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最近需要一个java实现桌面弹窗的小功能，类似于电脑桌面右下角的小广告一样的功能，在csdn上找到一个很好的一个，功能很多，我去除了一点不需要的代码，改了下外观等。
修改后的代码如下：
InfoUtil.java
import java.awt.BorderLayout;
import java.awt.Color;
import java.awt.Cursor;
import java.awt.Desktop;
import java.awt.Dimension;
import java.awt.FlowLayout;
import java.awt.Font;
import java.awt.Point;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
import javax.swing.BorderFactory;
import javax.swing.JButton;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.JScrollPane;
import javax.swing.JTextArea;
import javax.swing.SwingConstants;
import java.awt.Insets;
import java.awt.Toolkit;
import javax.swing.JDialog;
/**
* @author Administrator 此工具类用法：实例化出对象，调用 void show("标题","内容") 方法. InfoUtil tool
* = new InfoUtil(); tool.show("标题","内容")
*/
public class InfoUtil {
private TipWindow tw = null; // 提示框
private JPanel headPan = null;
private JPanel feaPan = null;
private JPanel btnPan = null;
private JLabel title = null; // 栏目名称
private JLabel head = null; // 蓝色标题
private JLabel close = null; // 关闭按钮
private JTextArea feature = null; // 内容
private JScrollPane jfeaPan = null;
private JButton sure = null;
private String titleT = null;
private String word = null;
private Desktop desktop = null;
// private SimpleDateFormat sdf = new
// SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
public void init() {
// 新建300x180的消息提示框
tw = new TipWindow(300, 180);
headPan = new JPanel(new FlowLayout(FlowLayout.CENTER, 0, 0));
feaPan = new JPanel(new FlowLayout(FlowLayout.CENTER, 0, 0));
btnPan = new JPanel(new FlowLayout(FlowLayout.CENTER, 0, 0));
title = new JLabel("欢迎使用本系统");
head = new JLabel(titleT);
close = new JLabel(" x");
feature = new JTextArea(word);
jfeaPan = new JScrollPane(feature);
sure = new JButton("确认");
sure.setHorizontalAlignment(SwingConstants.CENTER);
// 设置提示框的边框,宽度和颜色
tw.getRootPane().setBorder(
BorderFactory.createMatteBorder(1, 1, 1, 1, Color.white));
title.setPreferredSize(new Dimension(260, 26));
title.setVerticalTextPosition(JLabel.CENTER);
title.setHorizontalTextPosition(JLabel.CENTER);
title.setFont(new Font("宋体", Font.PLAIN, 12));
title.setForeground(Color.black);
close.setFont(new Font("Arial", Font.BOLD, 15));
close.setPreferredSize(new Dimension(20, 20));
close.setVerticalTextPosition(JLabel.CENTER);
close.setHorizontalTextPosition(JLabel.CENTER);
close.setCursor(new Cursor(12));
close.setToolTipText("关闭");
head.setPreferredSize(new Dimension(250, 35));
head.setVerticalTextPosition(JLabel.CENTER);
head.setHorizontalTextPosition(JLabel.CENTER);
head.setFont(new Font("宋体", Font.PLAIN, 14));
head.setForeground(Color.black);
feature.setEditable(false);
feature.setForeground(Color.BLACK);
feature.setFont(new Font("宋体", Font.PLAIN, 13));
feature.setBackground(new Color(255, 255, 255));
// 设置文本域自动换行
feature.setLineWrap(true);
jfeaPan.setPreferredSize(new Dimension(260, 100));
jfeaPan.setBorder(null);
jfeaPan.setBackground(Color.black);
tw.setBackground(Color.white);
// 为了隐藏文本域，加个空的JLabel将他挤到下面去
JLabel jsp = new JLabel();
jsp.setPreferredSize(new Dimension(300, 15));
sure.setPreferredSize(new Dimension(60, 30));
// 设置标签鼠标手形
sure.setCursor(new Cursor(12));
// 设置button外观
sure.setContentAreaFilled(false);
sure.setBorder(BorderFactory.createRaisedBevelBorder());
sure.setBackground(Color.gray);
// headPan.add(title);
headPan.add(head);
headPan.add(close);
feaPan.add(jsp);
feaPan.add(jfeaPan);
// feaPan.add(releaseLabel);
btnPan.add(sure);
headPan.setBackground(new Color(104, 141, 177));
feaPan.setBackground(Color.white);
btnPan.setBackground(Color.white);
tw.add(headPan, BorderLayout.NORTH);
tw.add(feaPan, BorderLayout.CENTER);
tw.add(btnPan, BorderLayout.SOUTH);
}
public void handle() {
// 为更新按钮增加相应的事件
desktop = Desktop.getDesktop();
sure.addMouseListener(new MouseAdapter() {
public void mouseClicked(MouseEvent e) {
//注释代码为点击确认之后跳转到指定网页
// try {
// desktop.browse(new URI("https://www.baidu.com"));
// } catch (Exception e1) {
// e1.printStackTrace();
// }
tw.close();
}
public void mouseEntered(MouseEvent e) {
sure.setBorder(BorderFactory.createLineBorder(Color.gray));
}
public void mouseExited(MouseEvent e) {
sure.setBorder(null);
}
});
// 右上角关闭按钮事件
close.addMouseListener(new MouseAdapter() {
public void mouseClicked(MouseEvent e) {
tw.close();
}
public void mouseEntered(MouseEvent e) {
close.setBorder(BorderFactory.createLineBorder(Color.gray));
}
public void mouseExited(MouseEvent e) {
close.setBorder(null);
}
});
}
public void show(String titleT, String word) {
this.titleT = titleT;
this.word = word;
// time = sdf.format(new Date());
init();
handle();
tw.setAlwaysOnTop(true);
tw.setUndecorated(true);
tw.setResizable(false);
tw.setVisible(true);
tw.run();
}
public void close() {
tw.close();
}
}
class TipWindow extends JDialog {
private static final long serialVersionUID = 8541659783234673950L;
private static Dimension dim;
private int x, y;
private int width, height;
private static Insets screenInsets;
public TipWindow(int width, int height) {
this.width = width;
this.height = height;
dim = Toolkit.getDefaultToolkit().getScreenSize();
screenInsets = Toolkit.getDefaultToolkit().getScreenInsets(
this.getGraphicsConfiguration());
x = (int) (dim.getWidth() - width - 3);
y = (int) (dim.getHeight() - screenInsets.bottom - 3);
initComponents();
}
public void run() {
for (int i = 0; i <= height; i += 10) {
try {
this.setLocation(x, y - i);
Thread.sleep(50);
} catch (InterruptedException ex) {
}
}
// 此处代码用来实现让消息提示框6秒后自动消失
try {
Thread.sleep(6000);
} catch (InterruptedException e) {
e.printStackTrace();
}
close();
}
private void initComponents() {
this.setSize(width, height);
this.setLocation(x, y);
this.setBackground(Color.black);
}
public void close() {
x = this.getX();
y = this.getY();
int ybottom = (int) dim.getHeight() - screenInsets.bottom;
for (int i = 0; i <= ybottom - y; i += 10) {
try {
setLocation(x, y + i);
Thread.sleep(50);
} catch (InterruptedException ex) {
}
}
dispose();
}
}main.java
public class main {
private final static String TITLE="弹窗";
public static void main(String[] args) {
InfoUtil test = new InfoUtil();
test.show(TITLE, "这是一个弹窗测试！");
}
}效果如下：
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