Example usage for javafx.scene Group getChildren

Introduction

In this page you can find the example usage for javafx.scene Group getChildren.

Prototype

@Override
public ObservableList<Node> getChildren()

Source Link

Document

Gets the list of children of this Group .

Usage

From source file:Main.java

@Override
public void start(Stage primaryStage) {
    primaryStage.setTitle("Colors");
    Group root = new Group();
    Scene scene = new Scene(root, 350, 300, Color.WHITE);
    Line blackLine = LineBuilder.create().startX(170).startY(30).endX(20).endY(140).fill(Color.BLACK)
            .strokeWidth(10.0f).translateY(20).build();

    root.getChildren().add(blackLine);

    primaryStage.setScene(scene);//from   w w w . ja v a  2s  . c  o m
    primaryStage.show();
}

From source file:Main.java

@Override
public void start(Stage primaryStage) {
    primaryStage.setTitle("Background Processes");
    Group root = new Group();
    Scene scene = new Scene(root, 330, 120, Color.WHITE);

    BorderPane mainPane = new BorderPane();
    root.getChildren().add(mainPane);

    final Label label = new Label("Files Transfer:");
    final ProgressIndicator progressIndicator = new ProgressIndicator(0);

    final HBox hb = new HBox();
    hb.setSpacing(5);/*from www.  j a  v  a2 s  .co m*/
    hb.setAlignment(Pos.CENTER);
    hb.getChildren().addAll(label, progressIndicator);
    mainPane.setTop(hb);

    final Button startButton = new Button("Start");
    final Button cancelButton = new Button("Cancel");
    final HBox hb2 = new HBox();
    hb2.setSpacing(5);
    hb2.setAlignment(Pos.CENTER);
    hb2.getChildren().addAll(startButton, cancelButton);
    mainPane.setBottom(hb2);

    startButton.setOnAction(new EventHandler<ActionEvent>() {

        public void handle(ActionEvent event) {
            startButton.setDisable(true);
            progressIndicator.setProgress(0);
            cancelButton.setDisable(false);
            copyWorker = createWorker();

            progressIndicator.progressProperty().unbind();
            progressIndicator.progressProperty().bind(copyWorker.progressProperty());

            copyWorker.messageProperty().addListener(new ChangeListener<String>() {
                public void changed(ObservableValue<? extends String> observable, String oldValue,
                        String newValue) {
                    System.out.println(newValue);
                }
            });

            new Thread(copyWorker).start();
        }
    });
    cancelButton.setOnAction(new EventHandler<ActionEvent>() {
        public void handle(ActionEvent event) {
            startButton.setDisable(false);
            cancelButton.setDisable(true);
            copyWorker.cancel(true);
            progressIndicator.progressProperty().unbind();
            progressIndicator.setProgress(0);
            System.out.println("cancelled.");
        }
    });
    primaryStage.setScene(scene);
    primaryStage.show();
}

From source file:Main.java

@Override
public void start(Stage primaryStage) {
    primaryStage.setTitle("Background Processes");
    Group root = new Group();
    Scene scene = new Scene(root, 330, 120, Color.WHITE);

    BorderPane mainPane = new BorderPane();
    root.getChildren().add(mainPane);

    final Label label = new Label("Files Transfer:");
    final ProgressBar progressBar = new ProgressBar(0);

    final HBox hb = new HBox();
    hb.setSpacing(5);//  ww  w.j  a  v  a  2s.  c  o  m
    hb.setAlignment(Pos.CENTER);
    hb.getChildren().addAll(label, progressBar);
    mainPane.setTop(hb);

    final Button startButton = new Button("Start");
    final Button cancelButton = new Button("Cancel");
    final HBox hb2 = new HBox();
    hb2.setSpacing(5);
    hb2.setAlignment(Pos.CENTER);
    hb2.getChildren().addAll(startButton, cancelButton);
    mainPane.setBottom(hb2);

    startButton.setOnAction(new EventHandler<ActionEvent>() {

        public void handle(ActionEvent event) {
            startButton.setDisable(true);
            progressBar.setProgress(0);
            cancelButton.setDisable(false);
            copyWorker = createWorker();

            progressBar.progressProperty().unbind();
            progressBar.progressProperty().bind(copyWorker.progressProperty());

            copyWorker.messageProperty().addListener(new ChangeListener<String>() {
                public void changed(ObservableValue<? extends String> observable, String oldValue,
                        String newValue) {
                    System.out.println(newValue);
                }
            });

            new Thread(copyWorker).start();
        }
    });
    cancelButton.setOnAction(new EventHandler<ActionEvent>() {
        public void handle(ActionEvent event) {
            startButton.setDisable(false);
            cancelButton.setDisable(true);
            copyWorker.cancel(true);
            progressBar.progressProperty().unbind();
            progressBar.setProgress(0);
            System.out.println("cancelled.");
        }
    });
    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);
    root.getChildren().addAll(source, target);

    source.setOnDragDetected(new EventHandler<MouseEvent>() {
        public void handle(MouseEvent event) {
            /* drag was detected, start a drag-and-drop gesture*/
            /* allow any transfer mode */
            Dragboard db = source.startDragAndDrop(TransferMode.ANY);

