mycellrenderer.java

来自「一个网络上传下载器」· Java 代码 · 共 46 行

/*
 * MyCellRenderer.java
 *
 * Created on 2007年11月23日, 下午3:29
 *
 * To change this template, choose Tools | Template Manager
 * and open the template in the editor.
 */

package TreeList;

import java.awt.Color;
import java.awt.Component;
import javax.swing.JLabel;
import javax.swing.JList;
import javax.swing.ListCellRenderer;
/**
 *
 * @author Administrator
 * This class is to show the Icon of each node
 */
class MyCellRenderer extends JLabel implements ListCellRenderer {
    
    public MyCellRenderer() {
        
        setOpaque(true);
        
    }
    
    public Component getListCellRendererComponent(
        JList list,
        Object value,
        int index,
        boolean isSelected,
        boolean cellHasFocus)
    {
        FolderNode node = (FolderNode)value;
        setIcon(node.getIcon());
        setText(value.toString());
        setBackground(isSelected ? Color.BLUE.darker().darker(): Color.WHITE);
        setForeground(isSelected ? Color.WHITE : Color.BLACK);
        return this;
    }
    
}