| /******************************************************************************* |
| * Copyright (c) 2005 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.jface.internal.databinding.swt; |
| |
| import org.eclipse.jface.databinding.ChangeEvent; |
| import org.eclipse.jface.databinding.UpdatableValue; |
| import org.eclipse.jface.databinding.swt.SWTProperties; |
| import org.eclipse.swt.events.SelectionEvent; |
| import org.eclipse.swt.events.SelectionListener; |
| import org.eclipse.swt.widgets.Table; |
| |
| /** |
| * @since 3.2 |
| * |
| */ |
| public class TableUpdatableValue extends UpdatableValue { |
| |
| private final Table table; |
| |
| private boolean updating = false; |
| |
| /** |
| * @param table |
| * @param attribute |
| */ |
| public TableUpdatableValue(Table table, String attribute) { |
| this.table = table; |
| if (attribute.equals(SWTProperties.SELECTION)) { |
| table.addSelectionListener(new SelectionListener() { |
| public void widgetSelected(SelectionEvent e) { |
| if (!updating) { |
| fireChangeEvent( ChangeEvent.CHANGE, null, null); |
| } |
| } |
| |
| public void widgetDefaultSelected(SelectionEvent e) { |
| widgetSelected(e); |
| } |
| }); |
| } else { |
| throw new IllegalArgumentException(); |
| } |
| } |
| |
| public void setValue(Object value) { |
| try { |
| updating = true; |
| table.setSelection(((Integer) value).intValue()); |
| } finally { |
| updating = false; |
| } |
| } |
| |
| public Object getValue() { |
| return new Integer(table.getSelectionIndex()); |
| } |
| |
| public Class getValueType() { |
| return Integer.class; |
| } |
| |
| } |