iconcombobox.java

用java开发的QQ管理系统

package com.zlf.qqserver.usermngpanel;

import java.awt.Component;
import java.io.File;

import javax.swing.BorderFactory;
import javax.swing.ImageIcon;
import javax.swing.JLabel;
import javax.swing.JList;
import javax.swing.ListCellRenderer;

import com.zlf.qqserver.utils.QQUtils;

/**
 * 图片下拉框
 * 
 * @author zlf
 * 
 */
public class IconCombobox extends JLabel implements ListCellRenderer {

	/**
	 * 
	 */
	private static final long serialVersionUID = 8984799696707884305L;


	public Component getListCellRendererComponent(JList list, Object value,
			int index, boolean isSelected, boolean cellHasFocus) {
		if (value != null) {
			String fileName =((File)value).getName();
			this.setIcon(new ImageIcon(QQUtils.properties.getProperty("NewFace")+fileName));	
		}
		if(isSelected){
			this.setBackground(list.getSelectionBackground());
			this.setForeground(list.getSelectionForeground());
		}else{
			this.setBackground(list.getBackground());
			this.setForeground(list.getForeground());
		}
		this.setBorder(BorderFactory.createEmptyBorder(3, 3, 0, 3));
		this.setOpaque(true);
		return this;
	}

}