diff --git a/core/fpdfdoc/cpdf_annotlist.cpp b/core/fpdfdoc/cpdf_annotlist.cpp
index 19a8352..909431c 100644
--- a/core/fpdfdoc/cpdf_annotlist.cpp
+++ b/core/fpdfdoc/cpdf_annotlist.cpp
@@ -185,7 +185,7 @@
     pAnnots->ConvertToIndirectObjectAt(i, m_pDocument);
     m_AnnotList.push_back(pdfium::MakeUnique<CPDF_Annot>(pDict, m_pDocument));
     if (bRegenerateAP && subtype == "Widget" &&
-        CPDF_InterForm::IsUpdateAPEnabled() && !pDict->GetDictFor("AP")) {
+        CPDF_InteractiveForm::IsUpdateAPEnabled() && !pDict->GetDictFor("AP")) {
       GenerateAP(m_pDocument, pDict);
     }
   }
diff --git a/core/fpdfdoc/cpdf_formcontrol.h b/core/fpdfdoc/cpdf_formcontrol.h
index b89a08b..7288651 100644
--- a/core/fpdfdoc/cpdf_formcontrol.h
+++ b/core/fpdfdoc/cpdf_formcontrol.h
@@ -32,7 +32,7 @@
 class CPDF_Dictionary;
 class CPDF_Font;
 class CPDF_FormField;
-class CPDF_InterForm;
+class CPDF_InteractiveForm;
 class CPDF_OCContext;
 class CPDF_RenderOptions;
 class CPDF_Stream;
@@ -45,7 +45,9 @@
   ~CPDF_FormControl();
 
   CPDF_FormField::Type GetType() const { return m_pField->GetType(); }
-  const CPDF_InterForm* GetInterForm() const { return m_pForm.Get(); }
+  const CPDF_InteractiveForm* GetInteractiveForm() const {
+    return m_pForm.Get();
+  }
   CPDF_FormField* GetField() const { return m_pField; }
   CPDF_Dictionary* GetWidget() const { return m_pWidgetDict.Get(); }
   CFX_FloatRect GetRect() const;
@@ -115,7 +117,7 @@
 
   CPDF_FormField* const m_pField;
   UnownedPtr<CPDF_Dictionary> const m_pWidgetDict;
-  UnownedPtr<const CPDF_InterForm> const m_pForm;
+  UnownedPtr<const CPDF_InteractiveForm> const m_pForm;
 };
 
 #endif  // CORE_FPDFDOC_CPDF_FORMCONTROL_H_
diff --git a/core/fpdfdoc/cpdf_formfield.cpp b/core/fpdfdoc/cpdf_formfield.cpp
index 4b1b9b4..b149ef6e 100644
--- a/core/fpdfdoc/cpdf_formfield.cpp
+++ b/core/fpdfdoc/cpdf_formfield.cpp
@@ -102,7 +102,8 @@
   return full_name;
 }
 
-CPDF_FormField::CPDF_FormField(CPDF_InterForm* pForm, CPDF_Dictionary* pDict)
+CPDF_FormField::CPDF_FormField(CPDF_InteractiveForm* pForm,
+                               CPDF_Dictionary* pDict)
     : m_pForm(pForm), m_pDict(pDict) {
   InitFieldFlags();
 }
diff --git a/core/fpdfdoc/cpdf_formfield.h b/core/fpdfdoc/cpdf_formfield.h
index 13771fc..8e7d9e4 100644
--- a/core/fpdfdoc/cpdf_formfield.h
+++ b/core/fpdfdoc/cpdf_formfield.h
@@ -20,7 +20,7 @@
 class CPDF_Dictionary;
 class CPDF_Font;
 class CPDF_FormControl;
-class CPDF_InterForm;
+class CPDF_InteractiveForm;
 class CPDF_Object;
 class CPDF_String;
 
@@ -98,7 +98,7 @@
     Sign
   };
 
-  CPDF_FormField(CPDF_InterForm* pForm, CPDF_Dictionary* pDict);
+  CPDF_FormField(CPDF_InteractiveForm* pForm, CPDF_Dictionary* pDict);
   ~CPDF_FormField();
 
   WideString GetFullName() const;
@@ -171,7 +171,7 @@
   CPDF_Font* GetFont() const { return m_pFont.Get(); }
 
   CPDF_Dictionary* GetDict() const { return m_pDict.Get(); }
-  CPDF_InterForm* GetForm() const { return m_pForm.Get(); }
+  CPDF_InteractiveForm* GetForm() const { return m_pForm.Get(); }
 
   WideString GetCheckValue(bool bDefault) const;
 
@@ -206,9 +206,9 @@
   bool m_bRequired = false;
   bool m_bNoExport = false;
 
-  UnownedPtr<CPDF_InterForm> const m_pForm;
+  UnownedPtr<CPDF_InteractiveForm> const m_pForm;
   UnownedPtr<CPDF_Dictionary> const m_pDict;
-  // Owned by InterForm parent.
+  // Owned by InteractiveForm parent.
   std::vector<UnownedPtr<CPDF_FormControl>> m_ControlList;
   float m_FontSize = 0;
   UnownedPtr<CPDF_Font> m_pFont;
diff --git a/core/fpdfdoc/cpdf_interactiveform.cpp b/core/fpdfdoc/cpdf_interactiveform.cpp
index e05979d..50cdb2e 100644
--- a/core/fpdfdoc/cpdf_interactiveform.cpp
+++ b/core/fpdfdoc/cpdf_interactiveform.cpp
@@ -87,16 +87,17 @@
   ByteString csDA;
   if (!pFormDict->KeyExist("DR")) {
     ByteString csBaseName;
-    uint8_t charSet = CPDF_InterForm::GetNativeCharSet();
-    CPDF_Font* pFont = CPDF_InterForm::AddStandardFont(
+    uint8_t charSet = CPDF_InteractiveForm::GetNativeCharSet();
+    CPDF_Font* pFont = CPDF_InteractiveForm::AddStandardFont(
         pDocument, CFX_Font::kDefaultAnsiFontName);
     if (pFont)
       AddFont(pFormDict, pDocument, pFont, &csBaseName);
 
     if (charSet != FX_CHARSET_ANSI) {
-      ByteString csFontName = CPDF_InterForm::GetNativeFont(charSet, nullptr);
+      ByteString csFontName =
+          CPDF_InteractiveForm::GetNativeFont(charSet, nullptr);
       if (!pFont || csFontName != CFX_Font::kDefaultAnsiFontName) {
-        pFont = CPDF_InterForm::AddNativeFont(pDocument);
+        pFont = CPDF_InteractiveForm::AddNativeFont(pDocument);
         if (pFont) {
           csBaseName.clear();
           AddFont(pFormDict, pDocument, pFont, &csBaseName);
@@ -299,12 +300,12 @@
     *csNameTag = std::move(csTemp);
     return pFont;
   }
-  ByteString csFontName = CPDF_InterForm::GetNativeFont(charSet, nullptr);
+  ByteString csFontName = CPDF_InteractiveForm::GetNativeFont(charSet, nullptr);
   if (!csFontName.IsEmpty() &&
       FindFont(pFormDict, pDocument, csFontName, pFont, csNameTag)) {
     return pFont;
   }
-  pFont = CPDF_InterForm::AddNativeFont(charSet, pDocument);
+  pFont = CPDF_InteractiveForm::AddNativeFont(charSet, pDocument);
   if (pFont)
     AddFont(pFormDict, pDocument, pFont, csNameTag);
 
@@ -564,19 +565,19 @@
   return pNode;
 }
 
-CPDF_Font* AddNativeInterFormFont(CPDF_Dictionary*& pFormDict,
-                                  CPDF_Document* pDocument,
-                                  ByteString* csNameTag) {
-  uint8_t charSet = CPDF_InterForm::GetNativeCharSet();
+CPDF_Font* AddNativeInteractiveFormFont(CPDF_Dictionary*& pFormDict,
+                                        CPDF_Document* pDocument,
+                                        ByteString* csNameTag) {
+  uint8_t charSet = CPDF_InteractiveForm::GetNativeCharSet();
   return AddNativeFont(pFormDict, pDocument, charSet, csNameTag);
 }
 
 // static
-uint8_t CPDF_InterForm::GetNativeCharSet() {
+uint8_t CPDF_InteractiveForm::GetNativeCharSet() {
   return FX_GetCharsetFromCodePage(FXSYS_GetACP());
 }
 
-CPDF_InterForm::CPDF_InterForm(CPDF_Document* pDocument)
+CPDF_InteractiveForm::CPDF_InteractiveForm(CPDF_Document* pDocument)
     : m_pDocument(pDocument), m_pFieldTree(pdfium::MakeUnique<CFieldTree>()) {
   CPDF_Dictionary* pRoot = m_pDocument->GetRoot();
   if (!pRoot)
@@ -594,20 +595,20 @@
     LoadField(pFields->GetDictAt(i), 0);
 }
 
-CPDF_InterForm::~CPDF_InterForm() {}
+CPDF_InteractiveForm::~CPDF_InteractiveForm() = default;
 
-bool CPDF_InterForm::s_bUpdateAP = true;
+bool CPDF_InteractiveForm::s_bUpdateAP = true;
 
-bool CPDF_InterForm::IsUpdateAPEnabled() {
+bool CPDF_InteractiveForm::IsUpdateAPEnabled() {
   return s_bUpdateAP;
 }
 
-void CPDF_InterForm::SetUpdateAP(bool bUpdateAP) {
+void CPDF_InteractiveForm::SetUpdateAP(bool bUpdateAP) {
   s_bUpdateAP = bUpdateAP;
 }
 
-CPDF_Font* CPDF_InterForm::AddStandardFont(CPDF_Document* pDocument,
-                                           ByteString csFontName) {
+CPDF_Font* CPDF_InteractiveForm::AddStandardFont(CPDF_Document* pDocument,
+                                                 ByteString csFontName) {
   if (!pDocument || csFontName.IsEmpty())
     return nullptr;
 
@@ -618,7 +619,8 @@
   return pDocument->AddStandardFont(csFontName.c_str(), &encoding);
 }
 
-ByteString CPDF_InterForm::GetNativeFont(uint8_t charSet, void* pLogFont) {
+ByteString CPDF_InteractiveForm::GetNativeFont(uint8_t charSet,
+                                               void* pLogFont) {
   ByteString csFontName;
 #if _FX_PLATFORM_ == _FX_PLATFORM_WINDOWS_
   LOGFONTA lf = {};
@@ -656,8 +658,8 @@
   return csFontName;
 }
 
-CPDF_Font* CPDF_InterForm::AddNativeFont(uint8_t charSet,
-                                         CPDF_Document* pDocument) {
+CPDF_Font* CPDF_InteractiveForm::AddNativeFont(uint8_t charSet,
+                                               CPDF_Document* pDocument) {
   if (!pDocument)
     return nullptr;
 
@@ -673,11 +675,11 @@
   return nullptr;
 }
 
-CPDF_Font* CPDF_InterForm::AddNativeFont(CPDF_Document* pDocument) {
+CPDF_Font* CPDF_InteractiveForm::AddNativeFont(CPDF_Document* pDocument) {
   return pDocument ? AddNativeFont(GetNativeCharSet(), pDocument) : nullptr;
 }
 
