| /*********************************************************************** |
| * Copyright (c) 2007 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: ProcessingKindSection.java,v 1.4 2008/05/26 12:28:57 jlescot Exp $ |
| **********************************************************************/ |
| |
| package org.eclipse.emf.ecoretools.properties.internal.metadata; |
| |
| import java.util.Iterator; |
| |
| 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.properties.internal.Messages; |
| import org.eclipse.emf.ecoretools.tabbedproperties.EMFRecordingChangeCommand; |
| import org.eclipse.emf.ecoretools.tabbedproperties.sections.AbstractTabbedPropertySection; |
| import org.eclipse.emf.edit.domain.EditingDomain; |
| import org.eclipse.swt.SWT; |
| import org.eclipse.swt.custom.CCombo; |
| import org.eclipse.swt.custom.CLabel; |
| import org.eclipse.swt.events.ModifyEvent; |
| import org.eclipse.swt.events.ModifyListener; |
| import org.eclipse.swt.layout.FormAttachment; |
| import org.eclipse.swt.layout.FormData; |
| import org.eclipse.swt.widgets.Composite; |
| import org.eclipse.ui.views.properties.tabbed.ITabbedPropertyConstants; |
| |
| /** |
| * Section to edit processing kind extended metadata annotation |
| * |
| * @see ExtendedMetaData#setProcessingKind(EStructuralFeature, int) |
| * @author <a href="david.sciamma@anyware-tech.com">David Sciamma</a> |
| */ |
| public class ProcessingKindSection extends AbstractTabbedPropertySection { |
| |
| /** |
| * A boolean that store if refreshing is happening and no model |
| * modifications should be performed |
| */ |
| private boolean isRefreshing = false; |
| |
| /** |
| * The combo box control for the section. |
| */ |
| private CCombo processingKindCb; |
| |
| /** |
| * The section label; |
| */ |
| private CLabel labelTxt; |
| |
| /** |
| * @see org.eclipse.emf.ecoretools.tabbedproperties.sections.AbstractTabbedPropertySection#createWidgets(org.eclipse.swt.widgets.Composite) |
| */ |
| @Override |
| protected void createWidgets(Composite composite) { |
| labelTxt = getWidgetFactory().createCLabel(composite, getLabelText()); |
| |
| processingKindCb = getWidgetFactory().createCCombo(composite, SWT.FLAT | SWT.READ_ONLY | SWT.BORDER); |
| } |
| |
| /** |
| * @see org.eclipse.emf.ecoretools.tabbedproperties.sections.AbstractTabbedPropertySection#setSectionData(org.eclipse.swt.widgets.Composite) |
| */ |
| @Override |
| protected void setSectionData(Composite composite) { |
| FormData data = new FormData(); |
| data.left = new FormAttachment(0, 0); |
| data.right = new FormAttachment(processingKindCb, -ITabbedPropertyConstants.HSPACE); |
| data.top = new FormAttachment(0, ITabbedPropertyConstants.VSPACE); |
| labelTxt.setLayoutData(data); |
| |
| data = new FormData(); |
| data.left = new FormAttachment(0, getStandardLabelWidth(composite, new String[] { getLabelText() })); |
| data.right = new FormAttachment(100, 0); |
| data.top = new FormAttachment(labelTxt, 0, SWT.CENTER); |
| processingKindCb.setLayoutData(data); |
| } |
| |
| /** |
| * Adds the listeners on the widgets |
| */ |
| @Override |
| protected void hookListeners() { |
| processingKindCb.addModifyListener(new ModifyListener() { |
| |
| public void modifyText(ModifyEvent e) { |
| handleComboModified(); |
| } |
| }); |
| } |
| |
| /** |
| * Handle the combo modified event. |
| */ |
| protected void handleComboModified() { |
| if (!isRefreshing) { |
| final int newProcessingKind = getIndex(processingKindCb.getText()); |
| EditingDomain editingDomain = getEditingDomain(); |
| if (getEObjectList().size() == 1) { |
| int oldProcessingKind = ExtendedMetaData.INSTANCE.getProcessingKind((EStructuralFeature) getEObject()); |
| if (oldProcessingKind != newProcessingKind) { |
| editingDomain.getCommandStack().execute(new EMFRecordingChangeCommand(getEObject().eResource()) { |
| |
| @Override |
| protected void doExecute() { |
| ExtendedMetaData.INSTANCE.setProcessingKind((EStructuralFeature) getEObject(), newProcessingKind); |
| } |
| }); |
| } |
| } else { |
| CompoundCommand compoundCommand = new CompoundCommand(); |
| /* apply the property change to all selected elements */ |
| for (Iterator<EObject> i = getEObjectList().iterator(); i.hasNext();) { |
| final EObject nextObject = i.next(); |
| |
| int oldProcessingKind = ExtendedMetaData.INSTANCE.getProcessingKind((EStructuralFeature) nextObject); |
| if (oldProcessingKind != newProcessingKind) { |
| compoundCommand.append(new EMFRecordingChangeCommand(nextObject.eResource()) { |
| |
| @Override |
| protected void doExecute() { |
| ExtendedMetaData.INSTANCE.setProcessingKind((EStructuralFeature) nextObject, newProcessingKind); |
| } |
| }); |
| } |
| } |
| editingDomain.getCommandStack().execute(compoundCommand); |
| } |
| } |
| } |
| |
| /** |
| * @see org.eclipse.ui.views.properties.tabbed.ISection#refresh() |
| */ |
| @Override |
| public void refresh() { |
| isRefreshing = true; |
| |
| processingKindCb.setItems(ExtendedMetaData.PROCESSING_KINDS); |
| int processingKind = ExtendedMetaData.INSTANCE.getProcessingKind((EStructuralFeature) getEObject()); |
| processingKindCb.setText(ExtendedMetaData.PROCESSING_KINDS[processingKind]); |
| |
| isRefreshing = false; |
| } |
| |
| /** |
| * Gets the respectif index of the key inside this array. It returns -1 when |
| * the key is not find inside the array |
| * |
| * @param key |
| * @return the key index |
| */ |
| private int getIndex(String key) { |
| String[] contentKinds = ExtendedMetaData.PROCESSING_KINDS; |
| for (int i = 0; i < contentKinds.length; i++) { |
| if (contentKinds[i].equals(key)) { |
| return i; |
| } |
| } |
| return -1; |
| } |
| |
| /** |
| * @see org.eclipse.emf.ecoretools.tabbedproperties.sections.AbstractTabbedPropertySection#getFeature() |
| */ |
| @Override |
| protected EStructuralFeature getFeature() { |
| return null; |
| } |
| |
| /** |
| * @see org.eclipse.emf.ecoretools.tabbedproperties.sections.AbstractTabbedPropertySection#getLabelText() |
| */ |
| @Override |
| protected String getLabelText() { |
| return Messages.ProcessingKindSection_ProcessingKind; |
| } |
| |
| } |