SMART datagrid v.1 > Classes > DataField
The path of representative value of object which is saved in OBJECT field.
If it is not the property just below the object, you can separate by ".* to specify in stages. If specify keyCallback, this property will be ignored.
Defaults to null.
ds.setFields([{
fieldName: 'company',
dataType: 'object',
keyPath: "name",
// If it is not just below
// keyPath: "name.first"
...
}]);