📄 labeldemo.java
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//==============================================================
// LabelDemo.java - Demonstrate icons and html in JLabel objects
//
// Java学习源代码检索系统 Ver 1.0 20031015 免费正式版
// 版权所有: 中国IT认证实验室(www.ChinaITLab.com)
// 程序制作: ChinaITLab网校教研中心
// 主页地址: www.ChinaITLab.com 中国IT认证实验室
// 论坛地址: bbs.chinaitlab.com
// 电子邮件: Java@ChinaITLab.com
//==============================================================
import javax.swing.*;
import java.awt.*;
import java.awt.event.*;
public class LabelDemo extends JFrame {
// Constructor does all the setup work
public LabelDemo() {
// Select local system look and feel
try {
UIManager.setLookAndFeel(
UIManager.getSystemLookAndFeelClassName());
} catch (Exception e) { }
// End program when window closes
addWindowListener(new WindowAdapter() {
public void windowClosing(WindowEvent e) {
System.exit(0);
}
});
// Place components in a pane for better appearance
JPanel pane = new JPanel();
pane.setLayout(new GridLayout(3, 1, 2, 2));
pane.setBorder(BorderFactory.createEmptyBorder(10, 10, 10, 0));
// Create a simple label using default text
JLabel titleLabel = new JLabel("Three little labels");
// Add an icon image to a label
ImageIcon mailIcon = new ImageIcon("mailbox.gif");
JLabel mailLabel = new JLabel(mailIcon, JLabel.LEADING);
mailLabel.setText("You have mail");
// Use HTML to format a label's text font and size
String s = "<html>"
+ "<font size=+2><b><i>Check this out!</i></b></font>"
+ "</html>";
ImageIcon handIcon = new ImageIcon("righthand.gif");
JLabel htmlLabel = new JLabel(s, handIcon, JLabel.CENTER);
// Add components to the pane, and the pane to content layer
pane.add(titleLabel);
pane.add(mailLabel);
pane.add(htmlLabel);
getContentPane().add(pane);
}
public static void main(String[] args) {
LabelDemo app = new LabelDemo();
app.setTitle("Label Demonstration");
app.setSize(320, 240);
app.show();
}
}
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