textareademo.java

来自「JAVA的一些基础教程」· Java 代码 · 共 32 行

import java.awt.*;

public class TextAreaDemo  extends Panel
{
    TextArea t1,t2,t3,t4;

    public void init(){
      t1=new TextArea("你好啊",8,2);
      t2=new TextArea(5,4);
      t3=new TextArea("text area demo",5,4,4);
      t4=new TextArea("textfield4",5,5,5);
      t4.append("\nhow are you");
      t4.append("\nwhere are you");

      add(t1);
      add(t2);
      add(t3);
      add(t4);
    }

    public static void main(String args[]){

      Frame f=new Frame("textarea Demo");
      TextAreaDemo demo=new TextAreaDemo();
      demo.init();

      f.add(BorderLayout.CENTER,demo);
      f.pack();
      f.setVisible(true);
    }
}