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Java > Open Source Codes > org > netbeans > modules > xml > xam > ui > search > DefaultSearchControlPanel


1 /*
2  * The contents of this file are subject to the terms of the Common Development
3  * and Distribution License (the License). You may not use this file except in
4  * compliance with the License.
5  *
6  * You can obtain a copy of the License at http://www.netbeans.org/cddl.html
7  * or http://www.netbeans.org/cddl.txt.
8  *
9  * When distributing Covered Code, include this CDDL Header Notice in each file
10  * and include the License file at http://www.netbeans.org/cddl.txt.
11  * If applicable, add the following below the CDDL Header, with the fields
12  * enclosed by brackets [] replaced by your own identifying information:
13  * "Portions Copyrighted [year] [name of copyright owner]"
14  *
15  * The Original Software is NetBeans. The Initial Developer of the Original
16  * Software is Sun Microsystems, Inc. Portions Copyright 1997-2007 Sun
17  * Microsystems, Inc. All Rights Reserved.
18  */
19
20 package org.netbeans.modules.xml.xam.ui.search;
21
22 import org.netbeans.modules.xml.xam.Component;
23 import org.netbeans.modules.xml.xam.ui.category.Category;
24 import org.netbeans.modules.xml.xam.ui.category.CategoryPane;
25 import org.openide.util.Lookup;
26
27 /**
28  * Concrete implementation of the search control panel.
29  *
30  * @author Nathan Fiedler
31  */
32 public class DefaultSearchControlPanel extends SearchControlPanel {
33     /** silence compiler warnings */
34     private static final long serialVersionUID = 1L;
35     /** Template for finding SearchProvider instances. */
36     private transient Lookup.Template providerTemplate;
37     /** Parent CategoryPane that provides current Category. */
38     private transient CategoryPane categoryPane;
39
40     /**
41      * Creates a new instance of DefaultSearchControlPanel.
42      *
43      * @param categoryPane associated category pane.
44      */
45     public DefaultSearchControlPanel(CategoryPane categoryPane) {
46         this.categoryPane = categoryPane;
47         providerTemplate = new Lookup.Template(SearchProvider.class);
48     }
49
50     public void addNotify() {
51         super.addNotify();
52         Category cat = categoryPane.getCategory();
53         Lookup.Result result = cat.getLookup().lookup(providerTemplate);
54         setProviders(result.allInstances());
55     }
56
57     protected void showSearchResult(Object JavaDoc result) {
58         if (result instanceof Component) {
59             Component comp = (Component) result;
60             categoryPane.getCategory().showComponent(comp);
61         }
62     }
63
64     /**
65      * Use the associated CategoryPane to get the search providers from
66      * the currently selected Category. Updates the set of available
67      * search providers in the user interface.
68      */
69     public void updateSearchProviders() {
70         Category cat = categoryPane.getCategory();
71         Lookup.Result result = cat.getLookup().lookup(providerTemplate);
72         setProviders(result.allInstances());
73     }
74 }
75
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