1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
|
/*!
* jQuery UI Progressbar @VERSION
* http://jqueryui.com
*
* Copyright 2012 jQuery Foundation and other contributors
* Released under the MIT license.
* http://jquery.org/license
*
* http://api.jqueryui.com/progressbar/
*
* Depends:
* jquery.ui.core.js
* jquery.ui.widget.js
*/
(function( $, undefined ) {
$.widget( "ui.progressbar", {
version: "@VERSION",
options: {
max: 100,
value: 0,
change: null,
complete: null
},
min: 0,
_create: function() {
// Constrain initial value
this.oldValue = this.options.value = this._constrainedValue();
this.element
.addClass( "ui-progressbar ui-widget ui-widget-content ui-corner-all" )
.attr({
// Only set static values, aria-valuenow and aria-valuemax are
// set inside _refreshValue()
role: "progressbar",
"aria-valuemin": this.min
});
this.valueDiv = $( "<div class='ui-progressbar-value ui-widget-header ui-corner-left'></div>" )
.appendTo( this.element );
this._refreshValue();
},
_destroy: function() {
this.element
.removeClass( "ui-progressbar ui-widget ui-widget-content ui-corner-all" )
.removeAttr( "role" )
.removeAttr( "aria-valuemin" )
.removeAttr( "aria-valuemax" )
.removeAttr( "aria-valuenow" );
this.valueDiv.remove();
},
value: function( newValue ) {
if ( newValue === undefined ) {
return this.options.value;
}
this.options.value = this._constrainedValue( newValue );
this._refreshValue();
},
_constrainedValue: function( newValue ) {
if ( newValue === undefined ) {
newValue = this.options.value;
}
this.indeterminate = newValue === false;
// sanitize value
if ( typeof newValue !== "number" ) {
newValue = 0;
}
return this.indeterminate ? false :
Math.min( this.options.max, Math.max( this.min, newValue ) );
},
_setOptions: function( options ) {
// Ensure "value" option is set after other values (like max)
var value = options.value;
delete options.value;
this._super( options );
this.options.value = this._constrainedValue( value );
this._refreshValue();
},
_setOption: function( key, value ) {
if ( key === "max" ) {
// Don't allow a max less than min
value = Math.max( this.min, value );
}
this._super( key, value );
},
_percentage: function() {
return this.indeterminate ? 100 : 100 * ( this.options.value - this.min ) / ( this.options.max - this.min );
},
_refreshValue: function() {
var value = this.options.value,
percentage = this._percentage();
this.valueDiv
.toggle( this.indeterminate || value > this.min )
.toggleClass( "ui-corner-right", value === this.options.max )
.width( percentage.toFixed(0) + "%" );
this.element.toggleClass( "ui-progressbar-indeterminate", this.indeterminate );
if ( this.indeterminate ) {
this.element.removeAttr( "aria-valuenow" );
if ( !this.overlayDiv ) {
this.overlayDiv = $( "<div class='ui-progressbar-overlay'></div>" ).appendTo( this.valueDiv );
}
} else {
this.element.attr({
"aria-valuemax": this.options.max,
"aria-valuenow": value
});
if ( this.overlayDiv ) {
this.overlayDiv.remove();
this.overlayDiv = null;
}
}
if ( this.oldValue !== value ) {
this.oldValue = value;
this._trigger( "change" );
}
if ( value === this.options.max ) {
this._trigger( "complete" );
}
}
});
})( jQuery );
|
