[Overview][Constants][Types][Classes][Procedures and functions][Index] Reference for unit 'ComCtrls' (#lcl)

TTabChangingEvent

TTabChangingEvent - generic event handling method for a change in a notebook Tab.

Declaration

Source position: comctrls.pp line 350

type TTabChangingEvent = procedure(

  Sender: TObject;

  var AllowChange: Boolean

) of object;

Arguments

Sender

  

Notebook for the event notification.

AllowChange

  

Indicates if the tab change can be performed.
Version 3.2 Generated 2024-02-25 Home