# TextControl.AddSymbolDialog Method

> Invokes a built-in dialog box for inserting symbol characters.

- **Product:** TX Text Control .NET for WPF
- **Section:** Reference
- **Kind:** Method
- **Introduced:** 23.0
- **Namespace:** `TXTextControl.WPF`
- **Package:** `TXTextControl.TextControl.WPF.SDK` (assembly `TXTextControl.WPF.dll`, from the private NuGet feed or Text Control Offline Packages)
- **.NET Framework:** reference `TXTextControl.WPF.dll` from the setup
- **Path:** TX Text Control .NET for WPF > Reference > TXTextControl.WPF > TextControl.AddSymbolDialog Method
- **243 words**
- **Web URL:** https://docs.textcontrol.com/tx-text-control-dotnet-wpf/reference/txtextcontrol-wpf/textcontrol/addsymboldialog-method/
- **LLMs URL:** https://docs.textcontrol.com/tx-text-control-dotnet-wpf/reference/txtextcontrol-wpf/textcontrol/addsymboldialog-method/llms.txt
- **LLMs-Full URL:** https://docs.textcontrol.com/tx-text-control-dotnet-wpf/reference/txtextcontrol-wpf/textcontrol/addsymboldialog-method/llms-full.txt

---

### Description

Invokes a built-in dialog box for inserting symbol characters.

### Syntax

```csharp
public void AddSymbolDialog();
```

```vbnet
Public Sub AddSymbolDialog()
```

### Examples

The following example opens the add symbol dialog for the text control. The created object is then available to the surrounding document workflow.

```csharp
textControl.AddSymbolDialog();
Console.WriteLine("Text Control is ready for use.");
```

```vbnet
textControl.AddSymbolDialog()
Console.WriteLine("Text Control is ready for use.")
```

---

## Nearby

- **Previous:** [TextControl.AdaptFont Event](https://docs.textcontrol.com/tx-text-control-dotnet-wpf/reference/txtextcontrol-wpf/textcontrol/adaptfont-event/llms-full.txt)
- **Next:** [TextControl.AllowDrag Property](https://docs.textcontrol.com/tx-text-control-dotnet-wpf/reference/txtextcontrol-wpf/textcontrol/allowdrag-property/llms-full.txt)