JAVA 桌面消息窗体实现

最新推荐文章于 2021-03-16 01:23:56 发布

原创最新推荐文章于 2021-03-16 01:23:56 发布 · 1.1k 阅读

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CC 4.0 BY-SA版权

文章标签：

#java #string #exception #hyperlink #html #integer

本文介绍了一个使用Java Swing实现的桌面消息窗口示例。该窗口具备基本的消息展示功能，并可根据鼠标悬停状态动态调整位置，同时支持通过超链接进行关闭和其他网页跳转。

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下面是一段实现桌面消息窗口的代码，希望对大家有帮助

package com.technology.lanxj.frame; import java.awt.BorderLayout; import java.awt.Dimension; import java.awt.Toolkit; import java.awt.event.MouseAdapter; import java.awt.event.MouseEvent; import java.io.IOException; import javax.swing.JEditorPane; import javax.swing.JWindow; import javax.swing.event.HyperlinkEvent; import javax.swing.event.HyperlinkListener; import javax.swing.event.HyperlinkEvent.EventType; /** * 消息窗口实例 * @author <a href="mailto:nanjifengchen@163.com">LanXJ</a> */ public class WindowMessage extends JWindow implements HyperlinkListener,Runnable{//继承JWindow是为了实现window，实现Runnable是为了线程控制窗口位置 //定义枚举值 public enum MOUSEOVER_TYPE{ FAST("当鼠标移动到窗口上时候，迅速将窗口的位置调整到初始化完成的结果位置（极速效果）") ,SLOWLY("当鼠标移动到窗口上时候，系统慢慢将窗口的位置调整到初始化完成的结果位置（滑出效果）"); String info; MOUSEOVER_TYPE(String info){ this.info=info; } public String toString(){ return info; } } public enum MESSAGE_WINDOW_STATE{ NOINIT,OPENNING,OPEN,CLOSING,CLOSED } private MESSAGE_WINDOW_STATE messageWindowState; private MOUSEOVER_TYPE mouseOverType;//默认是极速效果 private Integer screenWidth,screenHeight,msgWindowWidth,msgWindowHeight,stateBarHeight; private String title,msg; private JEditorPane jEditorPane=new JEditorPane();//一款可以支持HTML的组件 boolean canHidden=true; private void initValue(String width,String height,String title,String msg){ this.messageWindowState=MESSAGE_WINDOW_STATE.NOINIT; // this.mouseOverType=MOUSEOVER_TYPE.FAST;//默认是极速效果 `P this.mouseOverType=MOUSEOVER_TYPE.SLOWLY;//默认是滑出效果 Dimension dimension=Toolkit.getDefaultToolkit().getScreenSize();//获取屏幕大小 this.screenWidth=dimension.width;//屏幕宽度 this.screenHeight=dimension.height;//屏幕高度 this.msgWindowWidth=Integer.parseInt(width);//消息窗体高度 this.msgWindowHeight=Integer.parseInt(height);//消息窗体宽度 this.stateBarHeight=Toolkit.getDefaultToolkit().getScreenInsets(getGraphicsConfiguration()).bottom;//获取任务栏高度 this.title=title;//消息窗体标题头 this.msg=msg;//消息内容 } /** * 初始化window */ private void initWindow(){ this.setSize(this.msgWindowWidth, this.msgWindowHeight);//设置窗口大小 this.setLayout(new BorderLayout());//设置布局 jEditorPane.setEditable(false);//设置jEditorPane不可编辑 jEditorPane.setSize(this.msgWindowWidth, this.msgWindowHeight);//设置jEditorPane大小 jEditorPane.setContentType("text/html");//设置jEditorPane的现实格式 //设置窗口内容 jEditorPane.setText( "<html>" + "<head></head>" + "<body>" + "<table border=0 cellspacing=0 width=100% height=100%>" + "<tr style='height:30;background-color:#81A6C8;'>" + "<td align=left>"+ this.title+ "</td>" + "<td align=right><a href="http://closeMsgWindow" style="cursor:hand;">关闭</a></td>" + "</tr>" + "<tr style="background-color:#E0F2FF;" + "<td valign=top align=left colspan=2 height="+(this.msgWindowHeight-30)+">"+ this.msg+ "<br><br><center>友情链接：<a href="http://tieba.baidu.com">百度贴吧</a></center>" + "</td>" + "</tr>" + "</table>" + "</body>"); this.getContentPane().add(jEditorPane,BorderLayout.CENTER);//将jEditorPane加入window中 this.setAlwaysOnTop(true);//设置窗体总在最前 this.setLocation(this.screenWidth-this.msgWindowWidth, this.screenHeight);//初始化窗体位置 } private void addListener(){ /** 为jEditorPane加事件监听，实现鼠标进入后暂时还原消息窗体的功能 */ jEditorPane.addMouseListener(new MouseAdapter(){ public void mouseEntered(MouseEvent e) { if(mouseOverType==MOUSEOVER_TYPE.FAST){//根据配置快速显示消息窗体 System.err.println("mouse in"); WindowMessage.this.setLocation(WindowMessage.this.screenWidth-WindowMessage.this.msgWindowWidth, WindowMessage.this.screenHeight-WindowMessage.this.msgWindowHeight-WindowMessage.this.stateBarHeight); } WindowMessage.this.canHidden=false;//鼠标进入修改隐藏条件为不成立 } public void mouseExited(MouseEvent e) { System.err.println("mouse out"); WindowMessage.this.canHidden=true; } }); /** 为jEditorPane加Hyperlink事件监听，实现点击链接的功能（包括关闭窗体的功能） */ jEditorPane.addHyperlinkListener(this); } public WindowMessage(String width,String height,String title,String msg){ initValue(width, height, title, msg); initWindow(); addListener(); this.setVisible(true); new Thread(this).run(); } public void hyperlinkUpdate(HyperlinkEvent e) { if(e.getEventType()==EventType.ACTIVATED){ if(e.getURL().toString().equals("http://closeMsgWindow")){ System.exit(0);//关闭程序窗体 }else{ try { Runtime.getRuntime().exec("explorer.exe "+e.getURL());//打开链接 } catch (IOException e1) { e1.printStackTrace(); } } } } public void run() { messageWindowState=MESSAGE_WINDOW_STATE.OPENNING; begin:while(true){ //窗体显示 while(this.getLocation().y>this.screenHeight-this.msgWindowHeight-this.stateBarHeight){ this.setLocation(this.getLocation().x, this.getLocation().y-1); try { Thread.sleep(10); } catch (Exception e) { e.printStackTrace(); } } messageWindowState=MESSAGE_WINDOW_STATE.OPEN; try { Thread.sleep(5*1000);//窗体显示5秒钟 } catch (Exception e) { e.printStackTrace(); } messageWindowState=MESSAGE_WINDOW_STATE.CLOSING; while(this.getLocation().y<this.screenHeight){ if(canHidden){ this.setLocation(this.getLocation().x, this.getLocation().y+1); }else{//如果canHidden窗体隐藏条件不成立，就把窗体还原 continue begin; } try { Thread.sleep(10); } catch (Exception e) { e.printStackTrace(); } } messageWindowState=MESSAGE_WINDOW_STATE.CLOSED; System.exit(0); break; } } public static void main(String[] args) { new WindowMessage("250","150","标题","消息:来自消息窗体的提示信息，你可以定义自己的消息体(包括HTML代码体，将会将代码解析到table中。)"); } }