package com.toedter.calendar;
import java.awt.event.FocusEvent;
import java.awt.event.FocusListener;
import java.text.DateFormat;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.Locale;
import javax.swing.JComponent;
import javax.swing.JFormattedTextField;
import javax.swing.JSpinner;
import javax.swing.SpinnerDateModel;
import javax.swing.UIManager;
import javax.swing.event.ChangeEvent;
import javax.swing.event.ChangeListener;
/**
* JSpinnerDateEditor is a date editor based on a JSpinner.
*
* @author Kai Toedter
* @version $LastChangedRevision: 147 $
* @version $LastChangedDate: 2011-06-06 20:36:53 +0200 (Mo, 06 Jun 2011) $
*/
public class JSpinnerDateEditor extends JSpinner implements IDateEditor,
FocusListener, ChangeListener {
private static final long serialVersionUID = 5692204052306085316L;
protected Date date;
protected String dateFormatString;
protected SimpleDateFormat dateFormatter;
public JSpinnerDateEditor() {
super(new SpinnerDateModel());
dateFormatter = (SimpleDateFormat) DateFormat
.getDateInstance(DateFormat.MEDIUM);
((JSpinner.DateEditor) getEditor()).getTextField().addFocusListener(
this);
DateUtil dateUtil = new DateUtil();
setMinSelectableDate(dateUtil.getMinSelectableDate());
setMaxSelectableDate(dateUtil.getMaxSelectableDate());
((JSpinner.DateEditor)getEditor()).getTextField().setFocusLostBehavior(JFormattedTextField.PERSIST);
addChangeListener(this);
}
public Date getDate() {
if (date == null) {
return null;
}
return ((SpinnerDateModel) getModel()).getDate();
}
public void setDate(Date date) {
setDate(date, true);
}
public void setDate(Date date, boolean updateModel) {
Date oldDate = this.date;
this.date = date;
if (date == null) {
((JSpinner.DateEditor) getEditor()).getFormat().applyPattern("");
((JSpinner.DateEditor) getEditor()).getTextField().setText("");
} else if (updateModel) {
if (dateFormatString != null) {
((JSpinner.DateEditor) getEditor()).getFormat().applyPattern(
dateFormatString);
}
((SpinnerDateModel) getModel()).setValue(date);
}
firePropertyChange("date", oldDate, date);
}
public void setDateFormatString(String dateFormatString) {
try {
dateFormatter.applyPattern(dateFormatString);
} catch (RuntimeException e) {
dateFormatter = (SimpleDateFormat) DateFormat
.getDateInstance(DateFormat.MEDIUM);
dateFormatter.setLenient(false);
}
this.dateFormatString = dateFormatter.toPattern();
setToolTipText(this.dateFormatString);
if (date != null) {
((JSpinner.DateEditor) getEditor()).getFormat().applyPattern(
this.dateFormatString);
} else {
((JSpinner.DateEditor) getEditor()).getFormat().applyPattern("");
}
if (date != null) {
String text = dateFormatter.format(date);
((JSpinner.DateEditor) getEditor()).getTextField().setText(text);
}
}
public String getDateFormatString() {
return dateFormatString;
}
public JComponent getUiComponent() {
return this;
}
public void setLocale(Locale locale) {
super.setLocale(locale);
dateFormatter = (SimpleDateFormat) DateFormat.getDateInstance(
DateFormat.MEDIUM, locale);
setEditor(new JSpinner.DateEditor(this, dateFormatter.toPattern()));
setDateFormatString(dateFormatter.toPattern());
}
/*
* (non-Javadoc)
*
* @see java.awt.event.FocusListener#focusLost(java.awt.event.FocusEvent)
*/
public void focusLost(FocusEvent focusEvent) {
String text = ((JSpinner.DateEditor) getEditor()).getTextField()
.getText();
if (text.length() == 0) {
setDate(null);
}
}
/*
* (non-Javadoc)
*
* @see java.awt.event.FocusListener#focusGained(java.awt.event.FocusEvent)
*/
public void focusGained(FocusEvent e) {
}
/**
* Enables and disabled the compoment. It also fixes the background bug
* 4991597 and sets the background explicitely to a
* TextField.inactiveBackground.
*/
public void setEnabled(boolean b) {
super.setEnabled(b);
if (!b) {
((JSpinner.DateEditor) getEditor()).getTextField().setBackground(
UIManager.getColor("TextField.inactiveBackground"));
}
}
/* (non-Javadoc)
* @see com.toedter.calendar.IDateEditor#getMaxSelectableDate()
*/
public Date getMaxSelectableDate() {
return (Date) ((SpinnerDateModel) getModel()).getEnd();
}
/**
* @see com.toedter.calendar.IDateEditor#getMinSelectableDate()
*/
public Date getMinSelectableDate() {
return (Date) ((SpinnerDateModel) getModel()).getStart();
}
/**
* @see com.toedter.calendar.IDateEditor#setMaxSelectableDate(java.util.Date)
*/
public void setMaxSelectableDate(Date max) {
((SpinnerDateModel) getModel()).setEnd(max);
}
/**
* @see com.toedter.calendar.IDateEditor#setMinSelectableDate(java.util.Date)
*/
public void setMinSelectableDate(Date min) {
((SpinnerDateModel) getModel()).setStart(min);
}
/**
* @see com.toedter.calendar.IDateEditor#setSelectableDateRange(java.util.Date, java.util.Date)
*/
public void setSelectableDateRange(Date min, Date max) {
setMaxSelectableDate(max);
setMinSelectableDate(min);
}
/**
* @see javax.swing.event.ChangeListener#stateChanged(javax.swing.event.ChangeEvent)
*/
public void stateChanged(ChangeEvent e) {
setDate(((SpinnerDateModel) getModel()).getDate(), false);
}
}