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 # Class ObjectBaseVisibleEvent

 Last update: 09.03.2026 

<a id="VM_Managed_History_ObjectBaseVisibleEvent"></a>

Namespace: [VM.Managed.History](VM.Managed.History.md)  
Assembly: VMAppCore.dll

```csharp
public class ObjectBaseVisibleEvent : HistoryEvent

```

#### Inheritance

object ← [HistoryEvent](https://github.com/AnsysVirtualMotion/DAFUL/blob/9110677a5f6a53d7604f8dfd35b4c5fceb59e8e0/DAFUL/ClassicPre/Data/VMHist/HistoryEvent.cs) ← [ObjectBaseVisibleEvent](VM.Managed.History.ObjectBaseVisibleEvent.md)

#### Inherited Members

[HistoryEvent.ClearEvent(bool)](https://github.com/AnsysVirtualMotion/DAFUL/blob/9110677a5f6a53d7604f8dfd35b4c5fceb59e8e0/DAFUL/ClassicPre/Data/VMHist/HistoryEvent.cs), [HistoryEvent.Undo(HistoryEventArgs)](https://github.com/AnsysVirtualMotion/DAFUL/blob/9110677a5f6a53d7604f8dfd35b4c5fceb59e8e0/DAFUL/ClassicPre/Data/VMHist/HistoryEvent.cs), [HistoryEvent.Redo(HistoryEventArgs)](https://github.com/AnsysVirtualMotion/DAFUL/blob/9110677a5f6a53d7604f8dfd35b4c5fceb59e8e0/DAFUL/ClassicPre/Data/VMHist/HistoryEvent.cs), [HistoryEvent.Clear(bool)](https://github.com/AnsysVirtualMotion/DAFUL/blob/9110677a5f6a53d7604f8dfd35b4c5fceb59e8e0/DAFUL/ClassicPre/Data/VMHist/HistoryEvent.cs), [HistoryEvent.BeforeUndo(HistoryEventArgs)](https://github.com/AnsysVirtualMotion/DAFUL/blob/9110677a5f6a53d7604f8dfd35b4c5fceb59e8e0/DAFUL/ClassicPre/Data/VMHist/HistoryEvent.cs), [HistoryEvent.AfterUndo(HistoryEventArgs)](https://github.com/AnsysVirtualMotion/DAFUL/blob/9110677a5f6a53d7604f8dfd35b4c5fceb59e8e0/DAFUL/ClassicPre/Data/VMHist/HistoryEvent.cs), [HistoryEvent.BeforeRedo(HistoryEventArgs)](https://github.com/AnsysVirtualMotion/DAFUL/blob/9110677a5f6a53d7604f8dfd35b4c5fceb59e8e0/DAFUL/ClassicPre/Data/VMHist/HistoryEvent.cs), [HistoryEvent.AfterRedo(HistoryEventArgs)](https://github.com/AnsysVirtualMotion/DAFUL/blob/9110677a5f6a53d7604f8dfd35b4c5fceb59e8e0/DAFUL/ClassicPre/Data/VMHist/HistoryEvent.cs), [HistoryEvent.BeforeAdded(AddToHistoryManagerEventArgs)](https://github.com/AnsysVirtualMotion/DAFUL/blob/9110677a5f6a53d7604f8dfd35b4c5fceb59e8e0/DAFUL/ClassicPre/Data/VMHist/HistoryEvent.cs), [HistoryEvent.AfterAdded(HistoryEventArgs)](https://github.com/AnsysVirtualMotion/DAFUL/blob/9110677a5f6a53d7604f8dfd35b4c5fceb59e8e0/DAFUL/ClassicPre/Data/VMHist/HistoryEvent.cs), [HistoryEvent.IsValid](https://github.com/AnsysVirtualMotion/DAFUL/blob/9110677a5f6a53d7604f8dfd35b4c5fceb59e8e0/DAFUL/ClassicPre/Data/VMHist/HistoryEvent.cs)

#### 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_)

## Constructors

### <a id="VM_Managed_History_ObjectBaseVisibleEvent__ctor_System_Object_"></a> ObjectBaseVisibleEvent(object)

```csharp
public ObjectBaseVisibleEvent(object obOriginal)

```

#### Parameters

`obOriginal` object

## Methods

### <a id="VM_Managed_History_ObjectBaseVisibleEvent_AfterRedo_VM_Managed_History_HistoryEventArgs_"></a> AfterRedo(HistoryEventArgs)

```csharp
public override void AfterRedo(HistoryEventArgs args)

```

#### Parameters

`args` [HistoryEventArgs](https://github.com/AnsysVirtualMotion/DAFUL/blob/9110677a5f6a53d7604f8dfd35b4c5fceb59e8e0/DAFUL/ClassicPre/Data/VMHist/HistoryEventArgs.cs)

### <a id="VM_Managed_History_ObjectBaseVisibleEvent_AfterUndo_VM_Managed_History_HistoryEventArgs_"></a> AfterUndo(HistoryEventArgs)

```csharp
public override void AfterUndo(HistoryEventArgs args)

```

#### Parameters

`args` [HistoryEventArgs](https://github.com/AnsysVirtualMotion/DAFUL/blob/9110677a5f6a53d7604f8dfd35b4c5fceb59e8e0/DAFUL/ClassicPre/Data/VMHist/HistoryEventArgs.cs)

### <a id="VM_Managed_History_ObjectBaseVisibleEvent_Clear_System_Boolean_"></a> Clear(bool)

```csharp
public override void Clear(bool bReserveReferenceCount)

```

#### Parameters

`bReserveReferenceCount` bool

### <a id="VM_Managed_History_ObjectBaseVisibleEvent_GetLayer"></a> GetLayer()

```csharp
protected virtual Layer GetLayer()

```

#### Returns

[Layer](VM.Managed.Layer.md)

### <a id="VM_Managed_History_ObjectBaseVisibleEvent_Redo_VM_Managed_History_HistoryEventArgs_"></a> Redo(HistoryEventArgs)

```csharp
public override void Redo(HistoryEventArgs args)

```

#### Parameters

`args` [HistoryEventArgs](https://github.com/AnsysVirtualMotion/DAFUL/blob/9110677a5f6a53d7604f8dfd35b4c5fceb59e8e0/DAFUL/ClassicPre/Data/VMHist/HistoryEventArgs.cs)

### <a id="VM_Managed_History_ObjectBaseVisibleEvent_ReplaceLayer_VM_Managed_Layer_"></a> ReplaceLayer(Layer)

```csharp
protected virtual void ReplaceLayer(Layer layer)

```

#### Parameters

`layer` [Layer](VM.Managed.Layer.md)

### <a id="VM_Managed_History_ObjectBaseVisibleEvent_Undo_VM_Managed_History_HistoryEventArgs_"></a> Undo(HistoryEventArgs)

```csharp
public override void Undo(HistoryEventArgs args)

```

#### Parameters

`args` [HistoryEventArgs](https://github.com/AnsysVirtualMotion/DAFUL/blob/9110677a5f6a53d7604f8dfd35b4c5fceb59e8e0/DAFUL/ClassicPre/Data/VMHist/HistoryEventArgs.cs)