Define WM_MOUSEWHEEL (to 0x20A) if it's not defined by windows.h.

[sgt/putty] / window.c

diff --git a/window.c b/window.c
index 437f7dd..761097e 100644 (file)
--- a/window.c
+++ b/window.c
@@ -57,6 +57,11 @@
 #define VK_PROCESSKEY 0xE5
 #endif
 
+/* Needed for mouse wheel support and not defined in earlier SDKs. */
+#ifndef WM_MOUSEWHEEL
+#define WM_MOUSEWHEEL 0x020A
+#endif
+
 static LRESULT CALLBACK WndProc(HWND, UINT, WPARAM, LPARAM);
 static int TranslateKey(UINT message, WPARAM wParam, LPARAM lParam,
                        unsigned char *output);