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

TCustomTreeView.OnAddition

Event handler signalled when a tree node is added to the tree node Items in the control.

Declaration

Source position: comctrls.pp line 3607

protected property TCustomTreeView.OnAddition : TTVExpandedEvent
  read FOnAddition
  write FOnAddition;

Description

OnAddition is a TTVExpandedEvent property with the event handler signalled when a tree node is added to the Items for the control. The Sender argument contains the TCustomTreeViwe instance for the notification. The Node argument contains the TTreeNode instance added to the control.

Remark: OnAddition is not used in the current LCL implementation.

See also

TCustomTreeView.Items

  

The container with the TTreeNode instances used in the control.

TTreeNodes

  

Implements a container for TTreeNode instances.

TTVExpandedEvent

  

TTVExpandedEvent - generic event handling method for a Tree Node that has been expanded.

The latest version of this document can be found at lazarus-ccr.sourceforge.net.