private void copyActionsToNewGraph(GraphDisplay display) {

		Collection<DockingActionIf> defaultActions = display.getActions();
		for (DockingActionIf action : addedActions) {
			if (defaultActions.contains(action)) {
				// ignore actions added by the graph itself and any actions that the end user may
				// accidentally add more than once
				continue;
			}

			display.addAction(new DockingActionProxy(action));
		}
	}
Create and return a {@link VisualizationViewer} to display graphs
@return the new VisualizationViewer
Ghidra/Features/GraphServices/src/main/java/ghidra/graph/visualization/DefaultGraphDisplay.java