WinForms RichTextBox Overview (Obsolete)

RadRichTextBox is a control that is able to display and edit rich-text content including formatted text arranged in pages, paragraphs, spans (runs), etc.

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The RichTextBox is part of Telerik UI for WinForms, a professional grade UI library with 160+ components for building modern and feature-rich applications. To try it out sign up for a free 30-day trial.

RadRichTextBox has been replaced by RadRichTextEditor. Please refer to the following help article demonstrating how to upgrade: Upgrading to RadRichTextEditor

RadRichTextBox and RadSpellChecker require .NET Framework 4.0.

As a .NET 4.0 component, in order to be able to theme it in Visual Style Builder, you need to use the .NET 4.0 version of the tool, available in: C:\Program Files (x86)\Telerik\UI for WinForms\Version\Bin40

  • Rich Text Formatting - Telerik RadRichTextBox control allows you to edit text and apply rich formatting options, like:

  • Bold, Italic

  • Underline, Strike Through

  • Text color and background

  • Bullet and numbered lists

  • Paragraph alignment and indentation

  • Show/Hide formatting symbols

  • Clear Formatting

  • Superscript and Subscript

  • Inserting pictures/symbols

  • SpellChecker - extensible spell checking for different languages, using built-in or custom dictionaries.

  • Multi-level Undo/Redo Support - Telerik RadRichTextBox provides desktop-like usability and control thanks to its multilevel Undo/Redo feature. It allows past actions to be reviewed and reversed, just like in Microsoft Word.

  • Two types of layout – Paged and Flow (as text in an HTML page viewed in a browser).

  • Multi-region selection - the built-in multi-region support enables you to perform various operations for more than one selection simultaneously.

  • Import/export - with Telerik RadRichTextBox control you can load XAML, HTML, RTF, DocX (rich-text) or TXT (plain text) into the control, you can format and edit it and then export it back to any of the above formats or PDF.

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