コード例 #1
0
  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());
  }