Spinner: added an init callback which exposes the addItem method for …

…dynamic population of spinner via an external objects.

tests/visual/spinner.html

@@ -10,12 +10,34 @@
 
 <script type="text/javascript">
 $(function(){
+	var itemList = [
+		{url: "http://ejohn.org", title: "John Resig"},
+		{url: "http://bassistance.de/", title: "J&ouml;rn Zaefferer"},
+		{url: "http://snook.ca/jonathan/", title: "Jonathan Snook"},
+		{url: "http://rdworth.org/", title: "Richard Worth"},
+		{url: "http://www.paulbakaus.com/", title: "Paul Bakaus"},
+		{url: "http://www.yehudakatz.com/", title: "Yehuda Katz"},
+		{url: "http://www.azarask.in/", title: "Aza Raskin"},
+		{url: "http://www.karlswedberg.com/", title: "Karl Swedberg"},
+		{url: "http://scottjehl.com/", title: "Scott Jehl"},
+		{url: "http://jdsharp.us/", title: "Jonathan Sharp"},
+		{url: "http://www.kevinhoyt.org/", title: "Kevin Hoyt"},
+		{url: "http://www.codylindley.com/", title: "Cody Lindley"},
+		{url: "http://malsup.com/jquery/", title: "Mike Alsup"}
+	];
 
 	var opts = {
 		's1': {},
 		's2': {stepping: 0.25},
 		's3': {currency: '$'},
-		's4': {}
+		's4': {},
+		's5': {
+			init: function(ui) {
+				for (var i=0; i<itemList.length; i++) {
+					ui.add(itemList[i].title +' <a href="'+ itemList[i].url +'" target="_blank">&raquo;</a>');
+				}
+			}
+		}
 	};
 
 	for (var n in opts)
@@ -181,5 +203,18 @@ <h1>jQuery UI Spinner Test Page</h1>
 
 <hr />
 
+<p><label for="s5">Presenters: </label>
+<div id="s5"></div>
+
+<p>
+<button id="s5-disable">disable</button>
+<button id="s5-enable">enable</button>
+<button id="s5-destroy">destroy</button>
+<button id="s5-create">create</button>
+</p>
+
+<hr />
+
+
 </body>
 </html>

ui/ui.spinner.js

@@ -17,6 +17,11 @@ $.widget('ui.spinner', {
 		// terminate initialization if spinner already applied to current element
 		if($.data(this.element[0], 'spinner')) return;
 
+		// check for onInit callback
+		if (this.options.init) {
+			this.options.init(this.ui(null));
+		}
+
 		// check for decimals in steppinng and set _decimals as internal (needs cleaning up)
 		this._decimals = 0;
 		if (this.options.stepping.toString().indexOf('.') != -1) {
@@ -113,6 +118,7 @@ $.widget('ui.spinner', {
 				})
 			.end();
 
+
 		// DataList: Set contraints for object length and step size. 
 		// Manipulate height of spinner.
 		this._items = this.element.children().length;
@@ -150,7 +156,8 @@ $.widget('ui.spinner', {
 			});
 		}
 	},
-
+
+
 	_constrain: function() {
 		if(this.options.min != undefined && this._getValue() < this.options.min) this._setValue(this.options.min);
 		if(this.options.max != undefined && this._getValue() > this.options.max) this._setValue(this.options.max);
@@ -229,14 +236,24 @@ $.widget('ui.spinner', {
 			});
 		}
 	},
+	_addItem: function(html) {
+		if (!this.element.is('input')) {
+			var wrapper = 'div';
+			if (this.element.is('ol') || this.element.is('ul')) {
+				wrapper = 'li';
+			}
+			this.element.append('<'+ wrapper +' class="ui-spinner-dyn">'+ html + '</'+ wrapper +'>');
+		}
+	},
 
 
 	plugins: {},
 	ui: function(e) {
 		return {
 			options: this.options,
 			element: this.element,
-			value: this._getValue()
+			value: this._getValue(),
+			add: this._addItem
 		};
 	},
 	_propagate: function(n,e) {
@@ -259,6 +276,7 @@ $.widget('ui.spinner', {
 			.end()
 			.children()
 				.removeClass('ui-spinner-listitem')
+				.remove('.ui-spinner-dyn')
 			.end()
 			.parent()
 				.removeClass('ui-spinner ui-spinner-disabled')