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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 html; | 5 part of html; |
6 | 6 |
7 $(ANNOTATIONS)class $CLASSNAME$EXTENDS$IMPLEMENTS$NATIVESPEC { | 7 $(ANNOTATIONS)class $CLASSNAME$EXTENDS$IMPLEMENTS$NATIVESPEC { |
8 | 8 |
9 factory WheelEvent(String type, Window view, int wheelDeltaX, int wheelDeltaY, | 9 factory WheelEvent(String type, |
10 int detail, int screenX, int screenY, int clientX, int clientY, | 10 {Window view, int deltaX: 0, int deltaY: 0, |
11 int button, | 11 int detail: 0, int screenX: 0, int screenY: 0, int clientX: 0, |
12 [bool canBubble = true, bool cancelable = true, bool ctrlKey = false, | 12 int clientY: 0, int button: 0, bool canBubble: true, |
13 bool altKey = false, bool shiftKey = false, bool metaKey = false, | 13 bool cancelable: true, bool ctrlKey: false, bool altKey: false, |
14 EventTarget relatedTarget = null]) { | 14 bool shiftKey: false, bool metaKey: false, EventTarget relatedTarget}) { |
15 | 15 |
| 16 if (view == null) { |
| 17 view = window; |
| 18 } |
16 var eventType = 'WheelEvent'; | 19 var eventType = 'WheelEvent'; |
17 if (_Device.isFirefox) { | 20 if (_Device.isFirefox) { |
18 eventType = 'MouseScrollEvents'; | 21 eventType = 'MouseScrollEvents'; |
19 } | 22 } |
20 final event = document.$dom_createEvent(eventType); | 23 final event = document.$dom_createEvent(eventType); |
21 $if DART2JS | 24 $if DART2JS |
22 if (event._hasInitWheelEvent) { | 25 if (event._hasInitWheelEvent) { |
23 var modifiers = []; | 26 var modifiers = []; |
24 if (ctrlKey) { | 27 if (ctrlKey) { |
25 modifiers.push('Control'); | 28 modifiers.push('Control'); |
26 } | 29 } |
27 if (altKey) { | 30 if (altKey) { |
28 modifiers.push('Alt'); | 31 modifiers.push('Alt'); |
29 } | 32 } |
30 if (shiftKey) { | 33 if (shiftKey) { |
31 modifiers.push('Shift'); | 34 modifiers.push('Shift'); |
32 } | 35 } |
33 if (metaKey) { | 36 if (metaKey) { |
34 modifiers.push('Meta'); | 37 modifiers.push('Meta'); |
35 } | 38 } |
36 event._initWheelEvent(type, canBubble, cancelable, view, detail, screenX, | 39 event._initWheelEvent(type, canBubble, cancelable, view, detail, screenX, |
37 screenY, clientX, clientY, button, relatedTarget, modifiers.join(' '), | 40 screenY, clientX, clientY, button, relatedTarget, modifiers.join(' '), |
38 wheelDeltaX, wheelDeltaY, 0, 0); | 41 deltaX, deltaY, 0, 0); |
39 } else if (event._hasInitMouseScrollEvent) { | 42 } else if (event._hasInitMouseScrollEvent) { |
40 var axis = 0; | 43 var axis = 0; |
41 var detail = 0; | 44 var detail = 0; |
42 if (wheelDeltaX != 0 && wheelDeltaY != 0) { | 45 if (deltaX != 0 && deltaY != 0) { |
43 throw UnsupportedError( | 46 throw UnsupportedError( |
44 'Cannot modify wheelDeltaX and wheelDeltaY simultaneously'); | 47 'Cannot modify deltaX and deltaY simultaneously'); |
45 } | 48 } |
46 if (wheelDeltaY != 0) { | 49 if (deltaY != 0) { |
47 detail = wheelDeltaY; | 50 detail = deltaY; |
48 axis = JS('int', 'MouseScrollEvent.VERTICAL_AXIS'); | 51 axis = JS('int', 'MouseScrollEvent.VERTICAL_AXIS'); |
49 } else if (wheelDeltaX != 0) { | 52 } else if (deltaX != 0) { |
50 detail = wheelDeltaX; | 53 detail = deltaX; |
51 axis = JS('int', 'MouseScrollEvent.HORIZONTAL_AXIS'); | 54 axis = JS('int', 'MouseScrollEvent.HORIZONTAL_AXIS'); |
52 } | 55 } |
53 event._initMouseScrollEvent(type, canBubble, cancelable, view, detail, | 56 event._initMouseScrollEvent(type, canBubble, cancelable, view, detail, |
54 screenX, screenY, clientX, clientY, ctrlKey, altKey, shiftKey, | 57 screenX, screenY, clientX, clientY, ctrlKey, altKey, shiftKey, |
55 metaKey, button, relatedTarget, axis); | 58 metaKey, button, relatedTarget, axis); |
56 } else { | 59 } else { |
57 $endif | 60 $endif |
58 // Fallthrough for Dartium. | 61 // Fallthrough for Dartium. |
59 event.$dom_initMouseEvent(type, canBubble, cancelable, view, detail, | 62 event.$dom_initMouseEvent(type, canBubble, cancelable, view, detail, |
60 screenX, screenY, clientX, clientY, ctrlKey, altKey, shiftKey, | 63 screenX, screenY, clientX, clientY, ctrlKey, altKey, shiftKey, |
61 metaKey, button, relatedTarget); | 64 metaKey, button, relatedTarget); |
62 event.$dom_initWebKitWheelEvent(wheelDeltaX, | 65 event.$dom_initWebKitWheelEvent(deltaX, |
63 wheelDeltaY ~/ 120, // Chrome does an auto-convert to pixels. | 66 deltaY ~/ 120, // Chrome does an auto-convert to pixels. |
64 view, screenX, screenY, clientX, clientY, ctrlKey, altKey, shiftKey, | 67 view, screenX, screenY, clientX, clientY, ctrlKey, altKey, shiftKey, |
65 metaKey); | 68 metaKey); |
66 $if DART2JS | 69 $if DART2JS |
67 } | 70 } |
68 $endif | 71 $endif |
69 | 72 |
70 return event; | 73 return event; |
71 } | 74 } |
72 | 75 |
73 $!MEMBERS | 76 $!MEMBERS |
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192 $else | 195 $else |
193 @DomName('WheelEvent.deltaX') | 196 @DomName('WheelEvent.deltaX') |
194 num get deltaX => $dom_wheelDeltaX; | 197 num get deltaX => $dom_wheelDeltaX; |
195 @DomName('WheelEvent.deltaY') | 198 @DomName('WheelEvent.deltaY') |
196 num get deltaY => $dom_wheelDeltaY; | 199 num get deltaY => $dom_wheelDeltaY; |
197 @DomName('WheelEvent.deltaMode') | 200 @DomName('WheelEvent.deltaMode') |
198 int get deltaMode => 0; | 201 int get deltaMode => 0; |
199 | 202 |
200 $endif | 203 $endif |
201 } | 204 } |
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