shcore: Add stub for RegisterScaleChangeNotifications.

dlls/shcore/main.c

@@ -2532,6 +2532,18 @@ HRESULT WINAPI RegisterScaleChangeEvent(HANDLE handle, DWORD_PTR *cookie)
 }
 
 /*************************************************************************
+ * RegisterScaleChangeNotifications        [SHCORE.@]
+ */
+HRESULT WINAPI RegisterScaleChangeNotifications(DISPLAY_DEVICE_TYPE display_device, HWND hwnd, UINT msg, DWORD *cookie)
+{
+    FIXME("(%d, %p, %u, %p) stub\n", display_device, hwnd, msg, cookie);
+
+    if (cookie) *cookie = 0;
+
+    return E_NOTIMPL;
+}
+
+/*************************************************************************
  * CreateRandomAccessStreamOverStream        [SHCORE.@]
  */
 HRESULT WINAPI CreateRandomAccessStreamOverStream(IStream *stream, BSOS_OPTIONS options, REFIID riid, void **ppv)

dlls/shcore/shcore.spec

@@ -33,7 +33,7 @@
 # @ stub RecordFeatureError
 # @ stub RecordFeatureUsage
 @ stdcall RegisterScaleChangeEvent(ptr ptr)
-@ stub RegisterScaleChangeNotifications
+@ stdcall RegisterScaleChangeNotifications(long ptr long ptr)
 @ stub RevokeScaleChangeNotifications
 @ stdcall SHAnsiToAnsi(str ptr long)
 @ stdcall SHAnsiToUnicode(str ptr long)

include/shellscalingapi.h

@@ -46,6 +46,7 @@ HRESULT WINAPI GetDpiForMonitor(HMONITOR,MONITOR_DPI_TYPE,UINT*,UINT*);
 HRESULT WINAPI GetProcessDpiAwareness(HANDLE,PROCESS_DPI_AWARENESS*);
 DEVICE_SCALE_FACTOR WINAPI GetScaleFactorForDevice(DISPLAY_DEVICE_TYPE device_type);
 HRESULT WINAPI GetScaleFactorForMonitor(HMONITOR,DEVICE_SCALE_FACTOR*);
+HRESULT WINAPI RegisterScaleChangeNotifications(DISPLAY_DEVICE_TYPE,HWND,UINT,DWORD*);
 HRESULT WINAPI SetProcessDpiAwareness(PROCESS_DPI_AWARENESS);
 
 #endif /* __WINE_SHELLSCALINGAPI_H */