A graph object is a control that administrates nodes and their
connections. Given this I would expect that there exists some methods
that allow to e.g. remove all current contents from the graph. What is
the recommended procedure to realize this task without disposing the
I don't think there was a way to do that. Since this is probably a common use case (I could have also used it before), I've added a Graph#clear() method that removes all the graph's content in Zest 2.0 (see http://wiki.eclipse.org/Zest#Zest_2.x).