--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/uidesigner/com.nokia.sdt.emf.dm/src/com/nokia/sdt/emf/dm/IPropertyContainer.java	Fri Apr 03 23:33:03 2009 +0100
@@ -0,0 +1,108 @@
+/*
+* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of the License "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description: 
+*
+*/
+package com.nokia.sdt.emf.dm;
+
+import com.nokia.sdt.component.property.IPropertyValueSource;
+import com.nokia.sdt.datamodel.IDesignerDataModel;
+
+import org.eclipse.emf.common.util.EMap;
+import org.eclipse.emf.ecore.EObject;
+import org.eclipse.ui.views.properties.IPropertySource;
+
+import java.util.List;
+
+
+/**
+ * @model
+ */
+public interface IPropertyContainer extends EObject{
+	
+	/**
+	 * Returns an IPropertyContainer that is a deep copy
+	 * of this container. The returned property container
+	 * is not owned by any EObject, is not associated with any
+	 * data model, and has no listeners.
+	 */
+	Object clone();
+
+	/**
+	 * @model mapType="EStringToIPropertyValueMapEntry"
+	 */
+	EMap	getProperties();
+	
+	/**
+	 * Get the EObject that logically owns the
+	 * properties.
+	 */
+	EObject	getOwner();
+	
+	/**
+	 * Set the EObject that owns the properties
+	 */
+	void	setOwner(EObject owner);
+	
+	IDesignerDataModel getDesignerDataModel();	
+	
+	// convenience methods
+	Object get(String id);
+	// set methods return the property value, or null if
+	// the property was cleared, i.e. null was passed as the value
+	IPropertyValue set(String id, StringValue value);
+	IPropertyValue set(String id, StringValue value, boolean overrideCurrentState);
+	IPropertyValue set(String id, IPropertyContainer value);
+	IPropertyValue set(String id, List value);
+	
+	void setFromPropertyContainer(IPropertyContainer container);
+	void setFromPropertySource(IPropertySource source);
+	
+	void reset(String id);
+	
+	StringValue createLiteral(String value);
+	StringValue createLocalized(String value);
+	StringValue createMacro(String value);
+	StringValue createReference(String value);
+	String lookupString(StringValue stringValue);
+	
+	IPropertyValue createPropertyContainerForProperty(Object propertyId);
+	
+	IPropertyValue createSequenceForProperty(Object propertyId);
+	
+	IPropertyValueSource getPropertyValueSource();
+	
+	// try to find the property the has the given value
+	String findPropertyIDForValue(IPropertyValue pv);
+	
+	/**
+	 * Visit properties of this node.  Visitors returns can
+	 * terminate traversal by returning a non-null result,
+	 * which is in turn returned by this method. That could
+	 * be a useful value, or a placeholder value like Boolean.TRUE.
+	 * If all visitors returned null then this method returns null.
+	 * @return result of last visitor visited
+	 */
+	Object visitProperties(IPropertyVisitor visitor);
+	
+	StringValue conserveStringType(StringValue oldValue, StringValue newValue);
+	
+	void releasePropertyValue(IPropertyValue value);
+
+	/**
+	 * Return the path to this container
+	 */
+	String getPropertyPath();
+
+}