blob: d605cad0a20a5baf076672f07dd4427f43222220 [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.
#include "base/critical_closure.h"
#import <UIKit/UIKit.h>
#include "base/bind.h"
#include "base/ios/scoped_critical_action.h"
#include "base/memory/ref_counted.h"
namespace {
// This class wraps a closure so it can continue to run for a period of time
// when the application goes to the background by using
// |base::ios::ScopedCriticalAction|.
class CriticalClosure : public base::RefCountedThreadSafe<CriticalClosure> {
explicit CriticalClosure(base::Closure* closure) : closure_(closure) {
void Run() {
friend class base::RefCountedThreadSafe<CriticalClosure>;
virtual ~CriticalClosure() {}
base::ios::ScopedCriticalAction criticial_action_;
scoped_ptr<base::Closure> closure_;
} // namespace
namespace base {
base::Closure MakeCriticalClosure(const base::Closure& closure) {
DCHECK([[UIDevice currentDevice] isMultitaskingSupported]);
scoped_refptr<CriticalClosure> critical_closure(
new CriticalClosure(new base::Closure(closure)));
return base::Bind(&CriticalClosure::Run, critical_closure.get());
} // namespace base