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// Copyright (c) 2012 Marshall A. Greenblatt. All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following disclaimer
// in the documentation and/or other materials provided with the
// distribution.
// * Neither the name of Google Inc. nor the name Chromium Embedded
// Framework nor the names of its contributors may be used to endorse
// or promote products derived from this software without specific prior
// written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
// ---------------------------------------------------------------------------
//
// The contents of this file must follow a specific format in order to
// support the CEF translator tool. See the translator.README.txt file in the
// tools directory for more information.
//
#ifndef CEF_INCLUDE_CEF_LOAD_HANDLER_H_
#define CEF_INCLUDE_CEF_LOAD_HANDLER_H_
#pragma once
#include "include/cef_base.h"
#include "include/cef_browser.h"
#include "include/cef_frame.h"
///
// Implement this interface to handle events related to browser load status. The
// methods of this class will be called on the browser process UI thread or
// render process main thread (TID_RENDERER).
///
/*--cef(source=client)--*/
class CefLoadHandler : public virtual CefBase {
public:
typedef cef_errorcode_t ErrorCode;
typedef cef_transition_type_t TransitionType;
///
// Called when the loading state has changed. This callback will be executed
// twice -- once when loading is initiated either programmatically or by user
// action, and once when loading is terminated due to completion, cancellation
// of failure. It will be called before any calls to OnLoadStart and after all
// calls to OnLoadError and/or OnLoadEnd.
///
/*--cef()--*/
virtual void OnLoadingStateChange(CefRefPtr<CefBrowser> browser,
bool isLoading,
bool canGoBack,
bool canGoForward) {}
///
// Called when the browser begins loading a frame. The |frame| value will
// never be empty -- call the IsMain() method to check if this frame is the
// main frame. |transition_type| provides information about the source of the
// navigation and an accurate value is only available in the browser process.
// Multiple frames may be loading at the same time. Sub-frames may start or
// continue loading after the main frame load has ended. This method will
// always be called for all frames irrespective of whether the request
// completes successfully. For notification of overall browser load status use
// OnLoadingStateChange instead.
///
/*--cef()--*/
virtual void OnLoadStart(CefRefPtr<CefBrowser> browser,
CefRefPtr<CefFrame> frame,
TransitionType transition_type) {}
///
// Called when the browser is done loading a frame. The |frame| value will
// never be empty -- call the IsMain() method to check if this frame is the
// main frame. Multiple frames may be loading at the same time. Sub-frames may
// start or continue loading after the main frame load has ended. This method
// will always be called for all frames irrespective of whether the request
// completes successfully. For notification of overall browser load status use
// OnLoadingStateChange instead.
///
/*--cef()--*/
virtual void OnLoadEnd(CefRefPtr<CefBrowser> browser,
CefRefPtr<CefFrame> frame,
int httpStatusCode) {}
///
// Called when the resource load for a navigation fails or is canceled.
// |errorCode| is the error code number, |errorText| is the error text and
// |failedUrl| is the URL that failed to load. See net\base\net_error_list.h
// for complete descriptions of the error codes.
///
/*--cef(optional_param=errorText)--*/
virtual void OnLoadError(CefRefPtr<CefBrowser> browser,
CefRefPtr<CefFrame> frame,
ErrorCode errorCode,
const CefString& errorText,
const CefString& failedUrl) {}
};
#endif // CEF_INCLUDE_CEF_LOAD_HANDLER_H_