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	- Build with the 10.7 SDK (set GYP_DEFINES='mac_sdk=10.7') to include Retina support in the cefclient OSR example. git-svn-id: https://chromiumembedded.googlecode.com/svn/trunk@1226 5089003a-bbd8-11dd-ad1f-f1f9622dbc98
		
			
				
	
	
		
			344 lines
		
	
	
		
			13 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			344 lines
		
	
	
		
			13 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
// Copyright (c) 2011 The Chromium Embedded Framework Authors. All rights
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// reserved. Use of this source code is governed by a BSD-style license that
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// can be found in the LICENSE file.
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#ifndef CEF_TESTS_CEFCLIENT_CLIENT_HANDLER_H_
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#define CEF_TESTS_CEFCLIENT_CLIENT_HANDLER_H_
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#pragma once
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#include <list>
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#include <map>
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#include <set>
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#include <string>
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#include "include/cef_client.h"
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#include "cefclient/util.h"
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// Define this value to redirect all popup URLs to the main application browser
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// window.
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// #define TEST_REDIRECT_POPUP_URLS
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// ClientHandler implementation.
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class ClientHandler : public CefClient,
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                      public CefContextMenuHandler,
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                      public CefDisplayHandler,
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                      public CefDownloadHandler,
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                      public CefGeolocationHandler,
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                      public CefKeyboardHandler,
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                      public CefLifeSpanHandler,
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                      public CefLoadHandler,
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                      public CefRenderHandler,
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                      public CefRequestHandler {
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 public:
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  // Interface for process message delegates. Do not perform work in the
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  // RenderDelegate constructor.
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  class ProcessMessageDelegate : public virtual CefBase {
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   public:
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    // Called when a process message is received. Return true if the message was
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    // handled and should not be passed on to other handlers.
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    // ProcessMessageDelegates should check for unique message names to avoid
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    // interfering with each other.
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    virtual bool OnProcessMessageReceived(
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        CefRefPtr<ClientHandler> handler,
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        CefRefPtr<CefBrowser> browser,
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        CefProcessId source_process,
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        CefRefPtr<CefProcessMessage> message) {
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      return false;
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    }
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  };
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  typedef std::set<CefRefPtr<ProcessMessageDelegate> >
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      ProcessMessageDelegateSet;
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  // Interface implemented to handle off-screen rendering.
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  class RenderHandler : public CefRenderHandler {
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   public:
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    virtual void OnBeforeClose(CefRefPtr<CefBrowser> browser) =0;
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  };
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  ClientHandler();
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  virtual ~ClientHandler();
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  // CefClient methods
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  virtual CefRefPtr<CefContextMenuHandler> GetContextMenuHandler() OVERRIDE {
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    return this;
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  }
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  virtual CefRefPtr<CefDisplayHandler> GetDisplayHandler() OVERRIDE {
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    return this;
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  }
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  virtual CefRefPtr<CefDownloadHandler> GetDownloadHandler() OVERRIDE {
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    return this;
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  }
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  virtual CefRefPtr<CefGeolocationHandler> GetGeolocationHandler() OVERRIDE {
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    return this;
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  }
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  virtual CefRefPtr<CefKeyboardHandler> GetKeyboardHandler() OVERRIDE {
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    return this;
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  }
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  virtual CefRefPtr<CefLifeSpanHandler> GetLifeSpanHandler() OVERRIDE {
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    return this;
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  }
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  virtual CefRefPtr<CefLoadHandler> GetLoadHandler() OVERRIDE {
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    return this;
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  }
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  virtual CefRefPtr<CefRenderHandler> GetRenderHandler() OVERRIDE {
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    return this;
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  }
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  virtual CefRefPtr<CefRequestHandler> GetRequestHandler() OVERRIDE {
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    return this;
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  }
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  virtual bool OnProcessMessageReceived(CefRefPtr<CefBrowser> browser,
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                                        CefProcessId source_process,
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                                        CefRefPtr<CefProcessMessage> message)
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                                        OVERRIDE;
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  // CefContextMenuHandler methods
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  virtual void OnBeforeContextMenu(CefRefPtr<CefBrowser> browser,
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                                   CefRefPtr<CefFrame> frame,
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                                   CefRefPtr<CefContextMenuParams> params,
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                                   CefRefPtr<CefMenuModel> model) OVERRIDE;
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  virtual bool OnContextMenuCommand(CefRefPtr<CefBrowser> browser,
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                                    CefRefPtr<CefFrame> frame,
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                                    CefRefPtr<CefContextMenuParams> params,
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                                    int command_id,
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                                    EventFlags event_flags) OVERRIDE;
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  // CefDisplayHandler methods
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  virtual void OnLoadingStateChange(CefRefPtr<CefBrowser> browser,
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                                    bool isLoading,
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                                    bool canGoBack,
