ArcGIS Pro 2.8 API Reference Guide
DiagramManager Class
Members 

ArcGIS.Core.Data.UtilityNetwork.NetworkDiagrams Namespace : DiagramManager Class
Represents a diagram manager object, the core class in the network diagram API.
Object Model
DiagramManager ClassNetworkDiagram ClassDiagramTemplate ClassNetworkDiagram Class
Syntax
public sealed class DiagramManager : ArcGIS.Core.CoreObjectsBase, System.IDisposable  
Public NotInheritable Class DiagramManager 
   Inherits ArcGIS.Core.CoreObjectsBase
   Implements System.IDisposable 
Remarks
The DiagramManager object is obtained by calling ArcGIS.Core.Data.UtilityNetwork.UtilityNetwork.GetDiagramManager. Use the DiagramManager class to:
Inheritance Hierarchy

System.Object
   ArcGIS.Core.CoreObjectsBase
      ArcGIS.Core.Data.UtilityNetwork.NetworkDiagrams.DiagramManager

Requirements

Target Platforms: Windows 10, Windows 8.1

See Also

Reference

DiagramManager Members
ArcGIS.Core.Data.UtilityNetwork.NetworkDiagrams Namespace