            /* Put a string on a dragboard */
            ClipboardContent content = new ClipboardContent();
            content.putString(source.getText());
            db.setContent(content);//from ww w.  j  a v  a2  s  .  co m

            event.consume();
        }
    });
    target.setOnDragOver(new EventHandler<DragEvent>() {
        public void handle(DragEvent event) {
            /* data is dragged over the target */
            /* accept it only if it is not dragged from the same node 
             * and if it has a string data */
            if (event.getGestureSource() != target && event.getDragboard().hasString()) {
                /* allow for moving */
                event.acceptTransferModes(TransferMode.MOVE);
            }

            event.consume();
        }
    });
    target.setOnDragEntered(new EventHandler<DragEvent>() {
        public void handle(DragEvent event) {
            /* the drag-and-drop gesture entered the target */
            /* show to the user that it is an actual gesture target */
            if (event.getGestureSource() != target && event.getDragboard().hasString()) {
                target.setFill(Color.GREEN);
            }

            event.consume();
        }
    });
    target.setOnDragExited(new EventHandler<DragEvent>() {
        public void handle(DragEvent event) {
            /* mouse moved away, remove the graphical cues */
            target.setFill(Color.BLACK);

            event.consume();
        }
    });
    target.setOnDragDropped(new EventHandler<DragEvent>() {
        public void handle(DragEvent event) {
            /* data dropped */
            /* if there is a string data on dragboard, read it and use it */
            Dragboard db = event.getDragboard();
            boolean success = false;
            if (db.hasString()) {
                target.setText(db.getString());
                success = true;
            }
            /* let the source know whether the string was successfully 
             * transferred and used */
            event.setDropCompleted(success);

            event.consume();
        }
    });
    source.setOnDragDone(new EventHandler<DragEvent>() {
        public void handle(DragEvent event) {
            /* the drag and drop gesture ended */
            /* if the data was successfully moved, clear it */
            if (event.getTransferMode() == TransferMode.MOVE) {
                source.setText("");
            }
            event.consume();
        }
    });

    primaryStage.setScene(scene);
    primaryStage.show();
}

From source file:Main.java

@Override
public void start(Stage primaryStage) {

    Group root = new Group();

    String imageSource = "http://yourImageURL";

    ImageView imageView = ImageViewBuilder.create().image(new Image(imageSource)).build();

    Group myGroup = GroupBuilder.create().children(imageView).build();

    root.getChildren().add(myGroup);

    primaryStage.setScene(new Scene(root, 500, 400));
    primaryStage.show();// www . j  a  v  a2  s.c  o m
}

From source file:Main.java

@Override
public void start(Stage primaryStage) {
    Group group = new Group();

    Rectangle rect = new Rectangle(20, 20, 200, 200);

    rect.setStrokeWidth(2);/*  w  ww.ja  v  a  2 s  .co  m*/

    rect.setStroke(Color.RED);
    rect.setStrokeWidth(1.5);
    rect.getStrokeDashArray().addAll(3.0, 7.0, 3.0, 7.0);

    group.getChildren().add(rect);

    Scene scene = new Scene(group, 300, 200);
    primaryStage.setScene(scene);
    primaryStage.show();
}

From source file:Main.java

@Override
public void start(Stage primaryStage) {
    Group group = new Group();

    Path spade = new Path();
    spade.getElements().add(new MoveTo(25.0f, 0.0f));
    spade.getElements()/*from  w  w  w .  j  av a 2s  . c  o m*/
            .add(QuadCurveToBuilder.create().controlX(40.0f).controlY(50.0f).x(27.0f).y(30.0f).build());

    group.getChildren().add(spade);

    Scene scene = new Scene(group, 300, 200);
    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);

    StackPane stack = new StackPane();
    stack.setMaxSize(Region.USE_PREF_SIZE, Region.USE_PREF_SIZE);
    stack.getChildren().addAll(new Rectangle(100, 100, Color.BLUE));

    group.getChildren().add(stack);

    stage.setTitle("Welcome to JavaFX!");
    stage.setScene(scene);//  w w w. j  ava  2 s .c  o  m
    stage.sizeToScene();
    stage.show();
}

From source file:Main.java

@Override
public void start(Stage primaryStage) {
    primaryStage.setTitle("Text Fonts");

    Group rectangleGroup = new Group();
    Scene scene = new Scene(rectangleGroup, 550, 250);

    Rectangle rect = new Rectangle();
    rect.setWidth(100);/*  ww  w  .j av a  2  s  .  c o m*/
    rect.setHeight(100);
    rect.setTranslateX(135);
    rect.setTranslateY(11.0);

    rectangleGroup.getChildren().add(rect);

    primaryStage.setScene(scene);
    primaryStage.show();
}

From source file:Main.java

@Override
public void start(Stage primaryStage) {
    primaryStage.setTitle("Title");

    final Circle circ = new Circle(40, 40, 30);
    final Group root = new Group(circ);

    final Scene scene = new Scene(root, 800, 400, Color.BEIGE);

    final Text text1 = new Text(25, 25, "java2s.com");
    text1.setFill(Color.DARKBLUE);
    text1.setFont(Font.font(java.awt.Font.SERIF, 25));
    root.getChildren().add(text1);

    primaryStage.setScene(scene);/*from  w  w w.  ja  v a2 s . co m*/
    primaryStage.show();
}