Example usage for javafx.event EventHandler EventHandler

Introduction

In this page you can find the example usage for javafx.event EventHandler EventHandler.

Prototype

EventHandler

Source Link

Usage

From source file:TwoButtons.java

public static void main(String[] args) {
    final Display display = new Display();
    final Shell shell = new Shell(display);
    final RowLayout layout = new RowLayout();
    shell.setLayout(layout);/*from  w ww  . j  a  v  a2  s . com*/

    /* Create the SWT button */
    final org.eclipse.swt.widgets.Button swtButton =
            new org.eclipse.swt.widgets.Button(shell, SWT.PUSH);
    swtButton.setText("SWT Button");

    /* Create an FXCanvas */
    final FXCanvas fxCanvas = new FXCanvas(shell, SWT.NONE) {

        public Point computeSize(int wHint, int hHint, boolean changed) {
            getScene().getWindow().sizeToScene();
            int width = (int) getScene().getWidth();
            int height = (int) getScene().getHeight();
            return new Point(width, height);
        }
    };
    /* Create a JavaFX Group node */
    Group group = new Group();
    /* Create a JavaFX button */
    final Button jfxButton = new Button("JFX Button");
    /* Assign the CSS ID ipad-dark-grey */
    jfxButton.setId("ipad-dark-grey");
    /* Add the button as a child of the Group node */
    group.getChildren().add(jfxButton);
    /* Create the Scene instance and set the group node as root */
    Scene scene = new Scene(group, Color.rgb(shell.getBackground().getRed(), shell.getBackground().getGreen(),
            shell.getBackground().getBlue()));
    /* Attach an external stylesheet */
    scene.getStylesheets().add("twobuttons/Buttons.css");
    fxCanvas.setScene(scene);

    /* Add Listeners */
    swtButton.addListener(SWT.Selection, new Listener() {

        public void handleEvent(Event event) {
            jfxButton.setText("JFX Button: Hello from SWT");
            shell.layout();
        }
    });
    jfxButton.setOnAction(new EventHandler<ActionEvent>() {

        public void handle(ActionEvent event) {
            swtButton.setText("SWT Button: Hello from JFX");
            shell.layout();
        }
    });

    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch()) {
            display.sleep();
        }
    }
    display.dispose();
}

From source file:Main.java

public static void addMarker(final XYChart<?, ?> chart, final StackPane chartWrap) {
    final Line valueMarker = new Line();
    final Node chartArea = chart.lookup(".chart-plot-background");

    chartArea.setOnMouseMoved(new EventHandler<MouseEvent>() {
        @Override/*from  www  .j  ava 2  s. co  m*/
        public void handle(MouseEvent event) {
            Point2D scenePoint = chart.localToScene(event.getSceneX(), event.getSceneY());
            Point2D position = chartWrap.sceneToLocal(scenePoint.getX(), scenePoint.getY());

            Bounds chartAreaBounds = chartArea.localToScene(chartArea.getBoundsInLocal());
            valueMarker.setStartY(0);
            valueMarker.setEndY(chartWrap.sceneToLocal(chartAreaBounds).getMaxY()
                    - chartWrap.sceneToLocal(chartAreaBounds).getMinY());

            valueMarker.setStartX(0);
            valueMarker.setEndX(0);
            valueMarker.setTranslateX(position.getX() - chartWrap.getWidth() / 2);

            double ydelta = chartArea.localToScene(0, 0).getY() - chartWrap.localToScene(0, 0).getY();
            valueMarker.setTranslateY(-ydelta * 2);
        }
    });

    chartWrap.getChildren().add(valueMarker);
}

From source file:Main.java

@Override
public void start(Stage primaryStage) {
    Button btn = new Button();
    btn.setText("Say 'Hello World'");
    btn.setOnAction(new EventHandler<ActionEvent>() {

        @Override//from ww  w  . j  a v  a  2 s .  c  o m
        public void handle(ActionEvent event) {
            System.out.println("Hello World!");
        }
    });

    StackPane root = new StackPane();
    root.getChildren().add(btn);

    Scene scene = new Scene(root, 300, 250);

    primaryStage.setTitle("Hello World!");
    primaryStage.setScene(scene);
    primaryStage.show();
}

From source file:Main.java

@Override
public void start(Stage primaryStage) {
    primaryStage.setTitle("Hello World!");
    Button btn = new Button();
    btn.setText("Say 'Hello World'");
    btn.setOnAction(new EventHandler<ActionEvent>() {
        @Override/*from w w w .ja va  2s  .  c om*/
        public void handle(ActionEvent event) {
            System.out.println("Hello World!");
        }
    });

