/CS198/WebContent/js/jqueryui/jquery.ui.progressbar.js

  1/*!
  2 * jQuery UI Progressbar 1.8.23
  3 *
  4 * Copyright 2012, 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/Progressbar
  9 *
 10 * Depends:
 11 *   jquery.ui.core.js
 12 *   jquery.ui.widget.js
 13 */
 14(function( $, undefined ) {
 15
 16$.widget( "ui.progressbar", {
 17	options: {
 18		value: 0,
 19		max: 100
 20	},
 21
 22	min: 0,
 23
 24	_create: function() {
 25		this.element
 26			.addClass( "ui-progressbar ui-widget ui-widget-content ui-corner-all" )
 27			.attr({
 28				role: "progressbar",
 29				"aria-valuemin": this.min,
 30				"aria-valuemax": this.options.max,
 31				"aria-valuenow": this._value()
 32			});
 33
 34		this.valueDiv = $( "<div class='ui-progressbar-value ui-widget-header ui-corner-left'></div>" )
 35			.appendTo( this.element );
 36
 37		this.oldValue = this._value();
 38		this._refreshValue();
 39	},
 40
 41	destroy: function() {
 42		this.element
 43			.removeClass( "ui-progressbar ui-widget ui-widget-content ui-corner-all" )
 44			.removeAttr( "role" )
 45			.removeAttr( "aria-valuemin" )
 46			.removeAttr( "aria-valuemax" )
 47			.removeAttr( "aria-valuenow" );
 48
 49		this.valueDiv.remove();
 50
 51		$.Widget.prototype.destroy.apply( this, arguments );
 52	},
 53
 54	value: function( newValue ) {
 55		if ( newValue === undefined ) {
 56			return this._value();
 57		}
 58
 59		this._setOption( "value", newValue );
 60		return this;
 61	},
 62
 63	_setOption: function( key, value ) {
 64		if ( key === "value" ) {
 65			this.options.value = value;
 66			this._refreshValue();
 67			if ( this._value() === this.options.max ) {
 68				this._trigger( "complete" );
 69			}
 70		}
 71
 72		$.Widget.prototype._setOption.apply( this, arguments );
 73	},
 74
 75	_value: function() {
 76		var val = this.options.value;
 77		// normalize invalid value
 78		if ( typeof val !== "number" ) {
 79			val = 0;
 80		}
 81		return Math.min( this.options.max, Math.max( this.min, val ) );
 82	},
 83
 84	_percentage: function() {
 85		return 100 * this._value() / this.options.max;
 86	},
 87
 88	_refreshValue: function() {
 89		var value = this.value();
 90		var percentage = this._percentage();
 91
 92		if ( this.oldValue !== value ) {
 93			this.oldValue = value;
 94			this._trigger( "change" );
 95		}
 96
 97		this.valueDiv
 98			.toggle( value > this.min )
 99			.toggleClass( "ui-corner-right", value === this.options.max )
100			.width( percentage.toFixed(0) + "%" );
101		this.element.attr( "aria-valuenow", value );
102	}
103});
104
105$.extend( $.ui.progressbar, {
106	version: "1.8.23"
107});
108
109})( jQuery );