| /****************************************************************************** |
| * Copyright (c) 2004, 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.gmf.runtime.common.ui.services.util; |
| |
| import org.eclipse.core.runtime.IAdaptable; |
| import org.eclipse.jface.viewers.DecoratingLabelProvider; |
| import org.eclipse.jface.viewers.IStructuredSelection; |
| import org.eclipse.jface.viewers.LabelProvider; |
| import org.eclipse.swt.graphics.Image; |
| import org.eclipse.ui.PlatformUI; |
| |
| import org.eclipse.gmf.runtime.common.core.util.StringStatics; |
| import org.eclipse.gmf.runtime.common.ui.services.icon.IconOptions; |
| import org.eclipse.gmf.runtime.common.ui.services.icon.IconService; |
| import org.eclipse.gmf.runtime.common.ui.services.parser.ParserOptions; |
| import org.eclipse.gmf.runtime.common.ui.services.parser.ParserService; |
| |
| /** |
| * Label provider that delegates to the Icon Service |
| * and the Parser Service for the images and text it provides. |
| * |
| * @author ldamus |
| * |
| */ |
| public class CommonLabelProvider |
| extends DecoratingLabelProvider { |
| |
| /** |
| * A label provider which uses the icon and parser service to |
| * get the labels. |
| */ |
| private static class MyDelegatingLabelProvider extends LabelProvider { |
| |
| private int parserOptions = ParserOptions.NONE.intValue(); |
| private int iconOptions = IconOptions.NONE.intValue(); |
| |
| public Image getImage(Object element) { |
| |
| if ((element instanceof IStructuredSelection)) { |
| IStructuredSelection ss = (IStructuredSelection) element; |
| if (ss.size() == 1) { |
| element = ss.getFirstElement(); |
| } |
| } |
| |
| if (!(element instanceof IAdaptable)) { |
| return null; |
| } |
| |
| return IconService.getInstance().getIcon((IAdaptable) element, iconOptions); |
| } |
| |
| public String getText(Object element) { |
| |
| if ((element instanceof IStructuredSelection)) { |
| IStructuredSelection ss = (IStructuredSelection) element; |
| if (ss.size() == 1) { |
| element = ss.getFirstElement(); |
| } |
| } |
| |
| if (!(element instanceof IAdaptable)) { |
| return StringStatics.BLANK; |
| } |
| |
| return ParserService.getInstance().getPrintString( |
| (IAdaptable) element, parserOptions); |
| } |
| |
| /** |
| * Sets parser options. |
| * |
| * @param options parser option |
| */ |
| public void setParserOptions(int options) { |
| this.parserOptions = options; |
| } |
| |
| /** |
| * Sets icon options. |
| * |
| * @param options icon options |
| */ |
| public void setIconOptions(int options) { |
| this.iconOptions = options; |
| } |
| }; |
| |
| /** |
| * Constructors a new label provider instance. |
| */ |
| public CommonLabelProvider() { |
| super( |
| new MyDelegatingLabelProvider(), |
| PlatformUI |
| .getWorkbench() |
| .getDecoratorManager() |
| .getLabelDecorator()); |
| } |
| |
| /** |
| * Sets the parser options. |
| * @param options parser options |
| */ |
| public void setParserOptions(int options) { |
| ((MyDelegatingLabelProvider) getLabelProvider()).setParserOptions(options); |
| } |
| |
| /** |
| * Sets the icon options. |
| * @param options icon options |
| */ |
| public void setIconOptions(int options) { |
| ((MyDelegatingLabelProvider) getLabelProvider()).setIconOptions(options); |
| } |
| |
| } |