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1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file |
2 // for details. All rights reserved. Use of this source code is governed by a | 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. | 3 // BSD-style license that can be found in the LICENSE file. |
4 | 4 |
5 part of $LIBRARYNAME; | 5 part of $LIBRARYNAME; |
6 | 6 |
7 @deprecated | 7 @deprecated |
8 class $CLASSNAME extends $SUPER { | 8 class $CLASSNAME extends $SUPER { |
9 $CLASSNAME(EventTarget _ptr) : super(_ptr); | 9 $CLASSNAME(EventTarget _ptr) : super(_ptr); |
10 $!MEMBERS | 10 $!MEMBERS |
11 EventListenerList get mouseWheel { | 11 EventListenerList get mouseWheel => this['wheel']; |
12 if (JS('bool', '#.onwheel !== undefined', _ptr)) { | |
13 // W3C spec, and should be IE9+, but IE has a bug exposing onwheel. | |
14 return this['wheel']; | |
15 } else if (JS('bool', '#.onmousewheel !== undefined', _ptr)) { | |
16 // Chrome & IE | |
17 return this['mousewheel']; | |
18 } else { | |
19 // Firefox | |
20 return this['DOMMouseScroll']; | |
21 } | |
22 } | |
23 } | 12 } |
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