--- /dev/null
+// 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 CefBaseRefCounted {
+ 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 after a navigation has been committed and before the browser begins
+ // loading contents in the 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 not be called
+ // for same page navigations (fragments, history state, etc.) or for
+ // navigations that fail or are canceled before commit. 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 not be called for same page navigations (fragments, history state,
+ // etc.) or for navigations that fail or are canceled before commit. For
+ // notification of overall browser load status use OnLoadingStateChange
+ // instead.
+ ///
+ /*--cef()--*/
+ virtual void OnLoadEnd(CefRefPtr<CefBrowser> browser,
+ CefRefPtr<CefFrame> frame,
+ int httpStatusCode) {}
+
+ ///
+ // Called when a navigation fails or is canceled. This method may be called
+ // by itself if before commit or in combination with OnLoadStart/OnLoadEnd if
+ // after commit. |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_
projects / casparcg / blobdiff