-size_t CPDF_InterForm::CountFields(const WideString& csFieldName) const {
+size_t CPDF_InteractiveForm::CountFields(const WideString& csFieldName) const {
   if (csFieldName.IsEmpty())
     return m_pFieldTree->m_Root.CountFields();
 
@@ -685,8 +687,9 @@
   return pNode ? pNode->CountFields() : 0;
 }
 
-CPDF_FormField* CPDF_InterForm::GetField(uint32_t index,
-                                         const WideString& csFieldName) const {
+CPDF_FormField* CPDF_InteractiveForm::GetField(
+    uint32_t index,
+    const WideString& csFieldName) const {
   if (csFieldName.IsEmpty())
     return m_pFieldTree->m_Root.GetFieldAtIndex(index);
 
@@ -694,7 +697,7 @@
   return pNode ? pNode->GetFieldAtIndex(index) : nullptr;
 }
 
-CPDF_FormField* CPDF_InterForm::GetFieldByDict(
+CPDF_FormField* CPDF_InteractiveForm::GetFieldByDict(
     CPDF_Dictionary* pFieldDict) const {
   if (!pFieldDict)
     return nullptr;
@@ -703,10 +706,11 @@
   return m_pFieldTree->GetField(csWName);
 }
 
-CPDF_FormControl* CPDF_InterForm::GetControlAtPoint(CPDF_Page* pPage,
-                                                    const CFX_PointF& point,
+CPDF_FormControl* CPDF_InteractiveForm::GetControlAtPoint(
+    CPDF_Page* pPage,
+    const CFX_PointF& point,
 
-                                                    int* z_order) const {
+    int* z_order) const {
   CPDF_Array* pAnnotList = pPage->GetDict()->GetArrayFor("Annots");
   if (!pAnnotList)
     return nullptr;
@@ -732,17 +736,17 @@
   return nullptr;
 }
 
-CPDF_FormControl* CPDF_InterForm::GetControlByDict(
+CPDF_FormControl* CPDF_InteractiveForm::GetControlByDict(
     const CPDF_Dictionary* pWidgetDict) const {
   const auto it = m_ControlMap.find(pWidgetDict);
   return it != m_ControlMap.end() ? it->second.get() : nullptr;
 }
 
-bool CPDF_InterForm::NeedConstructAP() const {
+bool CPDF_InteractiveForm::NeedConstructAP() const {
   return m_pFormDict && m_pFormDict->GetBooleanFor("NeedAppearances", false);
 }
 
-int CPDF_InterForm::CountFieldsInCalculationOrder() {
+int CPDF_InteractiveForm::CountFieldsInCalculationOrder() {
   if (!m_pFormDict)
     return 0;
 
@@ -750,7 +754,7 @@
   return pArray ? pArray->GetCount() : 0;
 }
 
-CPDF_FormField* CPDF_InterForm::GetFieldInCalculationOrder(int index) {
+CPDF_FormField* CPDF_InteractiveForm::GetFieldInCalculationOrder(int index) {
   if (!m_pFormDict || index < 0)
     return nullptr;
 
@@ -762,7 +766,8 @@
   return pElement ? GetFieldByDict(pElement) : nullptr;
 }
 
-int CPDF_InterForm::FindFieldInCalculationOrder(const CPDF_FormField* pField) {
+int CPDF_InteractiveForm::FindFieldInCalculationOrder(
+    const CPDF_FormField* pField) {
   if (!m_pFormDict || !pField)
     return -1;
 
@@ -778,23 +783,23 @@
   return -1;
 }
 
-CPDF_Font* CPDF_InterForm::GetFormFont(ByteString csNameTag) const {
+CPDF_Font* CPDF_InteractiveForm::GetFormFont(ByteString csNameTag) const {
   return GetFont(m_pFormDict.Get(), m_pDocument.Get(), csNameTag);
 }
 
-CPDF_DefaultAppearance CPDF_InterForm::GetDefaultAppearance() const {
+CPDF_DefaultAppearance CPDF_InteractiveForm::GetDefaultAppearance() const {
   if (!m_pFormDict)
     return CPDF_DefaultAppearance();
   return CPDF_DefaultAppearance(m_pFormDict->GetStringFor("DA"));
 }
 
-int CPDF_InterForm::GetFormAlignment() const {
+int CPDF_InteractiveForm::GetFormAlignment() const {
   return m_pFormDict ? m_pFormDict->GetIntegerFor("Q", 0) : 0;
 }
 
-void CPDF_InterForm::ResetForm(const std::vector<CPDF_FormField*>& fields,
-                               bool bIncludeOrExclude,
-                               NotificationOption notify) {
+void CPDF_InteractiveForm::ResetForm(const std::vector<CPDF_FormField*>& fields,
+                                     bool bIncludeOrExclude,
+                                     NotificationOption notify) {
   size_t nCount = m_pFieldTree->m_Root.CountFields();
   for (size_t i = 0; i < nCount; ++i) {
     CPDF_FormField* pField = m_pFieldTree->m_Root.GetFieldAtIndex(i);
@@ -808,7 +813,7 @@
     m_pFormNotify->AfterFormReset(this);
 }
 
-void CPDF_InterForm::ResetForm(NotificationOption notify) {
+void CPDF_InteractiveForm::ResetForm(NotificationOption notify) {
   size_t nCount = m_pFieldTree->m_Root.CountFields();
   for (size_t i = 0; i < nCount; ++i) {
     CPDF_FormField* pField = m_pFieldTree->m_Root.GetFieldAtIndex(i);
@@ -821,7 +826,7 @@
     m_pFormNotify->AfterFormReset(this);
 }
 
-void CPDF_InterForm::LoadField(CPDF_Dictionary* pFieldDict, int nLevel) {
+void CPDF_InteractiveForm::LoadField(CPDF_Dictionary* pFieldDict, int nLevel) {
   if (nLevel > nMaxRecursion)
     return;
   if (!pFieldDict)
@@ -851,11 +856,11 @@
   }
 }
 
-bool CPDF_InterForm::HasXFAForm() const {
+bool CPDF_InteractiveForm::HasXFAForm() const {
   return m_pFormDict && m_pFormDict->GetArrayFor("XFA");
 }
 
-void CPDF_InterForm::FixPageFields(CPDF_Page* pPage) {
+void CPDF_InteractiveForm::FixPageFields(CPDF_Page* pPage) {
   CPDF_Dictionary* pPageDict = pPage->GetDict();
   if (!pPageDict)
     return;
@@ -871,7 +876,7 @@
   }
 }
 
-void CPDF_InterForm::AddTerminalField(CPDF_Dictionary* pFieldDict) {
+void CPDF_InteractiveForm::AddTerminalField(CPDF_Dictionary* pFieldDict) {
   if (!pFieldDict->KeyExist("FT")) {
     // Key "FT" is required for terminal fields, it is also inheritable.
     CPDF_Dictionary* pParentDict = pFieldDict->GetDictFor("Parent");
@@ -940,8 +945,9 @@
   }
 }
 
-CPDF_FormControl* CPDF_InterForm::AddControl(CPDF_FormField* pField,
-                                             CPDF_Dictionary* pWidgetDict) {
+CPDF_FormControl* CPDF_InteractiveForm::AddControl(
+    CPDF_FormField* pField,
+    CPDF_Dictionary* pWidgetDict) {
   const auto it = m_ControlMap.find(pWidgetDict);
   if (it != m_ControlMap.end())
     return it->second.get();
@@ -953,7 +959,7 @@
   return pControl;
 }
 
-bool CPDF_InterForm::CheckRequiredFields(
+bool CPDF_InteractiveForm::CheckRequiredFields(
     const std::vector<CPDF_FormField*>* fields,
     bool bIncludeOrExclude) const {
   size_t nCount = m_pFieldTree->m_Root.CountFields();
@@ -982,7 +988,7 @@
   return true;
 }
 
-std::unique_ptr<CFDF_Document> CPDF_InterForm::ExportToFDF(
+std::unique_ptr<CFDF_Document> CPDF_InteractiveForm::ExportToFDF(
     const WideString& pdf_path,
     bool bSimpleFileSpec) const {
   std::vector<CPDF_FormField*> fields;
@@ -992,7 +998,7 @@
   return ExportToFDF(pdf_path, fields, true, bSimpleFileSpec);
 }
 
-std::unique_ptr<CFDF_Document> CPDF_InterForm::ExportToFDF(
+std::unique_ptr<CFDF_Document> CPDF_InteractiveForm::ExportToFDF(
     const WideString& pdf_path,
     const std::vector<CPDF_FormField*>& fields,
     bool bIncludeOrExclude,
@@ -1061,6 +1067,6 @@
   return pDoc;
 }
 
-void CPDF_InterForm::SetFormNotify(IPDF_FormNotify* pNotify) {
+void CPDF_InteractiveForm::SetFormNotify(IPDF_FormNotify* pNotify) {
   m_pFormNotify = pNotify;
 }
diff --git a/core/fpdfdoc/cpdf_interactiveform.h b/core/fpdfdoc/cpdf_interactiveform.h
index ebbbe27..1b68852 100644
--- a/core/fpdfdoc/cpdf_interactiveform.h
+++ b/core/fpdfdoc/cpdf_interactiveform.h
@@ -28,14 +28,14 @@
 class CPDF_Page;
 class IPDF_FormNotify;
 
-CPDF_Font* AddNativeInterFormFont(CPDF_Dictionary*& pFormDict,
-                                  CPDF_Document* pDocument,
-                                  ByteString* csNameTag);
+CPDF_Font* AddNativeInteractiveFormFont(CPDF_Dictionary*& pFormDict,
+                                        CPDF_Document* pDocument,
+                                        ByteString* csNameTag);
 
-class CPDF_InterForm {
+class CPDF_InteractiveForm {
  public:
-  explicit CPDF_InterForm(CPDF_Document* pDocument);
-  ~CPDF_InterForm();
+  explicit CPDF_InteractiveForm(CPDF_Document* pDocument);
+  ~CPDF_InteractiveForm();
 
   static void SetUpdateAP(bool bUpdateAP);
   static bool IsUpdateAPEnabled();
diff --git a/core/fpdfdoc/cpvt_fontmap.cpp b/core/fpdfdoc/cpvt_fontmap.cpp
index 7d414f6..c235505 100644
--- a/core/fpdfdoc/cpvt_fontmap.cpp
+++ b/core/fpdfdoc/cpvt_fontmap.cpp
@@ -33,7 +33,8 @@
     return nullptr;
 
   CPDF_Dictionary* pFormDict = pDoc->GetRoot()->GetDictFor("AcroForm");
-  CPDF_Font* pPDFFont = AddNativeInterFormFont(pFormDict, pDoc, sSysFontAlias);
+  CPDF_Font* pPDFFont =
+      AddNativeInteractiveFormFont(pFormDict, pDoc, sSysFontAlias);
   if (!pPDFFont)
     return nullptr;
 
diff --git a/core/fpdfdoc/ipdf_formnotify.h b/core/fpdfdoc/ipdf_formnotify.h
index 7e11ecb..6a72c68 100644
--- a/core/fpdfdoc/ipdf_formnotify.h
+++ b/core/fpdfdoc/ipdf_formnotify.h
@@ -10,7 +10,7 @@
 #include "core/fxcrt/fx_string.h"
 
 class CPDF_FormField;
-class CPDF_InterForm;
+class CPDF_InteractiveForm;
 
 class IPDF_FormNotify {
  public:
@@ -25,7 +25,7 @@
   virtual void AfterSelectionChange(CPDF_FormField* pField) = 0;
 
   virtual void AfterCheckedStatusChange(CPDF_FormField* pField) = 0;
-  virtual void AfterFormReset(CPDF_InterForm* pForm) = 0;
+  virtual void AfterFormReset(CPDF_InteractiveForm* pForm) = 0;
 };
 
