| /******************************************************************************* |
| * Copyright (c) 2004, 2005 Sybase, Inc. 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: |
| * Sybase, Inc. - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.jst.jsf.facesconfig.ui.pageflow.properties.section; |
| |
| import java.util.EventObject; |
| import java.util.HashMap; |
| import java.util.Iterator; |
| import java.util.Map; |
| |
| import org.eclipse.core.runtime.IAdaptable; |
| import org.eclipse.emf.ecore.EAttribute; |
| import org.eclipse.emf.ecore.EClass; |
| import org.eclipse.emf.ecore.EObject; |
| import org.eclipse.gef.EditPart; |
| import org.eclipse.gef.commands.CommandStack; |
| import org.eclipse.gef.commands.CommandStackListener; |
| import org.eclipse.jface.viewers.ISelection; |
| import org.eclipse.jface.viewers.StructuredSelection; |
| import org.eclipse.jst.jsf.common.ui.internal.dialogfield.DialogField; |
| import org.eclipse.jst.jsf.common.ui.internal.dialogfield.IDialogFieldChangeListener; |
| import org.eclipse.ui.IWorkbenchPart; |
| import org.eclipse.ui.views.properties.IPropertySource; |
| import org.eclipse.ui.views.properties.tabbed.AbstractPropertySection; |
| |
| /** |
| * This is base section, which support GEF command stack to redo/undo setting |
| * properties. |
| * |
| * @author jchoi, Xiao-guang Zhang |
| */ |
| /*package*/ abstract class AbstractEditPartSection extends AbstractPropertySection { |
| |
| IDialogFieldChangeListener changeListener = new IDialogFieldChangeListener() { |
| public void dialogFieldChanged(DialogField field) { |
| validate(); |
| } |
| }; |
| |
| /** property source of edit part */ |
| private IPropertySource propertySource; |
| |
| /** EditPart instance */ |
| private EditPart editPart; |
| |
| /** map for property registry to store a map between the property id and name */ |
| private Map propertyRegistry; |
| |
| /** GEF command stack */ |
| private CommandStack commandStack; |
| |
| /** command stack listener to refresh the section */ |
| private CommandStackListener commandStackListener; |
| |
| /** |
| * |
| */ |
| public AbstractEditPartSection() { |
| super(); |
| } |
| |
| /** |
| * refresh the whole section |
| * |
| */ |
| public void refreshData() { |
| super.refresh(); |
| } |
| |
| /** |
| * TODO: this method seems unused |
| */ |
| public abstract void validate(); |
| |
| /** |
| * dispose the command stack listener |
| */ |
| public void dispose() { |
| super.dispose(); |
| if (getCommandStack() != null) { |
| getCommandStack().removeCommandStackListener( |
| getCommandStackListener()); |
| } |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.wst.common.ui.properties.internal.provisional.ISection#setInput(org.eclipse.ui.IWorkbenchPart, |
| * org.eclipse.jface.viewers.ISelection) |
| */ |
| public void setInput(IWorkbenchPart part, ISelection selection) { |
| if (part != null) { |
| if (part.getAdapter(CommandStack.class) != null) { |
| setCommandStack((CommandStack) part |
| .getAdapter(CommandStack.class)); |
| } |
| |
| if (selection instanceof StructuredSelection) { |
| StructuredSelection structuredSelection = (StructuredSelection) selection; |
| if (structuredSelection.getFirstElement() instanceof EditPart) { |
| editPart = (EditPart) structuredSelection.getFirstElement(); |
| } |
| |
| if (editPart != null |
| && ((IAdaptable) editPart) |
| .getAdapter(IPropertySource.class) != null) { |
| propertySource = (IPropertySource) ((IAdaptable) editPart) |
| .getAdapter(IPropertySource.class); |
| } |
| |
| } |
| } |
| |
| super.setInput(part, selection); |
| } |
| |
| /** |
| * get the commandstacklistener, if not existed, create a new one. |
| * |
| * @return |
| */ |
| private CommandStackListener getCommandStackListener() { |
| if (commandStackListener == null) { |
| commandStackListener = new CommandStackListener() { |
| public void commandStackChanged(EventObject e) { |
| refreshData(); |
| } |
| }; |
| } |
| return commandStackListener; |
| } |
| |
| /** |
| * set a <code>CommandStack</code> forthis section, and add a |
| * <code>CommandStackListener</code> for this commandstack |
| * |
| * @param stack |
| */ |
| public void setCommandStack(CommandStack stack) { |
| commandStack = stack; |
| stack.addCommandStackListener(getCommandStackListener()); |
| } |
| |
| /** |
| * get the <code>CommandStack</code> |
| * |
| * @return the command stack |
| */ |
| public CommandStack getCommandStack() { |
| return commandStack; |
| } |
| |
| /** |
| * get the property source registered for current editpart |
| * |
| * @return the property source |
| */ |
| public IPropertySource getPropertySource() { |
| return propertySource; |
| } |
| |
| /** |
| * get the property's EMF featureID based on property name. |
| * |
| * @param propertyName |
| * @return the feature id for propertyName |
| */ |
| protected Object getFeatureID(String propertyName) { |
| if (editPart != null && !(editPart.getModel() instanceof EObject)) { |
| return null; |
| } |
| |
| Object propertyID = getPropertyRegistry().get(propertyName); |
| if (propertyID == null) { |
| |
| EClass cls = ((EObject) editPart.getModel()).eClass(); |
| for (Iterator it = cls.getEAllAttributes().iterator(); it.hasNext();) { |
| EAttribute attr = (EAttribute) it.next(); |
| if (attr.getName().equalsIgnoreCase(propertyName)) { |
| propertyID = Integer.toString(attr.getFeatureID()); |
| getPropertyRegistry().put(propertyName, propertyID); |
| break; |
| } |
| } |
| } |
| return propertyID; |
| } |
| |
| /** |
| * @return the property registry |
| */ |
| protected Map getPropertyRegistry() { |
| if (propertyRegistry == null) { |
| propertyRegistry = new HashMap(); |
| } |
| return propertyRegistry; |
| } |
| |
| /** |
| * get the input edit part |
| * |
| * @return the input |
| */ |
| public Object getInput() { |
| return editPart; |
| } |
| |
| /** |
| * set the value of property |
| * |
| * @param propertyName |
| * @param propertyValue |
| */ |
| public void setValue(String propertyName, Object propertyValue) { |
| if (propertyName != null && propertyValue != null |
| && getPropertySource() != null) { |
| SetPropertyValueCommand setCommand = new SetPropertyValueCommand( |
| propertyName); |
| setCommand.setTarget(getPropertySource()); |
| setCommand.setPropertyId(getFeatureID(propertyName)); |
| setCommand.setPropertyValue(propertyValue); |
| if (getCommandStack() != null) { |
| getCommandStack().execute(setCommand); |
| } else { |
| setCommand.execute(); |
| } |
| } |
| } |
| } |