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1 // Copyright 2015 The Chromium Authors. All rights reserved. | 1 // Copyright 2015 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_ANDROID_SHORTCUT_DATA_FETCHER_H_ | 5 #ifndef CHROME_BROWSER_ANDROID_SHORTCUT_DATA_FETCHER_H_ |
6 #define CHROME_BROWSER_ANDROID_SHORTCUT_DATA_FETCHER_H_ | 6 #define CHROME_BROWSER_ANDROID_SHORTCUT_DATA_FETCHER_H_ |
7 | 7 |
8 #include "base/basictypes.h" | 8 #include "base/basictypes.h" |
9 #include "base/task/cancelable_task_tracker.h" | 9 #include "base/task/cancelable_task_tracker.h" |
10 #include "base/timer/timer.h" | 10 #include "base/timer/timer.h" |
11 #include "chrome/browser/android/shortcut_info.h" | 11 #include "chrome/browser/android/shortcut_info.h" |
12 #include "chrome/common/web_application_info.h" | 12 #include "chrome/common/web_application_info.h" |
13 #include "components/favicon_base/favicon_types.h" | 13 #include "components/favicon_base/favicon_types.h" |
14 #include "content/public/browser/web_contents_observer.h" | 14 #include "content/public/browser/web_contents_observer.h" |
15 #include "content/public/common/manifest.h" | 15 #include "content/public/common/manifest.h" |
16 | 16 |
17 namespace content { | 17 namespace content { |
18 class WebContents; | 18 class WebContents; |
19 } // namespace content | 19 } // namespace content |
20 | 20 |
21 namespace IPC { | 21 namespace IPC { |
22 class Message; | 22 class Message; |
23 } | 23 } |
24 | 24 |
25 class GURL; | 25 class GURL; |
| 26 class ManifestIconDownloader; |
26 | 27 |
27 // Aysnchronously fetches and processes data needed to create a shortcut for an | 28 // Aysnchronously fetches and processes data needed to create a shortcut for an |
28 // Android Home screen launcher. | 29 // Android Home screen launcher. |
29 // | 30 // |
30 // Because of the various asynchronous calls made by this class, it is | 31 // Because of the various asynchronous calls made by this class, it is |
31 // refcounted to prevent the class from being prematurely deleted. If the | 32 // refcounted to prevent the class from being prematurely deleted. If the |
32 // pointer to the ShortcutHelper becomes invalid, the pipeline should kill | 33 // pointer to the ShortcutHelper becomes invalid, the pipeline should kill |
33 // itself. | 34 // itself. |
34 class ShortcutDataFetcher | 35 class ShortcutDataFetcher |
35 : public base::RefCounted<ShortcutDataFetcher>, | 36 : public base::RefCounted<ShortcutDataFetcher>, |
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74 | 75 |
75 // Grabs the favicon for the current URL. | 76 // Grabs the favicon for the current URL. |
76 void FetchFavicon(); | 77 void FetchFavicon(); |
77 void OnFaviconFetched( | 78 void OnFaviconFetched( |
78 const favicon_base::FaviconRawBitmapResult& bitmap_result); | 79 const favicon_base::FaviconRawBitmapResult& bitmap_result); |
79 | 80 |
80 // Creates the launcher icon from the given bitmap. | 81 // Creates the launcher icon from the given bitmap. |
81 void CreateLauncherIcon( | 82 void CreateLauncherIcon( |
82 const favicon_base::FaviconRawBitmapResult& bitmap_result); | 83 const favicon_base::FaviconRawBitmapResult& bitmap_result); |
83 | 84 |
84 // Callback run after an attempt to download manifest icon has been made. May | |
85 // kick off the download of a favicon if it failed. | |
86 void OnManifestIconFetched(int id, | |
87 int http_status_code, | |
88 const GURL& url, | |
89 const std::vector<SkBitmap>& bitmaps, | |
90 const std::vector<gfx::Size>& sizes); | |
91 | |
92 // Notifies the observer that the shortcut data is all available. | 85 // Notifies the observer that the shortcut data is all available. |
93 void NotifyObserver(const SkBitmap& icon); | 86 void NotifyObserver(const SkBitmap& icon); |
94 | 87 |
95 Observer* weak_observer_; | 88 Observer* weak_observer_; |
96 | 89 |
97 bool is_waiting_for_web_application_info_; | 90 bool is_waiting_for_web_application_info_; |
98 bool is_icon_saved_; | 91 bool is_icon_saved_; |
99 bool is_ready_; | 92 bool is_ready_; |
100 base::Timer icon_timeout_timer_; | 93 base::Timer icon_timeout_timer_; |
101 ShortcutInfo shortcut_info_; | 94 ShortcutInfo shortcut_info_; |
102 | 95 |
103 // The icon must only be set on the UI thread for thread safety. | 96 // The icon must only be set on the UI thread for thread safety. |
104 SkBitmap shortcut_icon_; | 97 SkBitmap shortcut_icon_; |
105 base::CancelableTaskTracker favicon_task_tracker_; | 98 base::CancelableTaskTracker favicon_task_tracker_; |
106 | 99 |
| 100 scoped_ptr<ManifestIconDownloader> icon_downloader_; |
| 101 |
107 const int preferred_icon_size_in_px_; | 102 const int preferred_icon_size_in_px_; |
108 static const int kPreferredIconSizeInDp; | 103 static const int kPreferredIconSizeInDp; |
109 | 104 |
110 friend class base::RefCounted<ShortcutDataFetcher>; | 105 friend class base::RefCounted<ShortcutDataFetcher>; |
111 DISALLOW_COPY_AND_ASSIGN(ShortcutDataFetcher); | 106 DISALLOW_COPY_AND_ASSIGN(ShortcutDataFetcher); |
112 }; | 107 }; |
113 | 108 |
114 #endif // CHROME_BROWSER_ANDROID_SHORTCUT_DATA_FETCHER_H_ | 109 #endif // CHROME_BROWSER_ANDROID_SHORTCUT_DATA_FETCHER_H_ |
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