Get current item
void setCurrentItem ( number row, number item )
Update current item
Set the currently displayed item in the dropdown. If the null value is displayed (see the controls <emphasis>noblank</emphasis> property), then item zero is the null value; if the null value is not displayed then item zero is the first of the real values.
void setCurrentDisplay ( number row, string text )Update current item
As for <emphasis>setCurrentItem</emphasis>, but the dropdown entry is selected by the textual value displayed. If the dropdown is displaying multiple columns, then only the first column is considered.