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// Copyright 2014 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 CONTENT_BROWSER_LOADER_NAVIGATION_URL_LOADER_DELEGATE_H_
#define CONTENT_BROWSER_LOADER_NAVIGATION_URL_LOADER_DELEGATE_H_
#include "base/macros.h"
#include "base/memory/ref_counted.h"
#include "base/memory/scoped_ptr.h"
#include "content/common/content_export.h"
namespace net {
struct RedirectInfo;
}
namespace content {
class StreamHandle;
struct ResourceResponse;
// PlzNavigate: The delegate interface to NavigationURLLoader.
class CONTENT_EXPORT NavigationURLLoaderDelegate {
public:
// Called when the request is redirected. Call FollowRedirect to continue
// processing the request.
virtual void OnRequestRedirected(
const net::RedirectInfo& redirect_info,
const scoped_refptr<ResourceResponse>& response) = 0;
// Called when the request receives its response. No further calls will be
// made to the delegate. The response body is returned as a stream in
// |body_stream|.
virtual void OnResponseStarted(
const scoped_refptr<ResourceResponse>& response,
scoped_ptr<StreamHandle> body_stream) = 0;
// Called if the request fails before receving a response. |net_error| is a
// network error code for the failure.
virtual void OnRequestFailed(int net_error) = 0;
protected:
NavigationURLLoaderDelegate() {}
virtual ~NavigationURLLoaderDelegate() {}
private:
DISALLOW_COPY_AND_ASSIGN(NavigationURLLoaderDelegate);
};
} // namespace content
#endif // CONTENT_BROWSER_LOADER_NAVIGATION_URL_LOADER_DELEGATE_H_
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