日历记事本java代码 java实现日记本

求java实现日历记事本

import java.util.Scanner;/** * 实现日历的方法dayin * */public class printCalenderDemo { public static int year=Integer.MIN_VALUE; public static int month=Integer.MIN_VALUE; public static void main(String[] args) { /** * 1.提示用户输入打印时间 * 2.由用户输入的时间计算出 1900年1月1日到所要打印的日期的天数。 * 2.1年的总天数 * 2.2月的总天数 * 3.打印出月历的标题 * 4.打出月历的头 * 5.打印日历体 */// int sum =getSomeDaysOfYears();// sum+=getSomeDayOfMonth(); // sum++; //在上个月的最后一天 PrintCalender(); } public static void PrintCalender() { InputYearAndMonth(); int sum =getSomeDaysOfYears(); sum+=getSomeDayOfMonth(); sum++; System.out.println("第一天是星期"+sum%7); PrintMonthTitle(); PrintBody(); } private static void PrintMonthTitle() { String []monthNames={"一月","二月","三月","四月","五月","六月","七月","八月","九月","十月","十一月","十二月"}; System.out.println(year+"\t"+monthNames[month-1]); System.out.println("星期一\t星期二\t星期三\t星期四\t星期五\t星期六\t星期天"); } public static void PrintBody() { int sum =getSomeDaysOfYears(); sum+=getSomeDayOfMonth(); sum++; int monthNumber=MonthNumber(); int blank=sum%7; if (blank==0) blank=; for (int i=1;iblank;i++) { System.out.print("\t"); } for(int i=1;i=monthNumber;i++) { System.out.print(i); if((i+blank-1)%7==0) System.out.println(); else System.out.print("\t"); } } /** * 获得1900到year的总天数 * 全局变量参数可以不用传 */ private static int getSomeDaysOfYears(){ if(year==Integer.MIN_VALUE) { System.out.println("输入错误，请重新输入："); InputYearAndMonth(); } int sum=0; for(int i=1900;iyear;i++) { sum+=365; if(isLeapYear(i)) sum++; } return sum; } /** * * 求用户所输入非整年的天数 * 当年的一月到month-1的所有天数的和 * @return */ private static int getSomeDayOfMonth() { int sum=0; int[] dayOfMonth={31,28,31,30,31,30,31,31,30,31,30,31}; for(int i=0;imonth-1;i++) { sum+=dayOfMonth[i]; } if(isLeapYear(year)month=3) sum++; return sum; } public static int MonthNumber() { int[] dayOfMonth={31,28,31,30,31,30,31,31,30,31,30,31}; int monthNumber=dayOfMonth[month-1]; if(month==2isLeapYear(year)) monthNumber++; return monthNumber; } /** * 用于检验传入的年份是不是瑞年 * @param year * @return是瑞年则返回true */ private static boolean isLeapYear(int year){ return year%400==0||year%4==0year % 100 !=0; } private static void InputYearAndMonth() { Scanner input=new Scanner(System.in); System.out.println("请输入月份和月份："); year=input.nextInt(); month=input.nextInt(); input.close(); input=null; }}

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用java写的日历记事本代码？

详细代码

//CalendarWindow类：

import javax.swing.*;

import java.awt.*;

import java.awt.event.*;

import java.util.*;

import java.io.*;

public class CalendarWindow extends JFrame implements ActionListener,

MouseListener,FocusListener{

int year,month,day;

CalendarMessage calendarMessage;

CalendarPad calendarPad;

NotePad notePad;

JTextField showYear,showMonth;

JTextField [] showDay;

CalendarImage calendarImage;

Clock clock;

JButton nextYear,previousYear,nextMonth,previousMonth;

JButton saveDailyRecord,deleteDailyRecord,readDailyRecord;

File dir;

Color backColor=Color.gray;

public CalendarWindow(){

dir=new File("./dailyRecord");

dir.mkdir();

showDay=new JTextField[42];

for(int i=0;ishowDay.length;i++){

showDay[i]=new JTextField();

showDay[i].setBackground(backColor);

showDay[i].setLayout(new GridLayout(3,3));

showDay[i].addMouseListener(this);

showDay[i].addFocusListener(this);

}

calendarMessage=new CalendarMessage();

calendarPad=new CalendarPad();

notePad=new NotePad();

