Unit 'ComCtrls' Package
[Overview][Constants][Types][Classes][Procedures and functions][Index] [#lcl]

TTVExpandingEvent

TTVExpandingEvent - generic event handling method for expanding a tree node if AllowExpansion is True.

Declaration

Source position: comctrls.pp line 2939

type TTVExpandingEvent = procedure(

  Sender: TObject;

  Node: TTreeNode;

  var AllowExpansion: Boolean

) of object;
Version 4.4 Generated 2025-11-08 Home