1 files changed, 70 insertions, 0 deletions
diff --git a/lib/dijit/form/_RadioButtonMixin.js.uncompressed.js b/lib/dijit/form/_RadioButtonMixin.js.uncompressed.js
new file mode 100644
index 000000000..3ab34f226
--- /dev/null
+++ b/lib/dijit/form/_RadioButtonMixin.js.uncompressed.js
@@ -0,0 +1,70 @@
+define("dijit/form/_RadioButtonMixin", [
+	"dojo/_base/array", // array.forEach
+	"dojo/_base/declare", // declare
+	"dojo/dom-attr", // domAttr.set
+	"dojo/_base/event", // event.stop
+	"dojo/_base/lang", // lang.hitch
+	"dojo/query", // query
+	"dojo/_base/window", // win.doc
+	"../registry"	// registry.getEnclosingWidget
+], function(array, declare, domAttr, event, lang, query, win, registry){
+
+	// module:
+	//		dijit/form/_RadioButtonMixin
+	// summary:
+	// 		Mixin to provide widget functionality for an HTML radio button
+
+	return declare("dijit.form._RadioButtonMixin", null, {
+		// summary:
+		// 		Mixin to provide widget functionality for an HTML radio button
+
+		// type: [private] String
+		//		type attribute on <input> node.
+		//		Users should not change this value.
+		type: "radio",
+
+		_getRelatedWidgets: function(){
+			// Private function needed to help iterate over all radio buttons in a group.
+			var ary = [];
+			query("input[type=radio]", this.focusNode.form || win.doc).forEach( // can't use name= since query doesn't support [] in the name
+				lang.hitch(this, function(inputNode){
+					if(inputNode.name == this.name && inputNode.form == this.focusNode.form){
+						var widget = registry.getEnclosingWidget(inputNode);
+						if(widget){
+							ary.push(widget);
+						}
+					}
+				})
+			);
+			return ary;
+		},
+
+		_setCheckedAttr: function(/*Boolean*/ value){
+			// If I am being checked then have to deselect currently checked radio button
+			this.inherited(arguments);
+			if(!this._created){ return; }
+			if(value){
+				array.forEach(this._getRelatedWidgets(), lang.hitch(this, function(widget){
+					if(widget != this && widget.checked){
+						widget.set('checked', false);
+					}
+				}));
+			}
+		},
+
+		_onClick: function(/*Event*/ e){
+			if(this.checked || this.disabled){ // nothing to do
+				event.stop(e);
+				return false;
+			}
+			if(this.readOnly){ // ignored by some browsers so we have to resync the DOM elements with widget values
+				event.stop(e);
+				array.forEach(this._getRelatedWidgets(), lang.hitch(this, function(widget){
+					domAttr.set(this.focusNode || this.domNode, 'checked', widget.checked);
+				}));
+				return false;
+			}
+			return this.inherited(arguments);
+		}
+	});
+});