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import java.awt.BorderLayout;
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import java.awt.Container;
import java.awt.Font;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.InputEvent;
import java.awt.event.KeyAdapter;
import java.awt.event.KeyEvent;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;
import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.File;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;
import javax.swing.BorderFactory;
import javax.swing.JFileChooser;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JMenu;
import javax.swing.JMenuBar;
import javax.swing.JMenuItem;
import javax.swing.JOptionPane;
import javax.swing.JPopupMenu;
import javax.swing.JScrollPane;
import javax.swing.JTextArea;
import javax.swing.KeyStroke;
import javax.swing.ScrollPaneConstants;
import javax.swing.SwingConstants;
public class JNotePadUI extends JFrame {
private JMenuItem menuOpen;
private JMenuItem menuSave;
private JMenuItem menuSaveAs;
private JMenuItem menuClose;
private JMenu editMenu;
private JMenuItem menuCut;
private JMenuItem menuCopy;
private JMenuItem menuPaste;
private JMenuItem menuAbout;
private JTextArea textArea;
private JLabel stateBar;
private JFileChooser fileChooser;
private JPopupMenu popUpMenu;
public JNotePadUI() {
super("新建文本文件");
setUpUIComponent();
setUpEventListener();
setVisible(true);
}
private void setUpUIComponent() {
setSize(640, 480);
// 菜单栏
JMenuBar menuBar = new JMenuBar();
// 设置「文件」菜单
JMenu fileMenu = new JMenu("文件");
menuOpen = new JMenuItem("打开");
// 快捷键设置
menuOpen.setAccelerator(
KeyStroke.getKeyStroke(
KeyEvent.VK_O,
InputEvent.CTRL_MASK));
menuSave = new JMenuItem("保存");
menuSave.setAccelerator(
KeyStroke.getKeyStroke(
KeyEvent.VK_S,
InputEvent.CTRL_MASK));
menuSaveAs = new JMenuItem("另存为");
menuClose = new JMenuItem("关闭");
menuClose.setAccelerator(
KeyStroke.getKeyStroke(
KeyEvent.VK_Q,
InputEvent.CTRL_MASK));
fileMenu.add(menuOpen);
fileMenu.addSeparator(); // 分隔线
fileMenu.add(menuSave);
fileMenu.add(menuSaveAs);
fileMenu.addSeparator(); // 分隔线
fileMenu.add(menuClose);
// 设置「编辑」菜单
JMenu editMenu = new JMenu("编辑");
menuCut = new JMenuItem("剪切");
menuCut.setAccelerator(
KeyStroke.getKeyStroke(KeyEvent.VK_X,
InputEvent.CTRL_MASK));
menuCopy = new JMenuItem("复制");
menuCopy.setAccelerator(
KeyStroke.getKeyStroke(KeyEvent.VK_C,
InputEvent.CTRL_MASK));
menuPaste = new JMenuItem("粘贴");
menuPaste.setAccelerator(
KeyStroke.getKeyStroke(KeyEvent.VK_V,
InputEvent.CTRL_MASK));
editMenu.add(menuCut);
editMenu.add(menuCopy);
editMenu.add(menuPaste);
// 设置「关于」菜单
JMenu aboutMenu = new JMenu("关于");
menuAbout = new JMenuItem("关于JNotePad");
aboutMenu.add(menuAbout);
menuBar.add(fileMenu);
menuBar.add(editMenu);
menuBar.add(aboutMenu);
setJMenuBar(menuBar);
// 文字编辑区域
textArea = new JTextArea();
textArea.setFont(new Font("宋体", Font.PLAIN, 16));
textArea.setLineWrap(true);
JScrollPane panel = new JScrollPane(textArea,
ScrollPaneConstants.VERTICAL_SCROLLBAR_AS_NEEDED,
ScrollPaneConstants.HORIZONTAL_SCROLLBAR_NEVER);
Container contentPane = getContentPane();
contentPane.add(panel, BorderLayout.CENTER);
// 状态栏
stateBar = new JLabel("未修改");
stateBar.setHorizontalAlignment(SwingConstants.LEFT);
stateBar.setBorder(
