/*
* $Id: ListAdaptor.java,v 1.6 2006/07/29 16:53:46 Bierhance Exp $
*
* Copyright 2004 Sun Microsystems, Inc., 4150 Network Circle,
* Santa Clara, California 95054, U.S.A. All rights reserved.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
package org.jdesktop.swingx.autocomplete;
import javax.swing.JList;
import javax.swing.event.ListSelectionListener;
import javax.swing.text.JTextComponent;
/**
* An implementation of the AbstractAutoCompleteAdaptor that is suitable for a
* JList in conjunction with a JTextComponent.
*
* @author Thomas Bierhance
*/
public class ListAdaptor extends AbstractAutoCompleteAdaptor implements ListSelectionListener {
/** the list containing the items */
JList list;
/** the text component that is used for automatic completion*/
JTextComponent textComponent;
/** the converter used to transform items to strings */
ObjectToStringConverter stringConverter;
/**
* Creates a new JListAdaptor for the given list and text component.
* @param list the list that contains the items that are used for automatic
* completion
* @param textComponent the text component that will be used automatic
* completion
*/
public ListAdaptor(JList list, JTextComponent textComponent) {
this(list, textComponent, ObjectToStringConverter.DEFAULT_IMPLEMENTATION);
}
/**
* Creates a new JListAdaptor for the given list and text component.
* @param list the list that contains the items that are used for automatic
* completion
* @param textComponent the text component that will be used automatic
* completion
* @param stringConverter the converter used to transform items to strings
*/
public ListAdaptor(JList list, JTextComponent textComponent, ObjectToStringConverter stringConverter) {
this.list = list;
this.textComponent = textComponent;
this.stringConverter = stringConverter;
// when a new item is selected set and mark the text
list.addListSelectionListener(this);
}
/**
* Implementation side effect - do not invoke.
* @param listSelectionEvent -
*/
// ListSelectionListener (listening to list)
public void valueChanged(javax.swing.event.ListSelectionEvent listSelectionEvent) {
// set the text to the currently selected item
getTextComponent().setText(stringConverter.getPreferredStringForItem(list.getSelectedValue()));
// mark the entire text
markEntireText();
}
@Override
public Object getSelectedItem() {
return list.getSelectedValue();
}
@Override
public int getItemCount() {
return list.getModel().getSize();
}
@Override
public Object getItem(int index) {
return list.getModel().getElementAt(index);
}
@Override
public void setSelectedItem(Object item) {
list.setSelectedValue(item, true);
}
@Override
public JTextComponent getTextComponent() {
return textComponent;
}
}