mirror of
https://bitbucket.org/chromiumembedded/cef
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169 lines
6.8 KiB
C++
169 lines
6.8 KiB
C++
// Copyright (c) 2013 Marshall A. Greenblatt. All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are
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// met:
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//
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above
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// copyright notice, this list of conditions and the following disclaimer
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// in the documentation and/or other materials provided with the
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// distribution.
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// * Neither the name of Google Inc. nor the name Chromium Embedded
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// Framework nor the names of its contributors may be used to endorse
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// or promote products derived from this software without specific prior
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// written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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//
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// ---------------------------------------------------------------------------
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//
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// The contents of this file must follow a specific format in order to
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// support the CEF translator tool. See the translator.README.txt file in the
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// tools directory for more information.
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//
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#ifndef CEF_INCLUDE_CEF_RENDER_PROCESS_HANDLER_H_
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#define CEF_INCLUDE_CEF_RENDER_PROCESS_HANDLER_H_
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#pragma once
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#include "include/cef_base.h"
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#include "include/cef_browser.h"
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#include "include/cef_dom.h"
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#include "include/cef_frame.h"
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#include "include/cef_load_handler.h"
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#include "include/cef_process_message.h"
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#include "include/cef_v8.h"
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#include "include/cef_values.h"
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///
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// Class used to implement render process callbacks. The methods of this class
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// will be called on the render process main thread (TID_RENDERER) unless
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// otherwise indicated.
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///
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/*--cef(source=client)--*/
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class CefRenderProcessHandler : public virtual CefBaseRefCounted {
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public:
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typedef cef_navigation_type_t NavigationType;
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///
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// Called after the render process main thread has been created. |extra_info|
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// is a read-only value originating from
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// CefBrowserProcessHandler::OnRenderProcessThreadCreated(). Do not keep a
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// reference to |extra_info| outside of this method.
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///
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/*--cef()--*/
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virtual void OnRenderThreadCreated(CefRefPtr<CefListValue> extra_info) {}
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///
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// Called after WebKit has been initialized.
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///
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/*--cef()--*/
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virtual void OnWebKitInitialized() {}
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///
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// Called after a browser has been created. When browsing cross-origin a new
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// browser will be created before the old browser with the same identifier is
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// destroyed.
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///
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/*--cef()--*/
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virtual void OnBrowserCreated(CefRefPtr<CefBrowser> browser) {}
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///
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// Called before a browser is destroyed.
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///
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/*--cef()--*/
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virtual void OnBrowserDestroyed(CefRefPtr<CefBrowser> browser) {}
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///
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// Return the handler for browser load status events.
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///
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/*--cef()--*/
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virtual CefRefPtr<CefLoadHandler> GetLoadHandler() {
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return NULL;
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}
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///
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// Called before browser navigation. Return true to cancel the navigation or
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// false to allow the navigation to proceed. The |request| object cannot be
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// modified in this callback.
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///
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/*--cef()--*/
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virtual bool OnBeforeNavigation(CefRefPtr<CefBrowser> browser,
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CefRefPtr<CefFrame> frame,
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CefRefPtr<CefRequest> request,
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NavigationType navigation_type,
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bool is_redirect) { return false; }
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///
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// Called immediately after the V8 context for a frame has been created. To
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// retrieve the JavaScript 'window' object use the CefV8Context::GetGlobal()
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// method. V8 handles can only be accessed from the thread on which they are
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// created. A task runner for posting tasks on the associated thread can be
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// retrieved via the CefV8Context::GetTaskRunner() method.
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///
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/*--cef()--*/
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virtual void OnContextCreated(CefRefPtr<CefBrowser> browser,
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CefRefPtr<CefFrame> frame,
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CefRefPtr<CefV8Context> context) {}
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///
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// Called immediately before the V8 context for a frame is released. No
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// references to the context should be kept after this method is called.
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///
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/*--cef()--*/
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virtual void OnContextReleased(CefRefPtr<CefBrowser> browser,
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CefRefPtr<CefFrame> frame,
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CefRefPtr<CefV8Context> context) {}
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///
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// Called for global uncaught exceptions in a frame. Execution of this
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// callback is disabled by default. To enable set
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// CefSettings.uncaught_exception_stack_size > 0.
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///
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/*--cef()--*/
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virtual void OnUncaughtException(CefRefPtr<CefBrowser> browser,
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CefRefPtr<CefFrame> frame,
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CefRefPtr<CefV8Context> context,
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CefRefPtr<CefV8Exception> exception,
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CefRefPtr<CefV8StackTrace> stackTrace) {}
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///
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// Called when a new node in the the browser gets focus. The |node| value may
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// be empty if no specific node has gained focus. The node object passed to
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// this method represents a snapshot of the DOM at the time this method is
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// executed. DOM objects are only valid for the scope of this method. Do not
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// keep references to or attempt to access any DOM objects outside the scope
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// of this method.
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///
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/*--cef(optional_param=frame,optional_param=node)--*/
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virtual void OnFocusedNodeChanged(CefRefPtr<CefBrowser> browser,
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CefRefPtr<CefFrame> frame,
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CefRefPtr<CefDOMNode> node) {}
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///
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// Called when a new message is received from a different process. Return true
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// if the message was handled or false otherwise. Do not keep a reference to
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// or attempt to access the message outside of this callback.
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///
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/*--cef()--*/
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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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return false;
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}
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};
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#endif // CEF_INCLUDE_CEF_RENDER_PROCESS_HANDLER_H_
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