1 files changed, 5 insertions, 4 deletions
diff --git a/sc/source/ui/navipi/navipi.cxx b/sc/source/ui/navipi/navipi.cxx
index a2191840d5ae..f60f4b25d804 100644
--- a/sc/source/ui/navipi/navipi.cxx
+++ b/sc/source/ui/navipi/navipi.cxx
@@ -810,9 +810,10 @@ void ScNavigatorDlg::DoResize()
 
 void ScNavigatorDlg::Notify( SfxBroadcaster&, const SfxHint& rHint )
 {
-    if ( rHint.ISA(SfxSimpleHint) )
+    const SfxSimpleHint* pSimpleHint = dynamic_cast<const SfxSimpleHint*>( &rHint );
+    if ( pSimpleHint )
     {
-        sal_uLong nHintId = ((SfxSimpleHint&)rHint).GetId();
+        sal_uLong nHintId = pSimpleHint->GetId();
 
         if ( nHintId == SC_HINT_DOCNAME_CHANGED )
         {
@@ -868,9 +869,9 @@ void ScNavigatorDlg::Notify( SfxBroadcaster&, const SfxHint& rHint )
             }
         }
     }
-    else if ( rHint.ISA(SfxEventHint) )
+    else if ( dynamic_cast<const SfxEventHint*>(&rHint) )
     {
-        sal_uLong nEventId = ((SfxEventHint&)rHint).GetEventId();
+        sal_uLong nEventId = static_cast<const SfxEventHint&>(rHint).GetEventId();
         if ( nEventId == SFX_EVENT_ACTIVATEDOC )
         {
             aLbEntries.ActiveDocChanged();