求Java 日历的小程序的源代码

也不知道你具体需求是什么，以前改过一个日历程序，一共四个java类，放在同一个包里。经测试可以运行。

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//Start.java

import java.awt.*;

import javax.swing.*;

class Start{

public static void main(String [] args){

DateFrame frame=new DateFrame();

frame.setLocationRelativeTo(frame);

frame.setResizable(false);

frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

frame.setVisible(true);

}

}

//DateInfo.java

import java.util.*;

public class DateInfo{

private int mYear, mMonth;

private int mDayOfMonth, mFristWeek;

public DateInfo(int year, int month) throws DateException{

mYear = year;

if (month 0 || month 12){

throw (new DateException());

}

mMonth = month;

mDayOfMonth = getDayOfMonth(mYear, mMonth);

mFristWeek = getFristWeek(mYear, mMonth);

}

private int getDayOfMonth(int year, int month){

int[][] ary = {{0, 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31},

{0, 31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31}};

return (ary[isLeapYear(year)][month]);

}

private int isLeapYear(int year){

if (year % 4 == 0 year % 100 != 0 ||year % 400 == 0){

return (1);

}

else{

return (0);

}

}

private int getFristWeek(int year, int month){

java.util.Calendar cal = Calendar.getInstance();

cal.set(year, month - 1, 1);

return (cal.get(Calendar.DAY_OF_WEEK) - 1);

}

public String toString(){

String str;

str = "\t\t" + mYear + "年" + mMonth + "月\n";

str += "日\t一\t二\t三\t四\t五\t六\n";

int i;

for (i = 1; i = mFristWeek; i++){

str += " \t";

}

for (int j = 1; j = mDayOfMonth; j++, i++){

str +=j+"\t" ;

if (i % 7 == 0){

str += "\n";

}

}

return (str);

}

}

//DateFrame.java

import java.awt.*;

import java.awt.event.*;

import javax.swing.*;

import java.util.Calendar;

class DateFrame extends JFrame implements Runnable{

Calendar date=Calendar.getInstance();

String[] str={"1","2","3","4","5","6","7","8","9","10","11","12"};

JLabel lblYear=new JLabel("年 ");

JLabel lblMonth=new JLabel("月 ");

JLabel lblDate=new JLabel("现在的时间是:");

JLabel lblShowDate=new JLabel();

// javax.swing.JTextField trxt =new JTextField(10);

// trxt.setHorizontalAlignment(JTextField.RIGHT); //设置文本从右边输入

JComboBox cboMonth=new JComboBox(str);

JComboBox cboYear=new JComboBox();

JTextArea txaShow=new JTextArea();

JPanel pnlNorth=new JPanel();

JPanel pnlSOUTH=new JPanel();

JButton btnShow=new JButton("显示");

JButton btnClose=new JButton("关闭");

JScrollPane jsp=new JScrollPane(txaShow);

Container c=this.getContentPane();

public DateFrame(){

Thread thread=new Thread(this);

thread.start();

this.setTitle("玩玩日历拉!!!");

this.setSize(300,260);

for (int i = 1990; i=2025; i++) {

cboYear.addItem(""+i);

}

cboYear.setSelectedItem(""+(date.get(Calendar.YEAR)));

cboMonth.setSelectedItem(""+(date.get(Calendar.MONTH)+1));

pnlNorth.add(cboYear);

txaShow.setTabSize(4); //设置tab键的距离

txaShow.setForeground(Color.GREEN);

pnlNorth.add(lblYear);

pnlNorth.add(cboMonth);

pnlNorth.add(lblMonth);

pnlNorth.add(lblDate);

pnlNorth.add(lblShowDate);

c.add(pnlNorth,BorderLayout.NORTH);

c.add(jsp);

pnlSOUTH.add(btnShow);

pnlSOUTH.add(btnClose);

c.add(pnlSOUTH,BorderLayout.SOUTH);

btnShow.addActionListener(new ActionListener(){

public void actionPerformed(ActionEvent e){

int year=Integer.parseInt((String)cboYear.getSelectedItem());

int month=Integer.parseInt((String)cboMonth.getSelectedItem());

try {

DateInfo date=new DateInfo(year,month);

txaShow.setText(""+date);

}

catch (DateException ex) {

ex.printStackTrace();

