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:Main.java

@Override
public void start(Stage stage) {
    final NumberAxis xAxis = new NumberAxis();
    final CategoryAxis yAxis = new CategoryAxis();
    final BarChart<Number, String> bc = new BarChart<Number, String>(xAxis, yAxis);
    bc.setTitle("Summary");
    xAxis.setLabel("Value");
    xAxis.setTickLabelRotation(90);/*ww  w .j av a 2 s  .  com*/
    yAxis.setLabel("Item");

    XYChart.Series series1 = new XYChart.Series();
    series1.setName("2003");
    series1.getData().add(new XYChart.Data(2, itemA));
    series1.getData().add(new XYChart.Data(20, itemB));
    series1.getData().add(new XYChart.Data(10, itemC));

    XYChart.Series series2 = new XYChart.Series();
    series2.setName("2004");
    series2.getData().add(new XYChart.Data(50, itemA));
    series2.getData().add(new XYChart.Data(41, itemB));
    series2.getData().add(new XYChart.Data(45, itemC));

    XYChart.Series series3 = new XYChart.Series();
    series3.setName("2005");
    series3.getData().add(new XYChart.Data(45, itemA));
    series3.getData().add(new XYChart.Data(44, itemB));
    series3.getData().add(new XYChart.Data(18, itemC));

    Timeline tl = new Timeline();
    tl.getKeyFrames().add(new KeyFrame(Duration.millis(500), new EventHandler<ActionEvent>() {
        @Override
        public void handle(ActionEvent actionEvent) {
            for (XYChart.Series<Number, String> series : bc.getData()) {
                for (XYChart.Data<Number, String> data : series.getData()) {
                    data.setXValue(Math.random() * 100);
                }
            }
        }
    }));
    tl.setCycleCount(Animation.INDEFINITE);
    tl.play();

    Scene scene = new Scene(bc, 800, 600);
    bc.getData().addAll(series1, series2, series3);
    stage.setScene(scene);
    stage.show();
}

---

From source file:Main.java

public MyDialog(Stage owner) {
    super();/*from   w w w .  j  ava 2s.com*/
    initOwner(owner);
    setTitle("title");
    Group root = new Group();
    Scene scene = new Scene(root, 250, 150, Color.WHITE);
    setScene(scene);

    GridPane gridpane = new GridPane();
    gridpane.setPadding(new Insets(5));
    gridpane.setHgap(5);
    gridpane.setVgap(5);

    Label userNameLbl = new Label("User Name: ");
    gridpane.add(userNameLbl, 0, 1);

    Label passwordLbl = new Label("Password: ");
    gridpane.add(passwordLbl, 0, 2);
    final TextField userNameFld = new TextField("Admin");
    gridpane.add(userNameFld, 1, 1);

    final PasswordField passwordFld = new PasswordField();
    passwordFld.setText("password");
    gridpane.add(passwordFld, 1, 2);

    Button login = new Button("Change");
    login.setOnAction(new EventHandler<ActionEvent>() {

        public void handle(ActionEvent event) {
            close();
        }
    });
    gridpane.add(login, 1, 3);
    GridPane.setHalignment(login, HPos.RIGHT);
    root.getChildren().add(gridpane);
}

---

From source file:ch.unibas.fittingwizard.presentation.base.progress.ProgressPage.java

@Override
public void initializeData() {
    if (task == null) {
        task = new Task<Boolean>() {
            @Override//  w  ww .ja va  2s  . c o  m
            protected Boolean call() throws Exception {
                return ProgressPage.this.run(ProgressPage.this);
            }
        };
        task.setOnCancelled(new EventHandler<WorkerStateEvent>() {
            @Override
            public void handle(WorkerStateEvent event) {
                logger.info("Task canceled.");
                goBack();
            }
        });
        task.setOnSucceeded(new EventHandler<WorkerStateEvent>() {
            @Override
            public void handle(WorkerStateEvent event) {
                logger.info("Task succeeded.");
                final boolean result = task.getValue();
                Platform.runLater(new CatchedRunnable() {
                    @Override
                    public void safelyRun() {
                        handleFinishedRun(result);
                    }
                });
                task = null;
            }
        });
        task.setOnFailed(new EventHandler<WorkerStateEvent>() {
            @Override
            public void handle(WorkerStateEvent event) {
                logger.info("Task failed.");
                String error = "No exception details available.";
                if (task.getException() != null) {
                    error = ExceptionUtils.getMessage(task.getException());
                    logger.error("Task failed with exception.", task.getException());
                }

