The WinForms ComboBox (Multiselect ComboBox) Control allows users to type a value or choose an item or multiple items using multiselect option . Any UI control can be loaded as the header of the dropdown. Users can perform customized actions like search and filter in the dropdown. It’s rich feature set includes autocomplete, sorting, watermark text, appearance customization, and more.
Features and Benefits of WinForms ComboBox
The WinForms ComboBox has data binding support to work out-of-the-box with all popular data sources like IEnumerable (IList, IBindingList, ObservableCollection, and more) and DataTable. It also supports sorting and filtering. Data can be shown based on the display member and value member.
The WinForms ComboBox (multiselect combobox) provides support to select multiple items from the dropdown. Users can select multiple items by using the intuitive checkbox in each item in the dropdown. It also supports confirmation buttons (OK and Cancel) in the dropdown and select all option similar to Excel.
Header and footer
Autocomplete (filter by typing)
Suggest and append
Sort the items in the drop-down either in the ascending or descending order. Users can sort items by writing their own custom logic.
The WinForms ComboBox allows users to filter data. Users can filter items with their own custom logic.
Watermark provide additional hints to the users about the data to be selected from the listed values.
Styling - Customize the appearance of the edit control and drop-down list.
Conditional styling - Customize the appearance of the dropdown list items based on the data.
Image in drop-down - Users can load an image to each list item in the dropdown. Also, supports image alignment with text.
Custom drawing - Supports making a custom drawing for every list item.
The WinForms ComboBox control provides Office 2016 built-in theme support to adapt the control to the rest of the business application. The following Office 2016 themes are supported:
Users can adjust (auto fit) the item height in the drop-down based on the content of an item to enhance readability. It is also possible to set the item height conditionally.
Localize all static default strings in the WinForms ComboBox to any desired language.
Right to left (RTL)
Supports right to left (RTL) direction for users working in right-to-left languages like Hebrew, Arabic, or Persian.
The WinForms ComboBox control is compatible with Coded UI and UFT (formerly QTP) automation tools to automate applications.
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