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 # Interface ITopology

 Last update: 09.03.2026 

<a id="VM_CAD_Kernel_ITopology"></a>

Namespace: [VM.CAD.Kernel](VM.CAD.Kernel.md)  
Assembly: VM.CAD.Kernel.dll

```csharp
public interface ITopology : IHasID, ISelected

```

#### Implements

IHasID, ISelected

#### Extension Methods

[LinkPropertyItemCache.GetLinkProperties(object, LinkPropertyType)](VM.Models.Pre.Cache.LinkPropertyItemCache.md#VM_Models_Pre_Cache_LinkPropertyItemCache_GetLinkProperties_System_Object_VM_Models_Pre_LinkPropertyType_), [LinkPropertyItemCache.GetLinkPropertiesAndValues(object, LinkPropertyType)](VM.Models.Pre.Cache.LinkPropertyItemCache.md#VM_Models_Pre_Cache_LinkPropertyItemCache_GetLinkPropertiesAndValues_System_Object_VM_Models_Pre_LinkPropertyType_), [LinkPropertyItemCache.GetLinkedObjects&lt;T&gt;(object, LinkPropertyType)](VM.Models.Pre.Cache.LinkPropertyItemCache.md#VM_Models_Pre_Cache_LinkPropertyItemCache_GetLinkedObjects__1_System_Object_VM_Models_Pre_LinkPropertyType_)

## Properties

### <a id="VM_CAD_Kernel_ITopology_ParentBodyKey"></a> ParentBodyKey

```csharp
UIntPtr ParentBodyKey { get; }

```

#### Property Value

UIntPtr