dev使用3
http://www.cnblogs.com/yuerdongni/archive/2012/09/08/2676748.html
http://www.cnblogs.com/yuerdongni/archive/2012/09/04/2671095.html
delphi 下
动态设置和访问cxgrid列的Properties
C:=cxGrid.CreateColumn ;
if LowerCase (FieldByName('fDataType').AsString)='time' then
C.PropertiesClass:=TcxTextEditProperties;