RAD Studio VCL Reference
TCustomActionControl.DragDrop Method

Performs actions and generates an OnDragDrop event.

procedure DragDrop(Source: TObject; X: Integer; Y: Integer); override;
virtual __fastcall DragDrop(TObject * Source, int X, int Y);

This override of the method inherited from TControl executes instructions and generates an OnDragDrop event. The method is called when a user drags and drops an item (Source) onto the custom action control at coordinates (X,Y). 


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