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【转】Java实现屏幕右下角弹出类QQ提示消息

import java.awt.BorderLayout;
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import java.awt.Color;
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import java.awt.Cursor;
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import java.awt.Dimension;
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import java.awt.FlowLayout;
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import java.awt.Font;
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import java.awt.Point;
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import java.awt.event.MouseAdapter;
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import java.awt.event.MouseEvent;
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import java.awt.event.MouseMotionAdapter;
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import java.text.SimpleDateFormat;
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import java.util.Date;
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import java.util.HashMap;
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import java.util.Map;
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import javax.swing.BorderFactory;
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import javax.swing.ImageIcon;
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import javax.swing.JLabel;
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import javax.swing.JOptionPane;
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import javax.swing.JPanel;
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import javax.swing.JScrollPane;
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import javax.swing.JTextArea;
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import javax.swing.SwingConstants;
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import java.awt.Insets;
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import java.awt.Toolkit;
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import javax.swing.JDialog;
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public class VersionUtil{
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private Map<String, String> feaMap = null;
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private Point oldP;//上一次坐标,拖动窗口时用
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private TipWindow tw = null;//提示框
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private ImageIcon img = null;//图像组件
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private JLabel imgLabel = null; //背景图片标签
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private JPanel headPan = null;
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private JPanel feaPan =null;
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private JPanel btnPan = null;
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private JLabel title = null;
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private JLabel head = null;
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private JLabel close = null;//关闭按钮
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private JTextArea feature = null;
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private JScrollPane jfeaPan = null;
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private JLabel releaseLabel = null;
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private JLabel sure = null;
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private SimpleDateFormat sdf=null;
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{
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sdf=new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
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feaMap = new HashMap<String, String>();
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feaMap.put("name", "中国信息大学固定资产管理系统");
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feaMap.put("release", sdf.format(new Date()));
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feaMap.put("feature", "1.开发环境:windows\n2.开发语言:java\n3.开发工具:Eclipse3.2\n4.数据库类型:SQL Server2005\n5.开发人员:花新昌\n6.联系方式:15210477080");
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}
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public VersionUtil() {
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init();
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handle();
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tw.setAlwaysOnTop(true);
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tw.setUndecorated(true);
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tw.setResizable(false);
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tw.setVisible(true);
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tw.run();
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}
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public void init(){
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//新建300x220的消息提示框
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tw = new TipWindow(300, 220);
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img = new ImageIcon("background.gif");
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imgLabel = new JLabel(img);
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//设置各个面板的布局以及面板中控件的边界
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headPan = new JPanel(new FlowLayout(FlowLayout.CENTER, 0, 0));
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feaPan = new JPanel(new FlowLayout(FlowLayout.CENTER, 0, 0));
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btnPan = new JPanel(new FlowLayout(FlowLayout.CENTER, 0, 0));
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title = new JLabel("欢迎使用本系统");
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head = new JLabel(feaMap.get("name"));
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close = new JLabel(" x");//关闭按钮
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feature = new JTextArea(feaMap.get("feature"));
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jfeaPan = new JScrollPane(feature);
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releaseLabel = new JLabel("登录 " + feaMap.get("release"));
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sure = new JLabel("确定");
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sure.setHorizontalAlignment(SwingConstants.CENTER);
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// 将各个面板设置为透明，否则看不到背景图片
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((JPanel) tw.getContentPane()).setOpaque(false);
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headPan.setOpaque(false);
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feaPan.setOpaque(false);
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btnPan.setOpaque(false);
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//设置JDialog的整个背景图片
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tw.getLayeredPane().add(imgLabel, new Integer(Integer.MIN_VALUE));
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imgLabel.setBounds(0, 0, img.getIconWidth(), img.getIconHeight());
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headPan.setPreferredSize(new Dimension(300, 60));
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//设置提示框的边框,宽度和颜色
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tw.getRootPane().setBorder(BorderFactory.createMatteBorder(1, 1, 1, 1, Color.gray));
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title.setPreferredSize(new Dimension(260, 26));
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title.setVerticalTextPosition(JLabel.CENTER);
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title.setHorizontalTextPosition(JLabel.CENTER);
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title.setFont(new Font("宋体", Font.PLAIN, 12));
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title.setForeground(Color.black);
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100

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close.setFont(new Font("Arial", Font.BOLD, 15));
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close.setPreferredSize(new Dimension(20, 20));
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close.setVerticalTextPosition(JLabel.CENTER);
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close.setHorizontalTextPosition(JLabel.CENTER);
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close.setCursor(new Cursor(12));
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close.setToolTipText("关闭");
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108

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head.setPreferredSize(new Dimension(250, 35));
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head.setVerticalTextPosition(JLabel.CENTER);
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head.setHorizontalTextPosition(JLabel.CENTER);
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head.setFont(new Font("宋体", Font.PLAIN, 12));
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head.setForeground(Color.blue);
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115