}

}

});

btnClose.addActionListener(new ActionListener(){

public void actionPerformed(ActionEvent e){

System.exit(0);

}

});

}

public void run(){

try {

while(true){

Thread.sleep(1000);

int hour=date.get(Calendar.HOUR);

int minute=date.get(Calendar.MINUTE);

int second=date.get(Calendar.SECOND);

String str=hour+":"+minute+":"+second;

lblShowDate.setText(str);

//this.repaint();

}

}

catch (Exception ex) {

ex.printStackTrace();

}

}

}

//DateException.java

public class DateException extends Exception{

public DateException(){

super("日期数据不合法.");

}

}

JAVA日历代码，怎么做？

import java.util.Date;

import java.util.Calendar;

import java.text.DateFormat;

import java.text.SimpleDateFormat;

import java.text.ParseException;

import java.awt.Color;

import java.awt.Font;

import java.awt.Point;

import java.awt.Dimension;

import java.awt.BorderLayout;

import java.awt.FlowLayout;

import java.awt.GridLayout;

import java.awt.Cursor;

import java.awt.event.ActionEvent;

import java.awt.event.ActionListener;

import javax.swing.JButton;

import javax.swing.JDialog;

import javax.swing.JPanel;

import javax.swing.JLabel;

import javax.swing.JSpinner;

import javax.swing.SpinnerNumberModel;

import javax.swing.SwingUtilities;

import javax.swing.SwingConstants;

import javax.swing.event.ChangeListener;

import javax.swing.event.ChangeEvent;

import javax.swing.border.LineBorder;

/**

* @company:NEUSOFT

* @Title:日期选择控件

* @Description:在原有基础上修改了以下内容：

* 1. 将容器由Frame改为了Dialog，以便在基于对话框的程序中也能够使用

* 2. 将最小日期由1980改为了1950，考虑到目前球员的出生日期可能早于1980年

* 3. 将初始显示格式设置为 yyyy年MM月dd日 格式，原有的小时去掉了，不适合于出生日期字段

*/

public class DateChooserJButton extends JButton {

private DateChooser dateChooser = null;

private String preLabel = "";

public DateChooserJButton() {

this(getNowDate());

}

public DateChooserJButton(SimpleDateFormat df, String dateString) {

this();

setText(df, dateString);

}

public DateChooserJButton(Date date) {

this("", date);

}

public DateChooserJButton(String preLabel, Date date) {

if (preLabel != null)

this.preLabel = preLabel;

setDate(date);

setBorder(null);

setCursor(new Cursor(Cursor.HAND_CURSOR));

addActionListener(new ActionListener() {

public void actionPerformed(ActionEvent e) {

if (dateChooser == null)

dateChooser = new DateChooser();

Point p = getLocationOnScreen();

p.y = p.y + 30;

dateChooser.showDateChooser(p);

}

});

}

private static Date getNowDate() {

return Calendar.getInstance().getTime();

}

private static SimpleDateFormat getDefaultDateFormat() {

return new SimpleDateFormat("yyyy年MM月dd日");

}

// 覆盖父类的方法

public void setText(String s) {

Date date;

try {

date = getDefaultDateFormat().parse(s);

} catch (ParseException e) {

date = getNowDate();

}

setDate(date);

}

public void setText(SimpleDateFormat df, String s) {

Date date;

try {

date = df.parse(s);

} catch (ParseException e) {

date = getNowDate();

}

setDate(date);

}

public void setDate(Date date) {

super.setText(preLabel + getDefaultDateFormat().format(date));

}

public Date getDate() {

String dateString = this.getText().substring(preLabel.length());

try {

return getDefaultDateFormat().parse(dateString);

} catch (ParseException e) {

return getNowDate();

}

}

public String getDateString()

{

Date birth =getDate();

DateFormat formatDate = new SimpleDateFormat("yyyy-MM-dd");

return formatDate.format(birth).toString();

//return this.getText().substring(preLabel.length());

