checkboxgroupdemo.java

来自「一个十分好的java基础学习的课件」· Java 代码 · 共 27 行

import java.awt.*;
import java.applet.Applet;

public class CheckboxGroupDemo extends Applet
{
    String University[ ]={"Tsing University","Peking University","Fudan University","Nankai University","GXNU University"};
    Checkbox C[ ]=new Checkbox[5];
    Label label=new Label("There are main Universities in China");

    public void init( )
    {
        CheckboxGroup c1=new CheckboxGroup( );
        CheckboxGroup c2=new CheckboxGroup( );
        add(new Label("Please choice the University:"));
        for(int i=0;i<3;i++)
        {
            C[i]=new Checkbox(University[i],c1,false);
            add(C[i]);
        }
        for(int i=3;i<5;i++)
        {
            C[i]=new Checkbox(University[i],c2,false);
            add(C[i]);
        }
        add(label);
    }
}