aboutsummaryrefslogtreecommitdiffstats
path: root/themes/default/js/ui/jquery.ui.progressbar.js
blob: 5b199b2a3e8889dd81525d9304eab5151e71dc2b (plain)
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
/*
 * jQuery UI Progressbar 1.8.16
 *
 * Copyright 2011, AUTHORS.txt (http://jqueryui.com/about)
 * Dual licensed under the MIT or GPL Version 2 licenses.
 * http://jquery.org/license
 *
 * http://docs.jquery.com/UI/Progressbar
 *
 * Depends:
 *   jquery.ui.core.js
 *   jquery.ui.widget.js
 */
(function( $, undefined ) {

$.widget( "ui.progressbar", {
	options: {
		value: 0,
		max: 100
	},

	min: 0,

	_create: function() {
		this.element
			.addClass( "ui-progressbar ui-widget ui-widget-content ui-corner-all" )
			.attr({
				role: "progressbar",
				"aria-valuemin": this.min,
				"aria-valuemax": this.options.max,
				"aria-valuenow": this._value()
			});

		this.valueDiv = $( "<div class='ui-progressbar-value ui-widget-header ui-corner-left'></div>" )
			.appendTo( this.element );

		this.oldValue = this._value();
		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();

		$.Widget.prototype.destroy.apply( this, arguments );
	},

	value: function( newValue ) {
		if ( newValue === undefined ) {
			return this._value();
		}

		this._setOption( "value", newValue );
		return this;
	},

	_setOption: function( key, value ) {
		if ( key === "value" ) {
			this.options.value = value;
			this._refreshValue();
			if ( this._value() === this.options.max ) {
				this._trigger( "complete" );
			}
		}

		$.Widget.prototype._setOption.apply( this, arguments );
	},

	_value: function() {
		var val = this.options.value;
		// normalize invalid value
		if ( typeof val !== "number" ) {
			val = 0;
		}
		return Math.min( this.options.max, Math.max( this.min, val ) );
	},

	_percentage: function() {
		return 100 * this._value() / this.options.max;
	},

	_refreshValue: function() {
		var value = this.value();
		var percentage = this._percentage();

		if ( this.oldValue !== value ) {
			this.oldValue = value;
			this._trigger( "change" );
		}

		this.valueDiv
			.toggle( value > this.min )
			.toggleClass( "ui-corner-right", value === this.options.max )
			.width( percentage.toFixed(0) + "%" );
		this.element.attr( "aria-valuenow", value );
	}
});

$.extend( $.ui.progressbar, {
	version: "1.8.16"
});

})( jQuery );