| /******************************************************************************* |
| * Copyright (c) 2013 RCP Vision (http://www.rcp-vision.com) 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: |
| * Lorenzo Bettini - Initial contribution and API |
| *******************************************************************************/ |
| package org.eclipse.emf.parsley.examples.views; |
| |
| |
| import java.util.List; |
| |
| import org.eclipse.emf.ecore.EClass; |
| import org.eclipse.emf.ecore.EClassifier; |
| import org.eclipse.emf.ecore.EObject; |
| import org.eclipse.emf.ecore.EStructuralFeature; |
| import org.eclipse.emf.parsley.ui.provider.FeaturesProvider; |
| import org.eclipse.emf.parsley.util.EmfParsleyUtil; |
| import org.eclipse.emf.parsley.viewers.ViewerFactory; |
| import org.eclipse.emf.parsley.views.AbstractOnSelectionView; |
| import org.eclipse.jface.layout.TableColumnLayout; |
| import org.eclipse.jface.viewers.ISelection; |
| import org.eclipse.jface.viewers.TableViewer; |
| import org.eclipse.swt.SWT; |
| import org.eclipse.swt.custom.ScrolledComposite; |
| import org.eclipse.swt.layout.GridData; |
| import org.eclipse.swt.layout.GridLayout; |
| import org.eclipse.swt.widgets.Composite; |
| import org.eclipse.swt.widgets.Label; |
| import org.eclipse.swt.widgets.Table; |
| import org.eclipse.ui.IWorkbenchPart; |
| |
| import com.google.inject.Inject; |
| |
| /** |
| * A View that visualizes the list of elements of an emf selected resource (it |
| * also acts as a selection provider). |
| * |
| * @author Lorenzo Bettini |
| * |
| */ |
| public class OnSelectionShowAllTableView extends AbstractOnSelectionView { |
| |
| @Inject |
| protected ViewerFactory viewerFactory; |
| |
| @Inject |
| protected FeaturesProvider featuresProvider; |
| |
| protected Composite parent; |
| |
| protected ScrolledComposite scrolledComposite; |
| |
| public OnSelectionShowAllTableView() { |
| } |
| |
| @Override |
| public void createPartControl(Composite parent) { |
| super.createPartControl(parent); |
| |
| this.parent = parent; |
| resetView(); |
| } |
| |
| @Override |
| protected void updateOnSelection(IWorkbenchPart sourcepart, |
| ISelection selection) { |
| resetView(); |
| |
| EObject eObject = getFirstSelectedEObject(selection); |
| if (eObject != null) { |
| Composite composite = new Composite(scrolledComposite, SWT.BORDER); |
| scrolledComposite.setContent(composite); |
| composite.setLayout(new GridLayout(1, false)); |
| composite.setLayoutData(new GridData(GridData.FILL_BOTH)); |
| |
| buildTableForSelectedObject(eObject, composite); |
| |
| composite.setSize(composite.computeSize(SWT.DEFAULT, SWT.DEFAULT)); |
| parent.layout(true, true); |
| } |
| } |
| |
| /** |
| * Builds many tables: the first one with the features of the passed eObject |
| * and, in turn, a table for each single multi feature of the eObject (each |
| * such table with the contents of the multi feature) |
| * |
| * @param eObject |
| * @param composite |
| */ |
| protected void buildTableForSelectedObject(EObject eObject, |
| Composite composite) { |
| EClass eObjectEClass = eObject.eClass(); |
| buildTable(eObject, eObjectEClass, composite, eObjectEClass.getName()); |
| List<EStructuralFeature> features = featuresProvider |
| .getFeatures(eObjectEClass); |
| for (EStructuralFeature eStructuralFeature : features) { |
| if (eStructuralFeature.isMany()) { |
| EClassifier eType = eStructuralFeature.getEType(); |
| if (eType instanceof EClass) { |
| EClass eClass = (EClass) eType; |
| buildTable(eObject.eGet(eStructuralFeature), eClass, |
| composite, eStructuralFeature.getName()); |
| } |
| } |
| } |
| } |
| |
| /** |
| * @param object |
| * the contents to show in the table |
| * @param eClass |
| * the EClass of the contents (that is, the EClass of the object |
| * if the contents is a single object, or the EClass of the |
| * objects in the list, if the contents is a list) |
| * @param composite |
| * @param label |
| */ |
| protected void buildTable(Object object, EClass eClass, |
| Composite composite, String label) { |
| Label lblNewLabel = new Label(composite, SWT.NONE); |
| lblNewLabel.setText(label); |
| |
| Composite viewerContainer = new Composite(parent, SWT.NONE); |
| TableColumnLayout layout = new TableColumnLayout(); |
| viewerContainer.setLayout(layout); |
| TableViewer tableViewer = new TableViewer(viewerContainer, SWT.BORDER | SWT.FULL_SELECTION); |
| |
| viewerFactory.buildColumns(tableViewer, eClass); |
| tableViewer.setInput(EmfParsleyUtil.ensureCollection(object)); |
| |
| Table table = tableViewer.getTable(); |
| table.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true, 1, 1)); |
| } |
| |
| private void resetView() { |
| if (scrolledComposite != null) |
| scrolledComposite.dispose(); |
| |
| scrolledComposite = new ScrolledComposite(parent, SWT.V_SCROLL |
| | SWT.BORDER); |
| scrolledComposite.setExpandHorizontal(true); |
| } |
| |
| public void setFocus() { |
| scrolledComposite.setFocus(); |
| } |
| |
| } |