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comparison dwtx/jface/text/templates/ContextTypeRegistry.d @ 129:eb30df5ca28b

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Added JFace Text sources
author Frank Benoit <benoit@tionex.de>
date Sat, 23 Aug 2008 19:10:48 +0200
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128:8df1d4193877 129:eb30df5ca28b
1 /*******************************************************************************
2 * Copyright (c) 2000, 2005 IBM Corporation and others.
3 * All rights reserved. This program and the accompanying materials
4 * are made available under the terms of the Eclipse Public License v1.0
5 * which accompanies this distribution, and is available at
6 * http://www.eclipse.org/legal/epl-v10.html
7 *
8 * Contributors:
9 * IBM Corporation - initial API and implementation
10 * Port to the D programming language:
11 * Frank Benoit <benoit@tionex.de>
12 *******************************************************************************/
13 module dwtx.jface.text.templates.ContextTypeRegistry;
14
15 import dwt.dwthelper.utils;
16
17 import java.util.Iterator;
18 import java.util.LinkedHashMap;
19 import java.util.Map;
20
21 /**
22 * A registry for context types. Editor implementors will usually instantiate a
23 * registry and configure the context types available in their editor.
24 * <p>
25 * In order to pick up templates contributed using the <code>dwtx.ui.editors.templates</code>
26 * extension point, use a <code>ContributionContextTypeRegistry</code>.
27 * </p>
28 *
29 * @since 3.0
30 */
31 public class ContextTypeRegistry {
32
33 /** all known context types */
34 private final Map fContextTypes= new LinkedHashMap();
35
36 /**
37 * Adds a context type to the registry. If there already is a context type
38 * with the same ID registered, it is replaced.
39 *
40 * @param contextType the context type to add
41 */
42 public void addContextType(TemplateContextType contextType) {
43 fContextTypes.put(contextType.getId(), contextType);
44 }
45
46 /**
47 * Returns the context type if the id is valid, <code>null</code> otherwise.
48 *
49 * @param id the id of the context type to retrieve
50 * @return the context type if <code>name</code> is valid, <code>null</code> otherwise
51 */
52 public TemplateContextType getContextType(String id) {
53 return (TemplateContextType) fContextTypes.get(id);
54 }
55
56 /**
57 * Returns an iterator over all registered context types.
58 *
59 * @return an iterator over all registered context types
60 */
61 public Iterator contextTypes() {
62 return fContextTypes.values().iterator();
63 }
64 }