Added defineProperty

and defineSimpleProperty

frameworks/projects/Core/src/main/royale/CoreClasses.as

@@ -224,6 +224,8 @@ internal class CoreClasses
 	    import org.apache.royale.core.IRoyaleElement; IRoyaleElement;
 		import org.apache.royale.utils.object.defineGetter; defineGetter;
 		import org.apache.royale.utils.object.defineSimpleGetter; defineSimpleGetter;
+		import org.apache.royale.utils.object.defineProperty; defineProperty;
+		import org.apache.royale.utils.object.defineSimpleProperty; defineSimpleProperty;
 	}
 	//Package Level Functions
 	import org.apache.royale.debugging.assert; assert;

frameworks/projects/Core/src/main/royale/org/apache/royale/utils/object/defineProperty.as

@@ -0,0 +1,34 @@
+////////////////////////////////////////////////////////////////////////////////
+//
+//  Licensed to the Apache Software Foundation (ASF) under one or more
+//  contributor license agreements.  See the NOTICE file distributed with
+//  this work for additional information regarding copyright ownership.
+//  The ASF licenses this file to You under the Apache License, Version 2.0
+//  (the "License"); you may not use this file except in compliance with
+//  the License.  You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+//  Unless required by applicable law or agreed to in writing, software
+//  distributed under the License is distributed on an "AS IS" BASIS,
+//  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+//  See the License for the specific language governing permissions and
+//  limitations under the License.
+//
+////////////////////////////////////////////////////////////////////////////////
+package org.apache.royale.utils.object
+{
+	/**
+	 *  Defines getter and setter functions on a Javascript object (often used to add to prototypes)
+     *  Takes functions for both setters and getters
+	 *  @langversion 3.0
+	 *  @playerversion Flash 10.2
+	 *  @playerversion AIR 2.6
+	 *  @productversion Royale 0.9.3
+	 */
+    public function defineProperty(obj:Object,prop:String,getter:Function,setter:Function):void
+    {
+            Object.defineProperty(obj, prop, {"get": getter, "set": setter});
+        }
+
+}

frameworks/projects/Core/src/main/royale/org/apache/royale/utils/object/defineSimpleProperty.as

@@ -0,0 +1,42 @@
+////////////////////////////////////////////////////////////////////////////////
+//
+//  Licensed to the Apache Software Foundation (ASF) under one or more
+//  contributor license agreements.  See the NOTICE file distributed with
+//  this work for additional information regarding copyright ownership.
+//  The ASF licenses this file to You under the Apache License, Version 2.0
+//  (the "License"); you may not use this file except in compliance with
+//  the License.  You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+//  Unless required by applicable law or agreed to in writing, software
+//  distributed under the License is distributed on an "AS IS" BASIS,
+//  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+//  See the License for the specific language governing permissions and
+//  limitations under the License.
+//
+////////////////////////////////////////////////////////////////////////////////
+package org.apache.royale.utils.object
+{
+	/**
+	 *  Defines getter and setter on a Javascript object (often used to add to prototypes)
+     *  Assigns simple values using a private var based on the property name.
+	 *  @langversion 3.0
+	 *  @playerversion Flash 10.2
+	 *  @playerversion AIR 2.6
+	 *  @productversion Royale 0.9.3
+	 */
+    public function defineSimpleProperty(obj:Object,prop:String):void
+    {
+		var privateProp:String = "_" + prop;
+		Object.defineProperty(obj, prop, {
+			"get" : function ():Object {
+				return this[privateProp];
+			},
+			"set" : function (val):void {
+				this[privateProp] = val;
+			}
+		});
+	}
+
+}