/*
* 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,
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* 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 WebURLLoaderClient_h
#define WebURLLoaderClient_h
namespace blink {
class WebURLLoader;
class WebURLRequest;
class WebURLResponse;
struct WebURLError;
class WebURLLoaderClient {
public:
// Called when following a redirect. |newRequest| contains the request
// generated by the redirect. The client may modify |newRequest|.
virtual void willSendRequest(
WebURLLoader*, WebURLRequest& newRequest, const WebURLResponse& redirectResponse) { }
// Called to report upload progress. The bytes reported correspond to
// the HTTP message body.
virtual void didSendData(
WebURLLoader*, unsigned long long bytesSent, unsigned long long totalBytesToBeSent) { }
// Called when response headers are received.
virtual void didReceiveResponse(WebURLLoader*, const WebURLResponse&) { }
// Called when a chunk of response data is downloaded. This is only called
// if WebURLRequest's downloadToFile flag was set to true.
virtual void didDownloadData(WebURLLoader*, int dataLength, int encodedDataLength) { }
// Called when a chunk of response data is received.
virtual void didReceiveData(WebURLLoader*, const char* data, int dataLength, int encodedDataLength) { }
// Called when a chunk of renderer-generated metadata is received from the cache.
virtual void didReceiveCachedMetadata(WebURLLoader*, const char* data, int dataLength) { }
// Called when the load completes successfully.
// |totalEncodedDataLength| may be equal to kUnknownEncodedDataLength.
virtual void didFinishLoading(WebURLLoader* loader, double finishTime, int64_t totalEncodedDataLength) { }
// Called when the load completes with an error.
virtual void didFail(WebURLLoader*, const WebURLError&) { }
// Value passed to didFinishLoading when total encoded data length isn't known.
static const int64_t kUnknownEncodedDataLength = -1;
protected:
virtual ~WebURLLoaderClient() { }
};
} // namespace blink
#endif