313 lines
11 KiB
C++
313 lines
11 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 <set>
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#include <string>
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#include "include/cef_client.h"
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#include "include/wrapper/cef_helpers.h"
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#include "include/wrapper/cef_message_router.h"
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#include "cefclient/client_types.h"
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#if defined(OS_LINUX)
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#include "cefclient/dialog_handler_gtk.h"
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#endif
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namespace client {
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// Client handler abstract base class. Provides common functionality shared by
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// all concrete client handler implementations.
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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 CefDragHandler,
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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 CefRequestHandler {
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public:
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// Implement this interface to receive notification of ClientHandler
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// events. The methods of this class will be called on the main thread.
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class Delegate {
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public:
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// Called when the browser is created.
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virtual void OnBrowserCreated(CefRefPtr<CefBrowser> browser) = 0;
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// Called when the browser is closing.
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virtual void OnBrowserClosing(CefRefPtr<CefBrowser> browser) = 0;
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// Called when the browser has been closed.
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virtual void OnBrowserClosed(CefRefPtr<CefBrowser> browser) = 0;
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// Set the window URL address.
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virtual void OnSetAddress(const std::string& url) = 0;
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// Set the window title.
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virtual void OnSetTitle(const std::string& title) = 0;
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// Set the loading state.
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virtual void OnSetLoadingState(bool isLoading,
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bool canGoBack,
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bool canGoForward) = 0;
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protected:
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virtual ~Delegate() {}
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};
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typedef std::set<CefMessageRouterBrowserSide::Handler*> MessageHandlerSet;
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// Constructor may be called on any thread.
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// |delegate| must outlive this object or DetachDelegate() must be called.
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ClientHandler(Delegate* delegate,
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bool is_osr,
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const std::string& startup_url);
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// This object may outlive the Delegate object so it's necessary for the
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// Delegate to detach itself before destruction.
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void DetachDelegate();
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// CefClient methods
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CefRefPtr<CefContextMenuHandler> GetContextMenuHandler() OVERRIDE {
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return this;
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}
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CefRefPtr<CefDisplayHandler> GetDisplayHandler() OVERRIDE {
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return this;
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}
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CefRefPtr<CefDownloadHandler> GetDownloadHandler() OVERRIDE {
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return this;
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}
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CefRefPtr<CefDragHandler> GetDragHandler() OVERRIDE {
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return this;
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}
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CefRefPtr<CefGeolocationHandler> GetGeolocationHandler() OVERRIDE {
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return this;
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}
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CefRefPtr<CefKeyboardHandler> GetKeyboardHandler() OVERRIDE {
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return this;
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}
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CefRefPtr<CefLifeSpanHandler> GetLifeSpanHandler() OVERRIDE {
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return this;
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}
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CefRefPtr<CefLoadHandler> GetLoadHandler() OVERRIDE {
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return this;
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}
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CefRefPtr<CefRequestHandler> GetRequestHandler() OVERRIDE {
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return this;
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}
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bool OnProcessMessageReceived(CefRefPtr<CefBrowser> browser,
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CefProcessId source_process,
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CefRefPtr<CefProcessMessage> message) OVERRIDE;
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#if defined(OS_LINUX)
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CefRefPtr<CefDialogHandler> GetDialogHandler() OVERRIDE {
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return dialog_handler_;
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}
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CefRefPtr<CefJSDialogHandler> GetJSDialogHandler() OVERRIDE {
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return dialog_handler_;
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}
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#endif
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// CefContextMenuHandler methods
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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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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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void OnAddressChange(CefRefPtr<CefBrowser> browser,
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CefRefPtr<CefFrame> frame,
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const CefString& url) OVERRIDE;
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void OnTitleChange(CefRefPtr<CefBrowser> browser,
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const CefString& title) OVERRIDE;
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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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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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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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// CefDragHandler methods
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bool OnDragEnter(CefRefPtr<CefBrowser> browser,
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CefRefPtr<CefDragData> dragData,
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CefDragHandler::DragOperationsMask mask) OVERRIDE;
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// CefGeolocationHandler methods
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bool 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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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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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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void OnAfterCreated(CefRefPtr<CefBrowser> browser) OVERRIDE;
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bool DoClose(CefRefPtr<CefBrowser> browser) OVERRIDE;
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void OnBeforeClose(CefRefPtr<CefBrowser> browser) OVERRIDE;
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// CefLoadHandler methods
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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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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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// CefRequestHandler methods
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bool OnBeforeBrowse(CefRefPtr<CefBrowser> browser,
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CefRefPtr<CefFrame> frame,
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CefRefPtr<CefRequest> request,
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bool is_redirect) OVERRIDE;
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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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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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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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void OnRenderProcessTerminated(CefRefPtr<CefBrowser> browser,
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TerminationStatus status) OVERRIDE;
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// Returns the number of browsers currently using this handler. Can only be
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// called on the CEF UI thread.
