3 files changed, 15 insertions, 1 deletions
diff --git a/toolkit/inc/awt/vclxwindows.hxx b/toolkit/inc/awt/vclxwindows.hxx
index 78c73c06fcba..821418638492 100644
--- a/toolkit/inc/awt/vclxwindows.hxx
+++ b/toolkit/inc/awt/vclxwindows.hxx
@@ -177,6 +177,9 @@ public:
     VCLXMultiPage();
     virtual ~VCLXMultiPage() override;
 
+    sal_Int64 SAL_CALL getSomething(css::uno::Sequence<sal_Int8> const & aIdentifier) override;
+    static css::uno::Sequence<sal_Int8> const & getUnoTunnelId();
+
     // css::lang::XComponent
     void SAL_CALL dispose(  ) override;
 
diff --git a/toolkit/source/awt/vclxwindows.cxx b/toolkit/source/awt/vclxwindows.cxx
index 036e57366a6a..d8b3c8109c8a 100644
--- a/toolkit/source/awt/vclxwindows.cxx
+++ b/toolkit/source/awt/vclxwindows.cxx
@@ -2398,6 +2398,17 @@ void VCLXMultiPage::ImplGetPropertyIds( std::vector< sal_uInt16 > &rIds )
 VCLXMultiPage::~VCLXMultiPage()
 {
 }
+
+sal_Int64 VCLXMultiPage::getSomething(css::uno::Sequence<sal_Int8> const & aIdentifier) {
+    return comphelper::getSomethingImpl(
+        aIdentifier, this, comphelper::FallbackToGetSomethingOf<VCLXWindow>{});
+}
+
+css::uno::Sequence<sal_Int8> const & VCLXMultiPage::getUnoTunnelId() {
+    static comphelper::UnoIdInit const id;
+    return id.getSeq();
+}
+
 void SAL_CALL VCLXMultiPage::dispose()
 {
     SolarMutexGuard aGuard;
diff --git a/toolkit/source/controls/dialogcontrol.cxx b/toolkit/source/controls/dialogcontrol.cxx
index 92981a4f5fea..ba0054714c0c 100644
--- a/toolkit/source/controls/dialogcontrol.cxx
+++ b/toolkit/source/controls/dialogcontrol.cxx
@@ -792,7 +792,7 @@ void UnoMultiPageControl::bindPage( const uno::Reference< awt::XControl >& _rxCo
     TabPage* pPage = pXPage ? pXPage->getTabPage() : nullptr;
     if ( xTabCntrl.is() && pPage )
     {
-        VCLXMultiPage* pXTab = dynamic_cast< VCLXMultiPage* >( xTabCntrl.get() );
+        VCLXMultiPage* pXTab = comphelper::getFromUnoTunnel< VCLXMultiPage >( xTabCntrl );
         if ( pXTab )
         {
             OUString sTitle;