BorderFactory.createEtchedBorder());
contentPane.add(stateBar, BorderLayout.SOUTH);
popUpMenu = editMenu.getPopupMenu();
fileChooser = new JFileChooser();
}
private void setUpEventListener() {
// 按下窗口关闭钮事件处理
addWindowListener(
new WindowAdapter() {
public void windowClosing(WindowEvent e) {
closeFile();
}
}
);
// 菜单 - 打开
menuOpen.addActionListener(
new ActionListener() {
public void actionPerformed(ActionEvent e) {
openFile();
}
}
);
// 菜单 - 保存
menuSave.addActionListener(
new ActionListener() {
public void actionPerformed(ActionEvent e) {
saveFile();
}
}
);
// 菜单 - 另存为
menuSaveAs.addActionListener(
new ActionListener() {
public void actionPerformed(ActionEvent e) {
saveFileAs();
}
}
);
// 菜单 - 关闭文件
menuClose.addActionListener(
new ActionListener() {
public void actionPerformed(ActionEvent e) {
closeFile();
}
}
);
// 菜单 - 剪切
menuCut.addActionListener(
new ActionListener() {
public void actionPerformed(ActionEvent e) {
cut();
}
}
);
// 菜单 - 复制
menuCopy.addActionListener(
new ActionListener() {
public void actionPerformed(ActionEvent e) {
copy();
}
}
);
// 菜单 - 粘贴
menuPaste.addActionListener(
new ActionListener() {
public void actionPerformed(ActionEvent e) {
paste();
}
}
);
// 菜单 - 关于
menuAbout.addActionListener(
new ActionListener() {
public void actionPerformed(ActionEvent e) {
// 显示对话框
JOptionPane.showOptionDialog(null,
"程序名称:\n JNotePad \n" +
"程序设计:\n \n" +
"简介:\n 一个简单的文字编辑器\n" +
" 可作为验收Java的实现对象\n" +
" 欢迎网友下载研究交流\n\n" +
" /",
"关于JNotePad",
JOptionPane.DEFAULT_OPTION,
JOptionPane.INFORMATION_MESSAGE,
null, null, null);
}
}
);
// 编辑区键盘事件
textArea.addKeyListener(
new KeyAdapter() {
public void keyTyped(KeyEvent e) {
processTextArea();
}
}
);
// 编辑区鼠标事件
textArea.addMouseListener(
new MouseAdapter() {
public void mouseReleased(MouseEvent e) {
if(e.getButton() == MouseEvent.BUTTON3)
popUpMenu.show(editMenu, e.getX(), e.getY());
}
public void mouseClicked(MouseEvent e) {
if(e.getButton() == MouseEvent.BUTTON1)
popUpMenu.setVisible(false);
}
}
);
}
private void openFile() {
if(isCurrentFileSaved()) { // 文件是否为保存状态
open(); // 打开
}
else {
// 显示对话框
int option = JOptionPane.showConfirmDialog(
null, "文件已修改，是否保存？",
"保存文件？", JOptionPane.YES_NO_OPTION,
JOptionPane.WARNING_MESSAGE, null);
switch(option) {
// 确认文件保存
case JOptionPane.YES_OPTION:
saveFile(); // 保存文件
break;
// 放弃文件保存
case JOptionPane.NO_OPTION:
open();
break;
}
}
}
private boolean isCurrentFileSaved() {
if(stateBar.getText().equals("未修改")) {
return false;
}
else {
return true;
}
}
private void open() {
// fileChooser 是 JFileChooser 的实例
// 显示文件选取的对话框
int option = fileChooser.showDialog(null, null);
// 使用者按下确认键
if(option == JFileChooser.APPROVE_OPTION) {
try {
// 开启选取的文件
BufferedReader buf =
new BufferedReader(
new FileReader(
fileChooser.getSelectedFile()));
// 设定文件标题
setTitle(fileChooser.getSelectedFile().toString());
// 清除前一次文件
textArea.setText("");
// 设定状态栏
stateBar.setText("未修改");
// 取得系统相依的换行字符
String lineSeparator = System.getProperty("line.separator");
// 读取文件并附加至文字编辑区
String text;
while((text = buf.readLine()) != null) {
textArea.append(text);
textArea.append(lineSeparator);
}
buf.close();
}
catch(IOException e) {
JOptionPane.showMessageDialog(null, e.toString(),
"开启文件失败", JOptionPane.ERROR_MESSAGE);
}
}
}
private void saveFile() {
// 从标题栏取得文件名称
