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// Copyright 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_BROWSER_LIFETIME_BROWSER_CLOSE_MANAGER_H_
#define CHROME_BROWSER_LIFETIME_BROWSER_CLOSE_MANAGER_H_
#include "base/callback_forward.h"
#include "base/memory/ref_counted.h"
class Browser;
// Manages confirming that browser windows are closeable and closing them at
// shutdown.
class BrowserCloseManager : public base::RefCounted<BrowserCloseManager> {
public:
BrowserCloseManager();
// Starts closing all browser windows.
void StartClosingBrowsers();
protected:
friend class base::RefCounted<BrowserCloseManager>;
virtual ~BrowserCloseManager();
virtual void ConfirmCloseWithPendingDownloads(
int download_count,
const base::Callback<void(bool)>& callback);
private:
// Notifies all browser windows that the close is cancelled.
void CancelBrowserClose();
// Checks whether all browser windows are ready to close and closes them if
// they are.
void TryToCloseBrowsers();
// Called to report whether a beforeunload dialog was accepted.
void OnBrowserReportCloseable(bool proceed);
// Closes all browser windows.
void CloseBrowsers();
// Checks whether there are any downloads in-progress and prompts the user to
// cancel them. If there are no downloads or the user accepts the cancel
// downloads dialog, CloseBrowsers is called to continue with the shutdown.
// Otherwise, if the user declines to cancel downloads, the shutdown is
// aborted and the downloads page is shown for each profile with in-progress
// downloads.
void CheckForDownloadsInProgress();
// Called to report whether downloads may be cancelled during shutdown.
void OnReportDownloadsCancellable(bool proceed);
// The browser for which we are waiting for a callback to
// OnBrowserReportCloseable.
Browser* current_browser_;
DISALLOW_COPY_AND_ASSIGN(BrowserCloseManager);
};
#endif // CHROME_BROWSER_LIFETIME_BROWSER_CLOSE_MANAGER_H_
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