# IOpcEventHistoryNavigator<T> Interface

<span class="api-meta">since v2.54</span>

<dl class="api-definition">
<dt>Namespace</dt>
<dd><a href="../namespaces/opc.uafx.client">Opc.UaFx.Client</a></dd>
<dt>Assembly</dt>
<dd>Opc.UaFx.Advanced.dll</dd>
<dt>Package</dt>
<dd>Opc.UaFx.Advanced v2.59.0</dd>
<dt>Members</dt>
<dd><a href="./members">IOpcEventHistoryNavigator&lt;T&gt; Members</a></dd>
<dt>Also in</dt>
<dd>Opc.UaFx.Client</dd>
</dl>

## Syntax

<div class="api-signature" data-lang="csharp">

```csharp
public interface IOpcEventHistoryNavigator<T> where T : OpcEvent
```

</div>

<div class="api-signature" data-lang="vbnet">

```vbnet
Public Interface IOpcEventHistoryNavigator(Of T As OpcEvent)
```

</div>

## Type parameters

| Name | Description |
|---|---|
| `T` |  |

## Base interfaces

<ul class="api-implements">
<li><a href="https://learn.microsoft.com/dotnet/api/system.idisposable">IDisposable</a></li>
<li><a href="https://learn.microsoft.com/dotnet/api/system.collections.generic.ienumerable-1">IEnumerable</a>&lt;T&gt;</li>
</ul>

## Properties

| Name | Description |
|---|---|
| [CurrentPage](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.client.iopceventhistorynavigator-1/members#currentpage) |  |

## Methods

| Name | Description |
|---|---|
| [Close](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.client.iopceventhistorynavigator-1/members#close) |  |
| [MoveNextPage](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.client.iopceventhistorynavigator-1/members#movenextpage) |  |
| [ToEventDictionary](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.client.iopceventhistorynavigator-1/members#toeventdictionary)<span class="api-meta">2 overloads</span> |  |
| [ToEventsDictionary](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.client.iopceventhistorynavigator-1/members#toeventsdictionary)<span class="api-meta">2 overloads</span> |  |

## Indexers

| Name | Description |
|---|---|
| [Item](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.client.iopceventhistorynavigator-1/members#item) |  |

Inherits members from [IEnumerable&lt;T&gt;](https://learn.microsoft.com/dotnet/api/system.collections.generic.ienumerable-1), [IDisposable](https://learn.microsoft.com/dotnet/api/system.idisposable).

## Applies to

| Package | Versions |
|---|---|
| Opc.UaFx.Advanced | v2.54–v2.59 |