?? jbtndemo.java
字號:
import javax.swing.*;
import java.awt.*;
public class JBtnDemo extends JApplet
{
Container pane;
JButton btn1,btn2,btn3;
JPanel p1,p2;
JLabel label;
public void init( )
{ pane=getContentPane( );
p1=new JPanel(new FlowLayout( ));
p2=new JPanel(new FlowLayout( ));
btn1=new JButton(new ImageIcon("start.gif"));
btn2=new JButton(new ImageIcon("stop.gif"));
btn3=new JButton(new ImageIcon("looping.gif"));
label=new JLabel(new ImageIcon("star.gif"),SwingConstants.CENTER);
pane.setBackground(Color.blue);
p1.setBackground(Color.blue);
p2.setBackground(Color.blue);
btn1.setToolTipText("Display CD");
btn2.setToolTipText("Merry Christmas!");
btn3.setToolTipText("Happy New Year!");
pane.add(p1,BorderLayout.NORTH);
pane.add(p2,BorderLayout.SOUTH);
p1.add(btn1);
p1.add(btn2);
p1.add(btn3);
p2.add(label);
}
}
?? 快捷鍵說明
復制代碼
Ctrl + C
搜索代碼
Ctrl + F
全屏模式
F11
切換主題
Ctrl + Shift + D
顯示快捷鍵
?
增大字號
Ctrl + =
減小字號
Ctrl + -