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TCustomDBGrid.CheckColumnDrag Method
TCustomDBGrid Class | TCustomDBGrid Members | DBGrids Namespace | Description | See Also
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Validates whether the column currently selected for dragging can be dropped at the current location.

Pascal
function CheckColumnDrag(var Origin: Integer; var Destination: Integer; const MousePt: TPoint): Boolean; override;
C++
virtual __fastcall Boolean CheckColumnDrag(int Origin, int Destination, const TPoint MousePt);
Description

Use CheckColumnDrag to validate that the column currently selected for dragging can be dropped at the current location. CheckColumnDrag can change the Origin (the column being dragged) and/or the Destination (the drop target), as needed, to keep the grid's columns in order. 

 

See Also
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