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int GetBrowserCount() const;
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// Show a new DevTools popup window.
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void ShowDevTools(CefRefPtr<CefBrowser> browser,
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const CefPoint& inspect_element_at);
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// Close the existing DevTools popup window, if any.
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void CloseDevTools(CefRefPtr<CefBrowser> browser);
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// Returns the startup URL.
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std::string startup_url() const { return startup_url_; }
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// Returns true if this handler uses off-screen rendering.
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bool is_osr() const { return is_osr_; }
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private:
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// Create a new popup window using the specified information. |is_devtools|
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// will be true if the window will be used for DevTools. Return true to
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// proceed with popup browser creation or false to cancel the popup browser.
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// May be called on any thead.
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bool CreatePopupWindow(
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CefRefPtr<CefBrowser> browser,
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bool is_devtools,
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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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// Execute Delegate notifications on the main thread.
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void NotifyBrowserCreated(CefRefPtr<CefBrowser> browser);
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void NotifyBrowserClosing(CefRefPtr<CefBrowser> browser);
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void NotifyBrowserClosed(CefRefPtr<CefBrowser> browser);
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void NotifyAddress(const CefString& url);
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void NotifyTitle(const CefString& title);
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void NotifyLoadingState(bool isLoading,
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bool canGoBack,
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bool canGoForward);
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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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// THREAD SAFE MEMBERS
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// The following members may be accessed from any thread.
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// True if this handler uses off-screen rendering.
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const bool is_osr_;
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// The startup URL.
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const std::string startup_url_;
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// True if mouse cursor change is disabled.
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bool mouse_cursor_change_disabled_;
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#if defined(OS_LINUX)
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// Custom dialog handler for GTK.
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CefRefPtr<ClientDialogHandlerGtk> dialog_handler_;
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#endif
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// Handles the browser side of query routing. The renderer side is handled
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// in client_renderer.cc.
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CefRefPtr<CefMessageRouterBrowserSide> message_router_;
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// MAIN THREAD MEMBERS
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// The following members will only be accessed on the main thread. This will
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// be the same as the CEF UI thread except when using multi-threaded message
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// loop mode on Windows.
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Delegate* delegate_;
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// UI THREAD MEMBERS
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// The following members will only be accessed on the CEF UI thread.
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// Track state information for the text context menu.
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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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} test_menu_state_;
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// The current number of browsers using this handler.
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int browser_count_;
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// Console logging state.
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const std::string console_log_file_;
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bool first_console_message_;
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// True if an editable field currently has focus.
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bool focus_on_editable_field_;
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// Set of Handlers registered with the message router.
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MessageHandlerSet message_handler_set_;
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DISALLOW_COPY_AND_ASSIGN(ClientHandler);
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};
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} // namespace client
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#endif // CEF_TESTS_CEFCLIENT_CLIENT_HANDLER_H_
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