| /******************************************************************************* |
| * Copyright (c) 2006 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.viewers; |
| |
| import java.util.HashMap; |
| import java.util.Map; |
| |
| /** |
| * A concrete implementation of the {@link IDecorationContext} interface, |
| * suitable for instantiating. |
| * <p> |
| * This class is not intended to be subclassed. |
| * </p> |
| * @since 3.2 |
| */ |
| public class DecorationContext implements IDecorationContext { |
| |
| /** |
| * Constant that defines a default decoration context that has |
| * no context ids associated with it. |
| */ |
| public static final IDecorationContext DEFAULT_CONTEXT = new DecorationContext(); |
| |
| private String[] contextIds; |
| private Map properties = new HashMap(); |
| |
| /** |
| * Create a decoration context. |
| */ |
| public DecorationContext() { |
| this.contextIds = new String[0]; |
| } |
| |
| /** |
| * Create a decoration context with the given context ids |
| * @param contextIds the context ids for this decoration context |
| * @deprecated to be removed by M5 |
| */ |
| public DecorationContext(String[] contextIds) { |
| this.contextIds = contextIds; |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.jface.viewers.IDecorationContext#getContextIds() |
| */ |
| public String[] getContextIds() { |
| return contextIds; |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.jface.viewers.IDecorationContext#getProperty(java.lang.String) |
| */ |
| public Object getProperty(String property) { |
| return properties.get(property); |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.jface.viewers.IDecorationContext#getProperties() |
| */ |
| public String[] getProperties() { |
| return (String[]) properties.keySet().toArray(new String[properties.size()]); |
| } |
| |
| /** |
| * Set the pgiven roperty to the given value. Setting the value of |
| * a propert to <code>null</code> removes the property from |
| * the context. |
| * @param property the property |
| * @param value the value of the property or <code>null</code> |
| * if the property is to be removed. |
| */ |
| public void putProperty(String property, Object value) { |
| if (value == null) { |
| properties.remove(property); |
| } else { |
| properties.put(property, value); |
| } |
| } |
| } |