public class XPObjectSource :
    DataComponentBase,
    IBindingList,
    ICollection,
    IEnumerable,
    IList,
    ITypedList,
    ISupportInitialize,
    IListAdapter,
    IXPDictionaryProvider

Public Class XPObjectSource
    Inherits DataComponentBase
    Implements IBindingList,
               ICollection,
               IEnumerable,
               IList,
               ITypedList,
               ISupportInitialize,
               IListAdapter,
               IXPDictionaryProvider

public class XPObjectSource :
    DataComponentBase,
    IBindingList,
    IList,
    ICollection,
    IEnumerable,
    ITypedList,
    ISupportInitialize,
    IListAdapter,
    IXPDictionaryProvider

Public Class XPObjectSource
    Inherits DataComponentBase
    Implements IBindingList,
               IList,
               ICollection,
               IEnumerable,
               ITypedList,
               ISupportInitialize,
               IListAdapter,
               IXPDictionaryProvider

using DevExpress.Xpo;
using DevExpress.Xpo.Metadata;
using DevExpress.XtraReports;
// ... 
XPObjectSource dataSource = new XPObjectSource();
dataSource.ConnectionStringName = "ConnectionString";
dataSource.SetEntityType(typeof(Product));
using(XtraReport2 report = new XtraReport2()) {
    report.DataSource = dataSource;
    // ... 
    // Preview the report or do something else. 
    // .. 
}

Imports DevExpress.Xpo
Imports DevExpress.Xpo.Metadata
Imports DevExpress.XtraReports
' ... 
Private dataSource As New XPObjectSource()
dataSource.ConnectionStringName = "ConnectionString"
dataSource.SetEntityType(GetType(Product))
Using report As New XtraReport2()
    report.DataSource = dataSource
    ' ... 
    ' Preview the report or do something else. 
    ' .. 
End Using