| /******************************************************************************* |
| * 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.swt.widgets.Label; |
| |
| /** |
| * @since 3.2 |
| * |
| */ |
| public class LabelUpdatableValue extends UpdatableValue { |
| |
| private final Label label; |
| |
| /** |
| * @param label |
| */ |
| public LabelUpdatableValue(Label label) { |
| this.label = label; |
| } |
| |
| public void setValue(final Object value) { |
| AsyncRunnable runnable = new AsyncRunnable(){ |
| public void run(){ |
| String oldValue = label.getText(); |
| label.setText(value == null ? "" : value.toString()); //$NON-NLS-1$ |
| fireChangeEvent(ChangeEvent.CHANGE, oldValue, label.getText()); |
| } |
| }; |
| runnable.runOn(label.getDisplay()); |
| } |
| |
| public Object getValue() { |
| |
| SyncRunnable runnable = new SyncRunnable(){ |
| public Object run(){ |
| return label.getText(); |
| } |
| }; |
| return runnable.runOn(label.getDisplay()); |
| } |
| |
| public Class getValueType() { |
| return String.class; |
| } |
| |
| } |