                OverlayDialog.showError("Error in the task execution",
                        "There was an error in the task execution.\n\n" + error);
                goBack();
            }
        });
    }

    logger.info("Starting task");
    new Thread(task).start();
    logger.info("Task started.");
}

---

From source file:eu.ggnet.dwoss.util.OkCancelStage.java

public OkCancelStage(String title, T payload) {
    this.payload = payload;
    BorderPane pane = new BorderPane();
    pane.setCenter(payload);/* www. j  a va2  s. com*/

    Button okButton = new Button("Ok");
    okButton.defaultButtonProperty();

    Button cancelButton = new Button("Abbrechen");
    cancelButton.setCancelButton(true);

    HBox bottom = new HBox();
    bottom.setPadding(new Insets(10));
    bottom.getChildren().addAll(okButton, cancelButton);
    pane.setBottom(bottom);
    if (!StringUtils.isBlank(title))
        setTitle(title);
    setScene(new Scene(pane));

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

        @Override
        public void handle(ActionEvent t) {
            OkCancelStage.this.ok = true;
            close();
        }
    });
    cancelButton.setOnAction(new EventHandler<ActionEvent>() {

        @Override
        public void handle(ActionEvent t) {
            close();
        }
    });
}

---

From source file:Main.java

@Override
public void start(Stage stage) {
    Scene scene = new Scene(new Group());
    stage.setWidth(400);//w w  w .j av a  2 s .c  o m
    stage.setHeight(550);

    table.setEditable(true);

    TableColumn firstNameCol = new TableColumn("First Name");
    firstNameCol.setCellValueFactory(new PropertyValueFactory<Person, String>("firstName"));

    TableColumn lastNameCol = new TableColumn("Last Name");
    lastNameCol.setCellValueFactory(new PropertyValueFactory<Person, String>("lastName"));

    TableColumn emailCol = new TableColumn("Email");
    emailCol.setMinWidth(200);
    emailCol.setCellValueFactory(new PropertyValueFactory<Person, String>("email"));

    table.setItems(data);
    table.getColumns().addAll(firstNameCol, lastNameCol, emailCol);

    final Button addButton = new Button("Add");
    addButton.setOnAction(new EventHandler<ActionEvent>() {
        @Override
        public void handle(ActionEvent e) {
            data.add(new Person("new", "new", "new"));
        }
    });

    final VBox vbox = new VBox();
    vbox.setSpacing(5);
    vbox.setPadding(new Insets(10, 0, 0, 10));
    vbox.getChildren().addAll(table, addButton);

    ((Group) scene.getRoot()).getChildren().addAll(vbox);

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

---

From source file:MasterRoomControllerFx.rooms.charts.RoomChartController.java

/**
 * Initializes the controller class.//from w w w .ja  v  a2  s  .  c  o m
 */

@Override
public void initialize(URL url, ResourceBundle rb) {
    pause.setOnFinished(new EventHandler<ActionEvent>() {
        @Override
        public void handle(ActionEvent event) {
            getTempData();
            getHumData();

            xAxis.setCategories(FXCollections.<String>observableArrayList(
                    Arrays.asList("00:00", "01:00", "02:00", "03:00", "04:00", "05:00", "06:00", "07:00",
                            "08:00", "09:00", "10:00", "11:00", "12:00", "13:00", "14:00", "15:00", "16:00",
                            "17:00", "18:00", "19:00", "20:00", "21:00", "22:00", "23:00", "24:00")));
            yAxis.setLowerBound(-20);
            yAxis.setUpperBound(100);
            yAxis.setTickUnit(0.5);
            areaChart.setTitle("Temperature and Humidity Monitoring");

            XYChart.Series<String, Number> seriesTemp = new XYChart.Series();
            seriesTemp.setName("Temperature (C)");
            if (!temp.isEmpty()) {
                for (int i = 0; i < temp.size(); i++) {
                    seriesTemp.getData().add(new XYChart.Data<String, Number>(time.get(i), temp.get(i)));
                }
                areaChart.getData().add(seriesTemp);
            }

            XYChart.Series seriesHumidity = new XYChart.Series();
            seriesHumidity.setName("Humidity (%)");
            if (!hum.isEmpty()) {
                for (int i = 0; i < hum.size(); i++) {
                    seriesHumidity.getData().add(new XYChart.Data<String, Number>(time.get(i), hum.get(i)));
                }
                areaChart.getData().add(seriesHumidity);
            }
        }
    });
    pause.play();
}

