| /******************************************************************************* |
| * Copyright (c) 2000, 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.ui.internal; |
| |
| import org.eclipse.swt.widgets.Composite; |
| import org.eclipse.swt.widgets.Control; |
| |
| /** |
| * A PlaceHolder is a non-visible stand-in for a layout part. |
| */ |
| public class PartPlaceholder extends LayoutPart { |
| |
| /** |
| * Placeholder ids may contain wildcards. This is the wildcard string. |
| * |
| * @since 3.0 |
| */ |
| public static String WILD_CARD = "*"; //$NON-NLS-1$ |
| |
| public PartPlaceholder(String id) { |
| super(id); |
| } |
| |
| /** |
| * Creates the SWT control |
| */ |
| public void createControl(Composite parent) { |
| // do nothing |
| } |
| |
| /** |
| * Get the part control. This method may return null. |
| */ |
| public Control getControl() { |
| return null; |
| } |
| |
| /** |
| * Returns whether this placeholder has a wildcard. |
| * |
| * @since 3.0 |
| */ |
| public boolean hasWildCard() { |
| return getID().indexOf(WILD_CARD) != -1; |
| } |
| } |