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                                    bool canGoForward) OVERRIDE;
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  virtual void OnAddressChange(CefRefPtr<CefBrowser> browser,
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                               CefRefPtr<CefFrame> frame,
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                               const CefString& url) OVERRIDE;
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  virtual void OnTitleChange(CefRefPtr<CefBrowser> browser,
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                             const CefString& title) OVERRIDE;
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  virtual bool OnConsoleMessage(CefRefPtr<CefBrowser> browser,
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                                const CefString& message,
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                                const CefString& source,
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                                int line) OVERRIDE;
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  // CefDownloadHandler methods
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  virtual void OnBeforeDownload(
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      CefRefPtr<CefBrowser> browser,
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      CefRefPtr<CefDownloadItem> download_item,
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      const CefString& suggested_name,
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      CefRefPtr<CefBeforeDownloadCallback> callback) OVERRIDE;
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  virtual void OnDownloadUpdated(
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      CefRefPtr<CefBrowser> browser,
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      CefRefPtr<CefDownloadItem> download_item,
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      CefRefPtr<CefDownloadItemCallback> callback) OVERRIDE;
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  // CefGeolocationHandler methods
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  virtual void OnRequestGeolocationPermission(
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      CefRefPtr<CefBrowser> browser,
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      const CefString& requesting_url,
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      int request_id,
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      CefRefPtr<CefGeolocationCallback> callback) OVERRIDE;
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  // CefKeyboardHandler methods
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  virtual bool OnPreKeyEvent(CefRefPtr<CefBrowser> browser,
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                             const CefKeyEvent& event,
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                             CefEventHandle os_event,
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                             bool* is_keyboard_shortcut) OVERRIDE;
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  // CefLifeSpanHandler methods
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  virtual bool OnBeforePopup(CefRefPtr<CefBrowser> browser,
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                             CefRefPtr<CefFrame> frame,
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                             const CefString& target_url,
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                             const CefString& target_frame_name,
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                             const CefPopupFeatures& popupFeatures,
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                             CefWindowInfo& windowInfo,
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                             CefRefPtr<CefClient>& client,
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                             CefBrowserSettings& settings,
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                             bool* no_javascript_access) OVERRIDE;
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  virtual void OnAfterCreated(CefRefPtr<CefBrowser> browser) OVERRIDE;
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  virtual bool DoClose(CefRefPtr<CefBrowser> browser) OVERRIDE;
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  virtual void OnBeforeClose(CefRefPtr<CefBrowser> browser) OVERRIDE;
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  // CefLoadHandler methods
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  virtual void OnLoadStart(CefRefPtr<CefBrowser> browser,
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                           CefRefPtr<CefFrame> frame) OVERRIDE;
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  virtual void OnLoadEnd(CefRefPtr<CefBrowser> browser,
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                         CefRefPtr<CefFrame> frame,
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                         int httpStatusCode) OVERRIDE;
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  virtual void OnLoadError(CefRefPtr<CefBrowser> browser,
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                           CefRefPtr<CefFrame> frame,
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                           ErrorCode errorCode,
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                           const CefString& errorText,
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                           const CefString& failedUrl) OVERRIDE;
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  virtual void OnRenderProcessTerminated(CefRefPtr<CefBrowser> browser,
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                                         TerminationStatus status) OVERRIDE;
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  // CefRequestHandler methods
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  virtual CefRefPtr<CefResourceHandler> GetResourceHandler(
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      CefRefPtr<CefBrowser> browser,
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      CefRefPtr<CefFrame> frame,
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      CefRefPtr<CefRequest> request) OVERRIDE;
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  virtual bool OnQuotaRequest(CefRefPtr<CefBrowser> browser,
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                              const CefString& origin_url,
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                              int64 new_size,
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                              CefRefPtr<CefQuotaCallback> callback) OVERRIDE;
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  virtual void OnProtocolExecution(CefRefPtr<CefBrowser> browser,
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                                   const CefString& url,
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                                   bool& allow_os_execution) OVERRIDE;
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  // CefRenderHandler methods
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  virtual bool GetRootScreenRect(CefRefPtr<CefBrowser> browser,
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                                 CefRect& rect) OVERRIDE;
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  virtual bool GetViewRect(CefRefPtr<CefBrowser> browser,
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                           CefRect& rect) OVERRIDE;
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  virtual bool GetScreenPoint(CefRefPtr<CefBrowser> browser,
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                              int viewX,
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                              int viewY,
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                              int& screenX,
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                              int& screenY) OVERRIDE;
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  virtual bool GetScreenInfo(CefRefPtr<CefBrowser> browser,
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                             CefScreenInfo& screen_info) OVERRIDE;
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  virtual void OnPopupShow(CefRefPtr<CefBrowser> browser, bool show) OVERRIDE;
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  virtual void OnPopupSize(CefRefPtr<CefBrowser> browser,
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                           const CefRect& rect) OVERRIDE;
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  virtual void OnPaint(CefRefPtr<CefBrowser> browser,
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                       PaintElementType type,
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                       const RectList& dirtyRects,
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                       const void* buffer,
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                       int width,
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                       int height) OVERRIDE;