    StackPane root = new StackPane();
    root.getChildren().add(btn);
    primaryStage.setScene(new Scene(root, 300, 250));
    primaryStage.show();
}

From source file:Main.java

@Override
public void start(Stage primaryStage) {
    Group root = new Group();
    Scene scene = new Scene(root, 300, 250);
    Button btn = new Button();
    btn.setText("Hello World");
    btn.setOnAction(new EventHandler<ActionEvent>() {
        public void handle(ActionEvent event) {
            System.out.println("Hello World");
        }// w ww. j  a  v  a2 s . c  o m
    });
    root.getChildren().add(btn);
    primaryStage.setScene(scene);
    primaryStage.show();
}

From source file:Main.java

@Override
public void start(Stage primaryStage) {
    Group root = new Group();
    Scene scene = new Scene(root, 300, 250);
    Button btn = new Button();
    btn.setText("Hello World");

    btn.setOnMouseEntered(new EventHandler<MouseEvent>() {
        public void handle(MouseEvent me) {
            System.out.println("Mouse entered");
        }/*from w  ww . ja v a 2s. co  m*/
    });

    btn.setOnMouseExited(new EventHandler<MouseEvent>() {
        public void handle(MouseEvent me) {
            System.out.println("Mouse exited");
        }
    });

    btn.setOnMousePressed(new EventHandler<MouseEvent>() {
        public void handle(MouseEvent me) {
            System.out.println("Mouse pressed");
        }
    });

    root.getChildren().add(btn);
    primaryStage.setScene(scene);
    primaryStage.show();
}

From source file:Main.java

@Override
public void start(Stage stage) {
    Group group = new Group();
    Scene scene = new Scene(group);

    SplitMenuButton m = new SplitMenuButton();
    m.setText("Shutdown");
    m.getItems().addAll(new MenuItem("Logout"), new MenuItem("Sleep"));
    m.setOnAction(new EventHandler<ActionEvent>() {
        @Override//from   w  ww .ja va  2 s.  co  m
        public void handle(ActionEvent e) {
            System.out.println("Shutdown");
        }
    });

    group.getChildren().add(m);

    stage.setTitle("Welcome to JavaFX!");
    stage.setScene(scene);
    stage.sizeToScene();
    stage.show();
}

From source file:Main.java

@Override
public void start(Stage primaryStage) {
    Group root = new Group();
    Scene scene = new Scene(root, 300, 250);

    TextField textBox = new TextField();
    textBox.setPromptText("Write here");

    textBox.setOnKeyPressed(new EventHandler<KeyEvent>() {
        public void handle(KeyEvent ke) {
            System.out.println("Key Pressed: " + ke.getText());
        }// www . j  ava  2 s.c o m
    });

    textBox.setOnKeyReleased(new EventHandler<KeyEvent>() {
        public void handle(KeyEvent ke) {
            System.out.println("Key Released: " + ke.getText());
        }
    });

    root.getChildren().add(textBox);
    primaryStage.setScene(scene);
    primaryStage.show();
}

From source file:Main.java

@Override
public void start(final Stage primaryStage) {
    StackPane sp = new StackPane();
    Button btnOpen = new Button("Open Dialog");
    sp.getChildren().add(btnOpen);// ww w  .  ja  v  a 2  s.co m

    btnOpen.setOnAction(new EventHandler<ActionEvent>() {
        public void handle(ActionEvent event) {
            Stage stage = new Stage();
            Scene page2 = new Scene(new Group(new Text(20, 20, "This is a new dialog!")));
            stage.setScene(page2);
            stage.show();
        }
    });
    Scene scene = new Scene(sp, 300, 200);
    primaryStage.setScene(scene);
    primaryStage.show();
}

From source file:Main.java

@Override
public void start(Stage stage) {
    Text text = new Text("!");
    text.setFont(new Font(40));
    VBox box = new VBox();
    box.getChildren().add(text);/* w w  w .  j  a  v  a  2  s .  c o m*/
    final Scene scene = new Scene(box, 300, 250);
    scene.setFill(null);
    stage.setScene(scene);
    stage.show();
    stage.setOnCloseRequest(new EventHandler<WindowEvent>() {
        public void handle(WindowEvent we) {
            System.out.println("Stage is closing");
        }
    });
    stage.close();

}