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// Copyright (c) 2010 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef WEBKIT_APPCACHE_APPCACHE_POLICY_H_
#define WEBKIT_APPCACHE_APPCACHE_POLICY_H_
#include "net/base/completion_callback.h"
class GURL;
namespace appcache {
class AppCachePolicy {
public:
AppCachePolicy() {}
// Called prior to loading a main resource from the appache.
// Returns true if allowed. This is expected to return immediately
// without any user prompt.
virtual bool CanLoadAppCache(const GURL& manifest_url) = 0;
// Called prior to creating a new appcache.
// Returns net::OK if allowed, net::ERR_ACCESS_DENIED if not allowed.
// May also return net::ERR_IO_PENDING to indicate
// that the completion callback will be notified (asynchronously and on
// the current thread) of the final result. Note: The completion callback
// must remain valid until notified.
virtual int CanCreateAppCache(const GURL& manifest_url,
net::CompletionCallback* callback) = 0;
protected:
~AppCachePolicy() {}
};
} // namespace appcache
#endif // WEBKIT_APPCACHE_APPCACHE_POLICY_H_
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