 #endif  // CORE_FPDFDOC_IPDF_FORMNOTIFY_H_
diff --git a/fpdfsdk/cpdfsdk_actionhandler.cpp b/fpdfsdk/cpdfsdk_actionhandler.cpp
index 8093972..6d7fb9f 100644
--- a/fpdfsdk/cpdfsdk_actionhandler.cpp
+++ b/fpdfsdk/cpdfsdk_actionhandler.cpp
@@ -212,9 +212,9 @@
     CPDF_Dictionary* pFieldDict) {
   ASSERT(pFieldDict);
 
-  CPDFSDK_InterForm* pInterForm = pFormFillEnv->GetInterForm();
-  CPDF_InterForm* pPDFInterForm = pInterForm->GetInterForm();
-  return !!pPDFInterForm->GetFieldByDict(pFieldDict);
+  CPDFSDK_InteractiveForm* pForm = pFormFillEnv->GetInteractiveForm();
+  CPDF_InteractiveForm* pPDFForm = pForm->GetInteractiveForm();
+  return !!pPDFForm->GetFieldByDict(pFieldDict);
 }
 
 bool CPDFSDK_ActionHandler::ExecuteFieldAction(
@@ -509,8 +509,8 @@
 bool CPDFSDK_ActionHandler::DoAction_Hide(
     const CPDF_Action& action,
     CPDFSDK_FormFillEnvironment* pFormFillEnv) {
-  CPDFSDK_InterForm* pInterForm = pFormFillEnv->GetInterForm();
-  if (pInterForm->DoAction_Hide(action)) {
+  CPDFSDK_InteractiveForm* pForm = pFormFillEnv->GetInteractiveForm();
+  if (pForm->DoAction_Hide(action)) {
     pFormFillEnv->SetChangeMark();
     return true;
   }
@@ -520,15 +520,15 @@
 bool CPDFSDK_ActionHandler::DoAction_SubmitForm(
     const CPDF_Action& action,
     CPDFSDK_FormFillEnvironment* pFormFillEnv) {
-  CPDFSDK_InterForm* pInterForm = pFormFillEnv->GetInterForm();
-  return pInterForm->DoAction_SubmitForm(action);
+  CPDFSDK_InteractiveForm* pForm = pFormFillEnv->GetInteractiveForm();
+  return pForm->DoAction_SubmitForm(action);
 }
 
 void CPDFSDK_ActionHandler::DoAction_ResetForm(
     const CPDF_Action& action,
     CPDFSDK_FormFillEnvironment* pFormFillEnv) {
-  CPDFSDK_InterForm* pInterForm = pFormFillEnv->GetInterForm();
-  pInterForm->DoAction_ResetForm(action);
+  CPDFSDK_InteractiveForm* pForm = pFormFillEnv->GetInteractiveForm();
+  pForm->DoAction_ResetForm(action);
 }
 
 void CPDFSDK_ActionHandler::RunScriptForAction(
diff --git a/fpdfsdk/cpdfsdk_formfillenvironment.cpp b/fpdfsdk/cpdfsdk_formfillenvironment.cpp
index 8f490ca..568d89e 100644
--- a/fpdfsdk/cpdfsdk_formfillenvironment.cpp
+++ b/fpdfsdk/cpdfsdk_formfillenvironment.cpp
@@ -45,8 +45,8 @@
   m_bBeingDestroyed = true;
   ClearAllFocusedAnnots();
 
-  // |m_PageMap| will try to access |m_pInterForm| when it cleans itself up.
-  // Make sure it is deleted before |m_pInterForm|.
+  // |m_PageMap| will try to access |m_pInteractiveForm| when it cleans itself
+  // up. Make sure it is deleted before |m_pInteractiveForm|.
   m_PageMap.clear();
 
   // |m_pAnnotHandlerMgr| will try to access |m_pFormFiller| when it cleans
@@ -623,10 +623,10 @@
       m_pInfo, FPDFDocumentFromCPDFDocument(m_pCPDFDoc.Get()), nIndex));
 }
 
-CPDFSDK_InterForm* CPDFSDK_FormFillEnvironment::GetInterForm() {
-  if (!m_pInterForm)
-    m_pInterForm = pdfium::MakeUnique<CPDFSDK_InterForm>(this);
-  return m_pInterForm.get();
+CPDFSDK_InteractiveForm* CPDFSDK_FormFillEnvironment::GetInteractiveForm() {
+  if (!m_pInteractiveForm)
+    m_pInteractiveForm = pdfium::MakeUnique<CPDFSDK_InteractiveForm>(this);
+  return m_pInteractiveForm.get();
 }
 
 void CPDFSDK_FormFillEnvironment::UpdateAllViews(CPDFSDK_PageView* pSender,
diff --git a/fpdfsdk/cpdfsdk_formfillenvironment.h b/fpdfsdk/cpdfsdk_formfillenvironment.h
index 46986c8..a7fb94a 100644
--- a/fpdfsdk/cpdfsdk_formfillenvironment.h
+++ b/fpdfsdk/cpdfsdk_formfillenvironment.h
@@ -25,7 +25,7 @@
 class CFX_SystemHandler;
 class CPDFSDK_ActionHandler;
 class CPDFSDK_AnnotHandlerMgr;
-class CPDFSDK_InterForm;
+class CPDFSDK_InteractiveForm;
 class CPDFSDK_PageView;
 class IJS_Runtime;
 
@@ -206,7 +206,7 @@
   CPDFSDK_AnnotHandlerMgr* GetAnnotHandlerMgr();  // Creates if not present.
   IJS_Runtime* GetIJSRuntime();                   // Creates if not present.
   CPDFSDK_ActionHandler* GetActionHandler();      // Creates if not present.
-  CPDFSDK_InterForm* GetInterForm();              // Creates if not present.
+  CPDFSDK_InteractiveForm* GetInteractiveForm();  // Creates if not present.
 
  private:
   IPDF_Page* GetPage(int nIndex);
@@ -216,7 +216,7 @@
   std::unique_ptr<CPDFSDK_ActionHandler> m_pActionHandler;
   std::unique_ptr<IJS_Runtime> m_pIJSRuntime;
   std::map<IPDF_Page*, std::unique_ptr<CPDFSDK_PageView>> m_PageMap;
-  std::unique_ptr<CPDFSDK_InterForm> m_pInterForm;
+  std::unique_ptr<CPDFSDK_InteractiveForm> m_pInteractiveForm;
   CPDFSDK_Annot::ObservedPtr m_pFocusAnnot;
   UnownedPtr<CPDF_Document> const m_pCPDFDoc;
   std::unique_ptr<CFFL_InteractiveFormFiller> m_pFormFiller;
diff --git a/fpdfsdk/cpdfsdk_helpers.cpp b/fpdfsdk/cpdfsdk_helpers.cpp
index 6a0cf85..cc16cf4 100644
--- a/fpdfsdk/cpdfsdk_helpers.cpp
+++ b/fpdfsdk/cpdfsdk_helpers.cpp
@@ -239,7 +239,7 @@
   }
 
   // XFA Forms
-  if (!pDoc->GetExtension() && CPDF_InterForm(pDoc).HasXFAForm())
+  if (!pDoc->GetExtension() && CPDF_InteractiveForm(pDoc).HasXFAForm())
     RaiseUnSupportError(FPDF_UNSP_DOC_XFAFORM);
 }
 
diff --git a/fpdfsdk/cpdfsdk_interactiveform.cpp b/fpdfsdk/cpdfsdk_interactiveform.cpp
index 843d1e9..b224b0e 100644
--- a/fpdfsdk/cpdfsdk_interactiveform.cpp
+++ b/fpdfsdk/cpdfsdk_interactiveform.cpp
@@ -120,24 +120,25 @@
 
 }  // namespace
 
-CPDFSDK_InterForm::CPDFSDK_InterForm(CPDFSDK_FormFillEnvironment* pFormFillEnv)
+CPDFSDK_InteractiveForm::CPDFSDK_InteractiveForm(
+    CPDFSDK_FormFillEnvironment* pFormFillEnv)
     : m_pFormFillEnv(pFormFillEnv),
-      m_pInterForm(pdfium::MakeUnique<CPDF_InterForm>(
+      m_pInteractiveForm(pdfium::MakeUnique<CPDF_InteractiveForm>(
           m_pFormFillEnv->GetPDFDocument())) {
   ASSERT(m_pFormFillEnv);
-  m_pInterForm->SetFormNotify(this);
+  m_pInteractiveForm->SetFormNotify(this);
   RemoveAllHighLights();
 }
 
-CPDFSDK_InterForm::~CPDFSDK_InterForm() {
+CPDFSDK_InteractiveForm::~CPDFSDK_InteractiveForm() {
   m_Map.clear();
 #ifdef PDF_ENABLE_XFA
   m_XFAMap.clear();
 #endif  // PDF_ENABLE_XFA
 }
 
-CPDFSDK_Widget* CPDFSDK_InterForm::GetSibling(CPDFSDK_Widget* pWidget,
-                                              bool bNext) const {
+CPDFSDK_Widget* CPDFSDK_InteractiveForm::GetSibling(CPDFSDK_Widget* pWidget,
+                                                    bool bNext) const {
   auto pIterator = pdfium::MakeUnique<CPDFSDK_AnnotIterator>(
       pWidget->GetPageView(), CPDF_Annot::Subtype::WIDGET);
 
@@ -145,7 +146,8 @@
                                : pIterator->GetPrevAnnot(pWidget));
 }
 
-CPDFSDK_Widget* CPDFSDK_InterForm::GetWidget(CPDF_FormControl* pControl) const {
+CPDFSDK_Widget* CPDFSDK_InteractiveForm::GetWidget(
+    CPDF_FormControl* pControl) const {
   if (!pControl)
     return nullptr;
 
@@ -175,17 +177,18 @@
   return pPage ? ToCPDFSDKWidget(pPage->GetAnnotByDict(pControlDict)) : nullptr;
 }
 
-void CPDFSDK_InterForm::GetWidgets(
+void CPDFSDK_InteractiveForm::GetWidgets(
     const WideString& sFieldName,
     std::vector<CPDFSDK_Annot::ObservedPtr>* widgets) const {
-  for (int i = 0, sz = m_pInterForm->CountFields(sFieldName); i < sz; ++i) {
-    CPDF_FormField* pFormField = m_pInterForm->GetField(i, sFieldName);
+  for (int i = 0, sz = m_pInteractiveForm->CountFields(sFieldName); i < sz;
+       ++i) {
+    CPDF_FormField* pFormField = m_pInteractiveForm->GetField(i, sFieldName);
     ASSERT(pFormField);
     GetWidgets(pFormField, widgets);
   }
 }
 