File file = new File(getTitle());
// 若指定的文件不存在
if(!file.exists()) {
// 执行另存为
saveFileAs();
}
else {
try {
// 开启指定的文件
BufferedWriter buf =
new BufferedWriter(
new FileWriter(file));
// 将文字编辑区的文字写入文件
buf.write(textArea.getText());
buf.close();
// 设定状态栏为未修改
stateBar.setText("未修改");
}
catch(IOException e) {
JOptionPane.showMessageDialog(null, e.toString(),
"写入文件失败", JOptionPane.ERROR_MESSAGE);
}
}
}
private void saveFileAs() {
// 显示文件对话框
int option = fileChooser.showSaveDialog(null);
// 如果确认选取文件
if(option == JFileChooser.APPROVE_OPTION) {
// 取得选择的文件
File file = fileChooser.getSelectedFile();
// 在标题栏上设定文件名称
setTitle(file.toString());
try {
// 建立文件
file.createNewFile();
// 进行文件保存
saveFile();
}
catch(IOException e) {
JOptionPane.showMessageDialog(null, e.toString(),
"无法建立新文件", JOptionPane.ERROR_MESSAGE);
}
}
}
private void closeFile() {
// 是否已保存文件
if(isCurrentFileSaved()) {
// 释放窗口资源，而后关闭程序
dispose();
}
else {
int option = JOptionPane.showConfirmDialog(
null, "文件已修改，是否保存？",
"保存文件？", JOptionPane.YES_NO_OPTION,
JOptionPane.WARNING_MESSAGE, null);
switch(option) {
case JOptionPane.YES_OPTION:
saveFile();
break;
case JOptionPane.NO_OPTION:
dispose();
}
}
}
private void cut() {
textArea.cut();
stateBar.setText("已修改");
popUpMenu.setVisible(false);
}
private void copy() {
textArea.copy();
popUpMenu.setVisible(false);
}
private void paste() {
textArea.paste();
stateBar.setText("已修改");
popUpMenu.setVisible(false);
}
private void processTextArea() {
stateBar.setText("已修改");
}
public static void main(String[] args) {
new JNotePadUI();
}
}
（把代码复制到一个新空白网页中即可，别看演示，演示的代码不对）
代码如下：
SCRIPT language=JavaScript
!--
/*****************************************************************************
日期资料
*****************************************************************************/
var lunarInfo=new Array(
0x04bd8,0x04ae0,0x0a570,0x054d5,0x0d260,0x0d950,0x16554,0x056a0,0x09ad0,0x055d2,
0x04ae0,0x0a5b6,0x0a4d0,0x0d250,0x1d255,0x0b540,0x0d6a0,0x0ada2,0x095b0,0x14977,
0x04970,0x0a4b0,0x0b4b5,0x06a50,0x06d40,0x1ab54,0x02b60,0x09570,0x052f2,0x04970,
0x06566,0x0d4a0,0x0ea50,0x06e95,0x05ad0,0x02b60,0x186e3,0x092e0,0x1c8d7,0x0c950,
0x0d4a0,0x1d8a6,0x0b550,0x056a0,0x1a5b4,0x025d0,0x092d0,0x0d2b2,0x0a950,0x0b557,
0x06ca0,0x0b550,0x15355,0x04da0,0x0a5d0,0x14573,0x052d0,0x0a9a8,0x0e950,0x06aa0,
0x0aea6,0x0ab50,0x04b60,0x0aae4,0x0a570,0x05260,0x0f263,0x0d950,0x05b57,0x056a0,
0x096d0,0x04dd5,0x04ad0,0x0a4d0,0x0d4d4,0x0d250,0x0d558,0x0b540,0x0b5a0,0x195a6,
0x095b0,0x049b0,0x0a974,0x0a4b0,0x0b27a,0x06a50,0x06d40,0x0af46,0x0ab60,0x09570,
0x04af5,0x04970,0x064b0,0x074a3,0x0ea50,0x06b58,0x055c0,0x0ab60,0x096d5,0x092e0,
0x0c960,0x0d954,0x0d4a0,0x0da50,0x07552,0x056a0,0x0abb7,0x025d0,0x092d0,0x0cab5,
0x0a950,0x0b4a0,0x0baa4,0x0ad50,0x055d9,0x04ba0,0x0a5b0,0x15176,0x052b0,0x0a930,
0x07954,0x06aa0,0x0ad50,0x05b52,0x04b60,0x0a6e6,0x0a4e0,0x0d260,0x0ea65,0x0d530,
0x05aa0,0x076a3,0x096d0,0x04bd7,0x04ad0,0x0a4d0,0x1d0b6,0x0d250,0x0d520,0x0dd45,
0x0b5a0,0x056d0,0x055b2,0x049b0,0x0a577,0x0a4b0,0x0aa50,0x1b255,0x06d20,0x0ada0)
var solarMonth=new Array(31,28,31,30,31,30,31,31,30,31,30,31);
var Gan=new Array("甲","乙","丙","丁","戊","己","庚","辛","壬","癸");
var Zhi=new Array("子","丑","寅","卯","辰","巳","午","未","申","酉","戌","亥");
var Animals=new Array("鼠","牛","虎","兔","龙","蛇","马","羊","猴","鸡","狗","猪");
