } else {
+    VLOG(3) << "Chrome requests to remove a notification (key: " << key
+            << "), but it is already gone.";
+  }
+}
+
+void ArcNotificationManager::SendNotificationClickedOnChrome(
+    const std::string& key) {
+  if (items_.contains(key)) {
+    arc_bridge_->SendNotificationEventToAndroid(
+        key, ARC_NOTIFICATION_EVENT_BODY_CLICKED);
+  } else {
+    VLOG(3) << "Chrome requests to fire a click event on notification (key: "
+            << key << "), but it is gone.";
+  }
+}
+
+}  // namespace arc