public RootGrid() {
setBackground(
new Background(new BackgroundFill(Color.OLIVEDRAB, CornerRadii.EMPTY, Insets.EMPTY)));
add(headerBar, 0, 0, GridPane.REMAINING, 1);
activePane = new HomePane(this);
functionPanes.add(activePane);
functionPanes.add(new InstallPane(this));
functionPanes.add(new SelectPane(this));
functionPanes.add(new RunPane(this));
add(activePane.getPane(), 0, 1, GridPane.REMAINING, 1);
add(functionBar, 0, 2, GridPane.REMAINING, 1);
functionBar.add(new ExitButton());
defineStretching();
activePane.setActive(true);
}
