public void setVertexFocused(V vertex) {

		if (!vertex.isFocused()) {
			// reset the world's notion of the focused vertex
			gPickedState.pickToActivate(vertex);
		}
		else {
			// the vertex is already focused, make sure everyone is in sync
			gPickedState.pickToSync(vertex);
		}
	}
Sets the given vertex to be the focused vertex.  This will be the only focused vertex.

@param vertex the vertex
Ghidra/Framework/Graph/src/main/java/ghidra/graph/viewer/GraphComponent.java