001: /*
002: * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
003: *
004: * Copyright 1997-2007 Sun Microsystems, Inc. All rights reserved.
005: *
006: * The contents of this file are subject to the terms of either the GNU
007: * General Public License Version 2 only ("GPL") or the Common
008: * Development and Distribution License("CDDL") (collectively, the
009: * "License"). You may not use this file except in compliance with the
010: * License. You can obtain a copy of the License at
011: * http://www.netbeans.org/cddl-gplv2.html
012: * or nbbuild/licenses/CDDL-GPL-2-CP. See the License for the
013: * specific language governing permissions and limitations under the
014: * License. When distributing the software, include this License Header
015: * Notice in each file and include the License file at
016: * nbbuild/licenses/CDDL-GPL-2-CP. Sun designates this
017: * particular file as subject to the "Classpath" exception as provided
018: * by Sun in the GPL Version 2 section of the License file that
019: * accompanied this code. If applicable, add the following below the
020: * License Header, with the fields enclosed by brackets [] replaced by
021: * your own identifying information:
022: * "Portions Copyrighted [year] [name of copyright owner]"
023: *
024: * Contributor(s):
025: *
026: * The Original Software is NetBeans. The Initial Developer of the Original
027: * Software is Sun Microsystems, Inc. Portions Copyright 1997-2006 Sun
028: * Microsystems, Inc. All Rights Reserved.
029: *
030: * If you wish your version of this file to be governed by only the CDDL
031: * or only the GPL Version 2, indicate your decision by adding
032: * "[Contributor] elects to include this software in this distribution
033: * under the [CDDL or GPL Version 2] license." If you do not indicate a
034: * single choice of license, a recipient has the option to distribute
035: * your version of this file under either the CDDL, the GPL Version 2 or
036: * to extend the choice of license to its licensees as provided above.
037: * However, if you add GPL Version 2 code and therefore, elected the GPL
038: * Version 2 license, then the option applies only if the new code is
039: * made subject to such option by the copyright holder.
040: */
041:
042: package org.openide.actions;
043:
044: import javax.swing.event.ChangeEvent;
045: import javax.swing.event.ChangeListener;
046: import org.openide.LifecycleManager;
047: import org.openide.loaders.DataObject;
048: import org.openide.util.Exceptions;
049: import org.openide.util.HelpCtx;
050: import org.openide.util.Mutex;
051: import org.openide.util.NbBundle;
052: import org.openide.util.actions.CallableSystemAction;
053:
054: /** Save all open objects.
055: * @see DataObject#getRegistry
056: * @see LifecycleManager#saveAll
057: *
058: * @author Jan Jancura, Ian Formanek
059: */
060: public final class SaveAllAction extends CallableSystemAction {
061: static final long serialVersionUID = 333L;
062:
063: /** to make sure only one instance of this class can run at a time */
064: private static final Object RUNNING = new Object();
065:
066: /** Reference to the change listener
067: * (we treat it weakly, so we have to to prevent it from
068: * being finalized before finalization of this action) */
069: private ChangeListener chl;
070:
071: /* Creates new HashMap and inserts some properties to it.
072: * @return the hash map
073: */
074: @Override
075: protected void initialize() {
076: super .initialize();
077: // false by default
078: putProperty(PROP_ENABLED, Boolean.FALSE);
079: // listen to the changes
080: chl = new ModifiedListL();
081: DataObject.getRegistry().addChangeListener(
082: (org.openide.util.WeakListeners.change(chl, DataObject
083: .getRegistry())));
084: }
085:
086: public String getName() {
087: return NbBundle.getMessage(
088: org.openide.loaders.DataObject.class, "SaveAll");
089: }
090:
091: public HelpCtx getHelpCtx() {
092: return new HelpCtx(SaveAllAction.class);
093: }
094:
095: @Override
096: protected String iconResource() {
097: return "org/openide/loaders/saveAll.gif"; // NOI18N
098: }
099:
100: public void performAction() {
101: synchronized (RUNNING) {
102: while (getProperty(RUNNING) != null) {
103: try {
104: RUNNING.wait();
105: } catch (InterruptedException ex) {
106: Exceptions.printStackTrace(ex);
107: }
108: }
109: putProperty(RUNNING, RUNNING);
110: }
111: try {
112: LifecycleManager.getDefault().saveAll();
113: } finally {
114: synchronized (RUNNING) {
115: putProperty(RUNNING, null);
116: RUNNING.notifyAll();
117: }
118:
119: }
120: }
121:
122: @Override
123: protected boolean asynchronous() {
124: return true;
125: }
126:
127: /* Listens to the chnages in list of modified data objects
128: * and enables / disables this action appropriately */
129: final class ModifiedListL implements ChangeListener {
130: public void stateChanged(final ChangeEvent evt) {
131: Mutex.EVENT.writeAccess(new Runnable() {
132: public void run() {
133: setEnabled(DataObject.getRegistry()
134: .getModifiedSet().size() > 0);
135: }
136: });
137: }
138: } // end of ModifiedListL inner class
139: }
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