public Set<V> getSelectedVertices() {
		VisualGraphView<V, E, G> view = getView();
		VisualizationViewer<V, E> viewer = view.getPrimaryGraphViewer();
		if (viewer == null) {
			// we have seen this happen on some systems; timing issue?
			return Collections.emptySet();
		}
		PickedState<V> pickedState = viewer.getPickedVertexState();
		return pickedState.getPicked();
	}
Returns true if the satellite is embedded in the graph view, whether it is showing or not
@return true if the satellite is embedded in the graph view, whether it is showing or not
Ghidra/Framework/Graph/src/main/java/ghidra/graph/VisualGraphComponentProvider.java