list1.java

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//:Listl.java
//using lists with action()
import java.awt.*;
import java.applet.*;

public class List1 extends Applet {
	String[] flavors = { "Chocolate","Strawwberry",
		"Vanilla Fudge Swirl", "mint Chip",
		"Mocha Almond Fudge","rum raisin",
		"Praline Cream", "Mud Pie"};
	// show 6 items, allow multiple selection:
	List lst = new List(6, true);
	TextArea t = new TextArea(flavors.length, 30);
	Button b=new Button("test");
	int count=0;
	public void init() {
		t.setEditable(false);
		for(int i =0; i < 4; i++)
			lst.addItem(flavors[count++]);
		add(t);
		add(lst);
		add(b);
	}
	public boolean action (Event evt, Object arg) {
		if(evt.target.equals(lst)) {
			t.setText("");
			String[] items = lst.getSelectedItems();
			for(int i =0; i < items.length; i++)
				t.appendText(items[i] + "\n");
		}
		else if(evt.target.equals(b)) {
			if(count < flavors.length)
				lst.addItem(flavors[count++], 0 );
		}
		else
			return super.action(evt,arg);
		return true;
	}
}

//	<applet code=List1.class width=250 height=300></applet>