Mercurial > hg > digilib-old
comparison client/src/main/webapp/jquery/ui/jquery.ui.mouse.js @ 892:ba1eb2d821a2 mvnify
rearrange sources to maven directory standard
author | robcast |
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date | Tue, 19 Apr 2011 18:44:25 +0200 |
parents | client/digitallibrary/jquery/ui/jquery.ui.mouse.js@ccf67eaf97ee |
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891:6584af320296 | 892:ba1eb2d821a2 |
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1 /*! | |
2 * jQuery UI Mouse 1.8.9 | |
3 * | |
4 * Copyright 2011, AUTHORS.txt (http://jqueryui.com/about) | |
5 * Dual licensed under the MIT or GPL Version 2 licenses. | |
6 * http://jquery.org/license | |
7 * | |
8 * http://docs.jquery.com/UI/Mouse | |
9 * | |
10 * Depends: | |
11 * jquery.ui.widget.js | |
12 */ | |
13 (function( $, undefined ) { | |
14 | |
15 $.widget("ui.mouse", { | |
16 options: { | |
17 cancel: ':input,option', | |
18 distance: 1, | |
19 delay: 0 | |
20 }, | |
21 _mouseInit: function() { | |
22 var self = this; | |
23 | |
24 this.element | |
25 .bind('mousedown.'+this.widgetName, function(event) { | |
26 return self._mouseDown(event); | |
27 }) | |
28 .bind('click.'+this.widgetName, function(event) { | |
29 if (true === $.data(event.target, self.widgetName + '.preventClickEvent')) { | |
30 $.removeData(event.target, self.widgetName + '.preventClickEvent'); | |
31 event.stopImmediatePropagation(); | |
32 return false; | |
33 } | |
34 }); | |
35 | |
36 this.started = false; | |
37 }, | |
38 | |
39 // TODO: make sure destroying one instance of mouse doesn't mess with | |
40 // other instances of mouse | |
41 _mouseDestroy: function() { | |
42 this.element.unbind('.'+this.widgetName); | |
43 }, | |
44 | |
45 _mouseDown: function(event) { | |
46 // don't let more than one widget handle mouseStart | |
47 // TODO: figure out why we have to use originalEvent | |
48 event.originalEvent = event.originalEvent || {}; | |
49 if (event.originalEvent.mouseHandled) { return; } | |
50 | |
51 // we may have missed mouseup (out of window) | |
52 (this._mouseStarted && this._mouseUp(event)); | |
53 | |
54 this._mouseDownEvent = event; | |
55 | |
56 var self = this, | |
57 btnIsLeft = (event.which == 1), | |
58 elIsCancel = (typeof this.options.cancel == "string" ? $(event.target).parents().add(event.target).filter(this.options.cancel).length : false); | |
59 if (!btnIsLeft || elIsCancel || !this._mouseCapture(event)) { | |
60 return true; | |
61 } | |
62 | |
63 this.mouseDelayMet = !this.options.delay; | |
64 if (!this.mouseDelayMet) { | |
65 this._mouseDelayTimer = setTimeout(function() { | |
66 self.mouseDelayMet = true; | |
67 }, this.options.delay); | |
68 } | |
69 | |
70 if (this._mouseDistanceMet(event) && this._mouseDelayMet(event)) { | |
71 this._mouseStarted = (this._mouseStart(event) !== false); | |
72 if (!this._mouseStarted) { | |
73 event.preventDefault(); | |
74 return true; | |
75 } | |
76 } | |
77 | |
78 // these delegates are required to keep context | |
79 this._mouseMoveDelegate = function(event) { | |
80 return self._mouseMove(event); | |
81 }; | |
82 this._mouseUpDelegate = function(event) { | |
83 return self._mouseUp(event); | |
84 }; | |
85 $(document) | |
86 .bind('mousemove.'+this.widgetName, this._mouseMoveDelegate) | |
87 .bind('mouseup.'+this.widgetName, this._mouseUpDelegate); | |
88 | |
89 event.preventDefault(); | |
90 event.originalEvent.mouseHandled = true; | |
91 return true; | |
92 }, | |
93 | |
94 _mouseMove: function(event) { | |
95 // IE mouseup check - mouseup happened when mouse was out of window | |
96 if ($.browser.msie && !(document.documentMode >= 9) && !event.button) { | |
97 return this._mouseUp(event); | |
98 } | |
99 | |
100 if (this._mouseStarted) { | |
101 this._mouseDrag(event); | |
102 return event.preventDefault(); | |
103 } | |
104 | |
105 if (this._mouseDistanceMet(event) && this._mouseDelayMet(event)) { | |
106 this._mouseStarted = | |
107 (this._mouseStart(this._mouseDownEvent, event) !== false); | |
108 (this._mouseStarted ? this._mouseDrag(event) : this._mouseUp(event)); | |
109 } | |
110 | |
111 return !this._mouseStarted; | |
112 }, | |
113 | |
114 _mouseUp: function(event) { | |
115 $(document) | |
116 .unbind('mousemove.'+this.widgetName, this._mouseMoveDelegate) | |
117 .unbind('mouseup.'+this.widgetName, this._mouseUpDelegate); | |
118 | |
119 if (this._mouseStarted) { | |
120 this._mouseStarted = false; | |
121 | |
122 if (event.target == this._mouseDownEvent.target) { | |
123 $.data(event.target, this.widgetName + '.preventClickEvent', true); | |
124 } | |
125 | |
126 this._mouseStop(event); | |
127 } | |
128 | |
129 return false; | |
130 }, | |
131 | |
132 _mouseDistanceMet: function(event) { | |
133 return (Math.max( | |
134 Math.abs(this._mouseDownEvent.pageX - event.pageX), | |
135 Math.abs(this._mouseDownEvent.pageY - event.pageY) | |
136 ) >= this.options.distance | |
137 ); | |
138 }, | |
139 | |
140 _mouseDelayMet: function(event) { | |
141 return this.mouseDelayMet; | |
142 }, | |
143 | |
144 // These are placeholder methods, to be overriden by extending plugin | |
145 _mouseStart: function(event) {}, | |
146 _mouseDrag: function(event) {}, | |
147 _mouseStop: function(event) {}, | |
148 _mouseCapture: function(event) { return true; } | |
149 }); | |
150 | |
151 })(jQuery); |