test for mousewheel constants separatly

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@10064 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
2001-05-08 19:51:52 +00:00
parent 47b37e4be4
commit c9d4f881e7
1 changed files with 4 additions and 0 deletions
--- a/src/msw/window.cpp
+++ b/src/msw/window.cpp
@@ -111,7 +111,11 @@
 #if wxUSE_MOUSEWHEEL
    #ifndef WM_MOUSEWHEEL
        #define WM_MOUSEWHEEL           0x020A
+    #endif
+    #ifndef WHEEL_DELTA
        #define WHEEL_DELTA             120
+    #endif
+    #ifndef SPI_GETWHEELSCROLLLINES
        #define SPI_GETWHEELSCROLLLINES 104
    #endif
 #endif