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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 #ifndef COMPONENTS_ENHANCED_BOOKMARKS_BOOKMARK_IMAGE_SERVICE_H_ | 4 #ifndef COMPONENTS_ENHANCED_BOOKMARKS_BOOKMARK_IMAGE_SERVICE_H_ |
| 5 #define COMPONENTS_ENHANCED_BOOKMARKS_BOOKMARK_IMAGE_SERVICE_H_ | 5 #define COMPONENTS_ENHANCED_BOOKMARKS_BOOKMARK_IMAGE_SERVICE_H_ |
| 6 | 6 |
| 7 #include "base/files/file_path.h" | 7 #include "base/files/file_path.h" |
| 8 #include "base/memory/scoped_ptr.h" | 8 #include "base/memory/scoped_ptr.h" |
| 9 #include "base/memory/singleton.h" | 9 #include "base/memory/singleton.h" |
| 10 #include "components/bookmarks/browser/bookmark_model_observer.h" | 10 #include "components/bookmarks/browser/bookmark_model_observer.h" |
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| 32 scoped_refptr<base::SequencedWorkerPool> pool); | 32 scoped_refptr<base::SequencedWorkerPool> pool); |
| 33 BookmarkImageService(scoped_ptr<ImageStore> store, | 33 BookmarkImageService(scoped_ptr<ImageStore> store, |
| 34 EnhancedBookmarkModel* enhanced_bookmark_model, | 34 EnhancedBookmarkModel* enhanced_bookmark_model, |
| 35 scoped_refptr<base::SequencedWorkerPool> pool); | 35 scoped_refptr<base::SequencedWorkerPool> pool); |
| 36 | 36 |
| 37 virtual ~BookmarkImageService(); | 37 virtual ~BookmarkImageService(); |
| 38 | 38 |
| 39 typedef base::Callback<void(const gfx::Image&, const GURL& url)> Callback; | 39 typedef base::Callback<void(const gfx::Image&, const GURL& url)> Callback; |
| 40 | 40 |
| 41 // KeyedService: | 41 // KeyedService: |
| 42 virtual void Shutdown() OVERRIDE; | 42 virtual void Shutdown() override; |
| 43 | 43 |
| 44 // Returns a salient image for a URL. This may trigger a network request for | 44 // Returns a salient image for a URL. This may trigger a network request for |
| 45 // the image if the image was not retrieved before and if a bookmark node has | 45 // the image if the image was not retrieved before and if a bookmark node has |
| 46 // a URL for this salient image available. The image (which may be empty) is | 46 // a URL for this salient image available. The image (which may be empty) is |
| 47 // sent via the callback. The callback may be called synchronously if it is | 47 // sent via the callback. The callback may be called synchronously if it is |
| 48 // possible. The callback is always triggered on the main thread. | 48 // possible. The callback is always triggered on the main thread. |
| 49 void SalientImageForUrl(const GURL& page_url, Callback callback); | 49 void SalientImageForUrl(const GURL& page_url, Callback callback); |
| 50 | 50 |
| 51 // BookmarkModelObserver methods. | 51 // BookmarkModelObserver methods. |
| 52 virtual void BookmarkNodeRemoved(BookmarkModel* model, | 52 virtual void BookmarkNodeRemoved(BookmarkModel* model, |
| 53 const BookmarkNode* parent, | 53 const BookmarkNode* parent, |
| 54 int old_index, | 54 int old_index, |
| 55 const BookmarkNode* node, | 55 const BookmarkNode* node, |
| 56 const std::set<GURL>& removed_urls) OVERRIDE; | 56 const std::set<GURL>& removed_urls) override; |
| 57 virtual void BookmarkModelLoaded(BookmarkModel* model, | 57 virtual void BookmarkModelLoaded(BookmarkModel* model, |
| 58 bool ids_reassigned) OVERRIDE; | 58 bool ids_reassigned) override; |
