X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/0d97c0902355bd73c080ebffa45ec809813df51d..11734f8af6414a5c636d8230ae3754ca380c325f:/src/msw/mdi.cpp

diff --git a/src/msw/mdi.cpp b/src/msw/mdi.cpp
index 3c93df9cc9..d3ed9137f9 100644
--- a/src/msw/mdi.cpp
+++ b/src/msw/mdi.cpp
@@ -490,9 +490,8 @@ WXLRESULT wxMDIParentFrame::MSWWindowProc(WXUINT message,
             break;
 
         case WM_SIZE:
-            // as we don't (usually) resize the MDI client to exactly fit the
-            // client area (we put it below the toolbar, above statusbar &c),
-            // we should not pass this one to DefFrameProc
+            // though we don't (usually) resize the MDI client to exactly fit the
+            // client area we need to pass this one to DefFrameProc to allow the children to show
             break;
     }
 
@@ -840,8 +839,10 @@ void wxMDIChildFrame::DoGetPosition(int *x, int *y) const
   wxMDIParentFrame *mdiParent = (wxMDIParentFrame *)GetParent();
   ::ScreenToClient((HWND) mdiParent->GetClientWindow()->GetHWND(), &point);
 
-  *x = point.x;
-  *y = point.y;
+  if (x)
+      *x = point.x;
+  if (y)
+      *y = point.y;
 }
 
 void wxMDIChildFrame::InternalSetMenuBar()