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// Copyright 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/ios/ios_util.h"
#import <Foundation/Foundation.h>
#include "base/sys_info.h"
namespace {
// Return a 3 elements array containing the major, minor and bug fix version of
// the OS.
const int32* OSVersionAsArray() {
int32* digits = new int32[3];
base::SysInfo::OperatingSystemVersionNumbers(
&digits[0], &digits[1], &digits[2]);
return digits;
}
} // namespace
namespace base {
namespace ios {
// When dropping iOS7 support, also address issues listed in crbug.com/502968.
bool IsRunningOnIOS8OrLater() {
return IsRunningOnOrLater(8, 0, 0);
}
bool IsRunningOnIOS9OrLater() {
return IsRunningOnOrLater(9, 0, 0);
}
bool IsRunningOnOrLater(int32 major, int32 minor, int32 bug_fix) {
static const int32* current_version = OSVersionAsArray();
int32 version[] = { major, minor, bug_fix };
for (size_t i = 0; i < arraysize(version); i++) {
if (current_version[i] != version[i])
return current_version[i] > version[i];
}
return true;
}
bool IsInForcedRTL() {
NSUserDefaults* defaults = [NSUserDefaults standardUserDefaults];
return [defaults boolForKey:@"NSForceRightToLeftWritingDirection"];
}
} // namespace ios
} // namespace base
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