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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 CHROME_BROWSER_UI_SAD_TAB_HELPER_H_
#define CHROME_BROWSER_UI_SAD_TAB_HELPER_H_
#include "base/basictypes.h"
#include "base/compiler_specific.h"
#include "base/memory/scoped_ptr.h"
#include "content/public/browser/web_contents_observer.h"
#include "content/public/browser/web_contents_user_data.h"
namespace chrome {
class SadTab;
}
// Per-tab class to manage sad tab views.
class SadTabHelper : public content::WebContentsObserver,
public content::WebContentsUserData<SadTabHelper> {
public:
virtual ~SadTabHelper();
chrome::SadTab* sad_tab() { return sad_tab_.get(); }
private:
friend class content::WebContentsUserData<SadTabHelper>;
explicit SadTabHelper(content::WebContents* web_contents);
void InstallSadTab(base::TerminationStatus status);
// Overridden from content::WebContentsObserver:
virtual void RenderViewReady() OVERRIDE;
virtual void RenderProcessGone(base::TerminationStatus status) OVERRIDE;
scoped_ptr<chrome::SadTab> sad_tab_;
DISALLOW_COPY_AND_ASSIGN(SadTabHelper);
};
#endif // CHROME_BROWSER_UI_SAD_TAB_HELPER_H_
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