Calendar calendar=Calendar.getInstance();

calendar.setTime(new Date());

year=calendar.get(Calendar.YEAR);

month=calendar.get(Calendar.MONTH)+1;

day=calendar.get(Calendar.DAY_OF_MONTH);

calendarMessage.setYear(year);

calendarMessage.setMonth(month);

calendarMessage.setDay(day);

calendarPad.setCalendarMessage(calendarMessage);

calendarPad.setShowDayTextField(showDay);

notePad.setShowMessage(year,month,day);

calendarPad.showMonthCalendar();

doMark(); //给有日志的号码做标记,见后面的doMark()方法

calendarImage=new CalendarImage();

calendarImage.setImageFile(new File("sea.jpg"));

clock=new Clock();

JSplitPane splitV1=

new JSplitPane(JSplitPane.VERTICAL_SPLIT,calendarPad,calendarImage);

JSplitPane splitV2=

new JSplitPane(JSplitPane.VERTICAL_SPLIT,notePad,clock);

JSplitPane splitH=new JSplitPane(JSplitPane.HORIZONTAL_SPLIT,splitV1,splitV2);

add(splitH,BorderLayout.CENTER);

showYear=new JTextField(""+year,6);

showYear.setFont(new Font("TimesRoman",Font.BOLD,12));

showYear.setHorizontalAlignment(JTextField.CENTER);

showMonth=new JTextField(" "+month,4);

showMonth.setFont(new Font("TimesRoman",Font.BOLD,12));

showMonth.setHorizontalAlignment(JTextField.CENTER);

nextYear=new JButton("下年");

previousYear=new JButton("上年");

nextMonth=new JButton("下月");

previousMonth=new JButton("上月");

nextYear.addActionListener(this);

previousYear.addActionListener(this);

nextMonth.addActionListener(this);

previousMonth.addActionListener(this);

showYear.addActionListener(this);

JPanel north=new JPanel();

north.add(previousYear);

north.add(showYear);

north.add(nextYear);

north.add(previousMonth);

north.add(showMonth);

north.add(nextMonth);

add(north,BorderLayout.NORTH);

saveDailyRecord=new JButton("保存日志") ;

deleteDailyRecord=new JButton("删除日志");

readDailyRecord=new JButton("读取日志");

saveDailyRecord.addActionListener(this);

deleteDailyRecord.addActionListener(this);

readDailyRecord.addActionListener(this);

JPanel pSouth=new JPanel();

pSouth.add(saveDailyRecord);

pSouth.add(deleteDailyRecord);

pSouth.add(readDailyRecord);

add(pSouth,BorderLayout.SOUTH);

setVisible(true);//根据参数 b 的值显示或隐藏此 Window

setBounds(60,60,660,480);

validate();//验证此容器及其所有子组件

setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); //设置用户在此窗体上发起 "close" 时默认执行的操作

}

public void actionPerformed(ActionEvent e){

if(e.getSource()==nextYear){

year++;

showYear.setText(""+year);

calendarMessage.setYear(year);

calendarPad.setCalendarMessage(calendarMessage);

calendarPad.showMonthCalendar();

notePad.setShowMessage(year,month,day);

doMark();

}

else if(e.getSource()==previousYear){

year--;

showYear.setText(""+year);

calendarMessage.setYear(year);

calendarPad.setCalendarMessage(calendarMessage);

calendarPad.showMonthCalendar();

notePad.setShowMessage(year,month,day);

doMark();

}

else if(e.getSource()==nextMonth){

month++;

if(month12) month=1;

showMonth.setText(" "+month);

calendarMessage.setMonth(month);

calendarPad.setCalendarMessage(calendarMessage);

calendarPad.showMonthCalendar();

notePad.setShowMessage(year,month,day);

doMark();

}

else if(e.getSource()==previousMonth){

month--;

if(month1) month=12;

showMonth.setText(" "+month);

calendarMessage.setMonth(month);

calendarPad.setCalendarMessage(calendarMessage);

calendarPad.showMonthCalendar();

notePad.setShowMessage(year,month,day);

doMark();

}

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

String s=showYear.getText().trim();

char a[]=s.toCharArray();

boolean boo=false;

for(int i=0;ia.length;i++)

if(!(Character.isDigit(a[i])))

boo=true;

if(boo==true) //弹出“警告”消息对话框

JOptionPane.showMessageDialog(this,"您输入了非法年份","警告", JOptionPane.WARNING_MESSAGE);

else if(boo==false)

year=Integer.parseInt(s);

showYear.setText(""+year);

calendarMessage.setYear(year);

calendarPad.setCalendarMessage(calendarMessage);

calendarPad.showMonthCalendar();

notePad.setShowMessage(year,month,day);

doMark();

