RAD Studio VCL Reference
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TCustomTreeView.OnCreateNodeClass Event
TCustomTreeView Class | TCustomTreeView Members | ComCtrls Namespace | Description
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Occurs when a node in the treeview is about to be created.

Pascal
property OnCreateNodeClass: TTVCreateNodeClassEvent;
C++
__property TTVCreateNodeClassEvent OnCreateNodeClass;
Description

OnCreateNodeClass occurs when a new node object is about to be created. 

Sender is the tree view object that is about to add a new node. 

NodeClass returns a class reference that is instantiated to create a new node object. 

 

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