Initial Implementation of Download Notification

chrome/browser/download/notification/download_notification_manager.h

Index: chrome/browser/download/notification/download_notification_manager.h
diff --git a/chrome/browser/download/notification/download_notification_manager.h b/chrome/browser/download/notification/download_notification_manager.h
new file mode 100644
index 0000000000000000000000000000000000000000..61d0179d6d380c3186ef4a28af9cde2b581f444b
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+++ b/chrome/browser/download/notification/download_notification_manager.h
@@ -0,0 +1,38 @@
+// 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.
+
+#ifndef CHROME_BROWSER_DOWNLOAD_NOTIFICATION_DOWNLOAD_NOTIFICATION_MANAGER_H_
+#define CHROME_BROWSER_DOWNLOAD_NOTIFICATION_DOWNLOAD_NOTIFICATION_MANAGER_H_
+
+#include <set>
+
+#include "chrome/browser/download/download_ui_controller.h"
+#include "chrome/browser/download/notification/download_notification_item.h"
+
+class Profile;
+
+class DownloadNotificationManager : public DownloadUIController::Delegate,
+                                    public DownloadNotificationItem::Delegate {
+ public:
+  explicit DownloadNotificationManager(Profile* profile);
+  ~DownloadNotificationManager() override;
+
+  // DownloadManager::Observer:

[asanka, 2015/01/31 00:38:51]

DownloadUIController::Delegate.

[yoshiki, 2015/02/04 19:03:01]

Done.

+  void OnNewDownloadReady(content::DownloadItem* item) override;
+

[asanka, 2015/01/31 00:38:51]

// DownloadNotificationItem::Delegate

[yoshiki, 2015/02/04 19:03:01]

Done.

+  void OnDownloadNotificationItemDestroying(
+      DownloadNotificationItem* item) override;
+  void OnDownloadStarted(DownloadNotificationItem* item) override;
+  void OnDownloadStopped(DownloadNotificationItem* item) override;
+
+ private:
+  void UpdateDownloadingMultipleFiles();
+
+  Profile* profile_;
+  bool is_downloading_multiple_files_;
+  std::set<DownloadNotificationItem*> downloading_items_;
+  std::set<DownloadNotificationItem*> items_;
+};
+
+#endif // CHROME_BROWSER_DOWNLOAD_NOTIFICATION_DOWNLOAD_NOTIFICATION_MANAGER_H_