Tooltip: Add support for setOption with classes

Author: arschmitz

ui/tooltip.js

@@ -108,6 +108,17 @@ $.widget( "ui.tooltip", {
 			.appendTo( this.document[ 0 ].body );
 	},
 
+	_elementsFromClassKey: function( classKey ) {
+		switch( classKey ) {
+			case "ui-tooltip":
+				return this.element.find( "ui-tooltip" );
+			case "ui-tooltip-title":
+				return this.element.find( "ui-tooltip-title" );
+			default:
+				return this._superApply( arguments );
+		}
+	},
+
 	_setOption: function( key, value ) {
 		var that = this;