var solarTerm = new Array("小寒","大寒","立春","雨水","惊蛰","春分","清明","谷雨","立夏","小满","芒种","夏至","小暑","大暑","立秋","处暑","白露","秋分","寒露","霜降","立冬","小雪","大雪","冬至")
var sTermInfo = new Array(0,21208,42467,63836,85337,107014,128867,150921,173149,195551,218072,240693,263343,285989,308563,331033,353350,375494,397447,419210,440795,462224,483532,504758)
var nStr1 = new Array('日','一','二','三','四','五','六','七','八','九','十')
var nStr2 = new Array('初','十','廿','卅',' ')
var monthName = new Array("JAN","FEB","MAR","APR","MAY","JUN","JUL","AUG","SEP","OCT","NOV","DEC");
//国历节日 *表示放假日
var sFtv = new Array(
"0101*元旦",
"0214 情人节",
"0308 妇女节",
"0312 植树节",
"0315 消费者权益日",
"0317 St. Patrick's",
"0401 愚人节",
"0501 劳动节",
"0504 青年节",
"0512 护士节",
"0512 茵生日",
"0601 儿童节",
"0614 Flag Day",
"0701 建党节 香港回归纪念",
"0703 炎黄在线诞辰",
"0718 托普诞辰",
"0801 建军节",
"0808 父亲节",
"0909 毛泽东逝世纪念",
"0910 教师节",
"0928 孔子诞辰",
"1001*国庆节",
"1006 老人节",
"1024 联合国日",
"1111 Veteran's / Remembrance Day",
"1112 孙中山诞辰纪念",
"1220 澳门回归纪念",
"1225 Christmas Day",
"1226 毛泽东诞辰纪念")
//农历节日 *表示放假日
var lFtv = new Array(
"0101*春节",
"0115 元宵节",
"0328 我生日",
"0505 端午节",
"0707 七夕情人节",
"0715 中元节",
"0815 中秋节",
"0909 重阳节",
"1208 腊八节",
"1224 小年",
"0100*除夕")
//某月的第几个星期几
var wFtv = new Array(
"0131 Martin Luther King Day",
"0231 President's Day",
"0520 母亲节",
"0530 Armed Forces Day",
"0531 Victoria Day",
"0716 合作节",
"0730 被奴役国家周",
"0811 Civic Holiday",
"0911 Labor Holiday",
"1021 Columbus Day",
"1144 Thanksgiving")
/*****************************************************************************
日期计算
*****************************************************************************/
//====================================== 传回农历 y年的总天数
function lYearDays(y) {
var i, sum = 348
for(i=0x8000; i0x8; i=1) sum += (lunarInfo[y-1900] i)? 1: 0
return(sum+leapDays(y))
}
//====================================== 传回农历 y年闰月的天数
function leapDays(y) {
if(leapMonth(y)) return((lunarInfo[y-1900] 0x10000)? 30: 29)
else return(0)
}
//====================================== 传回农历 y年闰哪个月 1-12 , 没闰传回 0
function leapMonth(y) {
return(lunarInfo[y-1900] 0xf)
}
//====================================== 传回农历 y年m月的总天数
function monthDays(y,m) {
return( (lunarInfo[y-1900] (0x10000m))? 30: 29 )
}
//====================================== 算出农历, 传入日期物件, 传回农历日期物件
// 该物件属性有 .year .month .day .isLeap .yearCyl .dayCyl .monCyl
function Lunar(objDate) {
var i, leap=0, temp=0
var baseDate = new Date(1900,0,31)
var offset = (objDate - baseDate)/86400000
this.dayCyl = offset + 40
this.monCyl = 14
for(i=1900; i2050 offset0; i++) {
temp = lYearDays(i)
offset -= temp
this.monCyl += 12
}
if(offset0) {
offset += temp;
i--;
this.monCyl -= 12
}
this.year = i
this.yearCyl = i-1864
leap = leapMonth(i) //闰哪个月
this.isLeap = false
for(i=1; i13 offset0; i++) {
//闰月
if(leap0 i==(leap+1) this.isLeap==false)
{ --i; this.isLeap = true; temp = leapDays(this.year); }
else
{ temp = monthDays(this.year, i); }
//解除闰月
if(this.isLeap==true i==(leap+1)) this.isLeap = false
offset -= temp
if(this.isLeap == false) this.monCyl ++
}
if(offset==0 leap0 i==leap+1)
if(this.isLeap)
{ this.isLeap = false; }
else
{ this.isLeap = true; --i; --this.monCyl;}
if(offset0){ offset += temp; --i; --this.monCyl; }
this.month = i
this.day = offset + 1
}
//==============================传回国历 y年某m+1月的天数
