| /****************************************************************************** |
| * Copyright (c) 2009 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.gmf.runtime.common.ui.services.statusline; |
| |
| import org.eclipse.gmf.runtime.common.ui.services.util.CommonLabelProvider; |
| import org.eclipse.jface.action.ContributionItem; |
| import org.eclipse.jface.viewers.ILabelProvider; |
| import org.eclipse.jface.viewers.ILabelProviderListener; |
| import org.eclipse.swt.graphics.Image; |
| |
| /** |
| * A default implementation of a contribution item that provides content for the |
| * message contribution in the status line. The default status line manager |
| * provides the ability to display an icon and message. This class is not really |
| * a ContributionItem but rather a label provider that is returned by the |
| * {@link StatusLineService} |
| * |
| * @author Anthony Hunter |
| * @since 1.2 |
| */ |
| public class StatusLineMessageContributionItem extends ContributionItem |
| implements ILabelProvider { |
| |
| private ILabelProvider labelProvider; |
| |
| /** |
| * Constructor for a StatusLineMessageContributionItem. |
| * |
| * @param workbenchPage |
| * - workbench page to be used |
| * @param id |
| * - contribution item id |
| */ |
| public StatusLineMessageContributionItem() { |
| super(); |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see |
| * org.eclipse.jface.viewers.IBaseLabelProvider#addListener(org.eclipse. |
| * jface.viewers.ILabelProviderListener) |
| */ |
| public void addListener(ILabelProviderListener listener) { |
| // Not implemented |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.jface.viewers.ILabelProvider#getImage(java.lang.Object) |
| */ |
| public Image getImage(Object element) { |
| return getLabelProvider().getImage(element); |
| } |
| |
| /** |
| * Get the label provider. If no label provider has been initialized by |
| * setLabelProvider(), we create a new {@link CommonLabelProvider}. |
| * |
| * @return the label provider. |
| */ |
| public ILabelProvider getLabelProvider() { |
| if (labelProvider == null) { |
| labelProvider = new CommonLabelProvider(); |
| } |
| return labelProvider; |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.jface.viewers.ILabelProvider#getText(java.lang.Object) |
| */ |
| public String getText(Object element) { |
| return getLabelProvider().getText(element); |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see |
| * org.eclipse.jface.viewers.IBaseLabelProvider#isLabelProperty(java.lang |
| * .Object, java.lang.String) |
| */ |
| public boolean isLabelProperty(Object element, String property) { |
| return true; |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see |
| * org.eclipse.jface.viewers.IBaseLabelProvider#removeListener(org.eclipse |
| * .jface.viewers.ILabelProviderListener) |
| */ |
| public void removeListener(ILabelProviderListener listener) { |
| // Not implemented |
| } |
| |
| /** |
| * Set the label provider. |
| * |
| * @param aLabelProvider |
| * the label provider. |
| */ |
| public void setLabelProvider(ILabelProvider aLabelProvider) { |
| this.labelProvider = aLabelProvider; |
| } |
| |
| } |