}

// 覆盖父类的方法使之无效

//public void addActionListener(ActionListener listener) {

//}

private class DateChooser extends JPanel implements ActionListener,

ChangeListener {

int startYear = 1950; // 默认【最小】显示年份

int lastYear = 2050; // 默认【最大】显示年份

int width = 200; // 界面宽度

int height = 200; // 界面高度

Color backGroundColor = Color.gray; // 底色

// 月历表格配色----------------//

Color palletTableColor = Color.white; // 日历表底色

Color todayBackColor = Color.orange; // 今天背景色

Color weekFontColor = Color.blue; // 星期文字色

Color dateFontColor = Color.black; // 日期文字色

Color weekendFontColor = Color.red; // 周末文字色

// 控制条配色------------------//

Color controlLineColor = Color.pink; // 控制条底色

Color controlTextColor = Color.white; // 控制条标签文字色

Color rbFontColor = Color.white; // RoundBox文字色

Color rbBorderColor = Color.red; // RoundBox边框色

Color rbButtonColor = Color.pink; // RoundBox按钮色

Color rbBtFontColor = Color.red; // RoundBox按钮文字色

JDialog dialog;

JSpinner yearSpin;

JSpinner monthSpin;

JSpinner hourSpin;

JButton[][] daysButton = new JButton[6][7];

DateChooser() {

setLayout(new BorderLayout());

setBorder(new LineBorder(backGroundColor, 2));

setBackground(backGroundColor);

JPanel topYearAndMonth = createYearAndMonthPanal();

add(topYearAndMonth, BorderLayout.NORTH);

JPanel centerWeekAndDay = createWeekAndDayPanal();

add(centerWeekAndDay, BorderLayout.CENTER);

}

private JPanel createYearAndMonthPanal() {

Calendar c = getCalendar();

int currentYear = c.get(Calendar.YEAR);

int currentMonth = c.get(Calendar.MONTH) + 1;

int currentHour = c.get(Calendar.HOUR_OF_DAY);

JPanel result = new JPanel();

result.setLayout(new FlowLayout());

result.setBackground(controlLineColor);

yearSpin = new JSpinner(new SpinnerNumberModel(currentYear,

startYear, lastYear, 1));

yearSpin.setPreferredSize(new Dimension(48, 20));

yearSpin.setName("Year");

yearSpin.setEditor(new JSpinner.NumberEditor(yearSpin, "####"));

yearSpin.addChangeListener(this);

result.add(yearSpin);

JLabel yearLabel = new JLabel("年");

yearLabel.setForeground(controlTextColor);

result.add(yearLabel);

monthSpin = new JSpinner(new SpinnerNumberModel(currentMonth, 1,

12, 1));

monthSpin.setPreferredSize(new Dimension(35, 20));

monthSpin.setName("Month");

monthSpin.addChangeListener(this);

result.add(monthSpin);

JLabel monthLabel = new JLabel("月");

monthLabel.setForeground(controlTextColor);

result.add(monthLabel);

hourSpin = new JSpinner(new SpinnerNumberModel(currentHour, 0, 23,

1));

hourSpin.setPreferredSize(new Dimension(35, 20));

hourSpin.setName("Hour");

hourSpin.addChangeListener(this);

result.add(hourSpin);

JLabel hourLabel = new JLabel("时");

hourLabel.setForeground(controlTextColor);

result.add(hourLabel);

return result;

}

private JPanel createWeekAndDayPanal() {

String colname[] = { "日", "一", "二", "三", "四", "五", "六" };

JPanel result = new JPanel();

// 设置固定字体，以免调用环境改变影响界面美观

result.setFont(new Font("宋体", Font.PLAIN, 12));

result.setLayout(new GridLayout(7, 7));

result.setBackground(Color.white);

JLabel cell;

for (int i = 0; i 7; i++) {

cell = new JLabel(colname[i]);

cell.setHorizontalAlignment(JLabel.RIGHT);

if (i == 0 || i == 6)

cell.setForeground(weekendFontColor);

else

cell.setForeground(weekFontColor);

result.add(cell);

}

int actionCommandId = 0;

for (int i = 0; i 6; i++)

for (int j = 0; j 7; j++) {

JButton numberButton = new JButton();

numberButton.setBorder(null);

numberButton.setHorizontalAlignment(SwingConstants.RIGHT);

numberButton.setActionCommand(String

.valueOf(actionCommandId));

numberButton.addActionListener(this);

numberButton.setBackground(palletTableColor);

numberButton.setForeground(dateFontColor);

if (j == 0 || j == 6)

numberButton.setForeground(weekendFontColor);

else

numberButton.setForeground(dateFontColor);

daysButton[i][j] = numberButton;

result.add(numberButton);

actionCommandId++;

