ngeoffray@google.com
8b8b4844fa
Review URL: https://chromereviews.googleplex.com/3558016 git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge/dart@213 260f80e4-7a28-3924-810f-c04153c831b5
83 lines
2.5 KiB
Dart
83 lines
2.5 KiB
Dart
// Copyright (c) 2011, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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// TODO(jacobr): cache these results.
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// TODO(jacobr): figure out how to test this.
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/**
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* Utils for device detection.
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*/
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class Device {
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/**
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* The regular expression for detecting an iPhone or iPod.
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*/
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static final _IPHONE_REGEX = const RegExp('iPhone|iPod');
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/**
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* The regular expression for detecting an iPhone or iPod or iPad.
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*/
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static final _MOBILE_SAFARI_REGEX = const RegExp('iPhone|iPod|iPad');
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/**
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* The regular expression for detecting an iPhone or iPod or iPad simulator.
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*/
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static final _APPLE_SIM_REGEX = const RegExp('iP.*Simulator');
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/**
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* Gets the browser's user agent. Using this function allows tests to inject
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* the user agent.
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* Returns the user agent.
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*/
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static String get userAgent() => window.navigator.userAgent;
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/**
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* Determines if the current device is an iPhone or iPod.
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* Returns true if the current device is an iPhone or iPod.
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*/
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static bool get isIPhone() => _IPHONE_REGEX.hasMatch(userAgent);
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/**
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* Determines if the current device is an iPad.
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* Returns true if the current device is an iPad.
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*/
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static bool get isIPad() => userAgent.contains("iPad", 0);
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/**
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* Determines if the current device is running Firefox.
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*/
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static bool get isFirefox() => userAgent.contains("Firefox", 0);
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/**
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* Determines if the current device is an iPhone or iPod or iPad.
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* Returns true if the current device is an iPhone or iPod or iPad.
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*/
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static bool get isMobileSafari() => _MOBILE_SAFARI_REGEX.hasMatch(userAgent);
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/**
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* Determines if the current device is the iP* Simulator.
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* Returns true if the current device is an iP* Simulator.
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*/
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static bool get isAppleSimulator() => _APPLE_SIM_REGEX.hasMatch(userAgent);
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/**
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* Determines if the current device is an Android.
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* Returns true if the current device is an Android.
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*/
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static bool get isAndroid() => userAgent.contains("Android", 0);
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/**
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* Determines if the current device is WebOS WebKit.
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* Returns true if the current device is WebOS WebKit.
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*/
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static bool get isWebOs() => userAgent.contains("webOS", 0);
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static bool _supportsTouch;
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static bool get supportsTouch() {
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if (_supportsTouch == null) {
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_supportsTouch = isMobileSafari || isAndroid;
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}
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return _supportsTouch;
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}
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}
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