diff --git a/fpdfsdk/cpdfsdk_pageview.h b/fpdfsdk/cpdfsdk_pageview.h
index 10df234..da074aa 100644
--- a/fpdfsdk/cpdfsdk_pageview.h
+++ b/fpdfsdk/cpdfsdk_pageview.h
@@ -25,6 +25,11 @@
 class CPDFSDK_FormFillEnvironment;
 class CPDFSDK_InteractiveForm;
 
+#ifdef PDF_ENABLE_XFA
+class CPDFXFA_Page;
+class CXFA_FFWidget;
+#endif  // PDF_ENABLE_XFA
+
 class CPDFSDK_PageView final : public CPDF_Page::View {
  public:
   CPDFSDK_PageView(CPDFSDK_FormFillEnvironment* pFormFillEnv, IPDF_Page* page);
@@ -37,6 +42,10 @@
 
   void LoadFXAnnots();
   CPDFSDK_Annot* GetFocusAnnot();
+  CPDFSDK_Annot* GetNextAnnot(CPDFSDK_Annot* pAnnot);
+  CPDFSDK_Annot* GetPrevAnnot(CPDFSDK_Annot* pAnnot);
+  CPDFSDK_Annot* GetFirstFocusableAnnot();
+  CPDFSDK_Annot* GetLastFocusableAnnot();
   bool IsValidAnnot(const CPDF_Annot* p) const;
   bool IsValidSDKAnnot(const CPDFSDK_Annot* p) const;
 
@@ -100,6 +109,10 @@
   void TakePageOwnership() { m_pOwnsPage.Reset(ToPDFPage(m_page)); }
 
  private:
+#ifdef PDF_ENABLE_XFA
+  CPDFXFA_Page* XFAPageIfNotBackedByPDFPage();
+#endif
+
   CPDFSDK_Annot* GetFXAnnotAtPoint(const CFX_PointF& point);
   CPDFSDK_Annot* GetFXWidgetAtPoint(const CFX_PointF& point);