Ugh... actually changing what buttons are returned to the application. Maybe...

Ugh... actually changing what buttons are returned to the application.  Maybe we should wait until SDL 1.3 for horizontal scrolling support?

--HG--
branch : SDL-1.2
extra : convert_revision : svn%3Ac70aab31-4412-0410-b14c-859654838e24/branches/SDL-1.2%402429

src/video/wincommon/SDL_sysevents.c

@@ -520,12 +520,12 @@ LRESULT CALLBACK WinMessage(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
 						break;
 					case WM_XBUTTONDOWN:
 						xbuttonval = GET_XBUTTON_WPARAM(wParam);
-						button = SDL_BUTTON_WHEELDOWN + xbuttonval;
+						button = SDL_BUTTON_WHEELRIGHT + xbuttonval;
 						state = SDL_PRESSED;
 						break;
 					case WM_XBUTTONUP:
 						xbuttonval = GET_XBUTTON_WPARAM(wParam);
-						button = SDL_BUTTON_WHEELDOWN + xbuttonval;
+						button = SDL_BUTTON_WHEELRIGHT + xbuttonval;
 						state = SDL_RELEASED;
 						break;
 					default: