CheckedListBox control derives from
ListBox and displays a
CheckBox with each item. Items can be added via methods
AddRange or through the String Collection Editor.
CheckedListBoxes allow multiple items to be checked, but item selection is more restrictive. The only values for the
SelectionMode property are
One allows a single selection, whereas
None allows no selections. Because an item must be selected to be checked, you must set the
SelectionMode to be
One if you wish to allow users to check items. Thus, toggling property
None effectively switches between enabling and disabling the user’s ability to check list items. Common properties, a method and an event ...