| /******************************************************************************* |
| * Copyright (c) 2009, 2011 Wind River Systems 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: |
| * Wind River Systems - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.debug.internal.ui.viewers.model; |
| |
| import org.eclipse.jface.resource.ImageDescriptor; |
| import org.eclipse.jface.viewers.IBaseLabelProvider; |
| import org.eclipse.jface.viewers.TreePath; |
| import org.eclipse.swt.graphics.Color; |
| import org.eclipse.swt.graphics.Font; |
| import org.eclipse.swt.graphics.FontData; |
| import org.eclipse.swt.graphics.Image; |
| import org.eclipse.swt.graphics.RGB; |
| |
| /** |
| * {@link InternalTreeModelViewer} label provider interface. In addition to |
| * implementing this interface, the label provider for the TreeModelViewer |
| * must also extend CellLabelProvider. |
| * |
| * @since 3.5 |
| */ |
| public interface ITreeModelLabelProvider extends IBaseLabelProvider { |
| |
| /** |
| * Requests an label update label of the given element. |
| * @param elementPath Element to update. |
| * @return true if element label provider is found and update will |
| * be requested. |
| */ |
| public boolean update(TreePath elementPath); |
| |
| /** |
| * Registers the specified listener for view label update notifications. |
| * @param listener Listener to add |
| */ |
| public void addLabelUpdateListener(ILabelUpdateListener listener); |
| |
| /** |
| * Removes the specified listener from view label update notifications. |
| * @param listener Listener to remove |
| */ |
| public void removeLabelUpdateListener(ILabelUpdateListener listener); |
| |
| /** |
| * Returns an image for the given image descriptor or <code>null</code>. Adds the image |
| * to a cache of images if it does not already exist. |
| * |
| * @param descriptor image descriptor or <code>null</code> |
| * @return image or <code>null</code> |
| */ |
| public Image getImage(ImageDescriptor descriptor); |
| |
| /** |
| * Returns a font for the given font data or <code>null</code>. Adds the font to the font |
| * cache if not yet created. |
| * |
| * @param fontData font data or <code>null</code> |
| * @return font font or <code>null</code> |
| */ |
| public Font getFont(FontData fontData); |
| |
| /** |
| * Returns a color for the given RGB or <code>null</code>. Adds the color to the color |
| * cache if not yet created. |
| * |
| * @param rgb RGB or <code>null</code> |
| * @return color or <code>null</code> |
| */ |
| public Color getColor(RGB rgb); |
| } |