Java tutorial
import javafx.application.Application; import javafx.geometry.HPos; import javafx.geometry.Insets; import javafx.scene.Group; import javafx.scene.Scene; import javafx.scene.control.TextArea; import javafx.scene.layout.GridPane; import javafx.scene.paint.Color; import javafx.stage.Stage; public class Main extends Application { public static void main(String[] args) { Application.launch(args); } @Override public void start(Stage primaryStage) { primaryStage.setTitle("Borders"); Group root = new Group(); Scene scene = new Scene(root, 600, 330, Color.WHITE); GridPane gridpane = new GridPane(); gridpane.setPadding(new Insets(5)); gridpane.setHgap(10); gridpane.setVgap(10); final TextArea cssEditorFld = new TextArea(); cssEditorFld.setPrefRowCount(10); cssEditorFld.setPrefColumnCount(100); cssEditorFld.setWrapText(true); cssEditorFld.setPrefWidth(150); GridPane.setHalignment(cssEditorFld, HPos.CENTER); gridpane.add(cssEditorFld, 0, 1); String cssDefault = "line1;\nline2;\n"; cssEditorFld.setText(cssDefault); root.getChildren().add(gridpane); primaryStage.setScene(scene); primaryStage.show(); } }