| /*********************************************************************** |
| * Copyright (c) 2008 Anyware Technologies |
| * |
| * 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: |
| * Anyware Technologies - initial API and implementation |
| * |
| * $Id: AbstractStringListPropertySection.java,v 1.2 2009/05/06 13:54:20 jlescot Exp $ |
| **********************************************************************/ |
| |
| package org.eclipse.emf.ecoretools.tabbedproperties.sections; |
| |
| import java.util.Arrays; |
| import java.util.Iterator; |
| import java.util.List; |
| import java.util.regex.Pattern; |
| |
| import org.eclipse.emf.common.command.CompoundCommand; |
| import org.eclipse.emf.ecore.EObject; |
| import org.eclipse.emf.ecore.EStructuralFeature; |
| import org.eclipse.emf.ecore.util.ExtendedMetaData; |
| import org.eclipse.emf.ecoretools.tabbedproperties.EMFRecordingChangeCommand; |
| import org.eclipse.emf.ecoretools.tabbedproperties.internal.Messages; |
| import org.eclipse.emf.ecoretools.tabbedproperties.internal.utils.ColorRegistry; |
| import org.eclipse.emf.edit.domain.EditingDomain; |
| import org.eclipse.swt.widgets.Event; |
| |
| /** |
| * An abstract Section used to edit features of type <code>List<String></code> |
| * |
| * @author <a href="jacques.lescot@anyware-tech.com">Jacques LESCOT</a> |
| */ |
| public abstract class AbstractStringListPropertySection extends AbstractTextPropertySection { |
| |
| /** The Pattern used to check an List of String */ |
| public static final Pattern STRING_LIST_PATTERN = Pattern.compile("(\\w)*(,(\\w)+)*"); //$NON-NLS-1$ |
| |
| @Override |
| protected String getFeatureAsString() { |
| StringBuffer result = new StringBuffer(); |
| List<String> values = getStringListValues(getEObject()); |
| for (Iterator<String> itValue = values.iterator(); itValue.hasNext();) { |
| String nextValue = itValue.next(); |
| result.append(nextValue); |
| if (itValue.hasNext()) { |
| result.append(","); //$NON-NLS-1$ |
| } |
| } |
| return result.toString(); |
| } |
| |
| @Override |
| protected Object getNewFeatureValue(String newText) { |
| return Arrays.asList(newText.split(",")); //$NON-NLS-1$ |
| } |
| |
| @Override |
| protected void verifyField(Event e) { |
| String value = getText().getText(); |
| if (value == null || value.equals("") || isTextValid()) { //$NON-NLS-1$ |
| setErrorMessage(null); |
| getText().setBackground(null); |
| e.doit = true; |
| } else { |
| setErrorMessage(Messages.AbstractStringListPropertySection_InvalidSequence); |
| getText().setBackground(ColorRegistry.COLOR_ERROR); |
| e.doit = false; |
| } |
| } |
| |
| @Override |
| protected boolean isTextValid() { |
| return STRING_LIST_PATTERN.matcher(getText().getText()).matches(); |
| } |
| |
| @Override |
| protected EStructuralFeature getFeature() { |
| // createCommand() has been overridden |
| return null; |
| } |
| |
| @Override |
| protected Object getOldFeatureValue() { |
| return getStringListValues(getEObject()); |
| } |
| |
| @Override |
| protected void createCommand(final Object oldValue, final Object newValue) { |
| EditingDomain editingDomain = getEditingDomain(); |
| if (getEObjectList().size() == 1) { |
| if (oldValue != newValue) { |
| editingDomain.getCommandStack().execute(new EMFRecordingChangeCommand(getEObject().eResource()) { |
| |
| @Override |
| protected void doExecute() { |
| setStringListValues(getEObject(), (List<String>) newValue); |
| } |
| }); |
| } |
| } else { |
| CompoundCommand compoundCommand = new CompoundCommand(); |
| /* apply the property change to all selected elements */ |
| for (final EObject nextObject : getEObjectList()) { |
| List<String> oldWildcards = ExtendedMetaData.INSTANCE.getWildcards((EStructuralFeature) nextObject); |
| if (oldWildcards != newValue) { |
| editingDomain.getCommandStack().execute(new EMFRecordingChangeCommand(nextObject.eResource()) { |
| |
| @Override |
| protected void doExecute() { |
| setStringListValues(nextObject, (List<String>) newValue); |
| } |
| }); |
| } |
| } |
| editingDomain.getCommandStack().execute(compoundCommand); |
| } |
| } |
| |
| protected abstract List<String> getStringListValues(EObject modelElt); |
| |
| protected abstract void setStringListValues(EObject modelElt, List<String> newValue); |
| |
| } |