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Overview

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 similar to Excel.


Multiselect

Built-in CheckBox allows users to select more than one item in the ComboBox with complete keyboard support.

winforms combobox multiselect mode


Select all (check all) option

Select all the items from the ComboBox dropdown in just one click.

select all option in winforms combobox


Custom delimiter character

Customized delimiter (separator) helps separate the selected items displayed in the ComboBox.

custom delimiter character in winforms multiselect combobox


  • Freeze the header and footer at the top and bottom of the dropdown list in ComboBox.
  • Load any UI control as the header of the dropdown. This helps users to perform customized operations like search and filter in the dropdown itself.

Search textbox in dropdown in winforms combobox


Excel-like selection

  • Performs selection after user confirmation using OK and Cancel buttons similar to Excel.
  • Also, hides the OK and Cancel buttons from the dropdown.

excel like selection in winforms combobox


Item height

Users can adjust (auto fit) the item height in the dropdown based on the content of the item to enhance readability of content. It is also possible to set the item height conditionally.

winforms combobox item height


Tokens

Selected item(s) from a predefined list will now be added as tokens in the combobox.

winforms combobox tokensupport


Tooltip

The WinForms multiselect ComboBox supports displaying tooltip to view all the selected items easily. You can customize the appearance of the tooltip as required.

winforms combobox shows tooltip


Appearance style

Customize the appearance of the ComboBox edit control and dropdown. It is also possible to customize the appearance based on data conditionally.

  • Background color
  • Text color
  • Checkbox style
  • OK and Cancel buttons style
  • Font and more.

winforms multiselect combobox styling


100+ WINDOWS FORMS CONTROLS

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