Method swapTopField

src/ch/hsr/ogv/view/PaneBox.java:230–237

(Node labelOrTextField)

	}

	private void swapTopField(Node labelOrTextField) {
		Node topNode = this.borderPane.getTop();
		if (topNode instanceof HBox) {
			HBox topHBox = (HBox) topNode;
			topHBox.getChildren().clear();
			topHBox.getChildren().add(labelOrTextField);
		}
	}

	private void swapCenterField(Node labelOrField, int rowIndex) {
		GridPane centerGridPane = getCenter();