GUI programming core technology Swing-picture buttons, radio buttons, multi-select boxes
Picture button
package com.wei.lesson11;
import javax.swing.*;
import java.awt.*;
import java.net.URL;
public class JButtonDemo01 extends JFrame {
public JButtonDemo01() {
Container container =this. getContentPane();
URL resource = JButtonDemo01.class.getResource("tx.jpg");
Icon icon = new ImageIcon(resource);
JButton button = new JButton();
button.setIcon(icon);
button.setToolTipText("图片按钮");
container.add(button);
this.setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE);
this.setSize(500,500);
this.setVisible(true);
}
public static void main(String[] args) {
new JButtonDemo01();
}
}
Single box
package com.wei.lesson11;
import javax.swing.*;
import java.awt.*;
import java.net.URL;
public class JButtonDemo02 extends JFrame {
public JButtonDemo02() {
Container container =this. getContentPane();
URL resource = JButtonDemo01.class.getResource("tx.jpg");
Icon icon = new ImageIcon(resource);
JRadioButton radioButton01 = new JRadioButton("JRadioButton01");
JRadioButton radioButton02 = new JRadioButton("JRadioButton02");
JRadioButton radioButton03 = new JRadioButton("JRadioButton03");
ButtonGroup group = new ButtonGroup();
group.add(radioButton01);
group.add(radioButton02);
group.add(radioButton03);
container.add(radioButton01,BorderLayout.CENTER);
container.add(radioButton02,BorderLayout.NORTH);
container.add(radioButton03,BorderLayout.SOUTH);
this.setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE);
this.setSize(500,500);
this.setVisible(true);
}
public static void main(String[] args) {
new JButtonDemo02();
}
}
Checkbox
package com.wei.lesson11;
import javax.swing.*;
import java.awt.*;
import java.net.URL;
public class JButtonDemo03 extends JFrame {
public JButtonDemo03() {
Container container =this. getContentPane();
URL resource = JButtonDemo01.class.getResource("tx.jpg");
Icon icon = new ImageIcon(resource);
JCheckBox checkBox1 = new JCheckBox("checkBox1");
JCheckBox checkBox2 = new JCheckBox("checkBox2");
JCheckBox checkBox3 = new JCheckBox("checkBox3");
container.add(checkBox1,BorderLayout.SOUTH);
container.add(checkBox2,BorderLayout.NORTH);
container.add(checkBox3,BorderLayout.EAST);
this.setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE);
this.setSize(500,500);
this.setVisible(true);
}
public static void main(String[] args) {
new JButtonDemo03();
}
}