hooklib/gfx.c: Add option to frame the d3d window

hooklib/gfx.c

@@ -23,6 +23,7 @@ static HRESULT STDMETHODCALLTYPE my_CreateDevice(
         IDirect3DDevice9 **pdev);
 static IDirect3D9 * WINAPI my_Direct3DCreate9(UINT sdk_ver);
 static IDirect3D9 * (WINAPI *next_Direct3DCreate9)(UINT sdk_ver);
+static HRESULT gfx_frame_window(HWND hwnd);
 
 static struct gfx_config gfx_config;
 
@@ -106,5 +107,72 @@ static HRESULT STDMETHODCALLTYPE my_CreateDevice(
         pp->FullScreen_RefreshRateInHz = 0;
     }
 
+    if (gfx_config.framed) {
+        gfx_frame_window(hwnd);
+    }
+
     return IDirect3D9_CreateDevice(real, adapter, type, hwnd, flags, pp, pdev);
 }
+
+static HRESULT gfx_frame_window(HWND hwnd)
+{
+    HRESULT hr;
+    DWORD error;
+    LONG style;
+    RECT rect;
+    BOOL ok;
+
+    SetLastError(ERROR_SUCCESS);
+    style = GetWindowLongW(hwnd, GWL_STYLE);
+    error = GetLastError();
+
+    if (error != ERROR_SUCCESS) {
+        hr = HRESULT_FROM_WIN32(error);
+        dprintf("Gfx: GetWindowLongPtrW(%p, GWL_STYLE) failed: %x\n",
+                hwnd,
+                (int) hr);
+
+        return hr;
+    }
+
+    ok = GetClientRect(hwnd, &rect);
+
+    if (!ok) {
+        hr = HRESULT_FROM_WIN32(GetLastError());
+        dprintf("Gfx: GetClientRect(%p) failed: %x\n", hwnd, (int) hr);
+
+        return hr;
+    }
+
+    style |= WS_BORDER | WS_CAPTION | WS_MINIMIZEBOX | WS_SYSMENU;
+    ok = AdjustWindowRect(&rect, style, FALSE);
+
+    if (!ok) {
+        /* come on... */
+        hr = HRESULT_FROM_WIN32(GetLastError());
+        dprintf("Gfx: AdjustWindowRect failed: %x\n", (int) hr);
+
+        return hr;
+    }
+
+    /* This... always seems to set an error, even though it works? idk */
+    SetWindowLongW(hwnd, GWL_STYLE, style);
+
+    ok = SetWindowPos(
+            hwnd,
+            HWND_TOP,
+            rect.left,
+            rect.top,
+            rect.right - rect.left,
+            rect.bottom - rect.top,
+            SWP_FRAMECHANGED | SWP_NOMOVE);
+
+    if (!ok) {
+        hr = HRESULT_FROM_WIN32(GetLastError());
+        dprintf("Gfx: SetWindowPos(%p) failed: %x\n", hwnd, (int) hr);
+
+        return hr;
+    }
+
+    return S_OK;
+}