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feature.setEditable(false);
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feature.setForeground(Color.red);
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feature.setFont(new Font("宋体", Font.PLAIN, 13));
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feature.setBackground(new Color(184, 230, 172));
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//设置文本域自动换行
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feature.setLineWrap(true);
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jfeaPan.setPreferredSize(new Dimension(250, 80));
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jfeaPan.setBorder(null);
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jfeaPan.setBackground(Color.black);
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127

releaseLabel.setForeground(Color.DARK_GRAY);
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releaseLabel.setFont(new Font("宋体", Font.PLAIN, 12));
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130

//为了隐藏文本域，加个空的JLabel将他挤到下面去
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JLabel jsp = new JLabel();
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jsp.setPreferredSize(new Dimension(300, 25));
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sure.setPreferredSize(new Dimension(110, 30));
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//设置标签鼠标手形
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sure.setCursor(new Cursor(12));
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headPan.add(title);
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headPan.add(close);
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headPan.add(head);
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feaPan.add(jsp);
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feaPan.add(jfeaPan);
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feaPan.add(releaseLabel);
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btnPan.add(sure);
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tw.add(headPan, BorderLayout.NORTH);
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tw.add(feaPan, BorderLayout.CENTER);
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tw.add(btnPan, BorderLayout.SOUTH);
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}
152

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public void handle() {
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//为更新按钮增加相应的事件
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sure.addMouseListener(new MouseAdapter() {
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public void mouseClicked(MouseEvent e) {
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JOptionPane.showMessageDialog(tw, "谢谢，再见");
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tw.close();
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}
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public void mouseEntered(MouseEvent e) {
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sure.setBorder(BorderFactory.createLineBorder(Color.gray));
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}
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public void mouseExited(MouseEvent e) {
164

sure.setBorder(null);
165

}
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});
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//增加鼠标拖动事件
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title.addMouseMotionListener(new MouseMotionAdapter(){
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public void mouseDragged(MouseEvent e) {
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// TODO Auto-generated method stub
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Point newP = new Point(e.getXOnScreen(), e.getYOnScreen());
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int x = tw.getX() + (newP.x - oldP.x);
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int y = tw.getY() + (newP.y - oldP.y);
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tw.setLocation(x, y);
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oldP=newP;
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177

}
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});
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//鼠标按下时初始坐标,供拖动时计算用
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title.addMouseListener(new MouseAdapter() {
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public void mousePressed(MouseEvent e) {
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oldP = new Point(e.getXOnScreen(), e.getYOnScreen());
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}
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});
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//右上角关闭按钮事件
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close.addMouseListener(new MouseAdapter() {
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public void mouseClicked(MouseEvent e) {
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tw.close();
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}
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public void mouseEntered(MouseEvent e) {
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close.setBorder(BorderFactory.createLineBorder(Color.gray));
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}
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public void mouseExited(MouseEvent e) {
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close.setBorder(null);
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}
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});
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201

}
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public static void main(String args[]) {
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new VersionUtil();
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}
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}
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class TipWindow extends JDialog{
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private static final long serialVersionUID = 8541659783234673950L;
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private static Dimension dim;
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private int x, y;
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private int width, height;
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private static Insets screenInsets;
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213

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public TipWindow(int width,int height){
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this.width=width;
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this.height=height;
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dim = Toolkit.getDefaultToolkit().getScreenSize();
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screenInsets = Toolkit.getDefaultToolkit().getScreenInsets(this.getGraphicsConfiguration());
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x = (int) (dim.getWidth() - width-3);
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y = (int) (dim.getHeight()-screenInsets.bottom-3);
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initComponents();
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}
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public void run() {
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for (int i = 0; i <= height; i += 10) {
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try {
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this.setLocation(x, y - i);
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Thread.sleep(5);
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} catch (InterruptedException ex) {
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}
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}
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//此处代码用来实现让消息提示框5秒后自动消失
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try {
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Thread.sleep(5000);
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} catch (InterruptedException e) {
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// TODO Auto-generated catch block
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e.printStackTrace();
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}
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close();
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}
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private void initComponents() {
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this.setSize(width, height);
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this.setLocation(x, y);
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this.setBackground(Color.black);
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}
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public void close(){
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x=this.getX();
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y=this.getY();
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int ybottom=(int)dim.getHeight()-screenInsets.bottom;
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for (int i = 0; i <= ybottom-y; i += 10) {
250

try {
251

setLocation(x, y+i);
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Thread.sleep(5);
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} catch (InterruptedException ex) {
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}
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}
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dispose();
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}
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}
259

260

二。运行效果

程序中使用的背景图如下:

posted on 2013-07-15 10:50 rogerfan 阅读(3306) 评论(0) 编辑收藏所属分类: 【Java知识】

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