From cd3989a72a9e4e341a6d8b218d982398a1ac3e1b Mon Sep 17 00:00:00 2001
From: SoapyMan <ishurumov@gmail.com>
Date: Mon, 9 Dec 2024 01:57:35 +0500
Subject: [PATCH] Add MakeWindowAssociation with DXGI_MWA_NO_ALT_ENTER to avoid
 unwanted Alt-Enter behavior

---
 src/dawn/native/d3d/SwapChainD3D.cpp | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/dawn/native/d3d/SwapChainD3D.cpp b/src/dawn/native/d3d/SwapChainD3D.cpp
index e5a436bb061..f31b1655885 100644
--- a/src/dawn/native/d3d/SwapChainD3D.cpp
+++ b/src/dawn/native/d3d/SwapChainD3D.cpp
@@ -211,6 +211,11 @@ MaybeError SwapChain::InitializeSwapChainFromScratch() {
                                                  static_cast<HWND>(GetSurface()->GetHWND()),
                                                  &swapChainDesc, nullptr, nullptr, &swapChain1),
                 "Creating the IDXGISwapChain1"));
+
+            const HRESULT mwaResult = factory2->MakeWindowAssociation(static_cast<HWND>(GetSurface()->GetHWND()), DXGI_MWA_NO_ALT_ENTER);
+            if (mwaResult != DXGI_ERROR_NOT_CURRENTLY_AVAILABLE) {
+                DAWN_TRY(CheckHRESULT(mwaResult, "MakeWindowAssociation"));
+            }
             break;
         }
         case Surface::Type::WindowsCoreWindow: {