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

if(month>=2) {

month=month-1;

calendar.setMonth(month);

calendar.setcalendar(calendar.getYear(),month); }

else if(month==1) { month=12;

calendar.setMonth(month);

calendar.setcalendar(calendar.getYear(),month); }

showMonth.setText(\}

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

if(month<12) {

month=month+1; calendar.setMonth(month);

calendar.setcalendar(calendar.getYear(),month); }

else if(month==12) { month=1;

calendar.setMonth(month);

calendar.setcalendar(calendar.getYear(),month); }

showMonth.setText(\} } }

class Year extends Box implements ActionListener //控制年份 {

int year;

JTextField showYear=null; JButton Nyear,Lyear; CalendarPad calendar;

public Year(CalendarPad calendar) {

super(BoxLayout.X_AXIS); showYear=new JTextField(4); showYear.setForeground(Color.blue);

showYear.setFont(new Font(\ this.calendar=calendar; year=calendar.getYear();