}

return result;

}

private JDialog createDialog(JDialog owner) {

JDialog result = new JDialog(owner, "日期时间选择", true);

result.setDefaultCloseOperation(JDialog.HIDE_ON_CLOSE);

result.getContentPane().add(this, BorderLayout.CENTER);

result.pack();

result.setSize(width, height);

return result;

}

void showDateChooser(Point position) {

JDialog owner = (JDialog) SwingUtilities

.getWindowAncestor(DateChooserJButton.this);

if (dialog == null || dialog.getOwner() != owner)

dialog = createDialog(owner);

dialog.setLocation(getAppropriateLocation(owner, position));

flushWeekAndDay();

dialog.setVisible(true);

}

Point getAppropriateLocation(JDialog owner, Point position) {

Point result = new Point(position);

Point p = owner.getLocation();

int offsetX = (position.x + width) - (p.x + owner.getWidth());

int offsetY = (position.y + height) - (p.y + owner.getHeight());

if (offsetX 0) {

result.x -= offsetX;

}

if (offsetY 0) {

result.y -= offsetY;

}

return result;

}

private Calendar getCalendar() {

Calendar result = Calendar.getInstance();

result.setTime(getDate());

return result;

}

private int getSelectedYear() {

return ((Integer) yearSpin.getValue()).intValue();

}

private int getSelectedMonth() {

return ((Integer) monthSpin.getValue()).intValue();

}

private int getSelectedHour() {

return ((Integer) hourSpin.getValue()).intValue();

}

private void dayColorUpdate(boolean isOldDay) {

Calendar c = getCalendar();

int day = c.get(Calendar.DAY_OF_MONTH);

c.set(Calendar.DAY_OF_MONTH, 1);

int actionCommandId = day - 2 + c.get(Calendar.DAY_OF_WEEK);

int i = actionCommandId / 7;

int j = actionCommandId % 7;

if (isOldDay)

daysButton[i][j].setForeground(dateFontColor);

else

daysButton[i][j].setForeground(todayBackColor);

}

private void flushWeekAndDay() {

Calendar c = getCalendar();

c.set(Calendar.DAY_OF_MONTH, 1);

int maxDayNo = c.getActualMaximum(Calendar.DAY_OF_MONTH);

int dayNo = 2 - c.get(Calendar.DAY_OF_WEEK);

for (int i = 0; i 6; i++) {

for (int j = 0; j 7; j++) {

String s = "";

if (dayNo = 1 dayNo = maxDayNo)

s = String.valueOf(dayNo);

daysButton[i][j].setText(s);

dayNo++;

}

}

dayColorUpdate(false);

}

public void stateChanged(ChangeEvent e) {

JSpinner source = (JSpinner) e.getSource();

Calendar c = getCalendar();

if (source.getName().equals("Hour")) {

c.set(Calendar.HOUR_OF_DAY, getSelectedHour());

setDate(c.getTime());

return;

}

dayColorUpdate(true);

if (source.getName().equals("Year"))

c.set(Calendar.YEAR, getSelectedYear());

else

// (source.getName().equals("Month"))

c.set(Calendar.MONTH, getSelectedMonth() - 1);

setDate(c.getTime());

flushWeekAndDay();

}

public void actionPerformed(ActionEvent e) {

JButton source = (JButton) e.getSource();

if (source.getText().length() == 0)

return;

dayColorUpdate(true);

source.setForeground(todayBackColor);

int newDay = Integer.parseInt(source.getText());

Calendar c = getCalendar();

c.set(Calendar.DAY_OF_MONTH, newDay);

setDate(c.getTime());

