MapMemberDataSourceChangingEvent Class
In This Topic
Occurs when a layer or standalone table's datasource is about to change giving a chance to cancel.
Object Model
Syntax
Public NotInheritable Class MapMemberDataSourceChangingEvent Inherits ArcGIS.Core.Events.AsyncPresentationEvent(Of MapMemberCancelEventsArgs)
public sealed class MapMemberDataSourceChangingEvent : ArcGIS.Core.Events.AsyncPresentationEvent<MapMemberCancelEventsArgs>
Inheritance Hierarchy
System.Object
ArcGIS.Core.Events.EventBase
ArcGIS.Core.Events.AsyncPresentationEvent<TPayload>
ArcGIS.Desktop.Mapping.Events.MapMemberDataSourceChangingEvent
Requirements
Target Platforms: Windows 11 Home, Pro, Enterprise (64 bit)
ArcGIS Pro version: 3.0 or higher.
See Also