function solarDays(y,m) {
if(m==1)
return(((y%4 == 0) (y%100 != 0) || (y%400 == 0))? 29: 28)
else
return(solarMonth[m])
}
//============================== 传入 offset 传回干支, 0=甲子
function cyclical(num) {
return(Gan[num%10]+Zhi[num%12])
}
//============================== 月历属性
function calElement(sYear,sMonth,sDay,week,lYear,lMonth,lDay,isLeap,cYear,cMonth,cDay) {
this.isToday = false;
//国历
this.sYear = sYear;
this.sMonth = sMonth;
this.sDay = sDay;
this.week = week;
//农历
this.lYear = lYear;
this.lMonth = lMonth;
this.lDay = lDay;
this.isLeap = isLeap;
//干支
this.cYear = cYear;
this.cMonth = cMonth;
this.cDay = cDay;
this.color = '';
this.lunarFestival = ''; //农历节日
this.solarFestival = ''; //国历节日
this.solarTerms = ''; //节气
}
//===== 某年的第n个节气为几日(从0小寒起算)
function sTerm(y,n) {
var offDate = new Date( ( 31556925974.7*(y-1900) + sTermInfo[n]*60000 ) + Date.UTC(1900,0,6,2,5) )
return(offDate.getUTCDate())
}
//============================== 传回月历物件 (y年,m+1月)
function calendar(y,m) {
var sDObj, lDObj, lY, lM, lD=1, lL, lX=0, tmp1, tmp2
var lDPOS = new Array(3)
var n = 0
var firstLM = 0
sDObj = new Date(y,m,1) //当月一日日期
this.length = solarDays(y,m) //国历当月天数
this.firstWeek = sDObj.getDay() //国历当月1日星期几
for(var i=0;ithis.length;i++) {
if(lDlX) {
sDObj = new Date(y,m,i+1) //当月一日日期
lDObj = new Lunar(sDObj) //农历
lY = lDObj.year //农历年
lM = lDObj.month //农历月
lD = lDObj.day //农历日
lL = lDObj.isLeap //农历是否闰月
lX = lL? leapDays(lY): monthDays(lY,lM) //农历当月最后一天
if(n==0) firstLM = lM
lDPOS[n++] = i-lD+1
}
//sYear,sMonth,sDay,week,
//lYear,lMonth,lDay,isLeap,
//cYear,cMonth,cDay
this[i] = new calElement(y, m+1, i+1, nStr1[(i+this.firstWeek)%7],
lY, lM, lD++, lL,
cyclical(lDObj.yearCyl) ,cyclical(lDObj.monCyl), cyclical(lDObj.dayCyl++) )
if((i+this.firstWeek)%7==0) this[i].color = 'red' //周日颜色
if((i+this.firstWeek)%14==13) this[i].color = 'red' //周休二日颜色
}
//节气
tmp1=sTerm(y,m*2 )-1
tmp2=sTerm(y,m*2+1)-1
this[tmp1].solarTerms = solarTerm[m*2]
this[tmp2].solarTerms = solarTerm[m*2+1]
if(m==3) this[tmp1].color = 'red' //清明颜色
//国历节日
for(i in sFtv)
if(sFtv[i].match(/^(\d{2})(\d{2})([\s\*])(.+)$/))
if(Number(RegExp.$1)==(m+1)) {
this[Number(RegExp.$2)-1].solarFestival += RegExp.$4 + ' '
if(RegExp.$3=='*') this[Number(RegExp.$2)-1].color = 'red'
}
//月周节日
for(i in wFtv)
if(wFtv[i].match(/^(\d{2})(\d)(\d)([\s\*])(.+)$/))
if(Number(RegExp.$1)==(m+1)) {
tmp1=Number(RegExp.$2)
tmp2=Number(RegExp.$3)
this[((this.firstWeektmp2)?7:0) + 7*(tmp1-1) + tmp2 - this.firstWeek].solarFestival += RegExp.$5 + ' '
}
//农历节日
for(i in lFtv)
if(lFtv[i].match(/^(\d{2})(.{2})([\s\*])(.+)$/)) {
tmp1=Number(RegExp.$1)-firstLM
if(tmp1==-11) tmp1=1
if(tmp1 =0 tmp1n) {
tmp2 = lDPOS[tmp1] + Number(RegExp.$2) -1
if( tmp2 = 0 tmp2this.length) {
this[tmp2].lunarFestival += RegExp.$4 + ' '
if(RegExp.$3=='*') this[tmp2].color = 'red'
}
}
}
//黑色星期五
if((this.firstWeek+12)%7==5)
this[12].solarFestival += '黑色星期五 '
//今日
if(y==tY m==tM) this[tD-1].isToday = true;
}
//====================== 中文日期
function cDay(d){
var s;
switch (d) {
case 10:
s = '初十'; break;
case 20:
s = '二十'; break;
break;
case 30:
s = '三十'; break;
break;
default :
s = nStr2[Math.floor(d/10)];
s += nStr1[d%10];
}
return(s);
}
///////////////////////////////////////////////////////////////////////////////