}

else if(e.getSource()==saveDailyRecord){

notePad.save(dir,year,month,day);

doMark();

}

else if(e.getSource()==deleteDailyRecord){

notePad.delete(dir,year,month,day);

doMark();

}

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

notePad.read(dir,year,month,day);

}

public void mousePressed(MouseEvent e){

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

String str=text.getText().trim();

try{ day=Integer.parseInt(str);

}

catch(NumberFormatException exp){

}

calendarMessage.setDay(day);

notePad.setShowMessage(year,month,day);

}

public void mouseReleased(MouseEvent e){}

public void mouseEntered(MouseEvent e) {}

public void mouseExited(MouseEvent e) {}

public void mouseClicked(MouseEvent e) {}

public void focusGained(FocusEvent e){

Component com=(Component)e.getSource();

com.setBackground(Color.red);

}

public void focusLost(FocusEvent e){

Component com=(Component)e.getSource();

com.setBackground(backColor);

}

public void doMark(){

for(int i=0;ishowDay.length;i++){

showDay[i].removeAll();

String str=showDay[i].getText().trim();

try{

int n=Integer.parseInt(str);

if(isHaveDailyRecord(n)==true){ //见后面的isHaveDailyRecord()方法

JLabel mess=new JLabel("存");

mess.setFont(new Font("TimesRoman",Font.PLAIN,11));

mess.setForeground(Color.black) ;

showDay[i].add(mess);

} }

catch(Exception exp){}

}

calendarPad.repaint();

calendarPad.validate();

}

public boolean isHaveDailyRecord(int n){

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

String [] dayFile=dir.list();

boolean boo=false;

for(int k=0;kdayFile.length;k++){

if(dayFile[k].equals(key+".txt")){

boo=true;

break;

} }

return boo;

}

public static void main(String args[]){

new CalendarWindow();

}

}

//CalendarPad类：

import javax.swing.*;

import java.awt.*;

import java.awt.event.*;

import java.util.*;

public class CalendarPad extends JPanel{

int year,month,day;

CalendarMessage calendarMessage;

JTextField [] showDay;

JLabel title[];

String [] 星期={"SUN/日","MON/一","TUE/二","WED/三","THU/四","FRI/五","SAT/六"};

JPanel north,center;

public CalendarPad(){

setLayout(new BorderLayout());

north=new JPanel();

north.setLayout(new GridLayout(1,7));

center=new JPanel();

center.setLayout(new GridLayout(6,7));

add(center,BorderLayout.CENTER);

add(north,BorderLayout.NORTH);

title=new JLabel[7];

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

title[j]=new JLabel();

title[j].setFont(new Font("TimesRoman",Font.BOLD,12));

title[j].setText(星期[j]);

title[j].setHorizontalAlignment(JLabel.CENTER);

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

north.add(title[j]);

}

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

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

}

public void setShowDayTextField(JTextField [] text){

showDay=text;

for(int i=0;ishowDay.length;i++){

showDay[i].setFont(new Font("TimesRoman",Font.BOLD,15));

showDay[i].setHorizontalAlignment(JTextField.CENTER);

showDay[i].setEditable(false);

center.add(showDay[i]);

}

}

public void setCalendarMessage(CalendarMessage calendarMessage){

this.calendarMessage=calendarMessage;

}

public void showMonthCalendar(){

String [] a=calendarMessage.getMonthCalendar();

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

showDay[i].setText(a[i]);

validate();

}

}

如何用java编写日历记事本

源代码都知道了，那不叫编写，应该叫运行。

1.打开一个记事本（windows里面自带那个）

2.复制过去，保存为xxx.java（xxx是带main方法的那个类名）

3.到sun网站下载一个JDK安装包进行安装

4.打开一个cmd窗口，进入保存xxx.java的目录，打入编译命令javac xxx.java

编译完成后（源代码没问题就会编译通过）,打入运行命令 java xxx.java

5.正常的话得到一个日历记事本窗口

--------

貌似这是java第一章讲的内容，我汗

急求 日历记事本课程设计报告 java编写

日历记事本课程设计报告

java编写

/*

说明:主程序

*/

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();

//左边日历...........

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]);

}

........

看下是不是收到了啊

额外人提问