Java界面应用程序

来源：互联网发布：蓝桥杯c语言试题及答案编辑：程序博客网时间：2024/05/16 01:18

package text12;import java.awt.*;import javax.swing.JButton;import javax.swing.JFrame;import javax.swing.JPanel;public class text1 extends JFrame {//  private JButton jbt1,jbt2,jbt3,jbt4,jbt5,jbt6;    public text1(){        JPanel p1=new JPanel();        p1.setLayout(new FlowLayout());        p1.add(new JButton("Button 1"));        p1.add(new JButton("Button 2"));        p1.add(new JButton("Button 3"));        JPanel p2=new JPanel();        p2.setLayout(new FlowLayout());        p2.add(new JButton("Button 4"));        p2.add(new JButton("Button 5"));        p2.add(new JButton("Button 6"));        setLayout(new FlowLayout());        add(p1);        add(p2);            }    public static void main(String[] args){        JFrame frame=new text1();        frame.pack();        frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);        frame.setTitle("Exercise 12_1");        frame.setLocationRelativeTo(null);        frame.setVisible(true);    }}

package text12;import java.awt.FlowLayout;import java.awt.GridLayout;import javax.swing.JButton;import javax.swing.JFrame;import javax.swing.JPanel;public class text2 extends JPanel {    public text2(){        add(new JButton("Button 1"));        add(new JButton("Button 2"));        add(new JButton("Button 3"));        setLayout(new FlowLayout());            }    public static void main(String[] args){        JFrame frame=new JFrame();        JPanel p=new JPanel(new GridLayout(2, 1,5,5));        text2 p1=new text2();        text2 p2=new text2();        p.add(p1);        p.add(p2);              frame.add(p);               frame.pack();        frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);        frame.setLocationRelativeTo(null);        frame.setVisible(true);         }}``package text12;import java.awt.Color;import java.awt.FlowLayout;import java.awt.GridLayout;import javax.swing.JFrame;import javax.swing.JLabel;import javax.swing.JPanel;import javax.swing.border.LineBorder;public class text3 extends JPanel{    public text3(){        setLayout(new GridLayout(4,1));             JLabel l1=new JLabel("Department of Computer Science");        l1.setBorder(new LineBorder(Color.blue,1));        JLabel l2=new JLabel("School of Computing");        l2.setBorder(new LineBorder(Color.GRAY,1));        JLabel l3=new JLabel("Armstong Atlanfic");        l3.setBorder(new LineBorder(Color.RED,1));        JLabel l4=new JLabel("Tel(912)921-6440");        l4.setBorder(new LineBorder(Color.black,1));                add(l1);        add(l2);        add(l3);        add(l4);                }    public static void main(String[] args){        JFrame frame=new JFrame();        text3 p=new text3();        frame.add(p);        frame.setTitle("Exercise12_5");        frame.pack();        frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);        frame.setLocationRelativeTo(null);        frame.setVisible(true);    }}

package text12;
import java.awt.*;
import javax.swing.*;
import javax.swing.border.LineBorder;
public class text4 extends JPanel{
private ImageIcon usIcon=new ImageIcon(“D:\tu\b.jpg”);
private ImageIcon myIcon=new ImageIcon(“D:\tu\c.jpg”);
private ImageIcon frIcon=new ImageIcon(“D:\tu\d.jpg”);
private ImageIcon ukIcon=new ImageIcon(“D:\tu\e.jpg”);
public text4(){
setLayout(new GridLayout(2,2,1,1));
JLabel l1=new JLabel(usIcon);
JLabel l2=new JLabel(myIcon);
JLabel l3=new JLabel(frIcon);
JLabel l4=new JLabel(ukIcon);
l1.setBorder(new LineBorder(Color.BLUE,1));
l2.setBorder(new LineBorder(Color.BLUE,1));
l3.setBorder(new LineBorder(Color.BLUE,1));
l4.setBorder(new LineBorder(Color.BLUE,1));
add(l1);
add(l2);
add(l3);
add(l4);
}
public static void main(String[] args){
JFrame frame=new JFrame();
text4 p=new text4();
frame.add(p);
frame.pack();
frame.setSize(200,200);
frame.setTitle(“Exercise12_6”);
frame.setLocationRelativeTo(null);
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.setVisible(true);
}
}

package text12;import java.awt.*;import javax.swing.*;public class text5 extends JFrame{    public text5(){        //ImageIcon icon = new ImageIcon("d:\\tu\\c.jpg");        JButton button = new JButton("beauty");        button.setIcon(new ImageIcon("d:\\tu\\c.jpg"));        add(button);        setLayout(new FlowLayout());    }    public static void main(String[] args){       text5 frame= new text5();       frame.pack();       frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);       frame.setExtendedState(JFrame.MAXIMIZED_BOTH);       frame.setLocationRelativeTo(null);       frame.setVisible(true);    }}

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