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Guise™ Internet application framework.
There is a newer version: 0.5.3
/*
 * Copyright © 2005-2008 GlobalMentor, Inc. 
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package io.guise.framework.component;

import java.beans.PropertyVetoException;
import java.util.Date;

import com.globalmentor.beans.*;

import io.guise.framework.model.*;

/**
 * A dialog frame meant for accepting entry of a date. The dialog is automatically closed when a date is selected.
 * @author Garret Wilson
 */
public class CalendarDialogFrame extends AbstractDialogFrame {

	@Override
	public CalendarControl getContent() {
		return (CalendarControl)super.getContent();
	}

	@Override
	public void setContent(final Component newContent) {
		throw new UnsupportedOperationException("Cannot change content component of " + getClass());
	}

	/** Default constructor with no date. */
	public CalendarDialogFrame() {
		this((Date)null); //construct the class with no default date
	}

	/**
	 * Default date constructor.
	 * @param defaultDate The default selected date, or null if there is no default selected date.
	 */
	public CalendarDialogFrame(final Date defaultDate) {
		this(new DefaultValueModel(Date.class, defaultDate)); //use a default value model
	}

	/**
	 * Value model constructor.
	 * @param valueModel The component value model.
	 * @throws NullPointerException if the given model is null.
	 */
	public CalendarDialogFrame(final ValueModel valueModel) {
		super(valueModel, new CalendarControl()); //construct the parent class with a calendar control
		final CalendarControl calendarControl = getContent(); //get a reference to the calendar control content component
		final Date defaultDate = valueModel.getDefaultValue(); //see if there is a default date
		if(defaultDate != null) { //if there is a default date
			try {
				calendarControl.setValue(defaultDate); //select the default date TODO pass this to the calendar control as a default date
			} catch(final PropertyVetoException propertyVetoException) {
				//TODO fix				throw new AssertionError(validationException);	//TODO fix
			}
		}
		calendarControl.addPropertyChangeListener(ValueModel.VALUE_PROPERTY, new AbstractGenericPropertyChangeListener() { //listen for the calendar control value changing

			@Override
			public void propertyChange(final GenericPropertyChangeEvent propertyChangeEvent) { //if the calendar control value changed
				try {
					final Date newDate = propertyChangeEvent.getNewValue(); //get the new date
					setValue(newDate); //update our own value
					if(newDate != null) { //if a date was selected
						close(); //close the frame
					}
				} catch(final PropertyVetoException propertyVetoException) {
					//TODO fix							throw new AssertionError(validationException);	//TODO fix
				}
			}

		});
	}

}