-void CPDFSDK_InterForm::GetWidgets(
+void CPDFSDK_InteractiveForm::GetWidgets(
     CPDF_FormField* pField,
     std::vector<CPDFSDK_Annot::ObservedPtr>* widgets) const {
   for (int i = 0, sz = pField->CountControls(); i < sz; ++i) {
@@ -197,7 +200,7 @@
   }
 }
 
-int CPDFSDK_InterForm::GetPageIndexByAnnotDict(
+int CPDFSDK_InteractiveForm::GetPageIndexByAnnotDict(
     CPDF_Document* pDocument,
     CPDF_Dictionary* pAnnotDict) const {
   ASSERT(pAnnotDict);
@@ -217,56 +220,57 @@
   return -1;
 }
 
-void CPDFSDK_InterForm::AddMap(CPDF_FormControl* pControl,
-                               CPDFSDK_Widget* pWidget) {
+void CPDFSDK_InteractiveForm::AddMap(CPDF_FormControl* pControl,
+                                     CPDFSDK_Widget* pWidget) {
   m_Map[pControl] = pWidget;
 }
 
-void CPDFSDK_InterForm::RemoveMap(CPDF_FormControl* pControl) {
+void CPDFSDK_InteractiveForm::RemoveMap(CPDF_FormControl* pControl) {
   m_Map.erase(pControl);
 }
 
-void CPDFSDK_InterForm::EnableCalculate(bool bEnabled) {
+void CPDFSDK_InteractiveForm::EnableCalculate(bool bEnabled) {
   m_bCalculate = bEnabled;
 }
 
-bool CPDFSDK_InterForm::IsCalculateEnabled() const {
+bool CPDFSDK_InteractiveForm::IsCalculateEnabled() const {
   return m_bCalculate;
 }
 
 #ifdef PDF_ENABLE_XFA
-void CPDFSDK_InterForm::AddXFAMap(CXFA_FFWidget* hWidget,
-                                  CPDFSDK_XFAWidget* pWidget) {
+void CPDFSDK_InteractiveForm::AddXFAMap(CXFA_FFWidget* hWidget,
+                                        CPDFSDK_XFAWidget* pWidget) {
   ASSERT(hWidget);
   m_XFAMap[hWidget] = pWidget;
 }
 
-void CPDFSDK_InterForm::RemoveXFAMap(CXFA_FFWidget* hWidget) {
+void CPDFSDK_InteractiveForm::RemoveXFAMap(CXFA_FFWidget* hWidget) {
   ASSERT(hWidget);
   m_XFAMap.erase(hWidget);
 }
 
-CPDFSDK_XFAWidget* CPDFSDK_InterForm::GetXFAWidget(CXFA_FFWidget* hWidget) {
+CPDFSDK_XFAWidget* CPDFSDK_InteractiveForm::GetXFAWidget(
+    CXFA_FFWidget* hWidget) {
   ASSERT(hWidget);
   auto it = m_XFAMap.find(hWidget);
   return it != m_XFAMap.end() ? it->second : nullptr;
 }
 
-void CPDFSDK_InterForm::XfaEnableCalculate(bool bEnabled) {
+void CPDFSDK_InteractiveForm::XfaEnableCalculate(bool bEnabled) {
   m_bXfaCalculate = bEnabled;
 }
-bool CPDFSDK_InterForm::IsXfaCalculateEnabled() const {
+bool CPDFSDK_InteractiveForm::IsXfaCalculateEnabled() const {
   return m_bXfaCalculate;
 }
 
-bool CPDFSDK_InterForm::IsXfaValidationsEnabled() {
+bool CPDFSDK_InteractiveForm::IsXfaValidationsEnabled() {
   return m_bXfaValidationsEnabled;
 }
-void CPDFSDK_InterForm::XfaSetValidationsEnabled(bool bEnabled) {
+void CPDFSDK_InteractiveForm::XfaSetValidationsEnabled(bool bEnabled) {
   m_bXfaValidationsEnabled = bEnabled;
 }
 
-void CPDFSDK_InterForm::SynchronizeField(CPDF_FormField* pFormField) {
+void CPDFSDK_InteractiveForm::SynchronizeField(CPDF_FormField* pFormField) {
   for (int i = 0, sz = pFormField->CountControls(); i < sz; i++) {
     CPDF_FormControl* pFormCtrl = pFormField->GetControl(i);
     if (CPDFSDK_Widget* pWidget = GetWidget(pFormCtrl))
@@ -275,7 +279,7 @@
 }
 #endif  // PDF_ENABLE_XFA
 
-void CPDFSDK_InterForm::OnCalculate(CPDF_FormField* pFormField) {
+void CPDFSDK_InteractiveForm::OnCalculate(CPDF_FormField* pFormField) {
   if (!m_pFormFillEnv->IsJSPlatformPresent())
     return;
 
@@ -289,9 +293,9 @@
     return;
 
   IJS_Runtime* pRuntime = m_pFormFillEnv->GetIJSRuntime();
-  int nSize = m_pInterForm->CountFieldsInCalculationOrder();
+  int nSize = m_pInteractiveForm->CountFieldsInCalculationOrder();
   for (int i = 0; i < nSize; i++) {
-    CPDF_FormField* pField = m_pInterForm->GetFieldInCalculationOrder(i);
+    CPDF_FormField* pField = m_pInteractiveForm->GetFieldInCalculationOrder(i);
     if (!pField)
       continue;
 
@@ -323,7 +327,8 @@
   }
 }
 
-Optional<WideString> CPDFSDK_InterForm::OnFormat(CPDF_FormField* pFormField) {
+Optional<WideString> CPDFSDK_InteractiveForm::OnFormat(
+    CPDF_FormField* pFormField) {
   if (!m_pFormFillEnv->IsJSPlatformPresent())
     return {};
 
@@ -353,9 +358,9 @@
   return {};
 }
 
-void CPDFSDK_InterForm::ResetFieldAppearance(CPDF_FormField* pFormField,
-                                             Optional<WideString> sValue,
-                                             bool bValueChanged) {
+void CPDFSDK_InteractiveForm::ResetFieldAppearance(CPDF_FormField* pFormField,
+                                                   Optional<WideString> sValue,
+                                                   bool bValueChanged) {
   for (int i = 0, sz = pFormField->CountControls(); i < sz; i++) {
     CPDF_FormControl* pFormCtrl = pFormField->GetControl(i);
     ASSERT(pFormCtrl);
@@ -364,7 +369,7 @@
   }
 }
 
-void CPDFSDK_InterForm::UpdateField(CPDF_FormField* pFormField) {
+void CPDFSDK_InteractiveForm::UpdateField(CPDF_FormField* pFormField) {
   auto* formfiller = m_pFormFillEnv->GetInteractiveFormFiller();
   for (int i = 0, sz = pFormField->CountControls(); i < sz; i++) {
     CPDF_FormControl* pFormCtrl = pFormField->GetControl(i);
@@ -381,8 +386,8 @@
   }
 }
 
-bool CPDFSDK_InterForm::OnKeyStrokeCommit(CPDF_FormField* pFormField,
-                                          const WideString& csValue) {
+bool CPDFSDK_InteractiveForm::OnKeyStrokeCommit(CPDF_FormField* pFormField,
+                                                const WideString& csValue) {
   CPDF_AAction aAction = pFormField->GetAdditionalAction();
   if (!aAction.GetDict() || !aAction.ActionExist(CPDF_AAction::KeyStroke))
     return true;
@@ -400,8 +405,8 @@
   return fa.bRC;
 }
 
-bool CPDFSDK_InterForm::OnValidate(CPDF_FormField* pFormField,
-                                   const WideString& csValue) {
+bool CPDFSDK_InteractiveForm::OnValidate(CPDF_FormField* pFormField,
+                                         const WideString& csValue) {
   CPDF_AAction aAction = pFormField->GetAdditionalAction();
   if (!aAction.GetDict() || !aAction.ActionExist(CPDF_AAction::Validate))
     return true;
@@ -419,7 +424,7 @@
   return fa.bRC;
 }
 
-bool CPDFSDK_InterForm::DoAction_Hide(const CPDF_Action& action) {
+bool CPDFSDK_InteractiveForm::DoAction_Hide(const CPDF_Action& action) {
   ASSERT(action.GetDict());
 
   CPDF_ActionFields af(&action);
@@ -452,7 +457,7 @@
   return bChanged;
 }
 
-bool CPDFSDK_InterForm::DoAction_SubmitForm(const CPDF_Action& action) {
+bool CPDFSDK_InteractiveForm::DoAction_SubmitForm(const CPDF_Action& action) {
   WideString sDestination = action.GetFilePath();
   if (sDestination.IsEmpty())
     return false;
@@ -465,22 +470,23 @@
     std::vector<CPDF_FormField*> fields = GetFieldFromObjects(fieldObjects);
     if (!fields.empty()) {
       bool bIncludeOrExclude = !(dwFlags & 0x01);
-      if (!m_pInterForm->CheckRequiredFields(&fields, bIncludeOrExclude))
+      if (!m_pInteractiveForm->CheckRequiredFields(&fields, bIncludeOrExclude))
         return false;
 
       return SubmitFields(sDestination, fields, bIncludeOrExclude, false);
     }
   }
-  if (!m_pInterForm->CheckRequiredFields(nullptr, true))
+  if (!m_pInteractiveForm->CheckRequiredFields(nullptr, true))
     return false;
 
   return SubmitForm(sDestination, false);
 }
 
-bool CPDFSDK_InterForm::SubmitFields(const WideString& csDestination,
-                                     const std::vector<CPDF_FormField*>& fields,
-                                     bool bIncludeOrExclude,
-                                     bool bUrlEncoded) {
+bool CPDFSDK_InteractiveForm::SubmitFields(
+    const WideString& csDestination,
+    const std::vector<CPDF_FormField*>& fields,
+    bool bIncludeOrExclude,
+    bool bUrlEncoded) {
   ByteString textBuf = ExportFieldsToFDFTextBuf(fields, bIncludeOrExclude);
   if (textBuf.IsEmpty())
     return false;
@@ -493,22 +499,22 @@
   return true;
 }
 
-ByteString CPDFSDK_InterForm::ExportFieldsToFDFTextBuf(
+ByteString CPDFSDK_InteractiveForm::ExportFieldsToFDFTextBuf(
     const std::vector<CPDF_FormField*>& fields,
     bool bIncludeOrExclude) {
-  std::unique_ptr<CFDF_Document> pFDF = m_pInterForm->ExportToFDF(
+  std::unique_ptr<CFDF_Document> pFDF = m_pInteractiveForm->ExportToFDF(
       m_pFormFillEnv->JS_docGetFilePath(), fields, bIncludeOrExclude, false);
 
   return pFDF ? pFDF->WriteToString() : ByteString();
 }
 
-bool CPDFSDK_InterForm::SubmitForm(const WideString& sDestination,
-                                   bool bUrlEncoded) {
+bool CPDFSDK_InteractiveForm::SubmitForm(const WideString& sDestination,
+                                         bool bUrlEncoded) {
   if (sDestination.IsEmpty())
     return false;
 
