Progressbar: Conform to coding standards.

ui/jquery.ui.progressbar.js

@@ -18,12 +18,8 @@ $.widget("ui.progressbar", {
 		value: 0
 	},
 	_create: function() {
-
 		this.element
-			.addClass("ui-progressbar"
-				+ " ui-widget"
-				+ " ui-widget-content"
-				+ " ui-corner-all")
+			.addClass( "ui-progressbar ui-widget ui-widget-content ui-corner-all" )
 			.attr({
 				role: "progressbar",
 				"aria-valuemin": this._valueMin(),
@@ -31,31 +27,23 @@ $.widget("ui.progressbar", {
 				"aria-valuenow": this._value()
 			});
 
-		this.valueDiv = $('<div class="ui-progressbar-value ui-widget-header ui-corner-left"></div>').appendTo(this.element);
+		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")
+			.removeClass( "ui-progressbar ui-widget ui-widget-content ui-corner-all" )
 			.removeAttr( "role" )
 			.removeAttr( "aria-valuemin" )
 			.removeAttr( "aria-valuemax" )
-			.removeAttr("aria-valuenow")
-			.removeData("progressbar")
-			.unbind(".progressbar");
+			.removeAttr( "aria-valuenow" );
 
 		this.valueDiv.remove();
 
 		$.Widget.prototype.destroy.apply( this, arguments );
-
-		return this;
 	},
 
 	value: function( newValue ) {
@@ -63,53 +51,53 @@ $.widget("ui.progressbar", {
 			return this._value();
 		}
 
-		this._setOption('value', newValue);
+		this._setOption( "value", newValue );
 		return this;
 	},
 
 	_setOption: function( key, value ) {
-
 		switch ( key ) {
-			case 'value':
+			case "value":
 				this.options.value = value;
 				this._refreshValue();
-				this._trigger('change', null, {});
+				this._trigger( "change" );
 				break;
 		}
 
 		$.Widget.prototype._setOption.apply( this, arguments );
-
 	},
 
 	_value: function() {
 		var val = this.options.value;
 		// normalize invalid value
-		if (typeof val != "number")
+		if ( typeof val !== "number" ) {
 			val = 0;
-		if (val < this._valueMin()) val = this._valueMin();
-		if (val > this._valueMax()) val = this._valueMax();
+		}
+		if ( val < this._valueMin() ) {
+			val = this._valueMin();
+		}
+		if ( val > this._valueMax() ) {
+			val = this._valueMax();
+		}
 
 		return val;
-
 	},
 
 	_valueMin: function() {
-		var valueMin = 0;
-		return valueMin;
+		return 0;
 	},
 
 	_valueMax: function() {
-		var valueMax = 100;
-		return valueMax;
+		return 100;
 	},
 
 	_refreshValue: function() {
 		var value = this.value();
-		this.valueDiv[value == this._valueMax() ? 'addClass' : 'removeClass']("ui-corner-right");
-		this.valueDiv.width(value + '%');
+		this.valueDiv
+			[ value === this._valueMax() ? "addClass" : "removeClass"]( "ui-corner-right" )
+			.width( value + "%" );
 		this.element.attr( "aria-valuenow", value );
 	}
-
 });
 
 $.extend( $.ui.progressbar, {