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JavaFX on-screen keyboard Swing support module.
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package org.comtel2000.swing.control;

/*
 * #%L
 * fx-onscreen-keyboard-swing
 * %%
 * Copyright (C) 2014 - 2015 comtel2000
 * %%
 * Redistribution and use in source and binary forms, with or without modification,
 * are permitted provided that the following conditions are met:
 * 
 * 1. Redistributions of source code must retain the above copyright notice, this
 *    list of conditions and the following disclaimer.
 * 
 * 2. Redistributions in binary form must reproduce the above copyright notice,
 *    this list of conditions and the following disclaimer in the documentation
 *    and/or other materials provided with the distribution.
 * 
 * 3. Neither the name of the comtel2000 nor the names of its contributors
 *    may be used to endorse or promote products derived from this software without
 *    specific prior written permission.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
 * IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
 * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
 * OF THE POSSIBILITY OF SUCH DAMAGE.
 * #L%
 */


import java.util.Optional;

import javax.swing.JWindow;

import org.comtel2000.keyboard.control.KeyBoardPopup;

import javafx.embed.swing.JFXPanel;
import javafx.event.Event;
import javafx.event.EventHandler;
import javafx.scene.Group;
import javafx.scene.Node;
import javafx.scene.Scene;

/**
 * Swing window wrapper class for {@link KeyBoardPopup}
 * 
 * @author comtel
 *
 */
public class KeyBoardWindow extends JWindow {

	private static final long serialVersionUID = 1564988010984549166L;
	private final JFXPanel jfxPanel;

	public final static EventHandler DEFAULT_CLOSE_HANDLER = (event) -> {
		if (event.getSource() instanceof Node){
			((Node)event.getSource()).getScene().getWindow().hide();
		}
	};
	
	private KeyBoardPopup popup;

	protected KeyBoardWindow() {
		super();
		setModalExclusionType(java.awt.Dialog.ModalExclusionType.APPLICATION_EXCLUDE);
		setFocusable(false);
		setBackground(null);

		getContentPane().add(jfxPanel = new JFXPanel());
		jfxPanel.setFocusable(false);
		jfxPanel.setOpaque(false);
	}

	/**
	 * must run in FxApplicationThread
	 * 
	 * @param popup Keyboard popup
	 */
	protected void createScene(final KeyBoardPopup popup) {
		this.popup = popup;
		Scene scene = new Scene(new Group(), 0, 0);
		jfxPanel.setScene(scene);
		popup.registerScene(scene);
	}

	public Optional getKeyBoardPopup() {
		return Optional.ofNullable(popup);
	}

}