chrome/browser/chromeos/media/media_player.h

   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 #ifndef CHROME_BROWSER_CHROMEOS_MEDIA_MEDIA_PLAYER_H_
   6 #define CHROME_BROWSER_CHROMEOS_MEDIA_MEDIA_PLAYER_H_
   7
   8 #include <vector>
   9
  10 #include "base/memory/singleton.h"
  11
  12 template <typename T> struct DefaultSingletonTraits;
  13
  14 class Browser;
  15 class GURL;
  16
  17 class MediaPlayer {
  18  public:
  19   typedef std::vector<GURL> UrlVector;
  20
  21   virtual ~MediaPlayer();
  22
  23   // Adjusts the mediaplayer window height.
  24   void AdjustWindowHeight(int height_diff);
  25
  26   // Forces the mediaplayer window to be closed.
  27   void CloseWindow();
  28
  29   // Clears the current playlist.
  30   void ClearPlaylist();
  31
  32   // Enqueues this fileschema url into the current playlist.
  33   void EnqueueMediaFileUrl(const GURL& url);
  34
  35   // Clears out the current playlist, and start playback of the given url.
  36   void ForcePlayMediaURL(const GURL& url);
  37
  38   // Popup the mediaplayer, this shows the browser, and sets up its
  39   // locations correctly.
  40   void PopupMediaPlayer();
  41
  42   // Sets the currently playing element to the given positions.
  43   void SetPlaylistPosition(int position);
  44
  45   // Returns current playlist.
  46   const UrlVector& GetPlaylist() const;
  47
  48   // Returns current playlist position.
  49   int GetPlaylistPosition() const;
  50
  51   // Notfies the mediaplayer that the playlist changed. This could be
  52   // called from the mediaplayer itself for example.
  53   void NotifyPlaylistChanged();
  54
  55   // Getter for the singleton.
  56   static MediaPlayer* GetInstance();
  57
  58  private:
  59   friend class MediaPlayerBrowserTest;
  60   friend struct DefaultSingletonTraits<MediaPlayer>;
  61
  62   // The current playlist of urls.
  63   UrlVector current_playlist_;
  64
  65   // The position into the current_playlist_ of the currently playing item.
  66   int current_position_;
  67
  68   MediaPlayer();
  69
  70   static GURL GetMediaPlayerUrl();
  71
  72   // Browser containing the Mediaplayer.
  73   static Browser* GetBrowser();
  74
  75   DISALLOW_COPY_AND_ASSIGN(MediaPlayer);
  76 };
  77
  78 #endif  // CHROME_BROWSER_CHROMEOS_MEDIA_MEDIA_PLAYER_H_