diff --git a/include/sfx2/viewsh.hxx b/include/sfx2/viewsh.hxx
index e88203d3a641..70f393134b70 100644
--- a/include/sfx2/viewsh.hxx
+++ b/include/sfx2/viewsh.hxx
@@ -39,6 +39,8 @@
 #include <o3tl/typed_flags_set.hxx>
 #include <vcl/vclptr.hxx>
 #include <sfx2/tabdlg.hxx>
+#define LOK_USE_UNSTABLE_API
+#include <LibreOfficeKit/LibreOfficeKitTypes.h>
 
 class SfxBaseController;
 class Size;
@@ -315,6 +317,11 @@ public:
     SAL_DLLPRIVATE void TakeOwnership_Impl();
     SAL_DLLPRIVATE void TakeFrameOwnership_Impl();
     SAL_DLLPRIVATE bool ExecKey_Impl(const KeyEvent& aKey);
+
+    /// The actual implementation of the lok::Document::registerViewCallback() API.
+    void registerLibreOfficeKitViewCallback(LibreOfficeKitCallback pCallback, void* pLibreOfficeKitData);
+    /// Invokes the registered callback, if there are any.
+    void libreOfficeKitViewCallback(int nType, const char* pPayload) const;
 };
 
 
diff --git a/sfx2/source/view/viewimp.hxx b/sfx2/source/view/viewimp.hxx
index 49005931d2b1..b832b15ed4b6 100644
--- a/sfx2/source/view/viewimp.hxx
+++ b/sfx2/source/view/viewimp.hxx
@@ -64,6 +64,9 @@ struct SfxViewShell_Impl
 
     mutable SfxInPlaceClientList* mpIPClientList;
 
+    LibreOfficeKitCallback m_pLibreOfficeKitViewCallback;
+    void* m_pLibreOfficeKitViewData;
+
     explicit SfxViewShell_Impl(SfxViewShellFlags const nFlags);
     ~SfxViewShell_Impl();
 
diff --git a/sfx2/source/view/viewsh.cxx b/sfx2/source/view/viewsh.cxx
index 62ed8bd485d8..2b9ac3dab401 100644
--- a/sfx2/source/view/viewsh.cxx
+++ b/sfx2/source/view/viewsh.cxx
@@ -309,6 +309,8 @@ SfxViewShell_Impl::SfxViewShell_Impl(SfxViewShellFlags const nFlags)
 ,   m_nFamily(0xFFFF)   // undefined, default set by TemplateDialog
 ,   m_pController(0)
 ,   mpIPClientList(NULL)
+,   m_pLibreOfficeKitViewCallback(0)
+,   m_pLibreOfficeKitViewData(0)
 {}
 
 SfxViewShell_Impl::~SfxViewShell_Impl()
@@ -1631,6 +1633,18 @@ bool SfxViewShell::ExecKey_Impl(const KeyEvent& aKey)
     return pImp->m_xAccExec->execute(aKey.GetKeyCode());
 }
 
+void SfxViewShell::registerLibreOfficeKitViewCallback(LibreOfficeKitCallback pCallback, void* pData)
+{
+    pImp->m_pLibreOfficeKitViewCallback = pCallback;
+    pImp->m_pLibreOfficeKitViewData = pData;
+}
+
+void SfxViewShell::libreOfficeKitViewCallback(int nType, const char* pPayload) const
+{
+    if (pImp->m_pLibreOfficeKitViewCallback)
+        pImp->m_pLibreOfficeKitViewCallback(nType, pPayload, pImp->m_pLibreOfficeKitViewData);
+}
+
 bool SfxViewShell::KeyInput( const KeyEvent &rKeyEvent )
 
 /*  [Description]