ObjectChangedEventArgs Class

Arguments passed to the IObjectSpace.ObjectChanged event.

Namespace: DevExpress.ExpressApp

Assembly: DevExpress.ExpressApp.v20.2.dll

NuGet Package: DevExpress.ExpressApp

Declaration

C#

public class ObjectChangedEventArgs :
    ObjectManipulatingEventArgs

VB.NET

Public Class ObjectChangedEventArgs
    Inherits ObjectManipulatingEventArgs

Related API Members

ObjectChangedEventArgs is the data class for the following events:

• BaseObjectSpace.ObjectChanged
• IObjectSpace.ObjectChanged

Remarks

The ObjectChanged event occurs when an object’s property value is changed. You can handle this event to track object changes.

Related GitHub Examples

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

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_validation-how-to-highlight-invalid-properties-when-the-view-is-shown-e1524/CS/DXSample.Module/ImmediateValidationController.cs#L35

}
private void ObjectSpace_ObjectChanged(object sender, ObjectChangedEventArgs e) {
    ValidateViewObjects();

VB.NET

XAF_validation-how-to-highlight-invalid-properties-when-the-view-is-shown-e1524/VB/DXSample.Module/ImmediateValidationController.vb#L41

End Sub
Private Sub ObjectSpace_ObjectChanged(ByVal sender As Object, ByVal e As ObjectChangedEventArgs)
    ValidateViewObjects()

Inheritance

Object

EventArgs

ObjectManipulatingEventArgs

ObjectChangedEventArgs

ObjectSpaceModificationEventArgs