diff --git a/reactos/dll/win32/browseui/basebar.cpp b/reactos/dll/win32/browseui/basebar.cpp
index edad3bbe401..584933efc2d 100644
--- a/reactos/dll/win32/browseui/basebar.cpp
+++ b/reactos/dll/win32/browseui/basebar.cpp
@@ -241,8 +241,7 @@ HRESULT STDMETHODCALLTYPE CBaseBar::ContextSensitiveHelp(BOOL fEnterMode)
 
 HRESULT STDMETHODCALLTYPE CBaseBar::OnFocusChangeIS (IUnknown *punkObj, BOOL fSetFocus)
 {
-    // forward to owner
-    return E_NOTIMPL;
+    return IUnknown_OnFocusChangeIS(fSite, punkObj, fSetFocus);
 }
 
 HRESULT STDMETHODCALLTYPE CBaseBar::QueryStatus(const GUID *pguidCmdGroup, ULONG cCmds,
@@ -291,20 +290,17 @@ HRESULT STDMETHODCALLTYPE CBaseBar::QueryService(REFGUID guidService, REFIID rii
 
 HRESULT STDMETHODCALLTYPE CBaseBar::UIActivateIO(BOOL fActivate, LPMSG lpMsg)
 {
-    // forward to contained bar
-    return S_OK;
+    return IUnknown_UIActivateIO(fClient, fActivate, lpMsg);
 }
 
 HRESULT STDMETHODCALLTYPE CBaseBar::HasFocusIO()
 {
-    // forward to contained bar
-    return S_OK;
+    return IUnknown_HasFocusIO(fClient);
 }
 
 HRESULT STDMETHODCALLTYPE CBaseBar::TranslateAcceleratorIO(LPMSG lpMsg)
 {
-    // forward to contained bar
-    return S_FALSE;
+    return IUnknown_TranslateAcceleratorIO(fClient, lpMsg);
 }
 
 HRESULT STDMETHODCALLTYPE CBaseBar::SetClient(IUnknown *punkClient)
diff --git a/reactos/dll/win32/browseui/basebarsite.cpp b/reactos/dll/win32/browseui/basebarsite.cpp
index db0e9af7d6f..468e2067231 100644
--- a/reactos/dll/win32/browseui/basebarsite.cpp
+++ b/reactos/dll/win32/browseui/basebarsite.cpp
@@ -248,17 +248,33 @@ HRESULT STDMETHODCALLTYPE CBaseBarSite::ContextSensitiveHelp(BOOL fEnterMode)
 
 HRESULT STDMETHODCALLTYPE CBaseBarSite::UIActivateIO(BOOL fActivate, LPMSG lpMsg)
 {
-    return E_NOTIMPL;
+    if (!fCurrentActiveBar)
+        return S_OK;
+
+    return IUnknown_UIActivateIO(fCurrentActiveBar->fTheBar, fActivate, lpMsg);
 }
 
 HRESULT STDMETHODCALLTYPE CBaseBarSite::HasFocusIO()
 {
-    return E_NOTIMPL;
+    if (!fCurrentActiveBar)
+        return S_FALSE;
+
+    return IUnknown_HasFocusIO(fCurrentActiveBar->fTheBar);
 }
 
 HRESULT STDMETHODCALLTYPE CBaseBarSite::TranslateAcceleratorIO(LPMSG lpMsg)
 {
-    return E_NOTIMPL;
+    if (!fCurrentActiveBar)
+    {
+        if (lpMsg)
+        {
+            TranslateMessage(lpMsg);
+            DispatchMessage(lpMsg);
+        }
+        return S_OK;
+    }
+
+    return IUnknown_TranslateAcceleratorIO(fCurrentActiveBar->fTheBar, lpMsg);
 }
 
 HRESULT STDMETHODCALLTYPE CBaseBarSite::QueryService(REFGUID guidService, REFIID riid, void **ppvObject)
@@ -314,7 +330,8 @@ HRESULT STDMETHODCALLTYPE CBaseBarSite::IsWindowOwner(HWND hWnd)
 
 HRESULT STDMETHODCALLTYPE CBaseBarSite::OnFocusChangeIS (IUnknown *punkObj, BOOL fSetFocus)
 {
-    return E_NOTIMPL;
+    // FIXME: should we directly pass-through, or advertise ourselves as focus owner ?
+    return IUnknown_OnFocusChangeIS(fDeskBarSite, punkObj, fSetFocus);
 }
 
 HRESULT STDMETHODCALLTYPE CBaseBarSite::SetDeskBarSite(IUnknown *punkSite)