# TXSpellChecker.SpellCheckDialogOpening Event

> Occurs when the built-in spell check dialog is invoked using the SpellCheckDialog.Show method. The SpellCheckDialogOpeningHandler receives an argument of type SpellCheckDialogOpeningEventArgs containing data related to this event.

- **Product:** TX Spell .NET for WPF
- **Section:** Reference
- **Kind:** Event
- **Introduced:** 3.0
- **Namespace:** `TXTextControl.WPF.Proofing`
- **Package:** `TXTextControl.TXSpell.WPF.SDK` (assembly `TXSpell.WPF.dll`, from the private NuGet feed or Text Control Offline Packages)
- **.NET Framework:** reference `TXSpell.WPF.dll` from the setup
- **Path:** TX Spell .NET for WPF > Reference > TXTextControl.WPF.Proofing > TXSpellChecker.SpellCheckDialogOpening Event
- **Web URL:** https://docs.textcontrol.com/tx-spell-dotnet-wpf/reference/txtextcontrol-wpf-proofing/txspellchecker/spellcheckdialogopening-event/
- **LLMs URL:** https://docs.textcontrol.com/tx-spell-dotnet-wpf/reference/txtextcontrol-wpf-proofing/txspellchecker/spellcheckdialogopening-event/llms.txt
- **LLMs-Full URL:** https://docs.textcontrol.com/tx-spell-dotnet-wpf/reference/txtextcontrol-wpf-proofing/txspellchecker/spellcheckdialogopening-event/llms-full.txt

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## On This Page

- [Description](https://docs.textcontrol.com/tx-spell-dotnet-wpf/reference/txtextcontrol-wpf-proofing/txspellchecker/spellcheckdialogopening-event/#description)
- [Syntax](https://docs.textcontrol.com/tx-spell-dotnet-wpf/reference/txtextcontrol-wpf-proofing/txspellchecker/spellcheckdialogopening-event/#syntax)
- [Examples](https://docs.textcontrol.com/tx-spell-dotnet-wpf/reference/txtextcontrol-wpf-proofing/txspellchecker/spellcheckdialogopening-event/#examples)

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## Nearby

- **Previous:** [TXSpellChecker.SpellCheckDialogClosing Event](https://docs.textcontrol.com/tx-spell-dotnet-wpf/reference/txtextcontrol-wpf-proofing/txspellchecker/spellcheckdialogclosing-event/llms.txt)
- **Next:** [TXSpellChecker.SpellingCorrectionUIProvider Property](https://docs.textcontrol.com/tx-spell-dotnet-wpf/reference/txtextcontrol-wpf-proofing/txspellchecker/spellingcorrectionuiprovider-property/llms.txt)