---

From source file:main.TestManager.java

/**
 * Displays given test. Intended for testing and
 * evaluating correct answers. (student mode only)
 * @param test test to display/*from  w w  w. ja  v a  2 s.  c om*/
 * @param stage 
 */
public static void displayTest(Test test, Stage stage) {
    Debugger.println(test.getName() + " - is displayed.");
    TabPane tabPane = new TabPane();
    int counter = 1;
    for (Question q : test.getQuestions()) {
        Label instruction = new Label(q.question);
        instruction.setStyle("-fx-font-size: 20");
        Pane choices = q.getPaneOfChoices();
        VBox vbox = new VBox(instruction, choices);
        vbox.setSpacing(10);
        Tab tab = new Tab("Otzka " + Integer.toString(counter), vbox);
        tab.setStyle("-fx-font-size: 20");
        tabPane.getTabs().add(tab);
        counter++;
    }

    Button finish = new Button("Ukon?i test!");
    finish.setStyle("-fx-font-size: 20");
    finish.setOnAction(new EventHandler<ActionEvent>() {
        @Override
        public void handle(ActionEvent event) {
            try {
                test.evaluate(stage);
            } catch (IOException e) {
                Alert alert = new Alert(AlertType.ERROR);
                alert.setContentText("Ojoj, vyskytol sa problm. Aplikcia sa mus ukon?i.");
                alert.showAndWait();
                System.exit(0);
            }
        }
    });
    Button nextQuestion = new Button("alia");
    nextQuestion.setStyle("-fx-font-size: 20");
    nextQuestion.setOnAction(e -> tabPane.getSelectionModel().selectNext());
    HBox buttons = new HBox(finish, nextQuestion);
    buttons.setSpacing(10);
    buttons.setAlignment(Pos.BOTTOM_CENTER);
    VBox outerVBox = new VBox(tabPane, buttons);
    outerVBox.setPadding(new Insets(10, 10, 10, 10));
    Scene scene = new Scene(outerVBox);
    stage.setScene(scene);
    stage.show();
}

---

From source file:Main.java

@Override
public void start(Stage primaryStage) {
    primaryStage.setTitle("ObservableLists");
    Group root = new Group();
    Scene scene = new Scene(root, 400, 250, Color.WHITE);

    GridPane gridpane = new GridPane();
    gridpane.setPadding(new Insets(5));
    gridpane.setHgap(10);/*from   ww  w.j a  v a  2 s . c  o m*/
    gridpane.setVgap(10);

    Label candidatesLbl = new Label("Left");
    GridPane.setHalignment(candidatesLbl, HPos.CENTER);
    gridpane.add(candidatesLbl, 0, 0);

    Label heroesLbl = new Label("Right");
    gridpane.add(heroesLbl, 2, 0);
    GridPane.setHalignment(heroesLbl, HPos.CENTER);

    final ObservableList<String> lefts = FXCollections.observableArrayList("A", "B", "C");
    final ListView<String> leftListView = new ListView<String>(lefts);
    leftListView.setPrefWidth(150);
    leftListView.setPrefHeight(150);

    gridpane.add(leftListView, 0, 1);

    final ObservableList<String> rights = FXCollections.observableArrayList();
    final ListView<String> rightListView = new ListView<String>(rights);
    rightListView.setPrefWidth(150);
    rightListView.setPrefHeight(150);

    gridpane.add(rightListView, 2, 1);

    Button sendRightButton = new Button(">");
    sendRightButton.setOnAction(new EventHandler<ActionEvent>() {
        public void handle(ActionEvent event) {
            String item = leftListView.getSelectionModel().getSelectedItem();
            if (item != null) {
                leftListView.getSelectionModel().clearSelection();
                lefts.remove(item);
                rights.add(item);
            }
        }
    });

    Button sendLeftButton = new Button("<");
    sendLeftButton.setOnAction(new EventHandler<ActionEvent>() {
        public void handle(ActionEvent event) {
            String item = rightListView.getSelectionModel().getSelectedItem();
            if (item != null) {
                rightListView.getSelectionModel().clearSelection();
                rights.remove(item);
                lefts.add(item);
            }
        }
    });

    VBox vbox = new VBox(5);
    vbox.getChildren().addAll(sendRightButton, sendLeftButton);

    gridpane.add(vbox, 1, 1);
    GridPane.setConstraints(vbox, 1, 1, 1, 2, HPos.CENTER, VPos.CENTER);

