| // Copyright 2016 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef IOS_CHROME_BROWSER_UI_HISTORY_FAVICON_VIEW_PROVIDER_H_ |
| #define IOS_CHROME_BROWSER_UI_HISTORY_FAVICON_VIEW_PROVIDER_H_ |
| |
| #import <UIKit/UIKit.h> |
| |
| namespace favicon { |
| class LargeIconService; |
| } // namespace favicon |
| |
| @class FaviconView; |
| @class FaviconViewProvider; |
| class GURL; |
| |
| // Delegate protocol for FaviconViewProvider. |
| @protocol FaviconViewProviderDelegate<NSObject> |
| // Called when favicon or fallback format has been fetched. |
| - (void)faviconViewProviderFaviconDidLoad:(FaviconViewProvider*)provider; |
| @end |
| |
| // Object to fetch and configure the view for a favicon, or a fallback icon if |
| // there is no favicon image available with large enough resolution. |
| @interface FaviconViewProvider : NSObject |
| // A favicon or fallback format associated with |URL| will be fetched using |
| // |largeIconService|. The favicon will be rendered with height and width equal |
| // to |faviconSize|, and the image will be fetched if the source size is greater |
| // than or equal to |minFaviconSize|. The |delegate| is notified when the |
| // favicon has been loaded, and may be nil. |
| - (instancetype)initWithURL:(const GURL&)URL |
| faviconSize:(CGFloat)faviconSize |
| minFaviconSize:(CGFloat)minFaviconSize |
| largeIconService:(favicon::LargeIconService*)largeIconService |
| delegate:(id<FaviconViewProviderDelegate>)delegate |
| NS_DESIGNATED_INITIALIZER; |
| - (instancetype)init NS_UNAVAILABLE; |
| |
| // View that displays a favicon or fallback icon. |
| @property(strong, nonatomic, readonly) FaviconView* faviconView; |
| |
| @end |
| |
| #endif // IOS_CHROME_BROWSER_UI_HISTORY_FAVICON_VIEW_PROVIDER_H_ |