-  std::unique_ptr<CFDF_Document> pFDFDoc =
-      m_pInterForm->ExportToFDF(m_pFormFillEnv->JS_docGetFilePath(), false);
+  std::unique_ptr<CFDF_Document> pFDFDoc = m_pInteractiveForm->ExportToFDF(
+      m_pFormFillEnv->JS_docGetFilePath(), false);
   if (!pFDFDoc)
     return false;
 
@@ -524,29 +530,29 @@
   return true;
 }
 
-ByteString CPDFSDK_InterForm::ExportFormToFDFTextBuf() {
-  std::unique_ptr<CFDF_Document> pFDF =
-      m_pInterForm->ExportToFDF(m_pFormFillEnv->JS_docGetFilePath(), false);
+ByteString CPDFSDK_InteractiveForm::ExportFormToFDFTextBuf() {
+  std::unique_ptr<CFDF_Document> pFDF = m_pInteractiveForm->ExportToFDF(
+      m_pFormFillEnv->JS_docGetFilePath(), false);
 
   return pFDF ? pFDF->WriteToString() : ByteString();
 }
 
-void CPDFSDK_InterForm::DoAction_ResetForm(const CPDF_Action& action) {
+void CPDFSDK_InteractiveForm::DoAction_ResetForm(const CPDF_Action& action) {
   ASSERT(action.GetDict());
   const CPDF_Dictionary* pActionDict = action.GetDict();
   if (!pActionDict->KeyExist("Fields")) {
-    m_pInterForm->ResetForm(NotificationOption::kNotify);
+    m_pInteractiveForm->ResetForm(NotificationOption::kNotify);
     return;
   }
   CPDF_ActionFields af(&action);
   uint32_t dwFlags = action.GetFlags();
   std::vector<const CPDF_Object*> fieldObjects = af.GetAllFields();
   std::vector<CPDF_FormField*> fields = GetFieldFromObjects(fieldObjects);
-  m_pInterForm->ResetForm(fields, !(dwFlags & 0x01),
-                          NotificationOption::kNotify);
+  m_pInteractiveForm->ResetForm(fields, !(dwFlags & 0x01),
+                                NotificationOption::kNotify);
 }
 
-std::vector<CPDF_FormField*> CPDFSDK_InterForm::GetFieldFromObjects(
+std::vector<CPDF_FormField*> CPDFSDK_InteractiveForm::GetFieldFromObjects(
     const std::vector<const CPDF_Object*>& objects) const {
   std::vector<CPDF_FormField*> fields;
   for (const CPDF_Object* pObject : objects) {
@@ -554,15 +560,15 @@
       continue;
 
     WideString csName = pObject->GetUnicodeText();
-    CPDF_FormField* pField = m_pInterForm->GetField(0, csName);
+    CPDF_FormField* pField = m_pInteractiveForm->GetField(0, csName);
     if (pField)
       fields.push_back(pField);
   }
   return fields;
 }
 
-bool CPDFSDK_InterForm::BeforeValueChange(CPDF_FormField* pField,
-                                          const WideString& csValue) {
+bool CPDFSDK_InteractiveForm::BeforeValueChange(CPDF_FormField* pField,
+                                                const WideString& csValue) {
   FormFieldType fieldType = pField->GetFieldType();
   if (!IsFormFieldTypeComboOrText(fieldType))
     return true;
@@ -571,7 +577,7 @@
   return OnValidate(pField, csValue);
 }
 
-void CPDFSDK_InterForm::AfterValueChange(CPDF_FormField* pField) {
+void CPDFSDK_InteractiveForm::AfterValueChange(CPDF_FormField* pField) {
 #ifdef PDF_ENABLE_XFA
   SynchronizeField(pField);
 #endif  // PDF_ENABLE_XFA
@@ -585,8 +591,8 @@
   UpdateField(pField);
 }
 
-bool CPDFSDK_InterForm::BeforeSelectionChange(CPDF_FormField* pField,
-                                              const WideString& csValue) {
+bool CPDFSDK_InteractiveForm::BeforeSelectionChange(CPDF_FormField* pField,
+                                                    const WideString& csValue) {
   if (pField->GetFieldType() != FormFieldType::kListBox)
     return true;
   if (!OnKeyStrokeCommit(pField, csValue))
@@ -594,7 +600,7 @@
   return OnValidate(pField, csValue);
 }
 
-void CPDFSDK_InterForm::AfterSelectionChange(CPDF_FormField* pField) {
+void CPDFSDK_InteractiveForm::AfterSelectionChange(CPDF_FormField* pField) {
   if (pField->GetFieldType() != FormFieldType::kListBox)
     return;
 
@@ -603,7 +609,7 @@
   UpdateField(pField);
 }
 
-void CPDFSDK_InterForm::AfterCheckedStatusChange(CPDF_FormField* pField) {
+void CPDFSDK_InteractiveForm::AfterCheckedStatusChange(CPDF_FormField* pField) {
   FormFieldType fieldType = pField->GetFieldType();
   if (fieldType != FormFieldType::kCheckBox &&
       fieldType != FormFieldType::kRadioButton)
@@ -613,11 +619,11 @@
   UpdateField(pField);
 }
 
-void CPDFSDK_InterForm::AfterFormReset(CPDF_InterForm* pForm) {
+void CPDFSDK_InteractiveForm::AfterFormReset(CPDF_InteractiveForm* pForm) {
   OnCalculate(nullptr);
 }
 
-bool CPDFSDK_InterForm::IsNeedHighLight(FormFieldType fieldType) const {
+bool CPDFSDK_InteractiveForm::IsNeedHighLight(FormFieldType fieldType) const {
   if (fieldType == FormFieldType::kUnknown)
     return false;
 
@@ -632,14 +638,14 @@
   return m_NeedsHighlight[static_cast<size_t>(fieldType)];
 }
 
-void CPDFSDK_InterForm::RemoveAllHighLights() {
+void CPDFSDK_InteractiveForm::RemoveAllHighLights() {
   std::fill(m_HighlightColor, m_HighlightColor + kFormFieldTypeCount,
             kWhiteBGR);
   std::fill(m_NeedsHighlight, m_NeedsHighlight + kFormFieldTypeCount, false);
 }
 
-void CPDFSDK_InterForm::SetHighlightColor(FX_COLORREF clr,
-                                          FormFieldType fieldType) {
+void CPDFSDK_InteractiveForm::SetHighlightColor(FX_COLORREF clr,
+                                                FormFieldType fieldType) {
   if (fieldType == FormFieldType::kUnknown)
     return;
 
@@ -647,14 +653,15 @@
   m_NeedsHighlight[static_cast<size_t>(fieldType)] = true;
 }
 
-void CPDFSDK_InterForm::SetAllHighlightColors(FX_COLORREF clr) {
+void CPDFSDK_InteractiveForm::SetAllHighlightColors(FX_COLORREF clr) {
   for (auto type : kFormFieldTypes) {
     m_HighlightColor[static_cast<size_t>(type)] = clr;
     m_NeedsHighlight[static_cast<size_t>(type)] = true;
   }
 }
 
-FX_COLORREF CPDFSDK_InterForm::GetHighlightColor(FormFieldType fieldType) {
+FX_COLORREF CPDFSDK_InteractiveForm::GetHighlightColor(
+    FormFieldType fieldType) {
   if (fieldType == FormFieldType::kUnknown)
     return kWhiteBGR;
 
diff --git a/fpdfsdk/cpdfsdk_interactiveform.h b/fpdfsdk/cpdfsdk_interactiveform.h
index 06492e5..f629b91 100644
--- a/fpdfsdk/cpdfsdk_interactiveform.h
+++ b/fpdfsdk/cpdfsdk_interactiveform.h
@@ -21,7 +21,7 @@
 class CPDF_Dictionary;
 class CPDF_FormControl;
 class CPDF_FormField;
-class CPDF_InterForm;
+class CPDF_InteractiveForm;
 class CPDF_Object;
 class CPDFSDK_FormFillEnvironment;
 
@@ -30,12 +30,14 @@
 class CXFA_FFWidget;
 #endif  // PDF_ENABLE_XFA
 
-class CPDFSDK_InterForm final : public IPDF_FormNotify {
+class CPDFSDK_InteractiveForm final : public IPDF_FormNotify {
  public:
-  explicit CPDFSDK_InterForm(CPDFSDK_FormFillEnvironment* pFormFillEnv);
-  ~CPDFSDK_InterForm() override;
+  explicit CPDFSDK_InteractiveForm(CPDFSDK_FormFillEnvironment* pFormFillEnv);
+  ~CPDFSDK_InteractiveForm() override;
 
-  CPDF_InterForm* GetInterForm() const { return m_pInterForm.get(); }
+  CPDF_InteractiveForm* GetInteractiveForm() const {
+    return m_pInteractiveForm.get();
+  }
   CPDFSDK_FormFillEnvironment* GetFormFillEnv() const {
     return m_pFormFillEnv.Get();
   }
@@ -108,13 +110,13 @@
                              const WideString& csValue) override;
   void AfterSelectionChange(CPDF_FormField* pField) override;
   void AfterCheckedStatusChange(CPDF_FormField* pField) override;
-  void AfterFormReset(CPDF_InterForm* pForm) override;
+  void AfterFormReset(CPDF_InteractiveForm* pForm) override;
 
   int GetPageIndexByAnnotDict(CPDF_Document* pDocument,
                               CPDF_Dictionary* pAnnotDict) const;
 
   UnownedPtr<CPDFSDK_FormFillEnvironment> const m_pFormFillEnv;
-  std::unique_ptr<CPDF_InterForm> const m_pInterForm;
+  std::unique_ptr<CPDF_InteractiveForm> const m_pInteractiveForm;
   std::map<CPDF_FormControl*, CPDFSDK_Widget*> m_Map;
 #ifdef PDF_ENABLE_XFA
   std::map<CXFA_FFWidget*, CPDFSDK_XFAWidget*> m_XFAMap;
diff --git a/fpdfsdk/cpdfsdk_pageview.cpp b/fpdfsdk/cpdfsdk_pageview.cpp
index 7a49dfe..51056f4 100644
--- a/fpdfsdk/cpdfsdk_pageview.cpp
+++ b/fpdfsdk/cpdfsdk_pageview.cpp
@@ -37,9 +37,9 @@
   ASSERT(m_page);
   CPDF_Page* pPDFPage = ToPDFPage(page);
   if (pPDFPage) {
-    CPDFSDK_InterForm* pInterForm = pFormFillEnv->GetInterForm();
-    CPDF_InterForm* pPDFInterForm = pInterForm->GetInterForm();
-    pPDFInterForm->FixPageFields(pPDFPage);
+    CPDFSDK_InteractiveForm* pForm = pFormFillEnv->GetInteractiveForm();
+    CPDF_InteractiveForm* pPDFForm = pForm->GetInteractiveForm();
+    pPDFForm->FixPageFields(pPDFPage);
     if (!page->AsXFAPage())
       pPDFPage->SetView(this);
   }
@@ -476,11 +476,11 @@
 