var cld;
function drawCld(SY,SM) {
var i,sD,s,size;
cld = new calendar(SY,SM);
if(SY1874 SY1909) yDisplay = '光绪' + (((SY-1874)==1)?'元':SY-1874)
if(SY1908 SY1912) yDisplay = '宣统' + (((SY-1908)==1)?'元':SY-1908)
if(SY1911 SY1950) yDisplay = '民国' + (((SY-1911)==1)?'元':SY-1911)
// if(SY1949) yDisplay = '共和国' + (((SY-1949)==1)?'元':SY-1949)
// GZ.innerHTML = yDisplay +'年 农历' + cyclical(SY-1900+36) + '年 【'+Animals[(SY-4)%12]+'】';
if(SY1949) yDisplay = ''
GZ.innerHTML = yDisplay +' 农历' + cyclical(SY-1900+36) + '年 【'+Animals[(SY-4)%12]+'】';
YMBG.innerHTML = " " + SY + "BR " + monthName[SM];
for(i=0;i42;i++) {
sObj=eval('SD'+ i);
lObj=eval('LD'+ i);
sObj.className = '';
sD = i - cld.firstWeek;
if(sD-1 sDcld.length) { //日期内
sObj.innerHTML = sD+1;
if(cld[sD].isToday) sObj.className = 'todyaColor'; //今日颜色
sObj.style.color = cld[sD].color; //国定假日颜色
if(cld[sD].lDay==1) //显示农历月
lObj.innerHTML = 'b'+(cld[sD].isLeap?'闰':'') + cld[sD].lMonth + '月' + (monthDays(cld[sD].lYear,cld[sD].lMonth)==29?'小':'大')+'/b';
else //显示农历日
lObj.innerHTML = cDay(cld[sD].lDay);
s=cld[sD].lunarFestival;
if(s.length0) { //农历节日
if(s.length6) s = s.substr(0, 4)+'…';
s = s.fontcolor('red');
}
else { //国历节日
s=cld[sD].solarFestival;
if(s.length0) {
size = (s.charCodeAt(0)0 s.charCodeAt(0)128)?8:4;
if(s.lengthsize+2) s = s.substr(0, size)+'…';
s = s.fontcolor('blue');
}
else { //廿四节气
s=cld[sD].solarTerms;
if(s.length0) s = s.fontcolor('limegreen');
}
}
if(s.length0) lObj.innerHTML = s;
}
else { //非日期
sObj.innerHTML = '';
lObj.innerHTML = '';
}
}
}
function changeLong()
{
var y,m,ly,lm,id,im,iy,yangy,yangm,deltm,miny,tt;
CLD.SY.selectedIndex=CLD.D1.selectedIndex;
CLD.SM.selectedIndex=CLD.D2.selectedIndex;
yangm=0;yangy=0;
tt=true;
while (tt)
{
yangm=0;yangy=0;
changeCld();
for(i=0;i42;i++)
{
sD = i - cld.firstWeek;
if(sD-1 sDcld.length)
{ //日期内
if ((cld[sD].lMonth==CLD.D2.selectedIndex+1)(cld[sD].lYear==CLD.D1.selectedIndex+1900))
{
yangy=CLD.SY.selectedIndex+1900; yangm=CLD.SM.selectedIndex ;
tt=false;
break;
}
}
}
if (!tt) break;
pushBtm('MD');
changeCld();
// alert(CLD.SY.selectedIndex+" "+CLD.SM.selectedIndex);
for(i=0;i42;i++)
{
sD = i - cld.firstWeek;
if(sD-1 sDcld.length)
{ //日期内
if ((cld[sD].lMonth==CLD.D2.selectedIndex+1)(cld[sD].lYear==CLD.D1.selectedIndex+1900))
{
yangy=CLD.SY.selectedIndex+1900; yangm=CLD.SM.selectedIndex ;
tt=false;
break;
}
}
}
break;
}
// alert(yangy+" "+yangm);
//CLD.SY.selectedIndex=yangy;//-1900;
//pushBtm('YU');
//pushBtm('YD');
CLD.SM.selectedIndex=yangm;
pushBtm('MD');
pushBtm('MU');
}
//changeLong end
function changeCld() {
var y,m;
y=CLD.SY.selectedIndex+1900;
m=CLD.SM.selectedIndex;
drawCld(y,m);
}
function pushBtm(K) {
switch (K){
case 'YU' :
if(CLD.SY.selectedIndex0) CLD.SY.selectedIndex--;
break;
case 'YD' :
if(CLD.SY.selectedIndex149) CLD.SY.selectedIndex++;
break;
case 'MU' :
if(CLD.SM.selectedIndex0) {
CLD.SM.selectedIndex--;
}
else {
CLD.SM.selectedIndex=11;
if(CLD.SY.selectedIndex0) CLD.SY.selectedIndex--;
}
break;
case 'MD' :
if(CLD.SM.selectedIndex11) {
CLD.SM.selectedIndex++;
}
else {
CLD.SM.selectedIndex=0;
if(CLD.SY.selectedIndex149) CLD.SY.selectedIndex++;
}
break;
default :
CLD.SY.selectedIndex=tY-1900;
CLD.SM.selectedIndex=tM;
}
changeCld();
}
var Today = new Date();
var tY = Today.getFullYear();
