Function 25: Get User Alternate Interrupt Address

 Last reviewed: September 16, 1996
Article ID: Q35366
The information in this article applies to:
  • Microsoft Mouse Driver for MS-DOS, versions 6.x, 7.x, 8.x, and 9.0

SUMMARY

Function 25 returns the interrupt address of the alternate mouse user subroutine identified by the specified call mask. Function 25 may be used prior to a call to Function 24 to retrieve, and later restore, the last alternate interrupt subroutine address. 

Input                             Output

AX = 25                           CX = user interrupt call mask
CX = user interrupt call mask     BX:DX = user subroutine address

Mask Bit                          Condition

0                                 Cursor position changes
1                                 Left button pressed
2                                 Left button released
3                                 Right button pressed
4                                 Right button released
5                                 SHIFT key pressed with button
6                                 CTRL key pressed with button
7                                 ALT key pressed with button
8-15                              Not used

KBCategory: kbhw
KBSubcategory:
Additional reference words: 7.00 7.04 7.05 8.00 8.10 1.00 8.20 9.00

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: September 16, 1996
© 1998 Microsoft Corporation. All rights reserved. Terms of Use.