Controller (GRIP API)

All Known Implementing Classes:

CameraSourceController, CheckboxInputSocketController, ClassifierSourceController, HttpSourceController, InputSocketController, ListSpinnerInputSocketController, MultiImageFileSourceController, NumberSpinnerInputSocketController, OperationController, OutputSocketController, RangeInputSocketController, SelectInputSocketController, SliderInputSocketController, SourceController, StepController, TextFieldInputSocketController, VideoFileSourceController
```
public interface Controller
```
A controller should always provide a method to get the root node that it is controlling. This allows the controllers root node to be added to other UI components.

- Method Summary
  
  All Methods Instance Methods Abstract Methods
  Modifier and Type Method Description
  
  javafx.scene.Node getRoot()

- Method Detail
  - getRoot
```
javafx.scene.Node getRoot()
```
    Returns:
    
    The root node of the controller.