   CPDF_Page* pPage = GetPDFPage();
   ASSERT(pPage);
-  bool bUpdateAP = CPDF_InterForm::IsUpdateAPEnabled();
+  bool bUpdateAP = CPDF_InteractiveForm::IsUpdateAPEnabled();
   // Disable the default AP construction.
-  CPDF_InterForm::SetUpdateAP(false);
+  CPDF_InteractiveForm::SetUpdateAP(false);
   m_pAnnotList = pdfium::MakeUnique<CPDF_AnnotList>(pPage);
-  CPDF_InterForm::SetUpdateAP(bUpdateAP);
+  CPDF_InteractiveForm::SetUpdateAP(bUpdateAP);
 
   const size_t nCount = m_pAnnotList->Count();
   for (size_t i = 0; i < nCount; ++i) {
diff --git a/fpdfsdk/cpdfsdk_widget.cpp b/fpdfsdk/cpdfsdk_widget.cpp
index f41d230..c30ce6e 100644
--- a/fpdfsdk/cpdfsdk_widget.cpp
+++ b/fpdfsdk/cpdfsdk_widget.cpp
@@ -43,8 +43,9 @@
 
 CPDFSDK_Widget::CPDFSDK_Widget(CPDF_Annot* pAnnot,
                                CPDFSDK_PageView* pPageView,
-                               CPDFSDK_InterForm* pInterForm)
-    : CPDFSDK_BAAnnot(pAnnot, pPageView), m_pInterForm(pInterForm) {}
+                               CPDFSDK_InteractiveForm* pInteractiveForm)
+    : CPDFSDK_BAAnnot(pAnnot, pPageView),
+      m_pInteractiveForm(pInteractiveForm) {}
 
 CPDFSDK_Widget::~CPDFSDK_Widget() = default;
 
@@ -359,9 +360,10 @@
 }
 
 int CPDFSDK_Widget::GetFieldFlags() const {
-  CPDF_InterForm* pPDFInterForm = m_pInterForm->GetInterForm();
+  CPDF_InteractiveForm* pPDFInteractiveForm =
+      m_pInteractiveForm->GetInteractiveForm();
   CPDF_FormControl* pFormControl =
-      pPDFInterForm->GetControlByDict(GetAnnotDict());
+      pPDFInteractiveForm->GetControlByDict(GetAnnotDict());
   CPDF_FormField* pFormField = pFormControl->GetField();
   return pFormField->GetFieldFlags();
 }
@@ -376,8 +378,9 @@
 }
 
 CPDF_FormControl* CPDFSDK_Widget::GetFormControl() const {
-  CPDF_InterForm* pPDFInterForm = m_pInterForm->GetInterForm();
-  return pPDFInterForm->GetControlByDict(GetAnnotDict());
+  CPDF_InteractiveForm* pPDFInteractiveForm =
+      m_pInteractiveForm->GetInteractiveForm();
+  return pPDFInteractiveForm->GetControlByDict(GetAnnotDict());
 }
 
 int CPDFSDK_Widget::GetRotate() const {
@@ -626,14 +629,14 @@
 Optional<WideString> CPDFSDK_Widget::OnFormat() {
   CPDF_FormField* pFormField = GetFormField();
   ASSERT(pFormField);
-  return m_pInterForm->OnFormat(pFormField);
+  return m_pInteractiveForm->OnFormat(pFormField);
 }
 
 void CPDFSDK_Widget::ResetFieldAppearance(bool bValueChanged) {
   CPDF_FormField* pFormField = GetFormField();
   ASSERT(pFormField);
-  m_pInterForm->ResetFieldAppearance(pFormField, pdfium::nullopt,
-                                     bValueChanged);
+  m_pInteractiveForm->ResetFieldAppearance(pFormField, pdfium::nullopt,
+                                           bValueChanged);
 }
 
 void CPDFSDK_Widget::DrawAppearance(CFX_RenderDevice* pDevice,
@@ -661,13 +664,13 @@
 void CPDFSDK_Widget::UpdateField() {
   CPDF_FormField* pFormField = GetFormField();
   ASSERT(pFormField);
-  m_pInterForm->UpdateField(pFormField);
+  m_pInteractiveForm->UpdateField(pFormField);
 }
 
 void CPDFSDK_Widget::DrawShadow(CFX_RenderDevice* pDevice,
                                 CPDFSDK_PageView* pPageView) {
   FormFieldType fieldType = GetFieldType();
-  if (!m_pInterForm->IsNeedHighLight(fieldType))
+  if (!m_pInteractiveForm->IsNeedHighLight(fieldType))
     return;
 
   CFX_Matrix page2device;
@@ -684,10 +687,11 @@
   rcDevice.top = tmp.y;
   rcDevice.Normalize();
 
-  pDevice->FillRect(rcDevice.ToFxRect(),
-                    AlphaAndColorRefToArgb(
-                        static_cast<int>(m_pInterForm->GetHighlightAlpha()),
-                        m_pInterForm->GetHighlightColor(fieldType)));
+  pDevice->FillRect(
+      rcDevice.ToFxRect(),
+      AlphaAndColorRefToArgb(
+          static_cast<int>(m_pInteractiveForm->GetHighlightAlpha()),
+          m_pInteractiveForm->GetHighlightColor(fieldType)));
 }
 
 CFX_FloatRect CPDFSDK_Widget::GetClientRect() const {
diff --git a/fpdfsdk/cpdfsdk_widget.h b/fpdfsdk/cpdfsdk_widget.h
index 283d244..9954614 100644
--- a/fpdfsdk/cpdfsdk_widget.h
+++ b/fpdfsdk/cpdfsdk_widget.h
@@ -26,7 +26,7 @@
 class CPDF_FormField;
 class CPDF_RenderOptions;
 class CPDF_Stream;
-class CPDFSDK_InterForm;
+class CPDFSDK_InteractiveForm;
 class CPDFSDK_PageView;
 
 #ifdef PDF_ENABLE_XFA
@@ -50,7 +50,7 @@
 
   CPDFSDK_Widget(CPDF_Annot* pAnnot,
                  CPDFSDK_PageView* pPageView,
-                 CPDFSDK_InterForm* pInterForm);
+                 CPDFSDK_InteractiveForm* pInteractiveForm);
   ~CPDFSDK_Widget() override;
 
   bool IsSignatureWidget() const override;
@@ -98,7 +98,9 @@
                  CPDFSDK_FieldAction* data,
                  CPDFSDK_PageView* pPageView);
 
-  CPDFSDK_InterForm* GetInterForm() const { return m_pInterForm.Get(); }
+  CPDFSDK_InteractiveForm* GetInteractiveForm() const {
+    return m_pInteractiveForm.Get();
+  }
   CPDF_FormField* GetFormField() const;
   CPDF_FormControl* GetFormControl() const;
 
@@ -130,7 +132,7 @@
   WideString GetName() const;
 #endif  // PDF_ENABLE_XFA
 
-  UnownedPtr<CPDFSDK_InterForm> const m_pInterForm;
+  UnownedPtr<CPDFSDK_InteractiveForm> const m_pInteractiveForm;
   bool m_bAppModified = false;
   uint32_t m_nAppearanceAge = 0;
   uint32_t m_nValueAge = 0;
diff --git a/fpdfsdk/cpdfsdk_widgethandler.cpp b/fpdfsdk/cpdfsdk_widgethandler.cpp
index 70528d8..038890d 100644
--- a/fpdfsdk/cpdfsdk_widgethandler.cpp
+++ b/fpdfsdk/cpdfsdk_widgethandler.cpp
@@ -56,16 +56,15 @@
 
 CPDFSDK_Annot* CPDFSDK_WidgetHandler::NewAnnot(CPDF_Annot* pAnnot,
                                                CPDFSDK_PageView* pPage) {
-  CPDFSDK_InterForm* pInterForm = m_pFormFillEnv->GetInterForm();
-  CPDF_InterForm* pPDFInterForm = pInterForm->GetInterForm();
-  CPDF_FormControl* pCtrl =
-      pPDFInterForm->GetControlByDict(pAnnot->GetAnnotDict());
+  CPDFSDK_InteractiveForm* pForm = m_pFormFillEnv->GetInteractiveForm();
+  CPDF_InteractiveForm* pPDFForm = pForm->GetInteractiveForm();
+  CPDF_FormControl* pCtrl = pPDFForm->GetControlByDict(pAnnot->GetAnnotDict());
   if (!pCtrl)
     return nullptr;
 
-  CPDFSDK_Widget* pWidget = new CPDFSDK_Widget(pAnnot, pPage, pInterForm);
-  pInterForm->AddMap(pCtrl, pWidget);
-  if (pPDFInterForm->NeedConstructAP())
+  CPDFSDK_Widget* pWidget = new CPDFSDK_Widget(pAnnot, pPage, pForm);
+  pForm->AddMap(pCtrl, pWidget);
+  if (pPDFForm->NeedConstructAP())
     pWidget->ResetAppearance(pdfium::nullopt, false);
   return pWidget;
 }
@@ -82,9 +81,9 @@
   m_pFormFiller->OnDelete(pAnnot);
 
   std::unique_ptr<CPDFSDK_Widget> pWidget(ToCPDFSDKWidget(pAnnot));
-  CPDFSDK_InterForm* pInterForm = pWidget->GetInterForm();
+  CPDFSDK_InteractiveForm* pForm = pWidget->GetInteractiveForm();
   CPDF_FormControl* pControl = pWidget->GetFormControl();
-  pInterForm->RemoveMap(pControl);
+  pForm->RemoveMap(pControl);
 }
 
 void CPDFSDK_WidgetHandler::OnDraw(CPDFSDK_PageView* pPageView,
diff --git a/fpdfsdk/cpdfsdk_xfawidget.cpp b/fpdfsdk/cpdfsdk_xfawidget.cpp
index 7c9089a..fc88f9c 100644
--- a/fpdfsdk/cpdfsdk_xfawidget.cpp
+++ b/fpdfsdk/cpdfsdk_xfawidget.cpp
@@ -11,9 +11,9 @@
 
 CPDFSDK_XFAWidget::CPDFSDK_XFAWidget(CXFA_FFWidget* pAnnot,
                                      CPDFSDK_PageView* pPageView,
-                                     CPDFSDK_InterForm* pInterForm)
+                                     CPDFSDK_InteractiveForm* pInteractiveForm)
     : CPDFSDK_Annot(pPageView),
-      m_pInterForm(pInterForm),
+      m_pInteractiveForm(pInteractiveForm),
       m_hXFAWidget(pAnnot) {}
 
 CPDFSDK_XFAWidget::~CPDFSDK_XFAWidget() = default;
diff --git a/fpdfsdk/cpdfsdk_xfawidget.h b/fpdfsdk/cpdfsdk_xfawidget.h
index 2eaa29b..078f011 100644
--- a/fpdfsdk/cpdfsdk_xfawidget.h
+++ b/fpdfsdk/cpdfsdk_xfawidget.h
@@ -12,7 +12,7 @@
 #include "core/fxcrt/unowned_ptr.h"
 #include "fpdfsdk/cpdfsdk_annot.h"
 
-class CPDFSDK_InterForm;
+class CPDFSDK_InteractiveForm;
 class CPDFSDK_PageView;
 class CXFA_FFWidget;
 