}

}

}

这是一个专门的选日期的类 ，你看看完了调用就行了

用JAVA做日历，要求源代码

import java.util.Scanner; public class Wan{ public static void main(String[] args){ Scanner name = new Scanner(System.in); System.out.print("请输入要查询的年份:"); int year = name.nextInt(); System.out.print("请输入该年的月份"); int month = name.nextInt(); } //累加 该年至输入的月份 天数 //比如 输入2009年的 3月分 // 那就累加 2009年的1月至 3月1号的总天数 public void sumDay(int year,int month){ int day = 0; int sumDay = 0; for(int i = 1;i=month;i++){ switch(i){ case 1: case 3: case 5: case 7: case 8: case 10: case 12: day = 31; break; case 2: if(year % 4 == 0 || year % 400 == 0 year %100!=0){ day = 29; }else{ day = 28; } break; default: day = 30; } //最后一个月份不要累加 因为我们只是要算到该月的一号就可以了 if(i month){ sumDay += day; } } //累加 2000年到该年的一月一号天数 for(int i = 2000;iyear;i++){ if( i % 4 == 0 || i %400== 0 i % 100 != 0){ sumDay += 366; }else{ sumDay += 365; } } //求该月一号为星期几 int week = sumDay % 7 +1; if(week == 7){ week = 0; } } public void fomatDate(int week,int day){ int g = 0; for(int i = 0;iweek;i++){ System.out.print("\t"); } for(int i = 1;i=day;i++){ System.out.print(i+"\t"); g = week + i; if(g % 7 == 0){ System.out.println(); } } } } 给点分哈 写得好累

java万年历源代码是多少？

package org.java.test;

import java.util.Scanner;

public class CalendarTest{

public static void main(String[] args) {

System.out.println("欢 迎 使 用 万 年 历");

Scanner input = new Scanner(System.in);

System.out.print("\n请选择年份： ");

int year = input.nextInt();

System.out.print("\n请选择月份： ");

int month = input.nextInt();

System.out.println();

int days = 0; // 存储当月的天数

boolean isRn;

/* 判断是否是闰年 */

if (year % 4 == 0 !(year % 100 == 0) || year % 400 == 0) { // 判断是否为闰年

isRn = true; // 闰年

} else {

isRn = false;// 平年

}

/* 计算输入的年份之前的天数 */

int totalDays = 0;

for (int i = 1900; i year; i++) {

/* 判断闰年或平年，并进行天数累加 */

if (i % 4 == 0 !(i % 100 == 0) || i % 400 == 0) { // 判断是否为闰年

totalDays = totalDays + 366; // 闰年366天

} else {

totalDays = totalDays + 365; // 平年365天

}

}

/* 计算输入月份之前的天数 */

int beforeDays = 0;

for (int i = 1; i = month; i++) {

switch (i) {

case 1:

case 3:

case 5:

case 7:

case 8:

case 10:

case 12:

days = 31;

break;

case 2:

if (isRn) {

days = 29;

} else {

days = 28;

}

break;

default:

days = 30;

break;

}

if (i month) {

beforeDays = beforeDays + days;

}

}

totalDays = totalDays + beforeDays; // 距离1900年1月1日的天数

/* 计算星期几 */

int firstDayOfMonth; // 存储当月第一天是星期几：星期日为0，星期一~星期六为1~6

int temp = 1 + totalDays % 7; // 从1900年1月1日推算

if (temp == 7) { // 求当月第一天

firstDayOfMonth = 0; // 周日

} else {

firstDayOfMonth = temp;

}

/* 输出日历 */

System.out.println("星期日\t星期一\t星期二\t星期三\t星期四\t星期五\t星期六");

for (int nullNo = 0; nullNo firstDayOfMonth; nullNo++) {

System.out.print("\t"); // 输出空格

}

for (int i = 1; i = days; i++) {

System.out.print(i + "\t");

if ((totalDays + i-1) % 7 == 5) { // 如果当天为周六，输出换行

System.out.println();

}

}

}

}

这是你要的万年历吗？

急需日历记事本JAVA源代码

import java.util.Calendar;

import javax.swing.*;

import java.awt.*;

import java.awt.event.*;

import java.io.*;

import java.util.Hashtable;

public class CalendarPad extends JFrame implements MouseListener

{

int year,month,day;

Hashtable hashtable;

File file;

JTextField showDay[];

JLabel title[];

Calendar 日历;

int 星期几;

NotePad notepad=null;

Month 负责改变月;

Year 负责改变年;

String 星期[]={"星期日","星期一","星期二","星期三","星期四","星期五","星期六"};

JPanel leftPanel,rightPanel;

public CalendarPad(int year,int month,int day)

{

leftPanel=new JPanel();

JPanel leftCenter=new JPanel();

JPanel leftNorth=new JPanel();

leftCenter.setLayout(new GridLayout(7,7));

rightPanel=new JPanel();

this.year=year;

this.month=month;

this.day=day;

负责改变年=new Year(this);

