Session.GetObjectsAsync(ObjectsQuery[], AsyncLoadObjectsCallback) Method

Asynchronously gets a collection of persistent objects that match the specified criteria and notifies upon completion.

Namespace: DevExpress.Xpo

Assembly: DevExpress.Xpo.v23.2.dll

NuGet Packages: DevExpress.Win.PivotGrid, DevExpress.Win.TreeMap, DevExpress.Xpo

NuGet Package: DevExpress.Xpo

Declaration

C#

public virtual object GetObjectsAsync(
    ObjectsQuery[] queries,
    AsyncLoadObjectsCallback callback
)

VB.NET

Public Overridable Function GetObjectsAsync(
    queries As ObjectsQuery(),
    callback As AsyncLoadObjectsCallback
) As Object

Parameters

Name	Type	Description
queries	ObjectsQuery[]	The search queries.
callback	DevExpress.Xpo.Helpers.AsyncLoadObjectsCallback	A DevExpress.Xpo.Helpers.AsyncLoadObjectsCallback delegate to be called after the collection has been retrieved. This collection is passed as a parameter to callback.

Returns

Type	Description
Object	An object identifying the current asynchronous operation, intended for internal use.

Remarks

This member supports the internal infrastructure and is not intended to be used directly from your code. To asynchronously get objects from a session, call the LoadAsync method of the XPCollection or XPView component.