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| 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 | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #ifndef CHROME_BROWSER_UI_METRO_PIN_TAB_HELPER_WIN_H_ | |
| 6 #define CHROME_BROWSER_UI_METRO_PIN_TAB_HELPER_WIN_H_ | |
| 7 | |
| 8 #include <vector> | |
| 9 | |
| 10 #include "base/macros.h" | |
| 11 #include "content/public/browser/web_contents_observer.h" | |
| 12 #include "content/public/browser/web_contents_user_data.h" | |
| 13 #include "content/public/common/favicon_url.h" | |
| 14 #include "third_party/skia/include/core/SkBitmap.h" | |
| 15 #include "ui/gfx/image/image_skia.h" | |
| 16 | |
| 17 namespace gfx { | |
| 18 class Size; | |
| 19 } | |
| 20 | |
| 21 // Per-tab class to help manage metro pinning. | |
| 22 class MetroPinTabHelper | |
| 23 : public content::WebContentsObserver, | |
| 24 public content::WebContentsUserData<MetroPinTabHelper> { | |
| 25 public: | |
| 26 ~MetroPinTabHelper() override; | |
| 27 | |
| 28 bool IsPinned() const; | |
| 29 | |
| 30 void TogglePinnedToStartScreen(); | |
| 31 | |
| 32 // content::WebContentsObserver overrides: | |
| 33 void DidNavigateMainFrame( | |
| 34 const content::LoadCommittedDetails& details, | |
| 35 const content::FrameNavigateParams& params) override; | |
| 36 void DidUpdateFaviconURL( | |
| 37 const std::vector<content::FaviconURL>& candidates) override; | |
| 38 | |
| 39 private: | |
| 40 // The FaviconDownloader class handles downloading the favicons when a page | |
| 41 // is being pinned. After it has downloaded any available favicons it will | |
| 42 // continue on with the page pinning action. | |
| 43 class FaviconChooser; | |
| 44 | |
| 45 explicit MetroPinTabHelper(content::WebContents* web_contents); | |
| 46 friend class content::WebContentsUserData<MetroPinTabHelper>; | |
| 47 | |
| 48 // Favicon download callback. | |
| 49 void DidDownloadFavicon(int id, | |
| 50 int http_status_code, | |
| 51 const GURL& image_url, | |
| 52 const std::vector<SkBitmap>& bitmaps, | |
| 53 const std::vector<gfx::Size>& original_bitmap_sizes); | |
| 54 | |
| 55 void UnPinPageFromStartScreen(); | |
| 56 | |
| 57 // Called by the |favicon_chooser_| when it has finished. | |
| 58 void FaviconDownloaderFinished(); | |
| 59 | |
| 60 // Candidate Favicon URLs for the current page. | |
| 61 std::vector<content::FaviconURL> favicon_url_candidates_; | |
| 62 | |
| 63 // The currently active FaviconChooser, if there is one. | |
| 64 scoped_ptr<FaviconChooser> favicon_chooser_; | |
| 65 | |
| 66 | |
| 67 DISALLOW_COPY_AND_ASSIGN(MetroPinTabHelper); | |
| 68 }; | |
| 69 | |
| 70 #endif // CHROME_BROWSER_UI_METRO_PIN_TAB_HELPER_WIN_H_ | |
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Chromium Code Reviews
Issue 1581473002:
Remove base/win/metro.{cc|h} and some associated code (Closed)
Base URL: https://chromium.googlesource.com/chromium/src.git@master