Switching Between Single and Multiple List Boxes

Last reviewed: November 2, 1995
Article ID: Q57959

The information in this article applies to:

Microsoft Windows Software Development Kit (SDK) versions 3.0 and 3.1

Microsoft Win32 Application Programming Interface (API) included with:

    - Microsoft Windows NT versions 3.5 and 3.51
    - Microsoft Windows 95 version 4.0

After creating a list box with the CreateWindow() API, changing the list box from a single selection to a multiple selection can be accomplished in the following way:

Create two hidden list boxes in the .RC file, and during the WM_INITDIALOG routine, display one of the boxes. Change between the two by making one hidden and the other one visible using the ShowWindow function.

Additional reference words: 3.00 3.10 3.50 4.00 95
KBCategory: kbui
KBSubcategory: UsrCtl

THE INFORMATION PROVIDED IN THE MICROSOFT KNOWLEDGE BASE IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND. MICROSOFT DISCLAIMS ALL WARRANTIES, EITHER EXPRESS OR IMPLIED, INCLUDING THE WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL MICROSOFT CORPORATION OR ITS SUPPLIERS BE LIABLE FOR ANY DAMAGES WHATSOEVER INCLUDING DIRECT, INDIRECT, INCIDENTAL, CONSEQUENTIAL, LOSS OF BUSINESS PROFITS OR SPECIAL DAMAGES, EVEN IF MICROSOFT CORPORATION OR ITS SUPPLIERS HAVE BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. SOME STATES DO NOT ALLOW THE EXCLUSION OR LIMITATION OF LIABILITY FOR CONSEQUENTIAL OR INCIDENTAL DAMAGES SO THE FOREGOING LIMITATION MAY NOT APPLY.

Last reviewed: November 2, 1995
© 1998 Microsoft Corporation. All rights reserved. Terms of Use.