负责改变年.setYear(year);

负责改变月=new Month(this);

负责改变月.setMonth(month);

title=new JLabel[7];

showDay=new JTextField[42];

for(int j=0;j7;j++)

{

title[j]=new JLabel();

title[j].setText(星期[j]);

title[j].setBorder(BorderFactory.createRaisedBevelBorder());

leftCenter.add(title[j]);

}

title[0].setForeground(Color.red);

title[6].setForeground(Color.blue);

for(int i=0;i42;i++)

{

showDay[i]=new JTextField();

showDay[i].addMouseListener(this);

showDay[i].setEditable(false);

leftCenter.add(showDay[i]);

}

日历=Calendar.getInstance();

Box box=Box.createHorizontalBox();

box.add(负责改变年);

box.add(负责改变月);

leftNorth.add(box);

leftPanel.setLayout(new BorderLayout());

leftPanel.add(leftNorth,BorderLayout.NORTH);

leftPanel.add(leftCenter,BorderLayout.CENTER);

leftPanel.add(new Label("请在年份输入框输入所查年份(负数表示公元前),并回车确定"),

BorderLayout.SOUTH) ;

leftPanel.validate();

Container con=getContentPane();

JSplitPane split=new JSplitPane(JSplitPane.HORIZONTAL_SPLIT,

leftPanel,rightPanel);

con.add(split,BorderLayout.CENTER);

con.validate();

hashtable=new Hashtable();

file=new File("日历记事本.txt");

if(!file.exists())

{

try{

FileOutputStream out=new FileOutputStream(file);

ObjectOutputStream objectOut=new ObjectOutputStream(out);

objectOut.writeObject(hashtable);

objectOut.close();

out.close();

}

catch(IOException e)

{

}

}

notepad=new NotePad(this);

rightPanel.add(notepad);

设置日历牌(year,month);

addWindowListener(new WindowAdapter()

{ public void windowClosing(WindowEvent e)

{

System.exit(0);

}

});

setVisible(true);

setBounds(100,50,524,285);

validate();

}

public void 设置日历牌(int year,int month)

{

日历.set(year,month-1,1);

星期几=日历.get(Calendar.DAY_OF_WEEK)-1;

if(month==1||month==2||month==3||month==5||month==7

||month==8||month==10||month==12)

{

排列号码(星期几,31);

}

else if(month==4||month==6||month==9||month==11)

{

排列号码(星期几,30);

}

else if(month==2)

{

if((year%4==0year%100!=0)||(year%400==0))

{

排列号码(星期几,29);

}

else

{

排列号码(星期几,28);

}

}

}

public void 排列号码(int 星期几,int 月天数)

{

for(int i=星期几,n=1;i星期几+月天数;i++)

{

showDay[i].setText(""+n);

if(n==day)

{

showDay[i].setForeground(Color.green);

showDay[i].setFont(new Font("TimesRoman",Font.BOLD,20));

}

else

{

showDay[i].setFont(new Font("TimesRoman",Font.BOLD,12));

showDay[i].setForeground(Color.black);

}

if(i%7==6)

{

showDay[i].setForeground(Color.blue);

}

if(i%7==0)

{

showDay[i].setForeground(Color.red);

}

n++;

}

for(int i=0;i星期几;i++)

{

showDay[i].setText("");

}

for(int i=星期几+月天数;i42;i++)

{

showDay[i].setText("");

}

}

public int getYear()

{

return year;

}

public void setYear(int y)

{

year=y;

notepad.setYear(year);

}

public int getMonth()

{

return month;

}

public void setMonth(int m)

{

month=m;

notepad.setMonth(month);

}

public int getDay()

{

return day;

}

public void setDay(int d)

{

day=d;

notepad.setDay(day);

}

public Hashtable getHashtable()

{

return hashtable;

}

public File getFile()

{

return file;

}

public void mousePressed(MouseEvent e)

{

JTextField source=(JTextField)e.getSource();

try{

day=Integer.parseInt(source.getText());

notepad.setDay(day);

notepad.设置信息条(year,month,day);

notepad.设置文本区(null);

notepad.获取日志内容(year,month,day);

}

catch(Exception ee)

{

}

}

public void mouseClicked(MouseEvent e)

{

}

public void mouseReleased(MouseEvent e)

