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// Copyright (c) 2012 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 COMPONENTS_NAVIGATION_INTERCEPTION_INTERCEPT_NAVIGATION_RESOURCE_THROTTLE_H_
#define COMPONENTS_NAVIGATION_INTERCEPTION_INTERCEPT_NAVIGATION_RESOURCE_THROTTLE_H_
#include <string>
#include "base/callback.h"
#include "base/memory/weak_ptr.h"
#include "content/public/browser/resource_throttle.h"
class GURL;
namespace content {
class RenderViewHost;
}
namespace net {
class URLRequest;
}
namespace navigation_interception {
class NavigationParams;
// This class allows the provider of the Callback to selectively ignore top
// level navigations.
class InterceptNavigationResourceThrottle : public content::ResourceThrottle {
public:
typedef base::Callback<bool(
content::RenderViewHost* /* source */,
const NavigationParams& /* navigation_params */)>
CheckOnUIThreadCallback;
InterceptNavigationResourceThrottle(
net::URLRequest* request,
CheckOnUIThreadCallback should_ignore_callback);
virtual ~InterceptNavigationResourceThrottle();
// content::ResourceThrottle implementation:
virtual void WillStartRequest(bool* defer) OVERRIDE;
virtual void WillRedirectRequest(const GURL& new_url, bool* defer) OVERRIDE;
private:
bool CheckIfShouldIgnoreNavigation(const GURL& url, bool is_redirect);
void OnResultObtained(bool should_ignore_navigation);
net::URLRequest* request_;
CheckOnUIThreadCallback should_ignore_callback_;
base::WeakPtrFactory<InterceptNavigationResourceThrottle> weak_ptr_factory_;
DISALLOW_COPY_AND_ASSIGN(InterceptNavigationResourceThrottle);
};
} // namespace navigation_interception
#endif // COMPONENTS_NAVIGATION_INTERCEPTION_INTERCEPT_NAVIGATION_RESOURCE_THROTTLE_H_