SMART datagrid v.1 > Classes > DataColumn
If it is true, you will not be able to edit in data cell included in this column.
The editor will be displayed when editable is true, and if this property is true, you will not be able to input in editor.
Defaults to false.
$('#setReadOnly').click(function () {
var column = grid.focusedColumn();
column.setReadOnly(true);
});