?? textfa.java
字號:
import java.awt.*;
import java.awt.event.*;
public class TextFA
{
private Frame f=new Frame("將單行編輯框中的內容添加到多行編輯框中");
private TextField tf=new TextField(20);
private TextArea ta=new TextArea("",5,10,TextArea.SCROLLBARS_BOTH);
Font ft=new Font("Serif",Font.BOLD,28);
public static void main(String args[])
{
TextFA that=new TextFA();
that.go();
}
void go()
{
f.setLayout(new BorderLayout(0,10));
f.add("North",tf);
f.add("Center",ta);
tf.addActionListener(new TextHandler());
f.addWindowListener(new WindowHandler());
f.setSize(450,250);
f.setResizable(true);
f.setVisible(true);
}
class TextHandler implements ActionListener
{
public void actionPerformed(ActionEvent e)
{
ta.append(tf.getText()+"\n");
tf.setText("");
}
}
class WindowHandler extends WindowAdapter
{
public void windowClosing(WindowEvent e)
{
System.exit(1);
}
}
}
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