| /******************************************************************************* |
| * Copyright (c) 2000, 2010 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.gef.examples.flow.model; |
| |
| import java.beans.PropertyChangeListener; |
| import java.beans.PropertyChangeSupport; |
| import java.io.IOException; |
| import java.io.ObjectInputStream; |
| import java.io.Serializable; |
| |
| import org.eclipse.ui.views.properties.IPropertyDescriptor; |
| import org.eclipse.ui.views.properties.IPropertySource; |
| |
| abstract public class FlowElement implements IPropertySource, Cloneable, |
| Serializable { |
| |
| public static final String CHILDREN = "Children", //$NON-NLS-1$ |
| INPUTS = "inputs", //$NON-NLS-1$ |
| OUTPUTS = "outputs"; //$NON-NLS-1$ |
| |
| transient protected PropertyChangeSupport listeners = new PropertyChangeSupport( |
| this); |
| static final long serialVersionUID = 1; |
| |
| public void addPropertyChangeListener(PropertyChangeListener l) { |
| listeners.addPropertyChangeListener(l); |
| } |
| |
| protected void firePropertyChange(String prop, Object old, Object newValue) { |
| listeners.firePropertyChange(prop, old, newValue); |
| } |
| |
| protected void fireStructureChange(String prop, Object child) { |
| listeners.firePropertyChange(prop, null, child); |
| } |
| |
| public Object getEditableValue() { |
| return this; |
| } |
| |
| public IPropertyDescriptor[] getPropertyDescriptors() { |
| return new IPropertyDescriptor[0]; |
| } |
| |
| public Object getPropertyValue(Object propName) { |
| return null; |
| } |
| |
| public boolean isPropertySet(Object propName) { |
| return true; |
| } |
| |
| private void readObject(ObjectInputStream in) throws IOException, |
| ClassNotFoundException { |
| in.defaultReadObject(); |
| listeners = new PropertyChangeSupport(this); |
| } |
| |
| public void removePropertyChangeListener(PropertyChangeListener l) { |
| listeners.removePropertyChangeListener(l); |
| } |
| |
| public void resetPropertyValue(Object propName) { |
| } |
| |
| public void setPropertyValue(Object propName, Object val) { |
| } |
| |
| } |