checkboxitem.java

来自「学生选课系统-java做的学生选课系统」· Java 代码 · 共 35 行

package com.window.student;

import java.awt.Color;
import java.awt.Component;

import javax.swing.JCheckBox;
import javax.swing.JList;
import javax.swing.ListCellRenderer;

public class CheckBoxItem implements ListCellRenderer 
{ 
    /**
     * 定义其形式为CheckBox
    */
   private JCheckBox jcb;

   /**
   * 构造函数
   */
    public CheckBoxItem() {
       jcb = new JCheckBox();
   }

    /**
    * 实现ListCellRenderer的getListCellRendererComponent接口
    */
    public Component getListCellRendererComponent(JList list, Object value, int index, boolean isSelected, boolean cellHasFocus) {
        jcb.setBackground(Color.white);        
       jcb.setText(value.toString());
       jcb.setSelected(isSelected); 
       return jcb;
    }

}