# AcroForms.FormCheckBox Class

> The FormCheckBox class implements the Adobe PDF AcroForms check box field.

- **Product:** TX Text Control .NET for Windows Forms
- **Section:** Reference
- **Kind:** Class
- **Introduced:** 29.0
- **Namespace:** `TXTextControl.DocumentServer.PDF.AcroForms`
- **Package:** `TXTextControl.TextControl.WinForms.SDK` (assembly `TXDocumentServer.dll`, from the private NuGet feed or Text Control Offline Packages)
- **.NET Framework:** reference `TXDocumentServer.dll` from the setup
- **Inherits:** `TXTextControl.DocumentServer.PDF.AcroForms.FormField`
- **Derived:** `TXTextControl.DocumentServer.PDF.AcroForms.FormRadioButton`
- **Path:** TX Text Control .NET for Windows Forms > Reference > TXTextControl.DocumentServer.PDF > AcroForms.FormCheckBox Class
- **924 words**
- **Web URL:** https://docs.textcontrol.com/tx-text-control-dotnet-winforms/reference/txtextcontrol-documentserver-pdf/acroforms-formcheckbox/
- **LLMs URL:** https://docs.textcontrol.com/tx-text-control-dotnet-winforms/reference/txtextcontrol-documentserver-pdf/acroforms-formcheckbox/llms.txt
- **LLMs-Full URL:** https://docs.textcontrol.com/tx-text-control-dotnet-winforms/reference/txtextcontrol-documentserver-pdf/acroforms-formcheckbox/llms-full.txt

---

### Description

The FormCheckBox class implements the Adobe PDF AcroForms check box field.

### Syntax

```csharp
public class FormCheckBox : FormField
```

```vbnet
Public Class FormCheckBox
    Inherits FormField
```

### Examples

The following example creates a Form Check Box instance and configures its is checked setting for a document workflow.

```csharp
TXTextControl.DocumentServer.PDF.AcroForms.FormCheckBox formCheckBox = new(new TXTextControl.DocumentServer.PDF.AcroForms.FormField());
formCheckBox.IsChecked = true;
```

```vbnet
Dim formCheckBox As New TXTextControl.DocumentServer.PDF.AcroForms.FormCheckBox(New TXTextControl.DocumentServer.PDF.AcroForms.FormField())
formCheckBox.IsChecked = True
```

---

## In This Section

- [AcroForms.FormCheckBox Constructor](https://docs.textcontrol.com/tx-text-control-dotnet-winforms/reference/txtextcontrol-documentserver-pdf/acroforms-formcheckbox/constructor/llms-full.txt): Initializes a new instance of the FormCheckBox class.
- [AcroForms.FormCheckBox.IsChecked Property](https://docs.textcontrol.com/tx-text-control-dotnet-winforms/reference/txtextcontrol-documentserver-pdf/acroforms-formcheckbox/ischecked-property/llms-full.txt): Specifies whether the check box is checked or not.

---

## Nearby

- **Previous:** [AcroForms.FormButton Constructor](https://docs.textcontrol.com/tx-text-control-dotnet-winforms/reference/txtextcontrol-documentserver-pdf/acroforms-formbutton/constructor/llms-full.txt)
- **Next:** [AcroForms.FormCheckBox Constructor](https://docs.textcontrol.com/tx-text-control-dotnet-winforms/reference/txtextcontrol-documentserver-pdf/acroforms-formcheckbox/constructor/llms-full.txt)