java万年历1

import java.applet.Applet;

import java.awt.Button;

import java.awt.Graphics;

import https://www.360docs.net/doc/a118361372.html,bel;

import java.awt.TextField;

import java.awt.event.ActionEvent;

import java.awt.event.ActionListener;

import java.util.Calendar;

import java.util.Date;

public class javademo extends Applet implements ActionListener { Label L1 = new Label("输入年份");

Label L2 = new Label("输入月份");

TextField F1 = new TextField(5);

TextField F2 = new TextField(5);

Button B1 = new Button("查询");

int arr[] = new int[12];

String ARR[];

int var;

public void init() {

add(L1);

add(F1);

add(L2);

add(F2);

add(B1);

Date date = new Date();

F1.setText(String.valueOf(date.getYear() + 1900));

F2.setText(String.valueOf(date.getMonth() + 1));

B1.addActionListener(this);

arr[0] = arr[2] = arr[4] = arr[6] = arr[7] = arr[9] = arr[11] = 31; arr[3] = arr[5] = arr[8] = arr[10] = 30;

date.setDate(1);

var = date.getDay();

}

public void actionPerformed(ActionEvent e) {

int x = Integer.parseInt(F1.getText()), i = Integer.parseInt(F2

.getText()) - 1, s = 0;

Date date = new Date();

date.setYear(x - 1900);

date.setMonth(i);

date.setDate(1);

var = date.getDay();

repaint();

}

public void paint(Graphics g) {

int xpos, ypos;

arr[0] = arr[2] = arr[4] = arr[6] = arr[7] = arr[9] = arr[11] = 31; arr[3] = arr[5] = arr[8] = arr[10] = 30;

int x = Integer.parseInt(F1.getText()), i = Integer.parseInt(F2

.getText()) - 1;

if ((x % 4 == 0 && x % 100 != 0) || (x % 400 == 0))

arr[1] = 29;

else

arr[1] = 28;

g.drawString("星期一", 50, 50);

g.drawString("星期二", 100, 50);

g.drawString("星期三", 150, 50);

g.drawString("星期四", 200, 50);

g.drawString("星期五", 250, 50);

g.drawString("星期六", 300, 50);

g.drawString("星期日", 350, 50);

ARR = new String[arr[i]];

int j = 0, k = 1;

while (k <= arr[i]) {

ARR[j] = String.valueOf(k);

k ++;

j ++;

}

int line = 0;

for (int m = 0 ; m < ARR.length ; m ++) {

ypos = 50 + 50 * (line + 1);

xpos = (var * 50 + 50 * (m % 7)) % 350;

if (xpos == 0) {

xpos = 350;

line ++;

}

g.drawString(ARR[m], xpos, ypos);

}

}

}