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// Copyright (c) 2013 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 CHROME_RENDERER_NET_NET_ERROR_HELPER_H_
#define CHROME_RENDERER_NET_NET_ERROR_HELPER_H_
#include "chrome/common/net/net_error_info.h"
#include "chrome/common/net/net_error_tracker.h"
#include "content/public/renderer/render_view_observer.h"
namespace WebKit {
class WebFrame;
}
class NetErrorHelper : public content::RenderViewObserver {
public:
explicit NetErrorHelper(content::RenderView* render_view);
virtual ~NetErrorHelper();
// RenderViewObserver implementation.
virtual void DidStartProvisionalLoad(WebKit::WebFrame* frame) OVERRIDE;
virtual void DidFailProvisionalLoad(
WebKit::WebFrame* frame,
const WebKit::WebURLError& error) OVERRIDE;
virtual void DidCommitProvisionalLoad(
WebKit::WebFrame* frame,
bool is_new_navigation) OVERRIDE;
virtual void DidFinishLoad(WebKit::WebFrame* frame) OVERRIDE;
// IPC::Listener implementation.
virtual bool OnMessageReceived(const IPC::Message& message) OVERRIDE;
private:
void OnNetErrorInfo(int dns_probe_result);
void TrackerCallback(NetErrorTracker::DnsErrorPageState state);
void UpdateErrorPage(chrome_common_net::DnsProbeResult dns_probe_result);
NetErrorTracker tracker_;
NetErrorTracker::DnsErrorPageState dns_error_page_state_;
bool updated_error_page_;
bool is_failed_post_;
};
#endif // CHROME_RENDERER_NET_NET_ERROR_HELPER_H_
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