IObjectSpace.GetKeyValue(Object) Method

Returns the key property’s value of the specified persistent object.

Namespace: DevExpress.ExpressApp

Assembly: DevExpress.ExpressApp.v23.2.dll

NuGet Package: DevExpress.ExpressApp

Declaration

C#

object GetKeyValue(
    object obj
)

VB.NET

Function GetKeyValue(
    obj As Object
) As Object

Parameters

Name	Type	Description
obj	Object	An object whose key property’s value is requested.

Returns

Type	Description
Object	An object which is the value of the specified object’s key property.

Remarks

When implementing the IObjectSpace interface in the BaseObjectSpace class’s descendant, don’t implement the GetKeyValue method. It’s implemented in the BaseObjectSpace class.

Related GitHub Examples

The following code snippet (auto-collected from DevExpress Examples) contains a reference to the GetKeyValue(Object) method.

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-dependent-views-in-a-dashboardview-filter-based-on-selection/CS/Solution3.Module/Controllers/DashboardFilterController.cs#L22

foreach(object obj in masterListView.SelectedObjects) {
    searchedObjects.Add(detailListView.ObjectSpace.GetKeyValue(obj));
}

VB.NET

xaf-how-to-implement-dependent-views-in-a-dashboardview-filter-based-on-selection/VB/Solution3.Module/Controllers/DashboardFilterController.vb#L24

For Each obj As Object In masterListView.SelectedObjects
    searchedObjects.Add(detailListView.ObjectSpace.GetKeyValue(obj))
Next obj