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 3 // found in the LICENSE file. 4 5 #ifndef CHROME_BROWSER_BITMAP_FETCHER_DELEGATE_H_ 6 #define CHROME_BROWSER_BITMAP_FETCHER_DELEGATE_H_ 7 8 #include "url/gurl.h" 9 10 class SkBitmap; 11 12 namespace chrome { 13 14 // A delegate interface for users of BitmapFetcher. 15 class BitmapFetcherDelegate { 16 public: BitmapFetcherDelegate()17 BitmapFetcherDelegate() {} 18 19 // 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 // match up the bitmap with a specific request. |bitmap| may be NULL if the 22 // image fails to be downloaded or decoded. 23 virtual void OnFetchComplete(const GURL url, const SkBitmap* bitmap) = 0; 24 25 protected: ~BitmapFetcherDelegate()26 virtual ~BitmapFetcherDelegate() {} 27 28 DISALLOW_COPY_AND_ASSIGN(BitmapFetcherDelegate); 29 }; 30 31 } // namespace chrome 32 33 #endif // CHROME_BROWSER_BITMAP_FETCHER_DELEGATE_H_ 34