Chatto-Desktop-ScalaFX/src/main/resources/fxml/Navigation.fxml

<?xml version="1.0" encoding="UTF-8"?>

<?import javafx.geometry.Insets?>
<?import javafx.scene.control.Button?>
<?import javafx.scene.layout.AnchorPane?>
<?import javafx.scene.layout.HBox?>

<AnchorPane maxHeight="-Infinity" maxWidth="-Infinity" minHeight="-Infinity" minWidth="-Infinity" prefHeight="40.0" prefWidth="600.0" xmlns="http://javafx.com/javafx/11.0.1" xmlns:fx="http://javafx.com/fxml/1" fx:controller="wow.doge.chatto.controller.NavigationController">
    <children>
        <HBox layoutY="-10.0" prefHeight="40.0" prefWidth="600.0" spacing="10.0" AnchorPane.bottomAnchor="0.0" AnchorPane.leftAnchor="0.0" AnchorPane.rightAnchor="0.0" AnchorPane.topAnchor="0.0">
            <children>
                <Button mnemonicParsing="false" onAction="#actionClickButton" text="Navigation Button" />
            <Button mnemonicParsing="false" onAction="#actionHotReload" text="Hot Reload FXML" textFill="RED" />
            </children>
            <padding>
                <Insets left="10.0" top="5.0" />
            </padding>
        </HBox>
    </children>
</AnchorPane>