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Reference for unit 'Controls' (#lcl)

TDragDropEvent

The type of an OnDragDrop notification handler.

Declaration

Source position: controls.pp line 509

type TDragDropEvent = procedure(

Sender: TObject;

Source: TObject;

) of object;

`Sender`		The target control of the drop.
`Source`		The dragged control.
`X`		The client coordinates of the drop.
`Y`		The client coordinates of the drop.

An OnDragDrop event is generated by the target control, on the drop of a dragged object.

TDockDropEvent		The type of an OnDockDrop handler.
TEndDragEvent		The type of an OnEndDrag handler.
TControl.OnDragDrop		Event handler signalled when an object is dropped onto the control.