Implementing WPF Autocomplete (SfTextBoxExt)

A comprehensive guide for implementing the Syncfusion WPF Autocomplete control (SfTextBoxExt) that provides intelligent text suggestions, advanced filtering, multi-selection capabilities, and extensive customization options for enhanced user input experiences.

When to Use This Skill

Use this skill when user need to:

• Implement autocomplete textbox with predictive text suggestions
• Add search functionality with filtered dropdown suggestions
• Enable multi-selection with token or delimiter modes
• Create type-ahead input fields with intelligent filtering
• Build searchable dropdowns with custom data sources
• Implement tag/token selection UI for multiple items
• Add suggestion boxes to text input controls
• Configure advanced filtering with 18+ filter modes
• Customize text input appearance with watermarks and templates
• Handle selection events and retrieve selected values
• Support diacritic-insensitive search for international text
• Highlight matching text in suggestion lists