TTMSFNCCustomNonFocusablePopupForm.OnBeforeClose Event
Fires immediately before the popup form closes, allowing caller-side cleanup.
API unit family: TMSFNCPopup
Declaring type: TTMSFNCCustomNonFocusablePopupForm
Inherited from: TTMSFNCCustomPopupForm
Type: TNotifyEvent
Syntax
property OnBeforeClose: TNotifyEvent;