Progressbar: cleanup.

tests/unit/progressbar/progressbar_options.js

@@ -17,4 +17,18 @@ test("{ value : 5 }", function() {
 	same( 5, $("#progressbar").progressbar("value") );
 });
 
+test("{ value : -5 }", function() {
+	$("#progressbar").progressbar({
+		value: -5
+	});
+	same( 0, $("#progressbar").progressbar("value") );
+});
+
+test("{ value : 105 }", function() {
+	$("#progressbar").progressbar({
+		value: 105
+	});
+	same( 100, $("#progressbar").progressbar("value") );
+});
+
 })(jQuery);

ui/jquery.ui.progressbar.js

@@ -17,13 +17,17 @@ $.widget( "ui.progressbar", {
 	options: {
 		value: 0
 	},
+
+	min: 0,
+	max: 100,
+
 	_create: function() {
 		this.element
 			.addClass( "ui-progressbar ui-widget ui-widget-content ui-corner-all" )
 			.attr({
 				role: "progressbar",
-				"aria-valuemin": this._valueMin(),
-				"aria-valuemax": this._valueMax(),
+				"aria-valuemin": this.min,
+				"aria-valuemax": this.max,
 				"aria-valuenow": this._value()
 			});
 
@@ -56,12 +60,10 @@ $.widget( "ui.progressbar", {
 	},
 
 	_setOption: function( key, value ) {
-		switch ( key ) {
-			case "value":
-				this.options.value = value;
-				this._refreshValue();
-				this._trigger( "change" );
-				break;
+		if ( key === "value" ) {
+			this.options.value = value;
+			this._refreshValue();
+			this._trigger( "change" );
 		}
 
 		$.Widget.prototype._setOption.apply( this, arguments );
@@ -73,28 +75,13 @@ $.widget( "ui.progressbar", {
 		if ( typeof val !== "number" ) {
 			val = 0;
 		}
-		if ( val < this._valueMin() ) {
-			val = this._valueMin();
-		}
-		if ( val > this._valueMax() ) {
-			val = this._valueMax();
-		}
-
-		return val;
-	},
-
-	_valueMin: function() {
-		return 0;
-	},
-
-	_valueMax: function() {
-		return 100;
+		return Math.min( this.max, Math.max( this.min, val ) );
 	},
 
 	_refreshValue: function() {
 		var value = this.value();
 		this.valueDiv
-			[ value === this._valueMax() ? "addClass" : "removeClass"]( "ui-corner-right" )
+			.toggleClass( "ui-corner-right", value === this.max )
 			.width( value + "%" );
 		this.element.attr( "aria-valuenow", value );
 	}