> For the complete documentation index, see [llms.txt](https://docs.wisej.com/api/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.wisej.com/api/wisej.web/general/control/wisej.web.toucheventhandler.md).

# TouchEventHandler

Namespace: **Wisej.Web**

Assembly: **Wisej.Framework** (4.0.0.0)

Represents the method that will handle the [TouchStart](/api/wisej.web/general/control.md#touchstart), [TouchEnd](/api/wisej.web/general/control.md#touchend), [TouchMove](/api/wisej.web/general/control.md#touchmove), [TouchCancel](/api/wisej.web/general/control.md#touchcancel) events.

{% tabs %}
{% tab title="C#" %}

```csharp
public delegate void TouchEventHandler(Object sender, TouchEventArgs e)
```

{% endtab %}

{% tab title="VB.NET" %}

```visual-basic
Public Delegate Sub TouchEventHandler(ByVal sender As [Object], ByVal e As TouchEventArgs)
```

{% endtab %}
{% endtabs %}

## Parameters

| Name       | Type                                                                         | Description                                                                                                  |
| ---------- | ---------------------------------------------------------------------------- | ------------------------------------------------------------------------------------------------------------ |
| **sender** | [Object](https://docs.microsoft.com/dotnet/api/system.object)                | The source of the event.                                                                                     |
| **e**      | [TouchEventArgs](/api/wisej.web/general/control/wisej.web.toucheventargs.md) | A [TouchEventArgs](/api/wisej.web/general/control/wisej.web.toucheventargs.md) that contains the event data. |

## Fired By

| Name                                                                 | Description                                                                                                                        |
| -------------------------------------------------------------------- | ---------------------------------------------------------------------------------------------------------------------------------- |
| [Control.TouchStart](/api/wisej.web/general/control.md#touchstart)   | Fired when a touch point is placed on the touch surface.                                                                           |
| [Control.TouchEnd](/api/wisej.web/general/control.md#touchend)       | Fired when a touch point is removed from the touch surface.                                                                        |
| [Control.TouchCancel](/api/wisej.web/general/control.md#touchcancel) | Fired when a touch point has been disrupted in an implementation-specific manner (for example, too many touch points are created). |
| [Control.TouchMove](/api/wisej.web/general/control.md#touchmove)     | Fired when a touch point is moved along the touch surface.                                                                         |


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