| 59 virtual void BookmarkNodeMoved(BookmarkModel* model, | 59 virtual void BookmarkNodeMoved(BookmarkModel* model, |
| 60 const BookmarkNode* old_parent, | 60 const BookmarkNode* old_parent, |
| 61 int old_index, | 61 int old_index, |
| 62 const BookmarkNode* new_parent, | 62 const BookmarkNode* new_parent, |
| 63 int new_index) OVERRIDE; | 63 int new_index) override; |
| 64 virtual void BookmarkNodeAdded(BookmarkModel* model, | 64 virtual void BookmarkNodeAdded(BookmarkModel* model, |
| 65 const BookmarkNode* parent, | 65 const BookmarkNode* parent, |
| 66 int index) OVERRIDE; | 66 int index) override; |
| 67 virtual void OnWillChangeBookmarkNode(BookmarkModel* model, | 67 virtual void OnWillChangeBookmarkNode(BookmarkModel* model, |
| 68 const BookmarkNode* node) OVERRIDE; | 68 const BookmarkNode* node) override; |
| 69 virtual void BookmarkNodeChanged(BookmarkModel* model, | 69 virtual void BookmarkNodeChanged(BookmarkModel* model, |
| 70 const BookmarkNode* node) OVERRIDE; | 70 const BookmarkNode* node) override; |
| 71 virtual void BookmarkNodeFaviconChanged(BookmarkModel* model, | 71 virtual void BookmarkNodeFaviconChanged(BookmarkModel* model, |
| 72 const BookmarkNode* node) OVERRIDE; | 72 const BookmarkNode* node) override; |
| 73 virtual void BookmarkNodeChildrenReordered(BookmarkModel* model, | 73 virtual void BookmarkNodeChildrenReordered(BookmarkModel* model, |
| 74 const BookmarkNode* node) OVERRIDE; | 74 const BookmarkNode* node) override; |
| 75 virtual void BookmarkAllUserNodesRemoved( | 75 virtual void BookmarkAllUserNodesRemoved( |
| 76 BookmarkModel* model, | 76 BookmarkModel* model, |
| 77 const std::set<GURL>& removed_urls) OVERRIDE; | 77 const std::set<GURL>& removed_urls) override; |
| 78 | 78 |
| 79 protected: | 79 protected: |
| 80 // Returns true if the image for the page_url is currently being fetched. | 80 // Returns true if the image for the page_url is currently being fetched. |
| 81 bool IsPageUrlInProgress(const GURL& page_url); | 81 bool IsPageUrlInProgress(const GURL& page_url); |
| 82 | 82 |
| 83 // Once an image has been retrieved, store the image and notify all the | 83 // Once an image has been retrieved, store the image and notify all the |
| 84 // consumers that were waiting on it. | 84 // consumers that were waiting on it. |
| 85 void ProcessNewImage(const GURL& page_url, | 85 void ProcessNewImage(const GURL& page_url, |
| 86 bool update_bookmarks, | 86 bool update_bookmarks, |
| 87 const gfx::Image& image, | 87 const gfx::Image& image, |
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| 163 GURL previous_url_; | 163 GURL previous_url_; |
| 164 | 164 |
| 165 // The worker pool to enqueue the store requests onto. | 165 // The worker pool to enqueue the store requests onto. |
| 166 scoped_refptr<base::SequencedWorkerPool> pool_; | 166 scoped_refptr<base::SequencedWorkerPool> pool_; |
| 167 DISALLOW_COPY_AND_ASSIGN(BookmarkImageService); | 167 DISALLOW_COPY_AND_ASSIGN(BookmarkImageService); |
| 168 }; | 168 }; |
| 169 | 169 |
| 170 } // namespace enhanced_bookmarks | 170 } // namespace enhanced_bookmarks |
| 171 | 171 |
| 172 #endif // COMPONENTS_ENHANCED_BOOKMARKS_BOOKMARK_IMAGE_SERVICE_H_ | 172 #endif // COMPONENTS_ENHANCED_BOOKMARKS_BOOKMARK_IMAGE_SERVICE_H_ |
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