var tM = Today.getMonth();
var tD = Today.getDate();
//////////////////////////////////////////////////////////////////////////////
var width = "130";
var offsetx = 2;
var offsety = 16;
var x = 0;
var y = 0;
var snow = 0;
var sw = 0;
var cnt = 0;
var dStyle;
document.onmousemove = mEvn;
//显示详细日期资料
function mOvr(v) {
var s,festival;
var sObj=eval('SD'+ v);
var d=sObj.innerHTML-1;
//sYear,sMonth,sDay,week,
//lYear,lMonth,lDay,isLeap,
//cYear,cMonth,cDay
if(sObj.innerHTML!='') {
sObj.style.cursor = 's-resize';
if(cld[d].solarTerms == '' cld[d].solarFestival == '' cld[d].lunarFestival == '')
festival = '';
else
festival = 'TABLE WIDTH=100% BORDER=0 CELLPADDING=2 CELLSPACING=0 BGCOLOR="#CCFFCC"TRTD'+
'FONT COLOR="#000000" STYLE="font-size:9pt;"'+cld[d].solarTerms + ' ' + cld[d].solarFestival + ' ' + cld[d].lunarFestival+'/FONT/TD'+
'/TR/TABLE';
s= 'TABLE WIDTH="130" BORDER=0 CELLPADDING="2" CELLSPACING=0 BGCOLOR="#000066"TRTD' +
'TABLE WIDTH=100% BORDER=0 CELLPADDING=0 CELLSPACING=0TRTD ALIGN="right"FONT COLOR="#ffffff" STYLE="font-size:9pt;"'+
cld[d].sYear+' 年 '+cld[d].sMonth+' 月 '+cld[d].sDay+' 日br星期'+cld[d].week+'br'+
'font color="violet"农历'+(cld[d].isLeap?'闰 ':' ')+cld[d].lMonth+' 月 '+cld[d].lDay+' 日/fontbr'+
'font color="yellow"'+cld[d].cYear+'年 '+cld[d].cMonth+'月 '+cld[d].cDay + '日/font'+
'/FONT/TD/TR/TABLE'+ festival +'/TD/TR/TABLE';
document.all["detail"].innerHTML = s;
if (snow == 0) {
dStyle.left = x+offsetx-(width/2);
dStyle.top = y+offsety;
dStyle.visibility = "visible";
snow = 1;
}
}
}
//清除详细日期资料
function mOut() {
if ( cnt = 1 ) { sw = 0 }
if ( sw == 0 ) { snow = 0; dStyle.visibility = "hidden";}
else cnt++;
}
//取得位置
function mEvn() {
x=event.x;
y=event.y;
if (document.body.scrollLeft)
{x=event.x+document.body.scrollLeft; y=event.y+document.body.scrollTop;}
if (snow){
dStyle.left = x+offsetx-(width/2)
dStyle.top = y+offsety
}
}
///////////////////////////////////////////////////////////////////////////
function tick() {
var today
today = new Date()
Clock.innerHTML = today.toLocaleString().replace(/(年|月)/g, "/").replace(/日/, "");
// Clock.innerHTML = TimeAdd(today.toGMTString(), CLD.TZ.value)
window.setTimeout("tick()", 1000);
}
function setCookie(name, value) {
var today = new Date()
var expires = new Date()
expires.setTime(today.getTime() + 1000*60*60*24*365)
document.cookie = name + "=" + escape(value) + "; expires=" + expires.toGMTString()
}
function getCookie(Name) {
var search = Name + "="
if(document.cookie.length 0) {
offset = document.cookie.indexOf(search)
if(offset != -1) {
offset += search.length
end = document.cookie.indexOf(";", offset)
if(end == -1) end = document.cookie.length
return unescape(document.cookie.substring(offset, end))
}
else return ""
}
}
/////////////////////////////////////////////////////////
function initial() {
dStyle = detail.style;
CLD.SY.selectedIndex=tY-1900;
CLD.SM.selectedIndex=tM;
drawCld(tY,tM);
// CLD.TZ.selectedIndex=getCookie("TZ");
// changeTZ();
tick();
}
//--
/SCRIPT
STYLE.todyaColor {
BACKGROUND-COLOR: aqua
}
/STYLE
META content="Microsoft FrontPage 4.0" name=GENERATOR/HEAD
BODY onload=initial()
SCRIPT language=JavaScript!--
if(navigator.appName == "Netscape" || parseInt(navigator.appVersion) 4)
document.write("h1你的浏览器无法执行此程序。/h1此程序在 IE4 以后的版本才能执行!!")
