//{HEADER
/**
* This class is part of jnex 'Nexirius Application Framework for Java'
*
* Copyright (C) Nexirius GmbH, CH-4450 Sissach, Switzerland (www.nexirius.ch)
*
* <p>This library is free software; you can redistribute it and/or<br>
* modify it under the terms of the GNU Lesser General Public<br>
* License as published by the Free Software Foundation; either<br>
* version 2.1 of the License, or (at your option) any later version.</p>
*
* <p>This library is distributed in the hope that it will be useful,<br>
* but WITHOUT ANY WARRANTY; without even the implied warranty of<br>
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU<br>
* Lesser General Public License for more details.</p>
*
* <p>You should have received a copy of the GNU Lesser General Public<br>
* License along with this library; if not, write to the Free Software<br>
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA</p>
* </blockquote>
*
* <p>
* Nexirius GmbH, hereby disclaims all copyright interest in<br>
* the library jnex' 'Nexirius Application Framework for Java' written<br>
* by Marcel Baumann.</p>
*/
//}HEADER
package com.nexirius.ulc.ulcviewer.editor;
import com.nexirius.framework.datamodel.*;
import com.nexirius.ulc.ulcviewer.ULCObjectList;
import com.nexirius.ulc.ulcviewer.ULCViewer;
import com.nexirius.ulc.ulcviewer.ULCViewerFactory;
import com.nexirius.util.SortedVector;
import com.ulcjava.base.application.ULCComboBox;
import com.ulcjava.base.application.ULCComponent;
import com.ulcjava.base.application.event.FocusEvent;
import com.ulcjava.base.application.event.IFocusListener;
/**
* This viewer is designed to show a list of Objects in a drop down selection.
*
* @author Marcel Baumann
*/
public class ComboBoxULCEditor implements ULCViewer {
private LimitIntModel model;
private ULCComboBox comboBox;
private ULCObjectList objectList;
private ModelListener modelListener;
public ComboBoxULCEditor() {
super();
}
public ULCComponent getULCComponent(ULCViewerFactory factory) {
if (comboBox != null) {
return comboBox;
}
objectList = new ULCObjectList(model);
modelListener = new ModelListener();
model.addSoftDataModelListener(modelListener);
if (model.getFlag(ModelFlag.TRANSLATE_VALUE)) {
objectList.activateTranslation(factory.getClientResource());
}
comboBox = new ULCComboBox(objectList);
if (!factory.isDialogFactory()) {
comboBox.addFocusListener(new ValueChangedListener());
}
return comboBox;
}
public boolean isEditor() {
return true;
}
public void setDataModel(Viewable model) {
this.model = (LimitIntModel) model;
}
public Viewable getDataModel() {
return model;
}
public void updateModel() throws Exception {
model.setInt(comboBox.getSelectedIndex());
}
private class ValueChangedListener implements IFocusListener {
public void focusGained(FocusEvent event) {
}
public void focusLost(FocusEvent event) {
try {
updateModel();
} catch (Exception e) {
comboBox.setSelectedIndex(model.getInt()) ;
}
}
}
private class ModelListener extends DataModelAdaptor {
public void dataModelChangeValue(DataModelEvent event) {
if (event.getSource() == model.getValueArray()) {
objectList.setVector(new SortedVector((Object[]) model.getValueArray().getArray()));
} else {
comboBox.setSelectedIndex(model.getInt());
}
}
}
}