ExtCtrls > ExtCtrls Assembly Interfaces > IDimensionComboRollUpEventArgs > IDimensionComboRollUpEventArgs.Cancel
Cancel: Boolean;
The Cancel property returns whether a component drop-down list is closed.
The property returns True if pressing the ESC button closes the list, and False in other cases.
See also:
IDimensionComboRollUpEventArgs
IDimensionCombo.CancelOnEscape
