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| 1 // Copyright (c) 2011, the Dart project authors. Please see the AUTHORS file | |
| 2 // for details. All rights reserved. Use of this source code is governed by a | |
| 3 // BSD-style license that can be found in the LICENSE file. | |
| 4 | |
| 5 // TODO(jacobr): cache these results. | |
| 6 // TODO(jacobr): figure out how to test this. | |
| 7 /** | |
| 8 * Utils for device detection. | |
| 9 */ | |
| 10 class Device { | |
| 11 | |
| 12 /** | |
| 13 * The regular expression for detecting an iPhone or iPod. | |
| 14 */ | |
| 15 static final _IPHONE_REGEX = const RegExp('iPhone|iPod'); | |
| 16 | |
| 17 /** | |
| 18 * The regular expression for detecting an iPhone or iPod or iPad. | |
| 19 */ | |
| 20 static final _MOBILE_SAFARI_REGEX = const RegExp('iPhone|iPod|iPad'); | |
| 21 | |
| 22 /** | |
| 23 * The regular expression for detecting an iPhone or iPod or iPad simulator. | |
| 24 */ | |
| 25 static final _APPLE_SIM_REGEX = const RegExp('iP.*Simulator'); | |
| 26 | |
| 27 /** | |
| 28 * Gets the browser's user agent. Using this function allows tests to inject | |
| 29 * the user agent. | |
| 30 * Returns the user agent. | |
| 31 */ | |
| 32 static String get userAgent() => window.navigator.userAgent; | |
| 33 | |
| 34 /** | |
| 35 * Determines if the current device is an iPhone or iPod. | |
| 36 * Returns true if the current device is an iPhone or iPod. | |
| 37 */ | |
| 38 static bool get isIPhone() => _IPHONE_REGEX.hasMatch(userAgent); | |
| 39 | |
| 40 /** | |
| 41 * Determines if the current device is an iPad. | |
| 42 * Returns true if the current device is an iPad. | |
| 43 */ | |
| 44 static bool get isIPad() => userAgent.contains("iPad", 0); | |
| 45 | |
| 46 /** | |
| 47 * Determines if the current device is running Firefox. | |
| 48 */ | |
| 49 static bool get isFirefox() => userAgent.contains("Firefox", 0); | |
| 50 | |
| 51 /** | |
| 52 * Determines if the current device is an iPhone or iPod or iPad. | |
| 53 * Returns true if the current device is an iPhone or iPod or iPad. | |
| 54 */ | |
| 55 static bool get isMobileSafari() => _MOBILE_SAFARI_REGEX.hasMatch(userAgent); | |
| 56 | |
| 57 /** | |
| 58 * Determines if the current device is the iP* Simulator. | |
| 59 * Returns true if the current device is an iP* Simulator. | |
| 60 */ | |
| 61 static bool get isAppleSimulator() => _APPLE_SIM_REGEX.hasMatch(userAgent); | |
| 62 | |
| 63 /** | |
| 64 * Determines if the current device is an Android. | |
| 65 * Returns true if the current device is an Android. | |
| 66 */ | |
| 67 static bool get isAndroid() => userAgent.contains("Android", 0); | |
| 68 | |
| 69 /** | |
| 70 * Determines if the current device is WebOS WebKit. | |
| 71 * Returns true if the current device is WebOS WebKit. | |
| 72 */ | |
| 73 static bool get isWebOs() => userAgent.contains("webOS", 0); | |
| 74 | |
| 75 static bool _supportsTouch; | |
| 76 static bool get supportsTouch() { | |
| 77 if (_supportsTouch == null) { | |
| 78 _supportsTouch = isMobileSafari || isAndroid; | |
| 79 } | |
| 80 return _supportsTouch; | |
| 81 } | |
| 82 } | |
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Chromium Code Reviews
Issue 9382027:
Move client/{base, observable, layout, touch, util, view} to samples/ui_lib . (Closed)
Base URL: http://dart.googlecode.com/svn/branches/bleeding_edge/dart/