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 1997-2007 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.netbeans.modules.compapp.casaeditor.properties.spi;
043:
044: import java.lang.reflect.InvocationTargetException;
045: import org.netbeans.modules.compapp.casaeditor.CasaDataEditorSupport;
046: import org.netbeans.modules.compapp.casaeditor.model.casa.CasaComponent;
047: import org.netbeans.modules.compapp.casaeditor.model.casa.CasaWrapperModel;
048: import org.netbeans.modules.compapp.casaeditor.nodes.CasaNode;
049: import org.netbeans.modules.xml.xam.Model;
050: import org.netbeans.modules.xml.xam.ui.XAMUtils;
051: import org.openide.nodes.Node;
052:
053: /**
054: *
055: * @author Josh
056: */
057: public abstract class BaseCasaProperty<T> extends Node.Property<T> {
058:
059: private CasaNode mNode;
060: private String mPropertyType;
061: private CasaComponent mComponent;
062:
063: public BaseCasaProperty(CasaNode node, CasaComponent component,
064: String propertyType, Class<T> valueType, String property,
065: String propDispName, String propDesc) {
066: super (valueType);
067:
068: mNode = node;
069: mComponent = component;
070: mPropertyType = propertyType;
071:
072: super .setName(property);
073: super .setDisplayName(propDispName);
074: super .setShortDescription(propDesc);
075: }
076:
077: public boolean canRead() {
078: return true;
079: }
080:
081: @Override
082: public boolean canWrite() {
083: try {
084:
085: CasaDataEditorSupport editorSupport = mNode.getDataObject()
086: .getEditorSupport();
087: if (editorSupport == null
088: || !editorSupport.isDocumentLoaded()) {
089: // Ensure the document is loaded, otherwise writes will surely fail.
090: // A document may not be loaded if the user closed the editor.
091: return false;
092: }
093:
094: Model model = mComponent.getModel();
095: return XAMUtils.isWritable(model)
096: && mNode.isEditable(mPropertyType);
097: } catch (Throwable t) {
098: // At this point we may be inside property rendering.
099: // We cannot throw up an error dialog, instead we exit quietly.
100: // Log the error.
101: t.printStackTrace(System.err);
102: return false;
103: }
104: }
105:
106: @Override
107: public boolean isDefaultValue() {
108: try {
109: return getValue() == null;
110: } catch (IllegalArgumentException ex) {
111: } catch (InvocationTargetException ex) {
112: } catch (IllegalAccessException ex) {
113: }
114: return false;
115: }
116:
117: @Override
118: public boolean supportsDefaultValue() {
119: //return true;
120: return canWrite();
121: }
122:
123: @Override
124: public void restoreDefaultValue() throws IllegalAccessException,
125: InvocationTargetException {
126: setValue(null);
127: }
128:
129: protected CasaWrapperModel getModel() {
130: return mNode.getModel();
131: }
132:
133: protected CasaComponent getComponent() {
134: return mComponent;
135: }
136: }
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