pl 

BeginDrag (TWSDragImageListResolution)

pl 

DragMove (TWSDragImageListResolution)

pl 

EndDrag (TWSDragImageListResolution)

pl 

HideDragImage (TWSDragImageListResolution)

pl 

ShowDragImage (TWSDragImageListResolution)

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