ListCompletionListener.java example

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/*
 * Copyright 2009-2012 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.jdal.swing.action;

import java.awt.event.KeyAdapter;
import java.awt.event.KeyEvent;
import java.util.List;

import javax.swing.JTextField;

/**
 * List Completion Listner
 * @author Jose Luis Martin - (jlm@joseluismartin.info)
 */
@SuppressWarnings("rawtypes")
public abstract class ListCompletionListener extends KeyAdapter {
	

	private List list;

	/**
	 * @param list
	 */
	public ListCompletionListener(List list) {
		this.list = list;
	}

	/**
	 * {@inheritDoc}
	 */
	@SuppressWarnings("unchecked")
	@Override
	public void keyReleased(KeyEvent e) {
		char ch = e.getKeyChar();
		if (ch == KeyEvent.CHAR_UNDEFINED || Character.isISOControl(ch))
			return;

		
		String editing =  ((JTextField) e.getComponent()).getText();
		list.clear();
		list.addAll(getList(editing));
	}
	
	public abstract List getList(String text);
}