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Side by Side Diff: content/renderer/image_loading_helper.h

Issue 934693002: Reload favicon from HTTP cache on Ctrl+Refresh (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Created 5 years, 9 months ago
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1 // Copyright (c) 2013 The Chromium Authors. All rights reserved. 1 // Copyright (c) 2013 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 CONTENT_RENDERER_IMAGE_LOADING_HELPER_H_ 5 #ifndef CONTENT_RENDERER_IMAGE_LOADING_HELPER_H_
6 #define CONTENT_RENDERER_IMAGE_LOADING_HELPER_H_ 6 #define CONTENT_RENDERER_IMAGE_LOADING_HELPER_H_
7 7
8 #include <string> 8 #include <string>
9 #include <vector> 9 #include <vector>
10 10
(...skipping 13 matching lines...) Expand all
24 public: 24 public:
25 explicit ImageLoadingHelper(RenderFrame* render_frame); 25 explicit ImageLoadingHelper(RenderFrame* render_frame);
26 26
27 private: 27 private:
28 ~ImageLoadingHelper() override; 28 ~ImageLoadingHelper() override;
29 29
30 // Message handler. 30 // Message handler.
31 void OnDownloadImage(int id, 31 void OnDownloadImage(int id,
32 const GURL& image_url, 32 const GURL& image_url,
33 bool is_favicon, 33 bool is_favicon,
34 uint32_t max_image_size); 34 uint32_t max_image_size,
35 bool bypass_cache);
35 36
36 // Requests to download an image. When done, the ImageLoadingHelper 37 // Requests to download an image. When done, the ImageLoadingHelper
37 // is notified by way of DidDownloadImage. Returns true if the 38 // is notified by way of DidDownloadImage. Returns true if the
38 // request was successfully started, false otherwise. id is used to 39 // request was successfully started, false otherwise. id is used to
39 // uniquely identify the request and passed back to the 40 // uniquely identify the request and passed back to the
40 // DidDownloadImage method. If the image is a favicon, cookies will not be 41 // DidDownloadImage method. If the image is a favicon, cookies will not be
41 // sent nor accepted during download. If the image has multiple frames, all 42 // sent nor accepted during download. If the image has multiple frames, all
42 // the frames whose size <= |max_image_size| are returned. If all of the 43 // the frames whose size <= |max_image_size| are returned. If all of the
43 // frames are larger than |max_image_size|, the smallest frame is resized to 44 // frames are larger than |max_image_size|, the smallest frame is resized to
44 // |max_image_size| and is the only result. |max_image_size| == 0 is 45 // |max_image_size| and is the only result. |max_image_size| == 0 is
45 // interpreted as no max image size. 46 // interpreted as no max image size.
46 bool DownloadImage(int id, 47 bool DownloadImage(int id,
47 const GURL& image_url, 48 const GURL& image_url,
48 bool is_favicon, 49 bool is_favicon,
49 uint32_t max_image_size); 50 uint32_t max_image_size,
51 bool bypass_cache);
50 52
51 // This callback is triggered when DownloadImage completes, either 53 // This callback is triggered when DownloadImage completes, either
52 // succesfully or with a failure. See DownloadImage for more 54 // succesfully or with a failure. See DownloadImage for more
53 // details. 55 // details.
54 void DidDownloadImage( 56 void DidDownloadImage(
55 uint32_t max_image_size, 57 uint32_t max_image_size,
56 MultiResolutionImageResourceFetcher* fetcher, 58 MultiResolutionImageResourceFetcher* fetcher,
57 const std::vector<SkBitmap>& images); 59 const std::vector<SkBitmap>& images);
58 60
59 // Decodes a data: URL image or returns an empty image in case of failure. 61 // Decodes a data: URL image or returns an empty image in case of failure.
60 SkBitmap ImageFromDataUrl(const GURL&) const; 62 SkBitmap ImageFromDataUrl(const GURL&) const;
61 63
62 // RenderFrameObserver implementation. 64 // RenderFrameObserver implementation.
63 bool OnMessageReceived(const IPC::Message& message) override; 65 bool OnMessageReceived(const IPC::Message& message) override;
64 66
65 typedef ScopedVector<MultiResolutionImageResourceFetcher> 67 typedef ScopedVector<MultiResolutionImageResourceFetcher>
66 ImageResourceFetcherList; 68 ImageResourceFetcherList;
67 69
68 // ImageResourceFetchers schedule via DownloadImage. 70 // ImageResourceFetchers schedule via DownloadImage.
69 ImageResourceFetcherList image_fetchers_; 71 ImageResourceFetcherList image_fetchers_;
70 72
71 DISALLOW_COPY_AND_ASSIGN(ImageLoadingHelper); 73 DISALLOW_COPY_AND_ASSIGN(ImageLoadingHelper);
72 }; 74 };
73 75
74 } // namespace content 76 } // namespace content
75 77
76 #endif // CONTENT_RENDERER_IMAGE_LOADING_HELPER_H_ 78 #endif // CONTENT_RENDERER_IMAGE_LOADING_HELPER_H_
77 79
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