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

---

From source file:account.management.controller.SalaryVoucherController.java

/**
 * Initializes the controller class./*from  ww  w  .ja va  2s  . c o m*/
 */
@Override
public void initialize(URL url, ResourceBundle rb) {
    new Thread(() -> {
        try {
            Thread.sleep(5000);
            this.amount_words.getScene().setOnKeyPressed(new EventHandler<KeyEvent>() {
                public void handle(final KeyEvent keyEvent) {
                    if (keyEvent.getCode() == KeyCode.ENTER) {
                        System.out.println("attempting to submit deposit voucher");
                        //Stop letting it do anything else
                        keyEvent.consume();
                        try {
                            onSubmitButtonClick(null);
                        } catch (ParseException ex) {
                            Logger.getLogger(SalaryVoucherController.class.getName()).log(Level.SEVERE, null,
                                    ex);
                        }
                    }
                }
            });
        } catch (InterruptedException ex) {
            Logger.getLogger(NewVoucherController.class.getName()).log(Level.SEVERE, null, ex);
        }

    }).start();
}

---

From source file:nl.mvdr.umvc3replayanalyser.gui.ErrorMessagePopup.java

/**
 * Handles an exception that caused program startup to fail, by showing an error message to the user.
 * /*from   w  ww.ja  v a 2s  .  c  o  m*/
 * @param title
 *            title for the dialog
 * @param errorMessage
 *            error message
 * @param stage
 *            stage in which to show the error message
 * @param exception
 *            exception that caused the error
 */
public static void show(String title, String errorMessage, final Stage stage, Exception exception) {
    log.info("Showing error message dialog to indicate that startup failed.");

    // Create the error dialog programatically without relying on FXML, to minimize the chances of further failure.

    stage.setTitle(title);

    // Error message text.
    Text text = new Text(errorMessage);

    // Text area containing the stack trace. Not visible by default.
    String stackTrace;
    if (exception != null) {
        stackTrace = ExceptionUtils.getStackTrace(exception);
    } else {
        stackTrace = "No more details available.";
    }
    final TextArea stackTraceArea = new TextArea(stackTrace);
    stackTraceArea.setEditable(false);
    stackTraceArea.setVisible(false);

    // Details button for displaying the stack trace.
    Button detailsButton = new Button();
    detailsButton.setText("Details");
    detailsButton.setOnAction(new EventHandler<ActionEvent>() {
        /** {@inheritDoc} */
        @Override
        public void handle(ActionEvent event) {
            log.info("User clicked Details.");
            stackTraceArea.setVisible(!stackTraceArea.isVisible());
        }
    });

    // OK button for closing the dialog.
    Button okButton = new Button();
    okButton.setText("OK");
    okButton.setOnAction(new EventHandler<ActionEvent>() {
        /** {@inheritDoc} */
        @Override
        public void handle(ActionEvent event) {
            log.info("User clicked OK, closing the dialog.");
            stage.close();
        }
    });

    // Horizontal box containing the buttons, to make sure they are always centered.
    HBox buttonsBox = new HBox(5);
    buttonsBox.getChildren().add(detailsButton);
    buttonsBox.getChildren().add(okButton);
    buttonsBox.setAlignment(Pos.CENTER);

    // Layout constraints.
    AnchorPane.setTopAnchor(text, Double.valueOf(5));
    AnchorPane.setLeftAnchor(text, Double.valueOf(5));
    AnchorPane.setRightAnchor(text, Double.valueOf(5));

    AnchorPane.setTopAnchor(stackTraceArea, Double.valueOf(31));
    AnchorPane.setLeftAnchor(stackTraceArea, Double.valueOf(5));
    AnchorPane.setRightAnchor(stackTraceArea, Double.valueOf(5));
    AnchorPane.setBottomAnchor(stackTraceArea, Double.valueOf(36));

    AnchorPane.setLeftAnchor(buttonsBox, Double.valueOf(5));
    AnchorPane.setRightAnchor(buttonsBox, Double.valueOf(5));
    AnchorPane.setBottomAnchor(buttonsBox, Double.valueOf(5));

    AnchorPane root = new AnchorPane();
    root.getChildren().addAll(text, stackTraceArea, buttonsBox);

    stage.setScene(new Scene(root));

    // Use a standard program icon if possible.
    try {
        stage.getIcons().add(Icons.get().getRandomPortrait());
    } catch (IllegalStateException e) {
        log.warn("Failed to load icon for error dialog; proceeding with default JavaFX icon.", e);
    }

    stage.show();

    // Default size should also be the minimum size.
    stage.setMinWidth(stage.getWidth());
    stage.setMinHeight(stage.getHeight());

    log.info("Error dialog displayed.");
}

---

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