Java GUI 学习课程

package GUI.GUI_Lesson01_awt; import java.awt.*; import java.awt.event.WindowAdapter; import java.awt.event.WindowEvent; public class LayoutDemo { public static void main(String[] args) { //创建窗口 Frame frame=new Frame("布局"); //创建面板 Panel p1=new Panel(); Panel p2=new Panel(); Panel p3=new Panel(); Panel p4=new Panel(); //创建按钮 Button b1=new Button("button"); Button b2=new Button("button"); Button b3=new Button("button"); Button b4=new Button("button"); Button b5=new Button("button"); Button b6=new Button("button"); Button b7=new Button("button7"); Button b8=new Button("button8"); Button b9=new Button("button9"); Button b10=new Button("button10"); //窗口设置 frame.setLayout(new GridLayout(2,1)); frame.setBounds(200,100,400,400); frame.setBackground(Color.green); //添加 frame.add(p1); frame.add(p2); p1.setLayout(new GridLayout(1,3)); p1.add(b1); p1.add(p3); p1.add(b2); p3.setLayout(new GridLayout(2,1)); p3.add(b3); p3.add(b4); p2.setLayout(new GridLayout(1,3)); p2.add(b5); p2.add(p4); p2.add(b6); p4.setLayout(new GridLayout(2,2)); p4.add(b7); p4.add(b8); p4.add(b9); p4.add(b10); frame.addWindowListener(new WindowAdapter() { @Override public void windowClosing(WindowEvent e) { System.exit(0); } }); frame.setVisible(true); } }