/* | |
* 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, | |
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
*/ | |
#ifndef ThreadableLoader_h | |
#define ThreadableLoader_h | |
#include <wtf/Noncopyable.h> | |
#include <wtf/PassRefPtr.h> | |
#include <wtf/Vector.h> | |
namespace WebCore { | |
class ResourceError; | |
class ResourceRequest; | |
class ResourceResponse; | |
class ScriptExecutionContext; | |
class ThreadableLoaderClient; | |
enum StoredCredentials { | |
AllowStoredCredentials, | |
DoNotAllowStoredCredentials | |
}; | |
enum CrossOriginRequestPolicy { | |
DenyCrossOriginRequests, | |
UseAccessControl, | |
AllowCrossOriginRequests | |
}; | |
struct ThreadableLoaderOptions { | |
ThreadableLoaderOptions() : sendLoadCallbacks(false), sniffContent(false), allowCredentials(false), forcePreflight(false), crossOriginRequestPolicy(DenyCrossOriginRequests) { } | |
bool sendLoadCallbacks; | |
bool sniffContent; | |
bool allowCredentials; // Whether HTTP credentials and cookies are sent with the request. | |
bool forcePreflight; // If AccessControl is used, whether to force a preflight. | |
CrossOriginRequestPolicy crossOriginRequestPolicy; | |
}; | |
// Useful for doing loader operations from any thread (not threadsafe, | |
// just able to run on threads other than the main thread). | |
class ThreadableLoader : public Noncopyable { | |
public: | |
static void loadResourceSynchronously(ScriptExecutionContext*, const ResourceRequest&, ThreadableLoaderClient&, const ThreadableLoaderOptions&); | |
static PassRefPtr<ThreadableLoader> create(ScriptExecutionContext*, ThreadableLoaderClient*, const ResourceRequest&, const ThreadableLoaderOptions&); | |
virtual void cancel() = 0; | |
void ref() { refThreadableLoader(); } | |
void deref() { derefThreadableLoader(); } | |
protected: | |
virtual ~ThreadableLoader() { } | |
virtual void refThreadableLoader() = 0; | |
virtual void derefThreadableLoader() = 0; | |
}; | |
} // namespace WebCore | |
#endif // ThreadableLoader_h |