blob: e0b667e0d3709ed33e5805d20dd0f3c07edda7b5 [file] [log] [blame]
// 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 <memory>
#include "base/compiler_specific.h"
#include "base/macros.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:
~SadTabHelper() override;
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:
void RenderViewReady() override;
void RenderProcessGone(base::TerminationStatus status) override;
std::unique_ptr<chrome::SadTab> sad_tab_;
DISALLOW_COPY_AND_ASSIGN(SadTabHelper);
};
#endif // CHROME_BROWSER_UI_SAD_TAB_HELPER_H_