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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 ASH_DESKTOP_BACKGROUND_DESKTOP_BACKGROUND_CONTROLLER_H_ | |
6 #define ASH_DESKTOP_BACKGROUND_DESKTOP_BACKGROUND_CONTROLLER_H_ | |
7 #pragma once | |
8 | |
9 #include "ash/ash_export.h" | |
10 #include "base/basictypes.h" | |
11 #include "third_party/skia/include/core/SkBitmap.h" | |
tfarina
2012/03/12 17:07:28
nit: you can forward declare this.
bshe
2012/03/12 17:27:31
Done.
| |
12 | |
13 namespace ash { | |
14 | |
15 // A class to listen for login and desktop background change events and set the | |
16 // corresponding default wallpaper in Aura shell. | |
17 class ASH_EXPORT DesktopBackgroundController { | |
18 public: | |
19 enum BackgroundMode { | |
20 BACKGROUND_IMAGE, | |
21 BACKGROUND_SOLID_COLOR | |
22 }; | |
23 | |
24 DesktopBackgroundController(); | |
25 virtual ~DesktopBackgroundController(); | |
26 | |
27 // Get the desktop background mode. | |
28 BackgroundMode desktop_background_mode() const { | |
29 return desktop_background_mode_; | |
30 } | |
31 | |
32 // Change the desktop background image to wallpaper with |index|. | |
33 void OnDesktopBackgroundChange(int index); | |
Ben Goodger (Google)
2012/03/12 16:34:30
Changed
bshe
2012/03/12 17:02:41
Done.
| |
34 | |
35 // Sets the desktop background to image mode and create a new background | |
36 // widget with |wallpaper|. | |
37 void SetDesktopBackgroundImageMode(const SkBitmap& wallpaper); | |
38 | |
39 // Sets the desktop background to image mode and create a new background | |
40 // widget with default wallpaper. | |
41 void SetDefaultDesktopBackgroundImage(); | |
42 | |
43 // Sets the desktop background to image mode and create a new background | |
44 // widget with previous selected wallpaper at run time. | |
45 void SetPreviousDesktopBackgroundImage(); | |
46 | |
47 // Sets the desktop background to solid color mode and create a solid color | |
48 // layout. | |
49 void SetDesktopBackgroundSolidColorMode(); | |
50 | |
51 private: | |
52 // We need to cache the previously used wallpaper index. So when users switch | |
53 // desktop background color mode at run time, we can directly switch back to | |
54 // the user selected wallpaper in image mode. | |
55 int previous_wallpaper_index_; | |
56 | |
57 // Can change at runtime. | |
58 BackgroundMode desktop_background_mode_; | |
59 | |
60 DISALLOW_COPY_AND_ASSIGN(DesktopBackgroundController); | |
61 }; | |
62 | |
63 } // namespace ash | |
64 | |
65 #endif // ASH_DESKTOP_BACKGROUND_DESKTOP_BACKGROUND_CONTROLLER_H_ | |
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