OlMultiSelect Enumeration

Outlook Developer Reference

Specifies the type of selection that is supported in a list box control.

Version Information
 Version Added:  Outlook 2007

Name Value Description
olMultiSelectExtended 2 Supports SHIFT and CTRL to select one or more items at a time. Pressing SHIFT and clicking the mouse, or pressing SHIFT and one of the arrow keys, extends the selection from the previously selected item to the current item. Pressing CTRL and clicking the mouse toggles the selection of an item.
olMultiSelectMulti 1 Supports selection of one or more items at a time. Pressing SPACEBAR or clicking the mouse toggles the selection of an item in the list.
olMultiSelectSingle 0 Supports selection of only one item at a time.