dxgi: Implement dxgi_swapchain_SetFullscreenState().

dlls/dxgi/swapchain.c

@@ -204,9 +204,43 @@ static HRESULT STDMETHODCALLTYPE dxgi_swapchain_GetBuffer(IDXGISwapChain *iface,
 static HRESULT STDMETHODCALLTYPE DECLSPEC_HOTPATCH dxgi_swapchain_SetFullscreenState(IDXGISwapChain *iface,
         BOOL fullscreen, IDXGIOutput *target)
 {
-    FIXME("iface %p, fullscreen %#x, target %p stub!\n", iface, fullscreen, target);
+    struct dxgi_swapchain *swapchain = impl_from_IDXGISwapChain(iface);
+    struct wined3d_swapchain_desc swapchain_desc;
+    HRESULT hr;
 
-    return E_NOTIMPL;
+    TRACE("iface %p, fullscreen %#x, target %p.\n", iface, fullscreen, target);
+
+    if (!fullscreen && target)
+    {
+        WARN("Invalid call.\n");
+        return DXGI_ERROR_INVALID_CALL;
+    }
+
+    if (fullscreen)
+    {
+        if (target)
+        {
+            IDXGIOutput_AddRef(target);
+        }
+        else if (FAILED(hr = IDXGISwapChain_GetContainingOutput(iface, &target)))
+        {
+            WARN("Failed to get default target output for swapchain, hr %#x.\n", hr);
+            return hr;
+        }
+    }
+
+    swapchain->fullscreen = fullscreen;
+    if (swapchain->target)
+        IDXGIOutput_Release(swapchain->target);
+    swapchain->target = target;
+
+    wined3d_mutex_lock();
+    wined3d_swapchain_get_desc(swapchain->wined3d_swapchain, &swapchain_desc);
+    swapchain_desc.windowed = !fullscreen;
+    hr = wined3d_swapchain_set_fullscreen(swapchain->wined3d_swapchain, &swapchain_desc, NULL);
+    wined3d_mutex_unlock();
+
+    return hr;
 }
 
 static HRESULT STDMETHODCALLTYPE dxgi_swapchain_GetFullscreenState(IDXGISwapChain *iface,

dlls/dxgi/tests/device.c

@@ -545,7 +545,7 @@ static void test_create_swapchain(void)
                     "Denominator %u is %u.\n", i ,result_desc.BufferDesc.RefreshRate.Denominator);
 
         hr = IDXGISwapChain_SetFullscreenState(swapchain, FALSE, NULL);
-        todo_wine ok(SUCCEEDED(hr), "SetFullscreenState failed, hr %#x.\n", hr);
+        ok(SUCCEEDED(hr), "SetFullscreenState failed, hr %#x.\n", hr);
 
         IDXGISwapChain_Release(swapchain);
     }
@@ -1301,7 +1301,7 @@ static void test_swapchain_parameters(void)
         if (FAILED(hr))
         {
             hr = IDXGISwapChain_SetFullscreenState(swapchain, FALSE, NULL);
-            todo_wine ok(SUCCEEDED(hr), "SetFullscreenState failed, hr %#x.\n", hr);
+            ok(SUCCEEDED(hr), "SetFullscreenState failed, hr %#x.\n", hr);
 
             IDXGISwapChain_Release(swapchain);
             continue;
@@ -1357,7 +1357,7 @@ static void test_swapchain_parameters(void)
         ok(hr == DXGI_ERROR_INVALID_CALL, "GetBuffer(%u) returned unexpected hr %#x, test %u.\n", j, hr, i);
 
         hr = IDXGISwapChain_SetFullscreenState(swapchain, FALSE, NULL);
-        todo_wine ok(SUCCEEDED(hr), "SetFullscreenState failed, hr %#x.\n", hr);
+        ok(SUCCEEDED(hr), "SetFullscreenState failed, hr %#x.\n", hr);
 
         IDXGISwapChain_Release(swapchain);
     }