01: /*
02: * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
03: *
04: * Copyright 1997-2007 Sun Microsystems, Inc. All rights reserved.
05: *
06: * The contents of this file are subject to the terms of either the GNU
07: * General Public License Version 2 only ("GPL") or the Common
08: * Development and Distribution License("CDDL") (collectively, the
09: * "License"). You may not use this file except in compliance with the
10: * License. You can obtain a copy of the License at
11: * http://www.netbeans.org/cddl-gplv2.html
12: * or nbbuild/licenses/CDDL-GPL-2-CP. See the License for the
13: * specific language governing permissions and limitations under the
14: * License. When distributing the software, include this License Header
15: * Notice in each file and include the License file at
16: * nbbuild/licenses/CDDL-GPL-2-CP. Sun designates this
17: * particular file as subject to the "Classpath" exception as provided
18: * by Sun in the GPL Version 2 section of the License file that
19: * accompanied this code. If applicable, add the following below the
20: * License Header, with the fields enclosed by brackets [] replaced by
21: * your own identifying information:
22: * "Portions Copyrighted [year] [name of copyright owner]"
23: *
24: * Contributor(s):
25: *
26: * The Original Software is NetBeans. The Initial Developer of the Original
27: * Software is Sun Microsystems, Inc. Portions Copyright 1997-2006 Sun
28: * Microsystems, Inc. All Rights Reserved.
29: *
30: * If you wish your version of this file to be governed by only the CDDL
31: * or only the GPL Version 2, indicate your decision by adding
32: * "[Contributor] elects to include this software in this distribution
33: * under the [CDDL or GPL Version 2] license." If you do not indicate a
34: * single choice of license, a recipient has the option to distribute
35: * your version of this file under either the CDDL, the GPL Version 2 or
36: * to extend the choice of license to its licensees as provided above.
37: * However, if you add GPL Version 2 code and therefore, elected the GPL
38: * Version 2 license, then the option applies only if the new code is
39: * made subject to such option by the copyright holder.
40: */
41:
42: package org.netbeans.modules.vmd.midp.actions;
43:
44: import org.netbeans.modules.vmd.api.model.DesignComponent;
45: import org.netbeans.modules.vmd.api.model.common.ActiveDocumentSupport;
46: import org.openide.util.HelpCtx;
47: import org.openide.util.NbBundle;
48: import org.openide.util.actions.SystemAction;
49:
50: import java.awt.event.ActionEvent;
51: import java.util.Collection;
52: import java.util.Iterator;
53:
54: /**
55: *
56: * @author Karol Harezlak
57: */
58: public final class GoToSourceAction extends SystemAction {
59:
60: public void actionPerformed(ActionEvent e) {
61: GoToSourceSupport.goToSourceOfComponent(getActiveComponent());
62: }
63:
64: public String getName() {
65: return NbBundle.getMessage(GoToSourceAction.class,
66: "NAME_GoToSourceAction"); // NOI18N
67: }
68:
69: public HelpCtx getHelpCtx() {
70: return null;
71: }
72:
73: public boolean isEnabled() {
74: final DesignComponent activeComponent = getActiveComponent();
75: if (activeComponent == null)
76: return false;
77: final boolean[] ret = new boolean[] { false };
78: activeComponent.getDocument().getTransactionManager()
79: .readAccess(new Runnable() {
80: public void run() {
81: ret[0] = activeComponent
82: .getPresenter(GoToSourcePresenter.class) != null;
83: }
84: });
85: return ret[0];
86: }
87:
88: private DesignComponent getActiveComponent() {
89: Collection<DesignComponent> components = ActiveDocumentSupport
90: .getDefault().getActiveComponents();
91: if (components.size() == 1) {
92: Iterator<DesignComponent> iterator = components.iterator();
93: if (iterator.hasNext())
94: return iterator.next();
95: }
96: return null;
97: }
98:
99: }
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