API:Vcl.ComCtrls.TTreeView.OnCheckStateChanging
Delphi
property OnCheckStateChanging;
C++
__property OnCheckStateChanging;
Properties
| Type | Visibility | Source | Unit | Parent |
|---|---|---|---|---|
| event | published | Vcl.ComCtrls.pas Vcl.ComCtrls.hpp |
Vcl.ComCtrls | TTreeView |
Description
OnCheckStateChanging event handler is tiggered before a node's CheckState changes.