qtreeview - Not able to see plus sign even if I pass true from hasChildren function in Qt -


i implementing tree view, have sub classed model , view. populating top level items , don't know how many child's there each top level items know top level items has child's, have re-implemented haschildren() function , pass true top level items, not able see + sign top level items pass true. please let me know problem

thanks in advance.


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