{

}

public void mouseEntered(MouseEvent e)

{

}

public void mouseExited(MouseEvent e)

{

}

public static void main(String args[])

{

Calendar calendar=Calendar.getInstance();

int y=calendar.get(Calendar.YEAR);

int m=calendar.get(Calendar.MONTH)+1;

int d=calendar.get(Calendar.DAY_OF_MONTH);

new CalendarPad(y,m,d);

}

}

~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

import javax.swing.*;

import java.awt.*;

import java.awt.event.*;

public class Month extends Box implements ActionListener

{

int month;

JTextField showMonth=null;

JButton 下月,上月;

CalendarPad 日历;

public Month(CalendarPad 日历)

{

super(BoxLayout.X_AXIS);

this.日历=日历;

showMonth=new JTextField(2);

month=日历.getMonth();

showMonth.setEditable(false);

showMonth.setForeground(Color.blue);

showMonth.setFont(new Font("TimesRomn",Font.BOLD,16));

下月=new JButton("下月");

上月=new JButton("上月");

add(上月);

add(showMonth);

add(下月);

上月.addActionListener(this);

下月.addActionListener(this);

showMonth.setText(""+month);

}

public void setMonth(int month)

{

if(month=12month=1)

{

this.month=month;

}

else

{

this.month=1;

}

showMonth.setText(""+month);

}

public int getMonth()

{

return month;

}

public void actionPerformed(ActionEvent e)

{

if(e.getSource()==上月)

{

if(month=2)

{

month=month-1;

日历.setMonth(month);

日历.设置日历牌(日历.getYear(),month);

}

else if(month==1)

{

month=12;

日历.setMonth(month);

日历.设置日历牌(日历.getYear(),month);

}

showMonth.setText(""+month);

}

else if(e.getSource()==下月)

{

if(month12)

{

month=month+1;

日历.setMonth(month);

日历.设置日历牌(日历.getYear(),month);

}

else if(month==12)

{

month=1;

日历.setMonth(month);

日历.设置日历牌(日历.getYear(),month);

}

showMonth.setText(""+month);

}

}

}

~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

import java.awt.*;

import java.awt.event.*;

import java.util.*;

import javax.swing.*;

import javax.swing.event.*;

import java.io.*;

public class NotePad extends JPanel implements ActionListener

{

JTextArea text;

JButton 保存日志,删除日志;

Hashtable table;

JLabel 信息条;

int year,month,day;

File file;

CalendarPad calendar;

public NotePad(CalendarPad calendar)

{

this.calendar=calendar;

year=calendar.getYear();

month=calendar.getMonth();

day=calendar.getDay();;

table=calendar.getHashtable();

file=calendar.getFile();

信息条=new JLabel(""+year+"年"+month+"月"+day+"日",JLabel.CENTER);

信息条.setFont(new Font("TimesRoman",Font.BOLD,16));

信息条.setForeground(Color.blue);

text=new JTextArea(10,10);

保存日志=new JButton("保存日志") ;

删除日志=new JButton("删除日志") ;

保存日志.addActionListener(this);

删除日志.addActionListener(this);

setLayout(new BorderLayout());

JPanel pSouth=new JPanel();

add(信息条,BorderLayout.NORTH);

pSouth.add(保存日志);

pSouth.add(删除日志);

add(pSouth,BorderLayout.SOUTH);

add(new JScrollPane(text),BorderLayout.CENTER);

}

public void actionPerformed(ActionEvent e)

{

if(e.getSource()==保存日志)

{

保存日志(year,month,day);

}

else if(e.getSource()==删除日志)

{

删除日志(year,month,day);

}

}

public void setYear(int year)

{

this.year=year;

}

public int getYear()

{

return year;

}

public void setMonth(int month)

{

this.month=month;

}

public int getMonth()

{

return month;

}

public void setDay(int day)

{

this.day=day;

}

public int getDay()

{

return day;

}

public void 设置信息条(int year,int month,int day)

{

信息条.setText(""+year+"年"+month+"月"+day+"日");

}

public void 设置文本区(String s)

{

text.setText(s);

}

public void 获取日志内容(int year,int month,int day)

{

String key=""+year+""+month+""+day;

try

{

FileInputStream inOne=new FileInputStream(file);

ObjectInputStream inTwo=new ObjectInputStream(inOne);

table=(Hashtable)inTwo.readObject();

inOne.close();

inTwo.close();

