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_EXTENSIONS_API_PAGE_CAPTURE_PAGE_CAPTURE_API_H_ 6 #define CHROME_BROWSER_EXTENSIONS_API_PAGE_CAPTURE_PAGE_CAPTURE_API_H_ 7 8 #include <string> 9 10 #include "base/memory/ref_counted.h" 11 #include "chrome/browser/extensions/extension_function.h" 12 #include "chrome/common/extensions/api/page_capture.h" 13 #include "webkit/common/blob/shareable_file_reference.h" 14 15 namespace base { 16 class FilePath; 17 } 18 19 namespace content { 20 class WebContents; 21 } 22 23 namespace extensions { 24 25 class PageCaptureSaveAsMHTMLFunction : public AsyncExtensionFunction { 26 public: 27 PageCaptureSaveAsMHTMLFunction(); 28 29 // Test specific delegate used to test that the temporary file gets deleted. 30 class TestDelegate { 31 public: 32 // Called on the UI thread when the temporary file that contains the 33 // generated data has been created. 34 virtual void OnTemporaryFileCreated(const base::FilePath& temp_file) = 0; 35 }; 36 static void SetTestDelegate(TestDelegate* delegate); 37 38 private: 39 virtual ~PageCaptureSaveAsMHTMLFunction(); 40 virtual bool RunImpl() OVERRIDE; 41 virtual bool OnMessageReceivedFromRenderView( 42 const IPC::Message& message) OVERRIDE; 43 44 // Called on the file thread. 45 void CreateTemporaryFile(); 46 47 // Called on the UI thread. 48 void TemporaryFileCreated(bool success); 49 void ReturnFailure(const std::string& error); 50 void ReturnSuccess(int64 file_size); 51 52 // Callback called once the MHTML generation is done. 53 void MHTMLGenerated(const base::FilePath& file_path, int64 mhtml_file_size); 54 55 // Returns the WebContents we are associated with, NULL if it's been closed. 56 content::WebContents* GetWebContents(); 57 58 scoped_ptr<extensions::api::page_capture::SaveAsMHTML::Params> params_; 59 60 // The path to the temporary file containing the MHTML data. 61 base::FilePath mhtml_path_; 62 63 // The file containing the MHTML. 64 scoped_refptr<webkit_blob::ShareableFileReference> mhtml_file_; 65 66 DECLARE_EXTENSION_FUNCTION("pageCapture.saveAsMHTML", PAGECAPTURE_SAVEASMHTML) 67 }; 68 69 } // namespace extensions 70 71 #endif // CHROME_BROWSER_EXTENSIONS_API_PAGE_CAPTURE_PAGE_CAPTURE_API_H_ 72