Suggestions shown instantly with highlight on best-matching item.
Ability to select multiple items from a suggestion list.
Its rich, built-in feature set includes custom filtering, token display mode, and UI customization.

.NET 10 support now available

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WinUI Autocomplete

Overview

The WinUI AutoComplete control is highly optimized to load and populate suggestions quickly from a large volume of data depending on the users’ input characters. It allows users to select one or more items from a suggestion list. It can display the selected items in the input view with images, text, and close buttons to remove items as needed.

Selection

Select an item or multiple items from the suggestion list.

Single selection in WinUI AutoComplete.

Single selection

Select a single item from the suggestion list based on the entered text.

Multiselect AutoComplete control.

Multiple selection

Select multiple items from the suggestion list and display them as tokens.

Filtering

When a character is entered, the control searches for items that include the entered character and filters the results, displaying suggestions in a dropdown list.

WinUI AutoComplete filters the items based on starting text.

Starts with

Filter the matching items to show those starting with the entered text.

WinUI AutoComplete filters the items based on text they contain.

Contains

Filter the matching items to show those containing the entered text.

WinUI AutoComplete filters the items based on custom filter logic.

Custom filter

Apply your own filter logic to display custom filtered items. E.g., in the previous image, AutoComplete filtered the cities based on the country name.

Grouping

Group data items in the dropdown.

WinUI AutoComplete grouped items.

Highlighting search text

Highlight just the first occurrence or all occurrences of the search text. This feature makes it easy to select items from the dropdown list.

WinUI AutoComplete control with text highlighted for the first occurrence.

First occurrence

The search text is highlighted where it appears for the first time.

WinUI AutoComplete control with text highlighted for all the occurrences.

All occurrences

Highlight all occurrences of the search text.

WinUI AutoComplete control with text highlighted for matched search text.

Matched

Highlight the characters that match the search text.

WinUI AutoComplete control with text highlighted for unmatched search text.

Unmatched

Highlights the characters that do not match the search text in the dropdown.

Leading and trailing views

Add a template before and after the selection area.

WinUI AutoComplete control with icon in leading view.

Leading view

Add a template before the selection area.

WinUI AutoComplete control with button in trailing view.

Trailing view

Add a template after the selection area.

WinUI AutoComplete control with combobox in leading view and icon in trailing view.

Add leading and trailing views

The leading view and trailing views can be added at the same time.

Watermarks

Display hints using a watermark text.

WinUI AutoComplete watermark text.

No result found

Display text indicating no search results were found.

WinUI AutoComplete control with NoResultFound support.

Data binding

Data-binding support works for all popular data sources and displays data based on the display member. It automatically generates items from a data-bound collection. The application can be designed in the MVVM pattern.

WinUI AutoComplete data binding support.

Appearance

WinUI AutoComplete selected items custom UI.

Selected items UI

Customize the appearance of selected items in the multiselection mode.

Custom UI for dropdown item using ItemTemplate.

Dropdown list items can be customized with an image or custom control.

WinUI AutoComplete dropdown height.

Adjust the dropdown height based on the number of items to enhance readability without scrolling.

WinUI AutoComplete control with auto-append text support.

Auto-append UI

The AutoComplete control now provides an auto-append UI like Windows 11. The AutoComplete control provides both an auto-append UI with text selection and auto-append text with a faded text color.

WinUI AutoComplete control with light and dark themes.

Themes

The WinUI AutoComplete control includes light and dark themes.

Themes documentation.

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