@@ -20,7 +20,7 @@
  public:
   CPDFSDK_XFAWidget(CXFA_FFWidget* pAnnot,
                     CPDFSDK_PageView* pPageView,
-                    CPDFSDK_InterForm* pInterForm);
+                    CPDFSDK_InteractiveForm* pInteractiveForm);
   ~CPDFSDK_XFAWidget() override;
 
   // CPDFSDK_Annot:
@@ -29,10 +29,12 @@
   CPDF_Annot::Subtype GetAnnotSubtype() const override;
   CFX_FloatRect GetRect() const override;
 
-  CPDFSDK_InterForm* GetInterForm() const { return m_pInterForm.Get(); }
+  CPDFSDK_InteractiveForm* GetInteractiveForm() const {
+    return m_pInteractiveForm.Get();
+  }
 
  private:
-  UnownedPtr<CPDFSDK_InterForm> const m_pInterForm;
+  UnownedPtr<CPDFSDK_InteractiveForm> const m_pInteractiveForm;
   UnownedPtr<CXFA_FFWidget> const m_hXFAWidget;
 };
 
diff --git a/fpdfsdk/cpdfsdk_xfawidgethandler.cpp b/fpdfsdk/cpdfsdk_xfawidgethandler.cpp
index cc49c31..20386f6 100644
--- a/fpdfsdk/cpdfsdk_xfawidgethandler.cpp
+++ b/fpdfsdk/cpdfsdk_xfawidgethandler.cpp
@@ -40,9 +40,9 @@
 
 CPDFSDK_Annot* CPDFSDK_XFAWidgetHandler::NewAnnot(CXFA_FFWidget* pAnnot,
                                                   CPDFSDK_PageView* pPage) {
-  CPDFSDK_InterForm* pInterForm = m_pFormFillEnv->GetInterForm();
-  CPDFSDK_XFAWidget* pWidget = new CPDFSDK_XFAWidget(pAnnot, pPage, pInterForm);
-  pInterForm->AddXFAMap(pAnnot, pWidget);
+  CPDFSDK_InteractiveForm* pForm = m_pFormFillEnv->GetInteractiveForm();
+  CPDFSDK_XFAWidget* pWidget = new CPDFSDK_XFAWidget(pAnnot, pPage, pForm);
+  pForm->AddXFAMap(pAnnot, pWidget);
   return pWidget;
 }
 
@@ -70,7 +70,7 @@
 
 void CPDFSDK_XFAWidgetHandler::ReleaseAnnot(CPDFSDK_Annot* pAnnot) {
   CPDFSDK_XFAWidget* pWidget = ToXFAWidget(pAnnot);
-  pWidget->GetInterForm()->RemoveXFAMap(pWidget->GetXFAWidget());
+  pWidget->GetInteractiveForm()->RemoveXFAMap(pWidget->GetXFAWidget());
   delete pWidget;
 }
 
diff --git a/fpdfsdk/formfiller/cffl_interactiveformfiller.cpp b/fpdfsdk/formfiller/cffl_interactiveformfiller.cpp
index d5ca802..3d5590a 100644
--- a/fpdfsdk/formfiller/cffl_interactiveformfiller.cpp
+++ b/fpdfsdk/formfiller/cffl_interactiveformfiller.cpp
@@ -702,8 +702,9 @@
 
   CPDFSDK_Widget* pWidget = ToCPDFSDKWidget(pAnnot->Get());
   if (pWidget) {
-    CPDFSDK_InterForm* pInterForm = pPageView->GetFormFillEnv()->GetInterForm();
-    pInterForm->OnCalculate(pWidget->GetFormField());
+    CPDFSDK_InteractiveForm* pForm =
+        pPageView->GetFormFillEnv()->GetInteractiveForm();
+    pForm->OnCalculate(pWidget->GetFormField());
   }
   m_bNotifying = false;
 }
@@ -716,15 +717,16 @@
 
   CPDFSDK_Widget* pWidget = ToCPDFSDKWidget(pAnnot->Get());
   ASSERT(pWidget);
-  CPDFSDK_InterForm* pInterForm = pPageView->GetFormFillEnv()->GetInterForm();
+  CPDFSDK_InteractiveForm* pForm =
+      pPageView->GetFormFillEnv()->GetInteractiveForm();
 
-  Optional<WideString> sValue = pInterForm->OnFormat(pWidget->GetFormField());
+  Optional<WideString> sValue = pForm->OnFormat(pWidget->GetFormField());
   if (!pAnnot->HasObservable())
     return;
 
   if (sValue.has_value()) {
-    pInterForm->ResetFieldAppearance(pWidget->GetFormField(), sValue, true);
-    pInterForm->UpdateField(pWidget->GetFormField());
+    pForm->ResetFieldAppearance(pWidget->GetFormField(), sValue, true);
+    pForm->UpdateField(pWidget->GetFormField());
   }
 
   m_bNotifying = false;
diff --git a/fpdfsdk/fpdf_annot.cpp b/fpdfsdk/fpdf_annot.cpp
index 8595357..757bb96 100644
--- a/fpdfsdk/fpdf_annot.cpp
+++ b/fpdfsdk/fpdf_annot.cpp
@@ -873,8 +873,8 @@
   if (!pAnnotDict)
     return FPDF_FORMFLAG_NONE;
 
-  CPDF_InterForm interform(pPage->GetDocument());
-  CPDF_FormField* pFormField = interform.GetFieldByDict(pAnnotDict);
+  CPDF_InteractiveForm interactive_form(pPage->GetDocument());
+  CPDF_FormField* pFormField = interactive_form.GetFieldByDict(pAnnotDict);
   return pFormField ? pFormField->GetFieldFlags() : FPDF_FORMFLAG_NONE;
 }
 
@@ -887,9 +887,9 @@
   if (!hHandle || !pPage)
     return nullptr;
 
-  CPDF_InterForm interform(pPage->GetDocument());
+  CPDF_InteractiveForm interactive_form(pPage->GetDocument());
   int annot_index = -1;
-  CPDF_FormControl* pFormCtrl = interform.GetControlAtPoint(
+  CPDF_FormControl* pFormCtrl = interactive_form.GetControlAtPoint(
       pPage, CFX_PointF(static_cast<float>(page_x), static_cast<float>(page_y)),
       &annot_index);
   if (!pFormCtrl || annot_index == -1)
diff --git a/fpdfsdk/fpdf_formfill.cpp b/fpdfsdk/fpdf_formfill.cpp
index 2030177..5cecb6f 100644
--- a/fpdfsdk/fpdf_formfill.cpp
+++ b/fpdfsdk/fpdf_formfill.cpp
@@ -144,10 +144,10 @@
 
 namespace {
 
-CPDFSDK_InterForm* FormHandleToInterForm(FPDF_FORMHANDLE hHandle) {
+CPDFSDK_InteractiveForm* FormHandleToInteractiveForm(FPDF_FORMHANDLE hHandle) {
   CPDFSDK_FormFillEnvironment* pFormFillEnv =
       CPDFSDKFormFillEnvironmentFromFPDFFormHandle(hHandle);
-  return pFormFillEnv ? pFormFillEnv->GetInterForm() : nullptr;
+  return pFormFillEnv ? pFormFillEnv->GetInteractiveForm() : nullptr;
 }
 
 CPDFSDK_PageView* FormHandleToPageView(FPDF_FORMHANDLE hHandle,
@@ -232,8 +232,8 @@
     return -1;
   CPDF_Page* pPage = CPDFPageFromFPDFPage(page);
   if (pPage) {
-    CPDF_InterForm interform(pPage->GetDocument());
-    CPDF_FormControl* pFormCtrl = interform.GetControlAtPoint(
+    CPDF_InteractiveForm interactive_form(pPage->GetDocument());
+    CPDF_FormControl* pFormCtrl = interactive_form.GetControlAtPoint(
         pPage,
         CFX_PointF(static_cast<float>(page_x), static_cast<float>(page_y)),
         nullptr);
@@ -294,9 +294,9 @@
   CPDF_Page* pPage = CPDFPageFromFPDFPage(page);
   if (!pPage)
     return -1;
-  CPDF_InterForm interform(pPage->GetDocument());
+  CPDF_InteractiveForm interactive_form(pPage->GetDocument());
   int z_order = -1;
-  (void)interform.GetControlAtPoint(
+  (void)interactive_form.GetControlAtPoint(
       pPage, CFX_PointF(static_cast<float>(page_x), static_cast<float>(page_y)),
       &z_order);
   return z_order;
@@ -585,31 +585,30 @@
 FPDF_SetFormFieldHighlightColor(FPDF_FORMHANDLE hHandle,
                                 int fieldType,
                                 unsigned long color) {
-  CPDFSDK_InterForm* interForm = FormHandleToInterForm(hHandle);
-  if (!interForm)
+  CPDFSDK_InteractiveForm* pForm = FormHandleToInteractiveForm(hHandle);
+  if (!pForm)
     return;
 
   Optional<FormFieldType> cast_input = IntToFormFieldType(fieldType);
   if (!cast_input)
     return;
 
-  if (cast_input.value() == FormFieldType::kUnknown) {
-    interForm->SetAllHighlightColors(color);
-  } else {
-    interForm->SetHighlightColor(color, cast_input.value());
-  }
+  if (cast_input.value() == FormFieldType::kUnknown)
+    pForm->SetAllHighlightColors(color);
+  else
+    pForm->SetHighlightColor(color, cast_input.value());
 }
 
 FPDF_EXPORT void FPDF_CALLCONV
 FPDF_SetFormFieldHighlightAlpha(FPDF_FORMHANDLE hHandle, unsigned char alpha) {
-  if (CPDFSDK_InterForm* pInterForm = FormHandleToInterForm(hHandle))
-    pInterForm->SetHighlightAlpha(alpha);
+  if (CPDFSDK_InteractiveForm* pForm = FormHandleToInteractiveForm(hHandle))
+    pForm->SetHighlightAlpha(alpha);
 }
 
 FPDF_EXPORT void FPDF_CALLCONV
 FPDF_RemoveFormFieldHighlight(FPDF_FORMHANDLE hHandle) {
-  if (CPDFSDK_InterForm* pInterForm = FormHandleToInterForm(hHandle))
-    pInterForm->RemoveAllHighLights();
+  if (CPDFSDK_InteractiveForm* pForm = FormHandleToInteractiveForm(hHandle))
+    pForm->RemoveAllHighLights();
 }
 
