第4次作业类测试代码+105032014164+张增进

public class NextDate {
public static String print(Calendar cal) {
Date resultDate = cal.getTime();
SimpleDateFormat sdf = new SimpleDateFormat("yyyy年MM月dd日");
return sdf.format(resultDate);
}

public static void nextDate(Calendar cal) {
cal.add(Calendar.DATE, +1);

}

public static String weekDay(Calendar cal) {
String week[] = { "星期日", "星期一", "星期二", "星期三", "星期四", "星期五", "星期六" };
cal.add(Calendar.DATE, +1);
int tmp = cal.get(Calendar.DAY_OF_WEEK);
return week[tmp - 1];
}

public static void lastDate(Calendar cal) {
cal.add(Calendar.DATE, -2);

}

public int isTrueDate(int year, int month, int day) {
if (year > 2050 || year < 1912) {
return 1;
} else if (month > 12 || month < 1) {
return 2;
} else if (day > 31 || day < 1) {
return 3;
} else {
return 0;
}
}
}

public class Frame {
public static void main(String[] args) {
final NextDate nextDate = new NextDate();
/*
* 界面设计
*/
JFrame frame = new JFrame("日期计算");
frame.setLayout(null);
// label 初始化
JLabel title = new JLabel("请输入需要计算的年月日");
JLabel f_year = new JLabel("年：");
JLabel f_month = new JLabel("月：");
JLabel f_day = new JLabel("日：");
JLabel thisWeek = new JLabel("这一天是：");
JLabel nextDay = new JLabel("下一天是：");
JLabel lastDay = new JLabel("上一天是：");
// textfield 初始化
final JTextField t_year = new JTextField();
final JTextField t_month = new JTextField();
final JTextField t_day = new JTextField();
final JTextField t_thisWeek = new JTextField();
final JTextField t_nextDay = new JTextField();
final JTextField t_lastDay = new JTextField();
// button 初始化以及设置监听事件
final JButton submit = new JButton("确定");
final JButton clear = new JButton("清空");
submit.addActionListener(new ActionListener() {

@Override
public void actionPerformed(ActionEvent e) {
// TODO 自动生成的方法存根
if (e.getSource() == submit) {
String Year = t_year.getText();
String Month = t_month.getText();
String Day = t_day.getText();
int month = 0, year = 0, day = 0;
year = Integer.parseInt(Year);
month = Integer.parseInt(Month);
day = Integer.parseInt(Day);
int tmp = nextDate.isTrueDate(year, month, day);

switch (tmp) {
case 0:
Calendar cal = Calendar.getInstance();
cal.set(year, month - 1, day);
nextDate.nextDate(cal);
t_nextDay.setText(nextDate.print(cal));
nextDate.lastDate(cal);
t_lastDay.setText(nextDate.print(cal));
t_thisWeek.setText(nextDate.weekDay(cal));
break;
case 1:
JOptionPane.showMessageDialog(null, "年份超过范围 ");
break;
case 2:
JOptionPane.showMessageDialog(null, "月份超过范围 ");
break;
case 3:
JOptionPane.showMessageDialog(null, "日期超过范围 ");
break;
}

}
}

});
clear.addActionListener(new ActionListener() {

@Override
public void actionPerformed(ActionEvent e) {
// TODO 自动生成的方法存根
if (e.getSource() == clear) {
t_day.setText("");
t_month.setText("");
t_year.setText("");
t_nextDay.setText("");
t_lastDay.setText("");
t_thisWeek.setText("");
}
}
});

// 布局和字体设置
Font ft = new Font("宋体", Font.PLAIN, 20);// 设置显示字体
title.setFont(ft);
title.setBounds(62, 62, 500, 25);
f_year.setFont(ft);
f_year.setBounds(80, 124, 50, 25);
f_month.setFont(ft);
f_month.setBounds(230, 124, 50, 25);
f_day.setFont(ft);
f_day.setBounds(380, 124, 50, 25);
thisWeek.setFont(ft);
thisWeek.setBounds(62, 248, 200, 25);
lastDay.setFont(ft);
lastDay.setBounds(62, 372, 150, 25);
nextDay.setFont(ft);
nextDay.setBounds(62, 310, 150, 25);

t_year.setBounds(130, 124, 50, 25);
t_month.setBounds(280, 124, 50, 25);
t_day.setBounds(430, 124, 50, 25);
t_thisWeek.setBounds(180, 245, 100, 25);
t_thisWeek.setFont(ft);
t_thisWeek.setEnabled(false);
t_nextDay.setBounds(180, 310, 200, 25);
t_nextDay.setFont(ft);
t_nextDay.setEnabled(false);
t_lastDay.setBounds(180, 372, 200, 25);
t_lastDay.setFont(ft);
t_lastDay.setEnabled(false);

submit.setBounds(180, 187, 62, 31);
clear.setBounds(320, 187, 62, 31);
frame.add(title);
frame.add(f_year);
frame.add(f_month);
frame.add(f_day);
frame.add(thisWeek);
frame.add(nextDay);
frame.add(lastDay);
frame.add(t_year);
frame.add(t_month);
frame.add(t_day);
frame.add(t_thisWeek);
frame.add(t_nextDay);
frame.add(t_lastDay);
frame.add(submit);
frame.add(clear);

frame.setSize(550, 500);
frame.setLocation(250, 250);
frame.setVisible(true);

}

}