# RibbonTextBox.UpButtonClicked Event

> Occurs as the text box's up button is clicked.

- **Product:** TX Text Control .NET for Windows Forms
- **Section:** Reference
- **Kind:** Event
- **Introduced:** 24.0
- **Namespace:** `TXTextControl.Windows.Forms.Ribbon`
- **Package:** `TXTextControl.TextControl.WinForms.SDK` (assembly `TXTextControl.Windows.Forms.dll`, from the private NuGet feed or Text Control Offline Packages)
- **.NET Framework:** reference `TXTextControl.Windows.Forms.dll` from the setup
- **Path:** TX Text Control .NET for Windows Forms > Reference > TXTextControl.Windows.Forms.Ribbon > RibbonTextBox.UpButtonClicked Event
- **Web URL:** https://docs.textcontrol.com/tx-text-control-dotnet-winforms/reference/txtextcontrol-windows-forms-ribbon/ribbontextbox/upbuttonclicked-event/
- **LLMs URL:** https://docs.textcontrol.com/tx-text-control-dotnet-winforms/reference/txtextcontrol-windows-forms-ribbon/ribbontextbox/upbuttonclicked-event/llms.txt
- **LLMs-Full URL:** https://docs.textcontrol.com/tx-text-control-dotnet-winforms/reference/txtextcontrol-windows-forms-ribbon/ribbontextbox/upbuttonclicked-event/llms-full.txt

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## On This Page

- [Description](https://docs.textcontrol.com/tx-text-control-dotnet-winforms/reference/txtextcontrol-windows-forms-ribbon/ribbontextbox/upbuttonclicked-event/#description)
- [Syntax](https://docs.textcontrol.com/tx-text-control-dotnet-winforms/reference/txtextcontrol-windows-forms-ribbon/ribbontextbox/upbuttonclicked-event/#syntax)
- [Examples](https://docs.textcontrol.com/tx-text-control-dotnet-winforms/reference/txtextcontrol-windows-forms-ribbon/ribbontextbox/upbuttonclicked-event/#examples)

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## Nearby

- **Previous:** [RibbonTextBox.ToolTip Property](https://docs.textcontrol.com/tx-text-control-dotnet-winforms/reference/txtextcontrol-windows-forms-ribbon/ribbontextbox/tooltip-property/llms.txt)
- **Next:** [RibbonTextBox.ValidationMode Property](https://docs.textcontrol.com/tx-text-control-dotnet-winforms/reference/txtextcontrol-windows-forms-ribbon/ribbontextbox/validationmode-property/llms.txt)