ash/desktop_background/user_wallpaper_delegate.h

   1 // Copyright 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 ASH_DESKTOP_BACKGROUND_USER_WALLPAPER_DELEGATE_H_
   6 #define ASH_DESKTOP_BACKGROUND_USER_WALLPAPER_DELEGATE_H_
   7
   8 #include "ash/ash_export.h"
   9 #include "ui/views/corewm/window_animations.h"
  10
  11 namespace ash {
  12
  13 class ASH_EXPORT UserWallpaperDelegate {
  14  public:
  15   virtual ~UserWallpaperDelegate() {}
  16
  17   // Returns the type of window animation that should be used when showing the
  18   // wallpaper.
  19   virtual int GetAnimationType() = 0;
  20
  21   // Should the slower initial animation be shown (as opposed to the faster
  22   // animation that's used e.g. when switching from one user's wallpaper to
  23   // another's on the login screen)?
  24   virtual bool ShouldShowInitialAnimation() = 0;
  25
  26   // Updates current wallpaper. It may switch the size of wallpaper based on the
  27   // current display's resolution.
  28   virtual void UpdateWallpaper() = 0;
  29
  30   // Initialize wallpaper.
  31   virtual void InitializeWallpaper() = 0;
  32
  33   // Opens the set wallpaper page in the browser.
  34   virtual void OpenSetWallpaperPage() = 0;
  35
  36   // Returns true if user can open set wallpaper page. Only guest user returns
  37   // false currently.
  38   virtual bool CanOpenSetWallpaperPage() = 0;
  39
  40   // Notifies delegate that wallpaper animation has finished.
  41   virtual void OnWallpaperAnimationFinished() = 0;
  42
  43   // Notifies delegate that wallpaper boot animation has finished.
  44   virtual void OnWallpaperBootAnimationFinished() = 0;
  45 };
  46
  47 }  // namespace ash
  48
  49 #endif  // ASH_DESKTOP_BACKGROUND_USER_WALLPAPER_DELEGATE_H_