1// Copyright (c) 2011 The Chromium Authors. All rights reserved. 2// Use of this source code is governed by a BSD-style license that can be 3// found in the LICENSE file. 4 5#import "chrome/browser/ui/cocoa/window_restore_utils.h" 6 7#import <Foundation/Foundation.h> 8 9#include "base/mac/mac_util.h" 10 11namespace restore_utils { 12 13bool IsWindowRestoreEnabled() { 14 if (!base::mac::IsOSLionOrLater()) 15 return false; 16 17 NSUserDefaults* defaults = [NSUserDefaults standardUserDefaults]; 18 // The defaults must be synchronized here otherwise a stale value will be 19 // returned for an indeterminate amount of time. 20 [defaults synchronize]; 21 22 // By default, the preference is not set. When it's not, the intrinsic Lion 23 // default (YES) should be returned. 24 NSDictionary* prefs = [defaults dictionaryRepresentation]; 25 NSNumber* value = [prefs objectForKey:@"NSQuitAlwaysKeepsWindows"]; 26 if (!value) 27 return true; 28 29 return !![value boolValue]; 30} 31 32} // namespace restore_utils 33