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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 COMPONENTS_FAVICON_CORE_FAVICON_HANDLER_H_ | 5 #ifndef COMPONENTS_FAVICON_CORE_FAVICON_HANDLER_H_ |
6 #define COMPONENTS_FAVICON_CORE_FAVICON_HANDLER_H_ | 6 #define COMPONENTS_FAVICON_CORE_FAVICON_HANDLER_H_ |
7 | 7 |
8 #include <stddef.h> | 8 #include <stddef.h> |
9 | 9 |
10 #include <vector> | 10 #include <vector> |
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68 // | 68 // |
69 // When the renderer downloads favicons, it considers the entire list of | 69 // When the renderer downloads favicons, it considers the entire list of |
70 // favicon candidates, if |download_largest_favicon_| is true, the largest | 70 // favicon candidates, if |download_largest_favicon_| is true, the largest |
71 // favicon will be used, otherwise the one that best matches the preferred size | 71 // favicon will be used, otherwise the one that best matches the preferred size |
72 // is chosen (or the first one if there is no preferred size). Once the | 72 // is chosen (or the first one if there is no preferred size). Once the |
73 // matching favicon has been determined, SetFavicon is called which updates | 73 // matching favicon has been determined, SetFavicon is called which updates |
74 // the page's favicon and notifies the database to save the favicon. | 74 // the page's favicon and notifies the database to save the favicon. |
75 | 75 |
76 class FaviconHandler { | 76 class FaviconHandler { |
77 public: | 77 public: |
78 // Outcome of a single favicon download. | |
pkotwicz
2017/04/10 18:30:59
Nit: Remove "single". I think that the word in unn
fhorschig
2017/04/11 12:24:53
Gone.
| |
79 // Recorded as Favicons.DownloadOutcome and public for testing. | |
80 // | |
81 // These values must stay in sync with the FaviconDownloadStatus enum | |
82 // in histograms.xml. | |
83 enum DownloadOutcome { SUCCEEDED = 0, FAILED = 1, SKIPPED = 2 }; | |
84 | |
78 class Delegate { | 85 class Delegate { |
79 public: | 86 public: |
80 // Mimics WebContents::ImageDownloadCallback. | 87 // Mimics WebContents::ImageDownloadCallback. |
81 typedef base::Callback<void( | 88 typedef base::Callback<void( |
82 int id, | 89 int id, |
83 int status_code, | 90 int status_code, |
84 const GURL& image_url, | 91 const GURL& image_url, |
85 const std::vector<SkBitmap>& bitmaps, | 92 const std::vector<SkBitmap>& bitmaps, |
86 const std::vector<gfx::Size>& original_bitmap_sizes)> | 93 const std::vector<gfx::Size>& original_bitmap_sizes)> |
87 ImageDownloadCallback; | 94 ImageDownloadCallback; |
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299 // UpdateFaviconCandidate()), the favicon service and the delegate are | 306 // UpdateFaviconCandidate()), the favicon service and the delegate are |
300 // notified. | 307 // notified. |
301 DownloadedFavicon best_favicon_; | 308 DownloadedFavicon best_favicon_; |
302 | 309 |
303 DISALLOW_COPY_AND_ASSIGN(FaviconHandler); | 310 DISALLOW_COPY_AND_ASSIGN(FaviconHandler); |
304 }; | 311 }; |
305 | 312 |
306 } // namespace favicon | 313 } // namespace favicon |
307 | 314 |
308 #endif // COMPONENTS_FAVICON_CORE_FAVICON_HANDLER_H_ | 315 #endif // COMPONENTS_FAVICON_CORE_FAVICON_HANDLER_H_ |
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