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/*
* Copyright (C) 2009 Google Inc. 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 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.
*/
#ifndef WebURLLoader_h
#define WebURLLoader_h
#include "WebCommon.h"
namespace WebKit {
class WebData;
class WebURLLoaderClient;
class WebURLRequest;
class WebURLResponse;
struct WebURLError;
class WebURLLoader {
public:
// The WebURLLoader may be deleted in a call to its client.
virtual ~WebURLLoader() {}
// Load the request synchronously, returning results directly to the
// caller upon completion. There is no mechanism to interrupt a
// synchronous load!!
virtual void loadSynchronously(const WebURLRequest&,
WebURLResponse&, WebURLError&, WebData& data) = 0;
// Load the request asynchronously, sending notifications to the given
// client. The client will receive no further notifications if the
// loader is disposed before it completes its work.
virtual void loadAsynchronously(const WebURLRequest&,
WebURLLoaderClient*) = 0;
// Cancels an asynchronous load. This will appear as a load error to
// the client.
virtual void cancel() = 0;
// Suspends/resumes an asynchronous load.
virtual void setDefersLoading(bool) = 0;
};
} // namespace WebKit
#endif
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