Fix mouse focus being set to null when a captured mouse cursor leaves the window.
diff --git a/src/video/windows/SDL_windowsevents.c b/src/video/windows/SDL_windowsevents.c
index 00ef203..4212706 100644
--- a/src/video/windows/SDL_windowsevents.c
+++ b/src/video/windows/SDL_windowsevents.c
@@ -979,7 +979,9 @@ WIN_WindowProc(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
being lost. This then causes a cascading failure where SDL_WINDOWEVENT_ENTER / SDL_WINDOWEVENT_LEAVE
can stop firing permanently, due to the focus being in the wrong state and TrackMouseEvent never
resubscribing. */
- SDL_SetMouseFocus(NULL);
+ const SDL_bool isCapture = ((data->window->flags & SDL_WINDOW_MOUSE_CAPTURE) != 0);
+ if (!isCapture)
+ SDL_SetMouseFocus(NULL);
returnCode = 0;
break;