sketcher2/src/com/jotuntech/sketcher/client/JUserList.java

package com.jotuntech.sketcher.client;

import java.awt.Color;
import java.util.HashMap;
import java.util.Map;

import javax.swing.BoxLayout;
import javax.swing.JPanel;
import javax.swing.event.ChangeEvent;
import javax.swing.event.ChangeListener;

import com.jotuntech.sketcher.common.TwoWayHashMap;
import com.jotuntech.sketcher.common.User;

public class JUserList extends JPanel {
	TwoWayHashMap<Integer, User> userMap;
	Map<Integer, JUserEntry> entryMap;

	public JUserList(TwoWayHashMap<Integer, User> userMap) {
		setLayout(new BoxLayout(this, BoxLayout.Y_AXIS));

		this.setBackground(Color.WHITE);
		this.setOpaque(true);

		entryMap = new HashMap<Integer, JUserEntry>();

		this.userMap = userMap;
		userMap.addChangeListener(new ChangeListener() {
			public void stateChanged(ChangeEvent e) {
				redo();
			}
		});

		redo();
	}

	private void redo() {
		entryMap.clear();
		removeAll();
		for(Map.Entry<Integer, User> e : userMap.entrySet()) {
			JUserEntry ue = new JUserEntry(e.getValue().getName());
			add(ue);
			entryMap.put(e.getKey(), ue);
		}
		this.revalidate();
	}

	public JUserEntry getEntry(Integer key) {
		return entryMap.get(key);
	}

	public void clearVoice() {
		for(JUserEntry ue : entryMap.values()) {
			ue.clearVoice();
		}
	}
}