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 # Class DocumentLinkChildModifiedEvent

 Last update: 16.07.2025 

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

```csharp
public class DocumentLinkChildModifiedEvent : DocumentMemberModifiedEvent

```

#### Inheritance

[object](https://learn.microsoft.com/dotnet/api/system.object) ← HistoryEvent ← [DocumentMemberModifiedEvent](VM.Managed.History.DocumentMemberModifiedEvent.md) ← [DocumentLinkChildModifiedEvent](VM.Managed.History.DocumentLinkChildModifiedEvent.md)

#### Inherited Members

[DocumentMemberModifiedEvent.m\_doc](VM.Managed.History.DocumentMemberModifiedEvent.md#VM_Managed_History_DocumentMemberModifiedEvent_m_doc), [DocumentMemberModifiedEvent.m\_obj](VM.Managed.History.DocumentMemberModifiedEvent.md#VM_Managed_History_DocumentMemberModifiedEvent_m_obj), [DocumentMemberModifiedEvent.Clear(bool)](VM.Managed.History.DocumentMemberModifiedEvent.md#VM_Managed_History_DocumentMemberModifiedEvent_Clear_System_Boolean_), HistoryEvent.ClearEvent(bool), HistoryEvent.Undo(HistoryEventArgs), HistoryEvent.Redo(HistoryEventArgs), HistoryEvent.Clear(bool), HistoryEvent.BeforeUndo(HistoryEventArgs), HistoryEvent.AfterUndo(HistoryEventArgs), HistoryEvent.BeforeRedo(HistoryEventArgs), HistoryEvent.AfterRedo(HistoryEventArgs), HistoryEvent.BeforeAdded(AddToHistoryManagerEventArgs), HistoryEvent.AfterAdded(HistoryEventArgs), HistoryEvent.IsValid

#### 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<T>(object, LinkPropertyType)](VM.Models.Pre.Cache.LinkPropertyItemCache.md#VM_Models_Pre_Cache_LinkPropertyItemCache_GetLinkedObjects__1_System_Object_VM_Models_Pre_LinkPropertyType_)

## Constructors

### DocumentLinkChildModifiedEvent(Document, object, string, bool)

```csharp
protected DocumentLinkChildModifiedEvent(Document doc, object obj, string strPropertyName, bool bChild)

```

#### Parameters

`doc` [Document](VM.Managed.Document.md)

`obj` [object](https://learn.microsoft.com/dotnet/api/system.object)

`strPropertyName` [string](https://learn.microsoft.com/dotnet/api/system.string)

`bChild` [bool](https://learn.microsoft.com/dotnet/api/system.boolean)

### DocumentLinkChildModifiedEvent(Document, object, string)

```csharp
protected DocumentLinkChildModifiedEvent(Document doc, object obj, string strPropertyName)

```

#### Parameters

`doc` [Document](VM.Managed.Document.md)

`obj` [object](https://learn.microsoft.com/dotnet/api/system.object)

`strPropertyName` [string](https://learn.microsoft.com/dotnet/api/system.string)

### DocumentLinkChildModifiedEvent()

```csharp
protected DocumentLinkChildModifiedEvent()

```

## Methods

### Clear(bool)

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

```

#### Parameters

`bReserveReferenceCount` [bool](https://learn.microsoft.com/dotnet/api/system.boolean)

### DocumentLinkChildModified(Document, object, string, bool)

```csharp
public static void DocumentLinkChildModified(Document doc, object obj, string strPropertyName, bool bChild)

```

#### Parameters

`doc` [Document](VM.Managed.Document.md)

`obj` [object](https://learn.microsoft.com/dotnet/api/system.object)

`strPropertyName` [string](https://learn.microsoft.com/dotnet/api/system.string)

`bChild` [bool](https://learn.microsoft.com/dotnet/api/system.boolean)

### DocumentLinkChildModified(Document, object, string)

```csharp
public static void DocumentLinkChildModified(Document doc, object obj, string strPropertyName)

```

#### Parameters

`doc` [Document](VM.Managed.Document.md)

`obj` [object](https://learn.microsoft.com/dotnet/api/system.object)

`strPropertyName` [string](https://learn.microsoft.com/dotnet/api/system.string)

### Redo(HistoryEventArgs)

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

```

#### Parameters

`args` HistoryEventArgs

### Undo(HistoryEventArgs)

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

```

#### Parameters

`args` HistoryEventArgs