cxGrid: how to cast a cell to a combobox-object

Question

hi @ all,

i have a problem with my cxgrid. in my cxgrid there a different rows and columns which have comboboxes as properties. but how can i cast a special cell value to a combobox-object? for example: i want to set the itemindex of the combobox in row 1 and column 2 to 0.

thanks!