Changing the Keyboard in Arabic, Hebrew, & Greek Windows

Last reviewed: January 15, 1998
Article ID: Q123145
3.10 WINDOWS kbprg

The information in this article applies to:

  • Microsoft Windows Software Development Kit (SDK) for Windows version 3.1

In the Arabic, Hebrew, and Greek versions of Windows version 3.1, you can can change the keyboard language dynamically.

The WM_KEYBOARD_CHANGE and WM_LANGUAGE_CHANGE messages are sent to applications to inform them of the language change.

WM_LANGUAGE_CHANGE is sent prior to changing the keyboard language. It is not sent it to the topmost window of the active application. It should be ignored by the application, unless for some reason the application wishes to stop the change of language. wParam holds either KEYB_LATIN or KEYB_BIDI. lParam is undefined.

WM_KEYBOARD_CHANGE is sent to the window with the focus whenever the keyboard language changes. It is sent to the active window. wParam holds either KEYB_LATIN or KEYB_BIDI. lParam is undefined.


Additional reference words: 3.10 BIDI MESDK Middle East
KBCategory: kbprg
KBSubcategory: KBIntlDev


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: January 15, 1998
© 1998 Microsoft Corporation. All rights reserved. Terms of Use.