[UXTHEME]: Handle WM_NCACTIVATE only when the window has a themed caption (it's not...

[reactos.git] / reactos / dll / win32 / uxtheme / nonclient.c

diff --git a/reactos/dll/win32/uxtheme/nonclient.c b/reactos/dll/win32/uxtheme/nonclient.c
index c91ed43..7343dc5 100644 (file)
--- a/reactos/dll/win32/uxtheme/nonclient.c
+++ b/reactos/dll/win32/uxtheme/nonclient.c
@@ -851,6 +851,7 @@ DefWndNCHitTest(HWND hWnd, POINT Point)
     POINT ClientPoint;
     WINDOWINFO wi;
 
+    wi.cbSize = sizeof(wi);
     GetWindowInfo(hWnd, &wi);
 
     if (!PtInRect(&wi.rcWindow, Point))
@@ -1086,6 +1087,10 @@ ThemeWndProc(HWND hWnd, UINT Msg, WPARAM wParam, LPARAM lParam, WNDPROC DefWndPr
     //
     case WM_NCUAHDRAWFRAME:
     case WM_NCACTIVATE:
+
+        if ((GetWindowLongW(hWnd, GWL_STYLE) & WS_CAPTION) != WS_CAPTION)
+            return TRUE;
+
         ThemeHandleNCPaint(hWnd, (HRGN)1);
         return TRUE;
     case WM_NCMOUSEMOVE:
@@ -1185,6 +1190,7 @@ HRESULT WINAPI DrawNCPreview(HDC hDC,
     if (!context.theme)
         return E_FAIL;
     context.Active = TRUE;
+    context.wi.cbSize = sizeof(context.wi);
     if (!GetWindowInfo(hwndDummy, &context.wi))
         return E_FAIL;
     context.wi.dwStyle |= WS_VISIBLE;