NonPersistentObjectSpace.AutoSetModifiedOnObjectChangeByDefault Field

Specifies whether non-persistent Object Spaces add objects to the ModifiedObjects collection when these objects raise the PropertyChanged event. This field affects all non-persistent Object Spaces in your application if you do not specify the AutoSetModifiedOnObjectChange property for a particular Object Space.

Namespace: DevExpress.ExpressApp

Assembly: DevExpress.ExpressApp.v23.2.dll

NuGet Package: DevExpress.ExpressApp

Declaration

C#

public static bool AutoSetModifiedOnObjectChangeByDefault

VB.NET

Public Shared AutoSetModifiedOnObjectChangeByDefault As Boolean

Field Value

Type	Description
Boolean	true, if non-persistent Object Spaces add objects to the ModifiedObjects collection when these objects raise the PropertyChanged event; otherwise, false.

Remarks

Use this field to track modifications of non-persistent objects that implement the INotifyPropertyChanged interface.

Refer to the following GitHub example to see how to use this property: How to implement CRUD operations for Non-Persistent Objects stored remotely.

Related GitHub Examples

The following code snippet (auto-collected from DevExpress Examples) contains a reference to the AutoSetModifiedOnObjectChangeByDefault field.

Note

The algorithm used to collect these code examples remains a work in progress. Accordingly, the links and snippets below may produce inaccurate results. If you encounter an issue with code examples below, please use the feedback form on this page to report the issue.

C#

XAF-How-to-Implement-CRUD-Operations-for-Non-Persistent-Objects-Stored-Remotely/CS/NonPersistentObjectsDemo.Module/NonPersistentObjectSpaceHelper.cs#L22

    NonPersistentObjectSpace.UseKeyComparisonToDetermineIdentity = true;
    NonPersistentObjectSpace.AutoSetModifiedOnObjectChangeByDefault = true;
}

VB.NET

XAF-How-to-Implement-CRUD-Operations-for-Non-Persistent-Objects-Stored-Remotely/VB/NonPersistentObjectsDemo.Module/NonPersistentObjectSpaceHelper.vb#L24

    NonPersistentObjectSpace.UseKeyComparisonToDetermineIdentity = True
    NonPersistentObjectSpace.AutoSetModifiedOnObjectChangeByDefault = True
End Sub