core/ difference with XFA (for information only).

core/include/fpdfdoc/fpdf_doc.h

 // Copyright 2014 PDFium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
 
 #ifndef CORE_INCLUDE_FPDFDOC_FPDF_DOC_H_
 #define CORE_INCLUDE_FPDFDOC_FPDF_DOC_H_
 
 #include <map>
@@ skipping 850 matching lines @@
   int GetSelectedOptionIndex(int index);
 
   FX_BOOL IsOptionSelected(int iOptIndex);
 
   FX_BOOL SelectOption(int iOptIndex,
                        FX_BOOL bSelected,
                        FX_BOOL bNotify = FALSE);
 
   FX_BOOL ClearSelectedOptions(FX_BOOL bNotify = FALSE);
 
+#ifdef PDF_ENABLE_XFA
+  FX_BOOL ClearOptions(FX_BOOL bNotify = FALSE);
+
+  int InsertOption(CFX_WideString csOptLabel,
+                   int index = -1,
+                   FX_BOOL bNotify = FALSE);
+
+#endif
   FX_FLOAT GetFontSize() { return m_FontSize; }
 
   CPDF_Font* GetFont() { return m_pFont; }
 
  protected:
   CPDF_FormField(CPDF_InterForm* pForm, CPDF_Dictionary* pDict);
 
   ~CPDF_FormField();
 
   CPDF_FormField::Type m_Type;
@@ skipping 319 matching lines @@
                         FX_FLOAT fc[4],
                         const CFX_ByteStringC& csEntry);
 
   CFX_WideString GetCaption(const CFX_ByteStringC& csEntry);
 
   CPDF_Stream* GetIcon(const CFX_ByteStringC& csEntry);
   friend class CPDF_FormControl;
 };
 
 #endif  // CORE_INCLUDE_FPDFDOC_FPDF_DOC_H_