RAD Studio VCL Reference
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TCustomGrid.DoMouseWheelDown Method
TCustomGrid Class | TCustomGrid Members | Grids Namespace | Description | See Also
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Performs tasks when the mouse wheel is rotated downward.

Pascal
function DoMouseWheelDown(Shift: TShiftState; MousePos: TPoint): Boolean; override;
C++
virtual __fastcall Boolean DoMouseWheelDown(TShiftState Shift, TPoint MousePos);
Description

Override DoMouseWheelDown to perform tasks when the mouse wheel is rotated downward. 

DoMouseWheelDown returns false if the control's parent should handle the message. 

In TCustomGrid, DoMouseWheelDown increments the current row and returns true. 

 

See Also
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