//--/SCRIPT
DIV id=detail style="POSITION: absolute"/DIV
FORM name=CLD
div align="center"
TABLE width="672" align="right" height="259" bordercolordark="#CC9900" border="4" background="l11.gif"
CENTER
center
TBODY
/center/center
TR
TD align=middle vAlign=top width="170" height="255"
div align="center"
center
TABLE BORDER=1 COLSPAN=2 width="221"
CENTER
centerFONT size=2
style="FONT-SIZE: 9pt"
td width="209"
p align="center"font style="font-size:10.8pt" color=RED本地计算机时间:/FONT/FONTBRFONT color=#000080 face=ARIAL
id=Clock size=3 align="center"/FONT
P!--时区 *表示自动调整为日光节约时间--
/center
/CENTER
/TABLE
/center
/div
div align="center"
center
table border=1 height="1" width="16"
td height="1" width="255"
table width="212" height="1"CENTER
center
FONT id=tSave
style="COLOR: red; FONT-FAMILY: Wingdings; FONT
排序的方式有很多种，这里给你个简单的：
public class test {
public static void main(String[] args) {
listSort();
treeSort();
}
private static void treeSort() {
System.out.println("TreeSet");
TreeSetStudent list = new TreeSet();
list.add(new Student("5", "awm", 68));
list.add(new Student("2", "王重阳", 21));
list.add(new Student("3", "郭靖", 54));
list.add(new Student("1", "张三丰", 35));
list.add(new Student("4", "toy", 13));
list.stream().forEach(u - System.out.println(u.toString()));
System.out.println("");
}
private static void listSort() {
System.out.println("List");
ListStudent list = new ArrayList();
list.add(new Student("5", "awm", 68));
list.add(new Student("2", "王重阳", 21));
list.add(new Student("3", "郭靖", 54));
list.add(new Student("1", "张三丰", 35));
list.add(new Student("4", "toy", 13));
list.stream().forEach(u - System.out.println(u.toString()));
System.out.println("排序后结果: ");
Collections.sort(list);//排序
list.stream().forEach(u - System.out.println(u.toString()));
System.out.println("");
}
}
class Student implements ComparableStudent {
private String num;
private String name;
private int age;
public Student(String num, String name, int age) {
this.num = num;
this.name = name;
this.age = age;
}
public String getNum() {
return num;
}
public void setNum(String num) {
this.num = num;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public int getAge() {
return age;
}
public void setAge(int age) {
this.age = age;
}
@Override
public String toString() {
return String.format("%s(%s) : %d 岁", name, num, age);
}
@Override
public int compareTo(Student o) {
// 这里返回的值，1升序 -1降序
return this.age o.getAge() ? 1 : -1;
}
}
public static void main(String[] args){
String 新郎="新郎名字";
String 新娘="新娘名字";
System.out.println("祝新郎"+新郎+"和新娘"+新娘+"新婚幸福");
}
improt java.util.Scanner;//这里的improt应改为import
public class Jioupanding
{
public static void main(String[] args)
{
Scanner scanner = new Scanner(System.in);//这里应该是Scanner input = new Scanner（System.in）;
System.out.println("请您输入一个数字");
int number = input.nextInt();
System.out.println("该数字是否为偶数%n"+ (number%2 == 0 ? '是': '否'));//这里用错了中文的符号，应改为英文的";"
}
}
public class HelloWorld{
public static void main(String[] args){
System.out.println("hello world!");
}
}
一. 基本概念
Java是一种可以撰写跨平台应用软件的面向对象的程序设计语言。Java 技术具有卓越的通用性、高效性、平台移植性和安全性，广泛应用于PC、数据中心、游戏控制台、科学超级计算机、移动电话和互联网，同时拥有全球最大的开发者专业社群。
二. 体系
Java分为三个体系，分别为Java SE（J2SE，Java2 Platform Standard Edition，标准版），
JavaEE（J2EE，Java 2 Platform, Enterprise Edition，企业版）。
Java ME（J2ME，Java 2 Platform Micro Edition，微型版）。