[Lazarus] VirtualTreeView: Expand/Collapse without OnNodeClick

[Balázs Székely]

>>Still I am wondering why such a workaround is needed at all.
>>The NodeClick-event should not be fired when nodes are just
expanded/collapsed. 
Did you try the OnFocusChanged event instead of OnNodeClick? You can replace
the OnNodeClick functionality in most cases(depends on the specific code
though).



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