
import java.awt.*;
public class ExGui {
private Frame f;
private Button b1;
private Button b2;
public static void main(String args[]) {
ExGui that = new ExGui();
that.go();
}
public void go() {
f = new Frame("GUI example");
f.setLayout(new FlowLayout());
// 设置布局管理器为FlowLayout
b1 = new Button("Press Me");
// 按钮上显示字符"Press Me"
b2 = new Button("Don't Press Me");
f.add(b1);
f.add(b2);
f.pack();
// 紧凑排列,其作用相当于setSize(),即让窗口尽量小,小到刚刚能够包容住b1、b2两个按钮
f.setVisible(true);
}
}



