public static void refreshCalendar(int month, int year) { // instantiation String[] months = { "January", "February", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December" }; int numoday, startom; // Number Of Days, Start Of Month // Allow/disallow buttons prev.setEnabled(true); next.setEnabled(true); if (month == 0 && year <= ryear) { prev.setEnabled(false); } // Cannot set an appointment back in time if (month == 11 && year >= ryear + 50) { next.setEnabled(false); } // Too early to set an appointment lmonth.setText(months[month]); // Refresh the month label (at the top) lmonth.setBounds( 160 - lmonth.getPreferredSize().width / 2, 25, 180, 25); // Re-align label with calendar cyear.setSelectedItem(String.valueOf(year)); // Select the correct year in the combo box // deletes current table for (int i = 0; i < 6; i++) { for (int j = 0; j < 7; j++) { mcal.setValueAt(null, i, j); } } // Get first day of month and number of days GregorianCalendar cal = new GregorianCalendar(year, month, 1); numoday = cal.getActualMaximum(GregorianCalendar.DAY_OF_MONTH); startom = cal.get(GregorianCalendar.DAY_OF_WEEK); // Create calendar for (int i = 1; i <= numoday; i++) { int row = new Integer((i + startom - 2) / 7); int column = (i + startom - 2) % 7; mcal.setValueAt(i, row, column); } // Apply renderers Cal.setDefaultRenderer(Cal.getColumnClass(0), new tblCalendarRenderer()); }