... query.Thisisfollowed bythelistofstrings to be displayed.Thencomesthe indexof thelistele ment that thedrop-downwidgetdisplaysatthe be-ginning .The next-to-lastparameter specifies whether theusercan add ... andisdescribedinRFCs2 045 , 2 046 ,and2 047 .1 94 6.5 Ready-made DialogsinQt6.5.4Input DialogsForsimplequeries,Qtprovides various template inputdialogs,consistingofasuit-able inputwidgetand twobuttons,OKand Cancel .The ... text(QColor) Qt: :CheckStateRole Defines whether an elementiscompletely,partially,ornot at allselected ;the val-uesfromthe Qt: :CheckState enumeratorarevalid :Qt: :Unchecked, Qt: :PartiallyChecked,1or Qt: :Checked Qt: :AccessibleTextRole...