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  virtual void OnCursorChange(CefRefPtr<CefBrowser> browser,
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                              CefCursorHandle cursor) OVERRIDE;
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  void SetMainHwnd(CefWindowHandle hwnd);
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  CefWindowHandle GetMainHwnd() { return m_MainHwnd; }
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  void SetEditHwnd(CefWindowHandle hwnd);
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  void SetOSRHandler(CefRefPtr<RenderHandler> handler) {
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    m_OSRHandler = handler;
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  }
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  CefRefPtr<RenderHandler> GetOSRHandler() { return m_OSRHandler; }
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  void SetButtonHwnds(CefWindowHandle backHwnd,
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                      CefWindowHandle forwardHwnd,
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                      CefWindowHandle reloadHwnd,
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                      CefWindowHandle stopHwnd);
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  CefRefPtr<CefBrowser> GetBrowser() { return m_Browser; }
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  int GetBrowserId() { return m_BrowserId; }
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  // Request that all existing browser windows close.
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  void CloseAllBrowsers(bool force_close);
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  // Returns true if the main browser window is currently closing. Used in
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  // combination with DoClose() and the OS close notification to properly handle
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  // 'onbeforeunload' JavaScript events during window close.
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  bool IsClosing() { return m_bIsClosing; }
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  std::string GetLogFile();
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  void SetLastDownloadFile(const std::string& fileName);
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  std::string GetLastDownloadFile();
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  // Send a notification to the application. Notifications should not block the
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  // caller.
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  enum NotificationType {
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    NOTIFY_CONSOLE_MESSAGE,
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    NOTIFY_DOWNLOAD_COMPLETE,
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    NOTIFY_DOWNLOAD_ERROR,
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  };
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  void SendNotification(NotificationType type);
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  void ShowDevTools(CefRefPtr<CefBrowser> browser);
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  // Returns the startup URL.
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  std::string GetStartupURL() { return m_StartupURL; }
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  // Create an external browser window that loads the specified URL.
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  static void LaunchExternalBrowser(const std::string& url);
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  void BeginTracing();
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  void EndTracing();
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  bool Save(const std::string& path, const std::string& data);
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 protected:
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  void SetLoading(bool isLoading);
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  void SetNavState(bool canGoBack, bool canGoForward);
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  // Create all of ProcessMessageDelegate objects.
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  static void CreateProcessMessageDelegates(
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      ProcessMessageDelegateSet& delegates);
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  // Test context menu creation.
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  void BuildTestMenu(CefRefPtr<CefMenuModel> model);
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  bool ExecuteTestMenu(int command_id);
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  struct TestMenuState {
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    TestMenuState() : check_item(true), radio_item(0) {}
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    bool check_item;
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    int radio_item;
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  } m_TestMenuState;
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  // Returns the full download path for the specified file, or an empty path to
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  // use the default temp directory.
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  std::string GetDownloadPath(const std::string& file_name);
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  // The child browser window
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  CefRefPtr<CefBrowser> m_Browser;
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  // List of any popup browser windows. Only accessed on the CEF UI thread.
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  typedef std::list<CefRefPtr<CefBrowser> > BrowserList;
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  BrowserList m_PopupBrowsers;
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  // The main frame window handle
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  CefWindowHandle m_MainHwnd;
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  // The child browser id
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  int m_BrowserId;
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  // True if the main browser window is currently closing.
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  bool m_bIsClosing;
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  // The edit window handle
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  CefWindowHandle m_EditHwnd;
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  // The button window handles
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  CefWindowHandle m_BackHwnd;
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  CefWindowHandle m_ForwardHwnd;
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  CefWindowHandle m_StopHwnd;
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  CefWindowHandle m_ReloadHwnd;
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  CefRefPtr<RenderHandler> m_OSRHandler;
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  // Support for logging.
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  std::string m_LogFile;
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  // Support for downloading files.
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  std::string m_LastDownloadFile;
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  // True if an editable field currently has focus.
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  bool m_bFocusOnEditableField;
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  // Registered delegates.
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  ProcessMessageDelegateSet process_message_delegates_;
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  // If true DevTools will be opened in an external browser window.
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  bool m_bExternalDevTools;
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  // List of open DevTools URLs if not using an external browser window.
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  std::set<std::string> m_OpenDevToolsURLs;
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  // The startup URL.
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  std::string m_StartupURL;
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  // True if mouse cursor change is disabled.
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  bool m_bMouseCursorChangeDisabled;
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  // Number of currently existing browser windows. The application will exit
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  // when the number of windows reaches 0.
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  static int m_BrowserCount;
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  // Include the default reference counting implementation.
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  IMPLEMENT_REFCOUNTING(ClientHandler);
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  // Include the default locking implementation.
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  IMPLEMENT_LOCKING(ClientHandler);
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};
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#endif  // CEF_TESTS_CEFCLIENT_CLIENT_HANDLER_H_
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