?? choices.java
字號(hào):
import java.awt.*;
import java.awt.event.*;
import java.applet.Applet;
public class choices extends Applet implements ItemListener{
Choice choice1;
TextField text1;
public void init(){
text1=new TextField(20);
add(text1);
choice1=new Choice();
choice1.add(getParameter("select1"));
choice1.add(getParameter("select2"));
choice1.add(getParameter("select3"));
choice1.add(getParameter("select4"));
add(choice1);
choice1.addItemListener(this);
}
public void itemStateChanged(ItemEvent e){
if(e.getItemSelectable()==choice1){
text1.setText(((Choice)e.getItemSelectable()).getSelectedItem());
}
}
}
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