syncfusion-winforms-textbox

Installation
SKILL.md

Implementing TextBoxes (TextBoxExt)

An enhanced textbox control for Windows Forms that provides custom border styling, Office themes, multiline text support, character casing, overflow indicators, and complete appearance customization.

When to Use This Skill

Use this skill when you need to:

  • Enhanced TextBox: Replace standard TextBox with styled, theme-enabled alternatives
  • Custom Borders: Apply custom border colors, 3D styles, and border side configurations
  • Office Themes: Match textbox appearance to Office 2016/2019 or Metro application themes
  • Multiline Text: Display multiline text with word wrap, scrollbars, and overflow indicators
  • Text Formatting: Control character casing (uppercase/lowercase), text alignment, and RTL layouts
  • Readonly Displays: Create styled readonly text fields for labels or non-editable displays
  • Overflow Tooltips: Show tooltips when text exceeds textbox boundaries
  • Size Constraints: Enforce minimum or maximum textbox dimensions

Component Overview

The TextBoxExt is an advanced textbox control derived from the standard TextBox that provides:

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Installs
38
GitHub Stars
1
First Seen
Mar 25, 2026