chrome/browser/chromeos/file_system_provider/notification_manager.h

   1 // Copyright 2014 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 #ifndef CHROME_BROWSER_CHROMEOS_FILE_SYSTEM_PROVIDER_NOTIFICATION_MANAGER_H_
   6 #define CHROME_BROWSER_CHROMEOS_FILE_SYSTEM_PROVIDER_NOTIFICATION_MANAGER_H_
   7
   8 #include <map>
   9 #include <string>
  10
  11 #include "base/callback.h"
  12 #include "base/memory/scoped_ptr.h"
  13 #include "chrome/browser/chromeos/file_system_provider/notification_manager_interface.h"
  14 #include "chrome/browser/chromeos/file_system_provider/provided_file_system_info.h"
  15 #include "chrome/browser/extensions/app_icon_loader.h"
  16
  17 class Profile;
  18
  19 namespace gfx {
  20 class Image;
  21 class ImageSkia;
  22 }  // message gfx
  23
  24 namespace message_center {
  25 class Notification;
  26 }  // namespace message_center
  27
  28 namespace chromeos {
  29 namespace file_system_provider {
  30
  31 // Provided file systems's manager for showing notifications. Shows always
  32 // up to one notification. If more than one request is unresponsive, then
  33 // all of them will be aborted when clicking on the notification button.
  34 class NotificationManager : public NotificationManagerInterface,
  35                             public extensions::AppIconLoader::Delegate {
  36  public:
  37   NotificationManager(Profile* profile,
  38                       const ProvidedFileSystemInfo& file_system_info);
  39   ~NotificationManager() override;
  40
  41   // NotificationManagerInterface overrides:
  42   void ShowUnresponsiveNotification(
  43       int id,
  44       const NotificationCallback& callback) override;
  45   void HideUnresponsiveNotification(int id) override;
  46
  47   // Invoked when a button on the notification is clicked.
  48   void OnButtonClick(int button_index);
  49
  50   // Invoked when the notification got closed either by user or by system.
  51   void OnClose();
  52
  53   // extensions::AppIconLoader::Delegate overrides:
  54   void SetAppImage(const std::string& id, const gfx::ImageSkia& image) override;
  55
  56  private:
  57   typedef std::map<int, NotificationCallback> CallbackMap;
  58
  59   // Creates a notification object for the actual state of the manager.
  60   scoped_ptr<message_center::Notification> CreateNotification();
  61
  62   // Handles a notification result by calling all registered callbacks and
  63   // clearing the list.
  64   void OnNotificationResult(NotificationResult result);
  65
  66   Profile* profile_;
  67   ProvidedFileSystemInfo file_system_info_;
  68   CallbackMap callbacks_;
  69   scoped_ptr<extensions::AppIconLoader> icon_loader_;
  70   scoped_ptr<gfx::Image> extension_icon_;
  71
  72   DISALLOW_COPY_AND_ASSIGN(NotificationManager);
  73 };
  74
  75 }  // namespace file_system_provider
  76 }  // namespace chromeos
  77
  78 #endif  // CHROME_BROWSER_CHROMEOS_FILE_SYSTEM_PROVIDER_NOTIFICATION_MANAGER_H_