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Reference for unit 'ComCtrls' (#lcl)

TCustomTreeView.DoStartDrag

Performs actions needed when a drag operation is started for the control.

Declaration

Source position: comctrls.pp line 3589

protected procedure TCustomTreeView.DoStartDrag(

var DragObject: TDragObject

); override;

Arguments

DragObject

TDragObject instance for the drag and drop operation.

See also

TControl.DoStartDrag

Signals the OnStartDrag event handler.

Version 3.2

Generated 2024-02-25