public bool AppliesOnMouseDown(MouseEventArgs e, DataGridView.HitTestInfo hit)
{
if (!ShouldChangeCursor(hit, _tableState, e.X))
{
return(false);
}
bool leftedge = (e.X - hit.ColumnX) < (_tableState.ColumnWidth / 2);
if (leftedge && hit.ColumnIndex == _tableState.GetFirstVisibleDataColumnIndex())
{
return(false);
}
_operationStarted = false;
_orgMouseX = Cursor.Position.X;
_orgeX = e.X;
_orgWidth = _tableState.ColumnWidth;
_orgScroll = _tableState.GetCurrentScroll();
_orgNColumns = _tableState.CountVisibleDataColumns(hit.ColumnIndex, !leftedge);
_orgSColumns = _orgScroll / _orgWidth;
_orgSPixels = _orgScroll % _orgWidth;
_lefthalf = _tableState.GetNormalizedXCoordinate(e.X) < 0.5;
return(true);
}
