I simply cut-&-paste the example from the basic demo into my prototyping project, and this is the result. First SS is right-clicking on whitespace, second SS is from right-clicking on a node. Also the X appears at the very top-left of the screen (not shown).
I simply cut-&-paste the example from the basic demo into my prototyping project, and this is the result. First SS is right-clicking on whitespace, second SS is from right-clicking on a node. Also the X appears at the very top-left of the screen (not shown).