I just want to be able to adjust hours and minutes.
$dg -> set_col_datetime("contractDateTime", "H:i", "H:i",
"H:i");
This will display the datetime picker, but only the time will be displayed. Lastly, use CSS to hide the datepicker.
<style>
.xdsoft_datepicker.active{
display:none;
}
</style>
Reference: http://phpgrid.com/example/complete-date-format-demo/