expressappframework-devexpress-dot-expressapp-dot-nonpersistentobjectspace.md
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.v25.2.dll
NuGet Package : DevExpress.ExpressApp
public static bool AutoSetModifiedOnObjectChangeByDefault
Public Shared AutoSetModifiedOnObjectChangeByDefault As Boolean
| Type | Description |
|---|---|
| Boolean |
true , if non-persistent Object Spaces add objects to the ModifiedObjects collection when these objects raise the PropertyChanged event; otherwise, false.
|
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.
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.
NonPersistentObjectSpace.UseKeyComparisonToDetermineIdentity = true;
NonPersistentObjectSpace.AutoSetModifiedOnObjectChangeByDefault = true;
}
NonPersistentObjectSpace.UseKeyComparisonToDetermineIdentity = True
NonPersistentObjectSpace.AutoSetModifiedOnObjectChangeByDefault = True
End Sub
See Also
NonPersistentObjectSpace Class