Tooltip: Allow strings for content option.

Author: scottgonzalez

tests/unit/tooltip/tooltip_options.js

@@ -65,6 +65,16 @@ test( "content: change while open", function() {
 	element.tooltip( "open" );
 });
 
+test( "content: string", function() {
+	expect( 1 );
+	var element = $( "#tooltipped1" ).tooltip({
+		content: "just a string",
+		open: function( event, ui ) {
+			equal( ui.tooltip.text(), "just a string" );
+		}
+	}).tooltip( "open" );
+});
+
 test( "items", function() {
 	expect( 2 );
 	var event,

ui/jquery.ui.tooltip.js

@@ -152,9 +152,14 @@ $.widget( "ui.tooltip", {
 
 	_updateContent: function( target, event ) {
 		var content,
+			contentOption = this.options.content,
 			that = this;
 
-		content = this.options.content.call( target[0], function( response ) {
+		if ( typeof contentOption === "string" ) {
+			return this._open( event, target, contentOption );
+		}
+
+		content = contentOption.call( target[0], function( response ) {
 			// ignore async response if tooltip was closed already
 			if ( !target.data( "tooltip-open" ) ) {
 				return;