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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 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 | 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_BITMAP_FETCHER_BITMAP_FETCHER_DELEGATE_H_ | 5 #ifndef CHROME_BROWSER_BITMAP_FETCHER_BITMAP_FETCHER_DELEGATE_H_ |
6 #define CHROME_BROWSER_BITMAP_FETCHER_BITMAP_FETCHER_DELEGATE_H_ | 6 #define CHROME_BROWSER_BITMAP_FETCHER_BITMAP_FETCHER_DELEGATE_H_ |
7 | 7 |
| 8 #include "base/macros.h" |
8 #include "url/gurl.h" | 9 #include "url/gurl.h" |
9 | 10 |
10 class SkBitmap; | 11 class SkBitmap; |
11 | 12 |
12 namespace chrome { | 13 namespace chrome { |
13 | 14 |
14 // A delegate interface for users of BitmapFetcher. | 15 // A delegate interface for users of BitmapFetcher. |
15 class BitmapFetcherDelegate { | 16 class BitmapFetcherDelegate { |
16 public: | 17 public: |
17 BitmapFetcherDelegate() {} | 18 BitmapFetcherDelegate() {} |
18 | 19 |
19 // This will be called when the bitmap has been requested, whether or not the | 20 // This will be called when the bitmap has been requested, whether or not the |
20 // request succeeds. |url| is the URL that was originally fetched so we can | 21 // request succeeds. |url| is the URL that was originally fetched so we can |
21 // match up the bitmap with a specific request. |bitmap| may be NULL if the | 22 // match up the bitmap with a specific request. |bitmap| may be NULL if the |
22 // image fails to be downloaded or decoded. | 23 // image fails to be downloaded or decoded. |
23 virtual void OnFetchComplete(const GURL& url, const SkBitmap* bitmap) = 0; | 24 virtual void OnFetchComplete(const GURL& url, const SkBitmap* bitmap) = 0; |
24 | 25 |
25 protected: | 26 protected: |
26 virtual ~BitmapFetcherDelegate() {} | 27 virtual ~BitmapFetcherDelegate() {} |
27 | 28 |
28 DISALLOW_COPY_AND_ASSIGN(BitmapFetcherDelegate); | 29 DISALLOW_COPY_AND_ASSIGN(BitmapFetcherDelegate); |
29 }; | 30 }; |
30 | 31 |
31 } // namespace chrome | 32 } // namespace chrome |
32 | 33 |
33 #endif // CHROME_BROWSER_BITMAP_FETCHER_BITMAP_FETCHER_DELEGATE_H_ | 34 #endif // CHROME_BROWSER_BITMAP_FETCHER_BITMAP_FETCHER_DELEGATE_H_ |
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