AwtStandAloneApp.java

package org.comtel.javafx;

import java.awt.BorderLayout;
import java.awt.Point;
import java.net.URISyntaxException;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.text.ParseException;
import java.util.Locale;

import javafx.animation.Animation;
import javafx.animation.FadeTransition;
import javafx.animation.Transition;
import javafx.application.Platform;
import javafx.embed.swing.JFXPanel;
import javafx.event.ActionEvent;
import javafx.event.Event;
import javafx.event.EventHandler;
import javafx.scene.Group;
import javafx.scene.Scene;
import javafx.scene.text.Font;
import javafx.util.Duration;

import javax.swing.JApplet;
import javax.swing.JWindow;
import javax.swing.SwingUtilities;

import org.comtel.javafx.control.KeyBoardPopup;
import org.comtel.javafx.control.KeyBoardPopupBuilder;
import org.comtel.javafx.robot.RobotFactory;
import org.slf4j.LoggerFactory;


public class AwtStandAloneApp extends JApplet {

	private final static org.slf4j.Logger logger = LoggerFactory.getLogger(AwtStandAloneApp.class);

	private static Locale locale;
	private static String xmlPath = "/xml/numblock";
	private static int posX = 100;
	private static int posY = 100;
	
	private static final long serialVersionUID = 1L;

	private KeyBoardPopup fxKeyboardPopup;
	private Transition transition;

	public AwtStandAloneApp() {
	}

	public void init() {

		String fontUrl = this.getClass().getResource("/font/FontKeyboardFX.ttf").toExternalForm();
		Font.loadFont(fontUrl, -1);

		setLayout(new BorderLayout());

		// create javafx panel
		final JFXPanel javafxPanel = new JFXPanel();
		javafxPanel.setFocusable(false);
		javafxPanel.setOpaque(false);

		add(javafxPanel, BorderLayout.CENTER);

		JWindow fxKeyboard = new JWindow();
		fxKeyboard.setModalExclusionType(java.awt.Dialog.ModalExclusionType.APPLICATION_EXCLUDE);
		fxKeyboard.getContentPane().add(javafxPanel);
		fxKeyboard.setFocusable(false);
		fxKeyboard.setBackground(null);

		fxKeyboard.pack();
		fxKeyboard.setLocationByPlatform(true);

		// create JavaFX scene
		Platform.runLater(new Runnable() {
			public void run() {
				createScene(javafxPanel);
			}
		});

	}

	public void createScene(JFXPanel javafxPanel) {

		Scene scene = new Scene(new Group(), 0, 0);

		javafxPanel.setScene(scene);
		scene.getStylesheets().add(this.getClass().getResource("/css/KeyboardButtonStyle.css").toExternalForm());

		Path path = null;
		try {
			if (xmlPath != null && !xmlPath.isEmpty()){
				path = Paths.get(this.getClass().getResource(xmlPath).toURI());
			}
		} catch (Exception e) {
			logger.error(e.getMessage(), e);
		}

		fxKeyboardPopup = KeyBoardPopupBuilder.create().initLocale(locale != null ? locale : Locale.getDefault()).addIRobot(RobotFactory.createNativeAsciiRobot()).layerPath(path).build();
		fxKeyboardPopup.getKeyBoard().setOnKeyboardCloseButton(new EventHandler<Event>() {
			public void handle(Event event) {
				System.exit(0);
				// setKeyboardVisible(false, null);
			}
		});
		fxKeyboardPopup.setOwner(scene);
		setKeyboardVisible(true, new Point(posX, posY));
	}

	public void setKeyboardVisible(boolean flag, Point point) {
		final boolean visible = flag;
		final Point location = point;
		Platform.runLater(new Runnable() {
			public void run() {
				if (fxKeyboardPopup == null) {
					return;
				}
				if (location != null) {
					fxKeyboardPopup.setX(location.getX());
					fxKeyboardPopup.setY(location.getY());
				}

				if (transition == null) {
					transition = new FadeTransition(Duration.seconds(0.1), fxKeyboardPopup.getKeyBoard());
				}
				if (visible) {
					if (fxKeyboardPopup.isVisible() && transition.getStatus() == Animation.Status.STOPPED) {
						return;
					}
					transition.stop();
					transition.setOnFinished(new EventHandler<ActionEvent>() {
						@Override
						public void handle(ActionEvent arg0) {
						}
					});

					fxKeyboardPopup.getKeyBoard().setOpacity(0.0);
					fxKeyboardPopup.setVisible(true);
					((FadeTransition) transition).setFromValue(0.0f);
					((FadeTransition) transition).setToValue(1.0f);
					transition.play();

				} else {
					if (!fxKeyboardPopup.isVisible() && transition.getStatus() == Animation.Status.STOPPED) {
						return;
					}
					transition.stop();
					transition.setOnFinished(new EventHandler<ActionEvent>() {
						@Override
						public void handle(ActionEvent arg0) {
							fxKeyboardPopup.setVisible(false);
						}
					});

					((FadeTransition) transition).setFromValue(1.0f);
					((FadeTransition) transition).setToValue(0.0f);
					transition.play();

				}
			}
		});
	}

	private static void showHelp() {
		System.out.println();
		System.out.println("\t-lang <locale>\t\tsetting keyboard language (en,de,ru,..)");
		System.out.println("\t-layout <path>\t\tpath to custom layout xml");
		System.out.println("\t-pos <x,y>\t\tinitial keyboard position");
		System.out.println("\t-help\t\t\tthis help screen");
	}
	
	private static void parseLocale(String l) throws Exception{
		if (l == null || l.isEmpty()) {
			throw new ParseException("invalid locale", 0);
		}

		String[] lang = l.split("_");
		if (lang.length == 2) {
			locale = new Locale(lang[0], lang[1]);
		} else if (lang.length == 1) {
			locale = Locale.forLanguageTag(l);
		}
	}

	private static void parsePosition(String p) throws Exception {
		if (p == null || p.isEmpty()) {
			throw new ParseException("invalid position", 0);
		}

		String[] pos = p.split(",");
		if (pos.length == 2) {
			posX = Integer.valueOf(pos[0]);
			posY = Integer.valueOf(pos[1]);
		}
	}
	
	public static void main(String[] args) {

		try {
			for (int i = 0; i < args.length; i++) {
				if (args[i].equals("-lang")) {
					parseLocale(args[++i]);
				} else if (args[i].equals("-layout")) {
					xmlPath = args[++i];
				}  else if (args[i].equals("-pos")) {
					parsePosition(args[++i]);
				} else {
					showHelp();
					return;
				}
			}
		} catch (Exception e) {
			System.out.println(e.getMessage());
			showHelp();
			return;
		}
		
		SwingUtilities.invokeLater(new Runnable() {

			public void run() {
				JApplet applet = new AwtStandAloneApp();
				applet.init();
				applet.start();
			}
		});
	}
}