package jp.ymir.taskReporter.ui
import com.toedter.calendar._
import java.beans.PropertyChangeEvent
import java.beans.PropertyChangeListener
import java.util.Calendar
import java.util.Date
import scala.swing._
import scala.swing.event._

class DateChooser extends Component {
  override lazy val peer = new JDateChooser()

  case class DateChanged(from: Option[Date], to: Option[Date]) extends Event

  peer.addPropertyChangeListener("date", new PropertyChangeListener {
    def propertyChange(e: PropertyChangeEvent) {
      if (e.getPropertyName == "date") {
        publish(
          DateChanged(
            from = Option(e.getOldValue.asInstanceOf[Date]),
            to   = Option(e.getNewValue.asInstanceOf[Date])))
      }
    }
  })

  def calendar: Option[Calendar] = peer.getCalendar match {
    case null => None
    case cal  => Some(cal)
  }
  def calendar_=(cal: Option[Calendar])
    = peer.setCalendar(cal.getOrElse(null))

  def calendarChooser: CalendarChooser = new CalendarChooser(peer.getJCalendar)

  def dateFormatString: String        = peer.getDateFormatString
  def dateFormatString_=(fmt: String) = peer.setDateFormatString(fmt)
}