Driver.java

package ribbonbardemo;

import javafx.application.Application;
import javafx.geometry.Rectangle2D;
import javafx.scene.Scene;
import javafx.scene.layout.BorderPane;
import javafx.stage.Screen;
import javafx.stage.Stage;
import ui.layouts.ribbonBar.RibbonBar;

/**
 * Driver. The Application starts here.
 */
public class Driver extends Application {

    private Scene scene;
    private BorderPane layout;
    
    /**
     * start. Build UI and show here.
     * @param stage 
     */
    @Override
    public void start(Stage stage) {
        
        //Initalize layout
        layout = new BorderPane();
        layout.setId("app");
        
        //Set BorderPane Regions
        RibbonBar r = new RibbonBar();
        layout.setTop(r.get());
        
        //Set Scene properties.
        setSceneProperties();
        
        //Set a few properties of our Application Window
        stage.setScene(scene);
        stage.setTitle("Ribbon Menu Demo");
        stage.show();
    }
    
    /**
     * Application Entry Point. Program starts here.
     * @param args 
     */
    public static void main(String[] args) {
        launch();
    }
    
    /**
     * setSceneProperties. This method sets the app to almost full size. It also
     * is where CSS style sheet is attached.
     */
    private void setSceneProperties()
    {
        //The percentage values are used as multipliers for screen width/height.
        double percentageWidth = 0.98;
        double percentageHeight = 0.90;
        
        //Calculate the width / height of screen.
        Rectangle2D screenSize = Screen.getPrimary().getBounds();
        percentageWidth *= screenSize.getWidth();
        percentageHeight *= screenSize.getHeight();
                   
        //Create a scene object. Pass in the layout and set
        //the dimensions to 98% of screen width & 90% screen height.
        this.scene = new Scene(layout, percentageWidth, percentageHeight);
        
        //Add CSS Style Sheet (located in same package as this class).
        String css = this.getClass().getResource("App.css").toExternalForm();
        
        //Add CSS for Tabs.
        String tabsURL = "/ui/layouts/ribbonBar/tabs/tabs.css";
        String tabsCSS = this.getClass().getResource(tabsURL).toExternalForm();
        
        scene.getStylesheets().addAll(css, tabsCSS);

    }
}