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| 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 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 | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #ifndef CHROME_BROWSER_EXTENSIONS_IMAGE_LOADER_H_ | 5 #ifndef CHROME_BROWSER_EXTENSIONS_IMAGE_LOADER_H_ |
| 6 #define CHROME_BROWSER_EXTENSIONS_IMAGE_LOADER_H_ | 6 #define CHROME_BROWSER_EXTENSIONS_IMAGE_LOADER_H_ |
| 7 | 7 |
| 8 #include <map> | 8 #include <map> |
| 9 #include <set> | 9 #include <set> |
| 10 | 10 |
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| 25 | 25 |
| 26 namespace extensions { | 26 namespace extensions { |
| 27 | 27 |
| 28 class Extension; | 28 class Extension; |
| 29 | 29 |
| 30 // This class is responsible for asynchronously loading extension images and | 30 // This class is responsible for asynchronously loading extension images and |
| 31 // calling a callback when an image is loaded. | 31 // calling a callback when an image is loaded. |
| 32 // The views need to load their icons asynchronously might be deleted before | 32 // The views need to load their icons asynchronously might be deleted before |
| 33 // the images have loaded. If you pass your callback using a weak_ptr, this | 33 // the images have loaded. If you pass your callback using a weak_ptr, this |
| 34 // will make sure the callback won't be called after the view is deleted. | 34 // will make sure the callback won't be called after the view is deleted. |
| 35 class ImageLoader : public ProfileKeyedService { | 35 class ImageLoader : public BrowserContextKeyedService { |
| 36 public: | 36 public: |
| 37 // Information about a singe image representation to load from an extension | 37 // Information about a singe image representation to load from an extension |
| 38 // resource. | 38 // resource. |
| 39 struct ImageRepresentation { | 39 struct ImageRepresentation { |
| 40 // Enum values to indicate whether to resize loaded bitmap when it is larger | 40 // Enum values to indicate whether to resize loaded bitmap when it is larger |
| 41 // than |desired_size| or always resize it. | 41 // than |desired_size| or always resize it. |
| 42 enum ResizeCondition { | 42 enum ResizeCondition { |
| 43 RESIZE_WHEN_LARGER, | 43 RESIZE_WHEN_LARGER, |
| 44 ALWAYS_RESIZE, | 44 ALWAYS_RESIZE, |
| 45 }; | 45 }; |
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| 108 std::vector<LoadResult>* load_result); | 108 std::vector<LoadResult>* load_result); |
| 109 | 109 |
| 110 void ReplyBack( | 110 void ReplyBack( |
| 111 const std::vector<LoadResult>* load_result, | 111 const std::vector<LoadResult>* load_result, |
| 112 const base::Callback<void(const gfx::Image&)>& callback); | 112 const base::Callback<void(const gfx::Image&)>& callback); |
| 113 }; | 113 }; |
| 114 | 114 |
| 115 } // namespace extensions | 115 } // namespace extensions |
| 116 | 116 |
| 117 #endif // CHROME_BROWSER_EXTENSIONS_IMAGE_LOADER_H_ | 117 #endif // CHROME_BROWSER_EXTENSIONS_IMAGE_LOADER_H_ |
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