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| 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 |
| 3 // found in the LICENSE file. |
| 4 |
| 5 #ifndef COMPONENTS_DOM_DISTILLER_IOS_DISTILLER_PAGE_IOS_H_ |
| 6 #define COMPONENTS_DOM_DISTILLER_IOS_DISTILLER_PAGE_IOS_H_ |
| 7 |
| 8 #include <string> |
| 9 |
| 10 #include "base/memory/scoped_ptr.h" |
| 11 #include "base/memory/weak_ptr.h" |
| 12 #include "components/dom_distiller/core/distiller_page.h" |
| 13 #include "ios/web/public/web_state/web_state_observer.h" |
| 14 #include "url/gurl.h" |
| 15 |
| 16 namespace ios { |
| 17 class WebControllerProvider; |
| 18 } |
| 19 |
| 20 namespace web { |
| 21 class BrowserState; |
| 22 class WebState; |
| 23 } |
| 24 |
| 25 namespace dom_distiller { |
| 26 |
| 27 class DistillerWebStateObserver; |
| 28 |
| 29 // Loads URLs and injects JavaScript into a page, extracting the distilled page |
| 30 // content. |
| 31 class DistillerPageIOS : public DistillerPage { |
| 32 public: |
| 33 explicit DistillerPageIOS(web::BrowserState* browser_state); |
| 34 ~DistillerPageIOS() override; |
| 35 |
| 36 private: |
| 37 friend class DistillerWebStateObserver; |
| 38 |
| 39 // DistillerPage implementation: |
| 40 void DistillPageImpl(const GURL& url, const std::string& script) override; |
| 41 |
| 42 // Called by |web_state_observer_| once the page has finished loading. |
| 43 void OnLoadURLDone(web::PageLoadCompletionStatus load_completion_status); |
| 44 |
| 45 // Called once the |script_| has been evaluated on the page. |
| 46 void HandleJavaScriptResultString(NSString* result); |
| 47 |
| 48 web::BrowserState* browser_state_; |
| 49 GURL url_; |
| 50 std::string script_; |
| 51 scoped_ptr<ios::WebControllerProvider> provider_; |
| 52 scoped_ptr<DistillerWebStateObserver> web_state_observer_; |
| 53 base::WeakPtrFactory<DistillerPageIOS> weak_ptr_factory_; |
| 54 }; |
| 55 |
| 56 } // namespace dom_distiller |
| 57 |
| 58 #endif // COMPONENTS_DOM_DISTILLER_IOS_DISTILLER_PAGE_IOS_H_ |
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