Example usage for javafx.scene.control TextArea appendText

Introduction

In this page you can find the example usage for javafx.scene.control TextArea appendText.

Prototype

public void appendText(String text) 

Source Link

Document

Appends a sequence of characters to the content.

Usage

From source file:Main.java

@Override
public void start(Stage primaryStage) {
    final Label label = new Label("Progress:");
    final ProgressBar progressBar = new ProgressBar(0);
    final ProgressIndicator progressIndicator = new ProgressIndicator(0);

    final Button startButton = new Button("Start");
    final Button cancelButton = new Button("Cancel");
    final TextArea textArea = new TextArea();

    startButton.setOnAction((ActionEvent event) -> {
        startButton.setDisable(true);/*from   ww w. j  a  v  a 2 s . c  o  m*/

        progressBar.setProgress(0);
        progressIndicator.setProgress(0);

        textArea.setText("");
        cancelButton.setDisable(false);

        copyWorker = createWorker(numFiles);

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

        copyWorker.messageProperty().addListener(
                (ObservableValue<? extends String> observable, String oldValue, String newValue) -> {
                    textArea.appendText(newValue + "\n");
                });

        new Thread(copyWorker).start();
    });

    cancelButton.setOnAction((ActionEvent event) -> {
        startButton.setDisable(false);
        cancelButton.setDisable(true);
        copyWorker.cancel(true);

        progressBar.progressProperty().unbind();
        progressBar.setProgress(0);
        progressIndicator.progressProperty().unbind();
        progressIndicator.setProgress(0);
        textArea.appendText("File transfer was cancelled.");
    });

    BorderPane root = new BorderPane();
    Scene scene = new Scene(root, 500, 250, javafx.scene.paint.Color.WHITE);

    FlowPane topPane = new FlowPane(5, 5);
    topPane.setPadding(new Insets(5));
    topPane.setAlignment(Pos.CENTER);
    topPane.getChildren().addAll(label, progressBar, progressIndicator);

    GridPane middlePane = new GridPane();
    middlePane.setPadding(new Insets(5));
    middlePane.setHgap(20);
    middlePane.setVgap(20);
    ColumnConstraints column1 = new ColumnConstraints(300, 400, Double.MAX_VALUE);
    middlePane.getColumnConstraints().addAll(column1);
    middlePane.setAlignment(Pos.CENTER);
    middlePane.add(textArea, 0, 0);

    FlowPane bottomPane = new FlowPane(5, 5);
    bottomPane.setPadding(new Insets(5));
    bottomPane.setAlignment(Pos.CENTER);
    bottomPane.getChildren().addAll(startButton, cancelButton);

    root.setTop(topPane);
    root.setCenter(middlePane);
    root.setBottom(bottomPane);

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

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From source file:com.virus.removal.javafxapplication.FXMLDocumentController.java

/**
 * @return/*from  w w  w . ja  va  2 s .c o m*/
 */
public TextArea readVirusScanHistoryFromFile() {

    BufferedReader br = null;
    final TextArea textArea = new TextArea();

    try {

        String currentLine;
        final String userWorkingDrive = System.getProperty("user.dir").split(":")[0];

        System.out.println(userWorkingDrive);

        final File file = new File(userWorkingDrive + ":" + File.separator + "VirusScanHistory" + File.separator
                + virusScanHistoryFile);

        System.out.println(file.getParentFile().getAbsolutePath());

        if (file.exists()) {
            br = new BufferedReader(new FileReader(file.getAbsolutePath()));
            while ((currentLine = br.readLine()) != null) {
                if (!currentLine.isEmpty()) {
                    if (StringUtils.contains(currentLine, "PC Name:")) {
                        textArea.appendText(currentLine + "\n\n\n\n");
                    } else {
                        textArea.appendText(currentLine + "\n\n");
                    }
                }
                System.out.println(currentLine);
            }
            System.out.println(textArea.getText());
        }
    } catch (IOException e) {
        e.printStackTrace();
    } finally {
        try {
            if (br != null) {
                br.close();
            }
        } catch (IOException ex) {
            ex.printStackTrace();
        }
    }

    return textArea;
}

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