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[wxWidgets.git] / src / univ / winuniv.cpp

diff --git a/src/univ/winuniv.cpp b/src/univ/winuniv.cpp
index 4ce63facfe380c72be8b4ba6a0058b2ad75168ef..a7430cb2e4128654b20eede27c5c155e0899dcaf 100644 (file)
--- a/src/univ/winuniv.cpp
+++ b/src/univ/winuniv.cpp
@@ -659,9 +659,12 @@ void wxWindow::SetScrollbar(int orient,
                             int range,
                             bool refresh)
 {
+    wxASSERT_MSG( pageSize <= range,
+                    _T("page size can't be greater than range") );
+
     bool hasClientSizeChanged = FALSE;
     wxScrollBar *scrollbar = GetScrollbar(orient);
-    if ( range )
+    if ( range && (pageSize < range) )
     {
         if ( !scrollbar )
         {