}

catch(Exception ee)

{

}

if(table.containsKey(key))

{

String m=""+year+"年"+month+"月"+day+"这一天有日志记载,想看吗?";

int ok=JOptionPane.showConfirmDialog(this,m,"询问",JOptionPane.YES_NO_OPTION,

JOptionPane.QUESTION_MESSAGE);

if(ok==JOptionPane.YES_OPTION)

{

text.setText((String)table.get(key));

}

else

{

text.setText("");

}

}

else

{

text.setText("无记录");

}

}

public void 保存日志(int year,int month,int day)

{

String 日志内容=text.getText();

String key=""+year+""+month+""+day;

String m=""+year+"年"+month+"月"+day+"保存日志吗?";

int ok=JOptionPane.showConfirmDialog(this,m,"询问",JOptionPane.YES_NO_OPTION,

JOptionPane.QUESTION_MESSAGE);

if(ok==JOptionPane.YES_OPTION)

{

try

{

FileInputStream inOne=new FileInputStream(file);

ObjectInputStream inTwo=new ObjectInputStream(inOne);

table=(Hashtable)inTwo.readObject();

inOne.close();

inTwo.close();

table.put(key,日志内容);

FileOutputStream out=new FileOutputStream(file);

ObjectOutputStream objectOut=new ObjectOutputStream(out);

objectOut.writeObject(table);

objectOut.close();

out.close();

}

catch(Exception ee)

{

}

}

}

public void 删除日志(int year,int month,int day)

{

String key=""+year+""+month+""+day;

if(table.containsKey(key))

{

String m="删除"+year+"年"+month+"月"+day+"日的日志吗?";

int ok=JOptionPane.showConfirmDialog(this,m,"询问",JOptionPane.YES_NO_OPTION,

JOptionPane.QUESTION_MESSAGE);

if(ok==JOptionPane.YES_OPTION)

{

try

{

FileInputStream inOne=new FileInputStream(file);

ObjectInputStream inTwo=new ObjectInputStream(inOne);

table=(Hashtable)inTwo.readObject();

inOne.close();

inTwo.close();

table.remove(key);

FileOutputStream out=new FileOutputStream(file);

ObjectOutputStream objectOut=new ObjectOutputStream(out);

objectOut.writeObject(table);

objectOut.close();

out.close();

text.setText(null);

}

catch(Exception ee)

{

}

}

}

else

{

String m=""+year+"年"+month+"月"+day+"无日志记录";

JOptionPane.showMessageDialog(this,m,"提示",JOptionPane.WARNING_MESSAGE);

}

}

}

~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

import javax.swing.*;

import java.awt.*;

import java.awt.event.*;

public class Year extends Box implements ActionListener

{

int year;

JTextField showYear=null;

JButton 明年,去年;

CalendarPad 日历;

public Year(CalendarPad 日历)

{

super(BoxLayout.X_AXIS);

showYear=new JTextField(4);

showYear.setForeground(Color.blue);

showYear.setFont(new Font("TimesRomn",Font.BOLD,14));

this.日历=日历;

year=日历.getYear();

明年=new JButton("下年");

去年=new JButton("上年");

add(去年);

add(showYear);

add(明年);

showYear.addActionListener(this);

去年.addActionListener(this);

明年.addActionListener(this);

}

public void setYear(int year)

{

this.year=year;

showYear.setText(""+year);

}

public int getYear()

{

return year;

}

public void actionPerformed(ActionEvent e)

{

if(e.getSource()==去年)

{

year=year-1;

showYear.setText(""+year);

日历.setYear(year);

日历.设置日历牌(year,日历.getMonth());

}

else if(e.getSource()==明年)

{

year=year+1;

showYear.setText(""+year);

日历.setYear(year);

日历.设置日历牌(year,日历.getMonth());

}

else if(e.getSource()==showYear)

{

try

{

year=Integer.parseInt(showYear.getText());

showYear.setText(""+year);

日历.setYear(year);

日历.设置日历牌(year,日历.getMonth());

}

catch(NumberFormatException ee)

{

showYear.setText(""+year);

日历.setYear(year);

日历.设置日历牌(year,日历.getMonth());

}

}

}

}

希望能帮到你，以上分为4个类。。分割线以标注了