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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_VIEWS_HUNG_RENDERER_VIEW_WIN_H_
#define CHROME_BROWSER_UI_VIEWS_HUNG_RENDERER_VIEW_WIN_H_
#include "base/basictypes.h"
#include "content/public/browser/web_contents.h"
// This class provides functionality to display a Windows 8 metro style hung
// renderer dialog.
class HungRendererDialogMetro {
public:
// Creates or returns the global instance of the HungRendererDialogMetro
// class
static HungRendererDialogMetro* Create();
static HungRendererDialogMetro* GetInstance();
void Show(content::WebContents* contents);
void Hide(content::WebContents* contents);
private:
HungRendererDialogMetro();
~HungRendererDialogMetro();
// Handlers for the hang monitor dialog displayed in Windows 8 metro.
static void OnMetroKillProcess();
static void OnMetroWait();
// Resets Windows 8 metro specific state like whether the dialog was
// displayed, etc.
void ResetMetroState();
content::WebContents* contents_;
// Set to true if the metro version of the hang dialog is displayed.
// Helps ensure that only one instance of the dialog is displayed at any
// given time.
bool metro_dialog_displayed_;
// Pointer to the global instance of the HungRendererDialogMetro class.
static HungRendererDialogMetro* g_instance_;
DISALLOW_COPY_AND_ASSIGN(HungRendererDialogMetro);
};
#endif // CHROME_BROWSER_UI_VIEWS_HUNG_RENDERER_VIEW_WIN_H_
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