 FPDF_EXPORT void FPDF_CALLCONV FORM_OnAfterLoadPage(FPDF_PAGE page,
diff --git a/fpdfsdk/fpdfxfa/cpdfxfa_docenvironment.cpp b/fpdfsdk/fpdfxfa/cpdfxfa_docenvironment.cpp
index 8c89895..6cf4bff 100644
--- a/fpdfsdk/fpdfxfa/cpdfxfa_docenvironment.cpp
+++ b/fpdfsdk/fpdfxfa/cpdfxfa_docenvironment.cpp
@@ -380,14 +380,16 @@
 bool CPDFXFA_DocEnvironment::IsCalculationsEnabled(CXFA_FFDoc* hDoc) {
   if (hDoc != m_pContext->GetXFADoc() || !m_pContext->GetFormFillEnv())
     return false;
-  return m_pContext->GetFormFillEnv()->GetInterForm()->IsXfaCalculateEnabled();
+  auto* pForm = m_pContext->GetFormFillEnv()->GetInteractiveForm();
+  return pForm->IsXfaCalculateEnabled();
 }
 
 void CPDFXFA_DocEnvironment::SetCalculationsEnabled(CXFA_FFDoc* hDoc,
                                                     bool bEnabled) {
   if (hDoc != m_pContext->GetXFADoc() || !m_pContext->GetFormFillEnv())
     return;
-  m_pContext->GetFormFillEnv()->GetInterForm()->XfaEnableCalculate(bEnabled);
+  m_pContext->GetFormFillEnv()->GetInteractiveForm()->XfaEnableCalculate(
+      bEnabled);
 }
 
 void CPDFXFA_DocEnvironment::GetTitle(CXFA_FFDoc* hDoc, WideString& wsTitle) {
@@ -528,8 +530,9 @@
 bool CPDFXFA_DocEnvironment::IsValidationsEnabled(CXFA_FFDoc* hDoc) {
   if (hDoc != m_pContext->GetXFADoc() || !m_pContext->GetFormFillEnv())
     return false;
-  auto* pInterform = m_pContext->GetFormFillEnv()->GetInterForm();
-  return pInterform->IsXfaValidationsEnabled();
+
+  auto* pForm = m_pContext->GetFormFillEnv()->GetInteractiveForm();
+  return pForm->IsXfaValidationsEnabled();
 }
 
 void CPDFXFA_DocEnvironment::SetValidationsEnabled(CXFA_FFDoc* hDoc,
@@ -537,7 +540,7 @@
   if (hDoc != m_pContext->GetXFADoc() || !m_pContext->GetFormFillEnv())
     return;
 
-  m_pContext->GetFormFillEnv()->GetInterForm()->XfaSetValidationsEnabled(
+  m_pContext->GetFormFillEnv()->GetInteractiveForm()->XfaSetValidationsEnabled(
       bEnabled);
 }
 
@@ -592,10 +595,10 @@
   if (hDoc != m_pContext->GetXFADoc() || !m_pContext->GetFormFillEnv())
     return 0;
 
-  CPDFSDK_InterForm* pInterForm = m_pContext->GetFormFillEnv()->GetInterForm();
-  return AlphaAndColorRefToArgb(
-      pInterForm->GetHighlightAlpha(),
-      pInterForm->GetHighlightColor(FormFieldType::kXFA));
+  CPDFSDK_InteractiveForm* pForm =
+      m_pContext->GetFormFillEnv()->GetInteractiveForm();
+  return AlphaAndColorRefToArgb(pForm->GetHighlightAlpha(),
+                                pForm->GetHighlightColor(FormFieldType::kXFA));
 }
 
 #ifdef PDF_XFA_ELEMENT_SUBMIT_ENABLED
diff --git a/fpdfsdk/pwl/cpwl_appstream.cpp b/fpdfsdk/pwl/cpwl_appstream.cpp
index dd86ef5..d57619e 100644
--- a/fpdfsdk/pwl/cpwl_appstream.cpp
+++ b/fpdfsdk/pwl/cpwl_appstream.cpp
@@ -1236,7 +1236,7 @@
 
   CBA_FontMap font_map(
       widget_.Get(),
-      widget_->GetInterForm()->GetFormFillEnv()->GetSysHandler());
+      widget_->GetInteractiveForm()->GetFormFillEnv()->GetSysHandler());
   font_map.SetAPType("N");
 
   ByteString csAP =
@@ -1593,7 +1593,7 @@
   // Font map must outlive |pEdit|.
   CBA_FontMap font_map(
       widget_.Get(),
-      widget_->GetInterForm()->GetFormFillEnv()->GetSysHandler());
+      widget_->GetInteractiveForm()->GetFormFillEnv()->GetSysHandler());
 
   auto pEdit = pdfium::MakeUnique<CPWL_EditImpl>();
   pEdit->EnableRefresh(false);
@@ -1660,7 +1660,7 @@
   // Font map must outlive |pEdit|.
   CBA_FontMap font_map(
       widget_.Get(),
-      widget_->GetInterForm()->GetFormFillEnv()->GetSysHandler());
+      widget_->GetInteractiveForm()->GetFormFillEnv()->GetSysHandler());
 
   auto pEdit = pdfium::MakeUnique<CPWL_EditImpl>();
   pEdit->EnableRefresh(false);
@@ -1745,7 +1745,7 @@
   // Font map must outlive |pEdit|.
   CBA_FontMap font_map(
       widget_.Get(),
-      widget_->GetInterForm()->GetFormFillEnv()->GetSysHandler());
+      widget_->GetInteractiveForm()->GetFormFillEnv()->GetSysHandler());
 
   auto pEdit = pdfium::MakeUnique<CPWL_EditImpl>();
   pEdit->EnableRefresh(false);
diff --git a/fxjs/cjs_app.cpp b/fxjs/cjs_app.cpp
index c51bd9d..97ff378 100644
--- a/fxjs/cjs_app.cpp
+++ b/fxjs/cjs_app.cpp
@@ -128,7 +128,8 @@
 CJS_Result CJS_App::set_calculate(CJS_Runtime* pRuntime,
                                   v8::Local<v8::Value> vp) {
   m_bCalculate = pRuntime->ToBoolean(vp);
-  pRuntime->GetFormFillEnv()->GetInterForm()->EnableCalculate(m_bCalculate);
+  pRuntime->GetFormFillEnv()->GetInteractiveForm()->EnableCalculate(
+      m_bCalculate);
   return CJS_Result::Success();
 }
 
diff --git a/fxjs/cjs_document.cpp b/fxjs/cjs_document.cpp
index 483124a..6e2f2da 100644
--- a/fxjs/cjs_document.cpp
+++ b/fxjs/cjs_document.cpp
@@ -209,7 +209,7 @@
   if (!m_pFormFillEnv)
     return CJS_Result::Failure(JSMessage::kBadObjectError);
 
-  CPDF_InterForm* pPDFForm = GetCoreInterForm();
+  CPDF_InteractiveForm* pPDFForm = GetCoreInteractiveForm();
   return CJS_Result::Success(pRuntime->NewNumber(
       static_cast<int>(pPDFForm->CountFields(WideString()))));
 }
@@ -319,7 +319,7 @@
     return CJS_Result::Failure(JSMessage::kBadObjectError);
 
   WideString wideName = pRuntime->ToWideString(params[0]);
-  CPDF_InterForm* pPDFForm = GetCoreInterForm();
+  CPDF_InteractiveForm* pPDFForm = GetCoreInteractiveForm();
   if (pPDFForm->CountFields(wideName) <= 0)
     return CJS_Result::Success(pRuntime->NewUndefined());
 
@@ -350,7 +350,7 @@
   if (nIndex < 0)
     return CJS_Result::Failure(JSMessage::kValueError);
 
-  CPDF_InterForm* pPDFForm = GetCoreInterForm();
+  CPDF_InteractiveForm* pPDFForm = GetCoreInteractiveForm();
   CPDF_FormField* pField = pPDFForm->GetField(nIndex, WideString());
   if (!pField)
     return CJS_Result::Failure(JSMessage::kBadObjectError);
@@ -390,8 +390,8 @@
   if (!m_pFormFillEnv->GetPermissions(FPDFPERM_EXTRACT_ACCESS))
     return CJS_Result::Failure(JSMessage::kPermissionError);
 
-  CPDFSDK_InterForm* pInterForm = GetSDKInterForm();
-  ByteString sTextBuf = pInterForm->ExportFormToFDFTextBuf();
+  CPDFSDK_InteractiveForm* pInteractiveForm = GetSDKInteractiveForm();
+  ByteString sTextBuf = pInteractiveForm->ExportFormToFDFTextBuf();
   if (sTextBuf.GetLength() == 0)
     return CJS_Result::Failure(L"Bad FDF format.");
 
@@ -486,9 +486,9 @@
     return CJS_Result::Failure(JSMessage::kPermissionError);
 
   WideString sFieldName = pRuntime->ToWideString(params[0]);
-  CPDFSDK_InterForm* pInterForm = GetSDKInterForm();
+  CPDFSDK_InteractiveForm* pInteractiveForm = GetSDKInteractiveForm();
   std::vector<CPDFSDK_Annot::ObservedPtr> widgets;
-  pInterForm->GetWidgets(sFieldName, &widgets);
+  pInteractiveForm->GetWidgets(sFieldName, &widgets);
   if (widgets.empty())
     return CJS_Result::Success();
 
@@ -533,7 +533,7 @@
     return CJS_Result::Failure(JSMessage::kPermissionError);
   }
 
-  CPDF_InterForm* pPDFForm = GetCoreInterForm();
+  CPDF_InteractiveForm* pPDFForm = GetCoreInteractiveForm();
   if (params.empty()) {
     pPDFForm->ResetForm(NotificationOption::kNotify);
     m_pFormFillEnv->SetChangeMark();
@@ -609,11 +609,11 @@
     aFields = pRuntime->ToArray(pRuntime->GetObjectProperty(pObj, L"aFields"));
   }
 
-  CPDF_InterForm* pPDFForm = GetCoreInterForm();
+  CPDF_InteractiveForm* pPDFForm = GetCoreInteractiveForm();
   if (pRuntime->GetArrayLength(aFields) == 0 && bEmpty) {
     if (pPDFForm->CheckRequiredFields(nullptr, true)) {
       pRuntime->BeginBlock();
-      GetSDKInterForm()->SubmitForm(strURL, false);
+      GetSDKInteractiveForm()->SubmitForm(strURL, false);
       pRuntime->EndBlock();
     }
     return CJS_Result::Success();
@@ -634,7 +634,7 @@
 
   if (pPDFForm->CheckRequiredFields(&fieldObjects, true)) {
     pRuntime->BeginBlock();
-    GetSDKInterForm()->SubmitFields(strURL, fieldObjects, true, !bFDF);
+    GetSDKInteractiveForm()->SubmitFields(strURL, fieldObjects, true, !bFDF);
     pRuntime->EndBlock();
   }
   return CJS_Result::Success();
@@ -970,9 +970,9 @@
   if (!m_pFormFillEnv)
     return CJS_Result::Failure(JSMessage::kBadObjectError);
 
-  CPDFSDK_InterForm* pInterForm = GetSDKInterForm();
+  CPDFSDK_InteractiveForm* pInteractiveForm = GetSDKInteractiveForm();
   return CJS_Result::Success(
-      pRuntime->NewBoolean(!!pInterForm->IsCalculateEnabled()));
+      pRuntime->NewBoolean(!!pInteractiveForm->IsCalculateEnabled()));
 }
 
 CJS_Result CJS_Document::set_calculate(CJS_Runtime* pRuntime,
@@ -980,8 +980,8 @@
   if (!m_pFormFillEnv)
     return CJS_Result::Failure(JSMessage::kBadObjectError);
 
-  CPDFSDK_InterForm* pInterForm = GetSDKInterForm();
-  pInterForm->EnableCalculate(pRuntime->ToBoolean(vp));
+  CPDFSDK_InteractiveForm* pInteractiveForm = GetSDKInteractiveForm();
+  pInteractiveForm->EnableCalculate(pRuntime->ToBoolean(vp));
   return CJS_Result::Success();
 }
 
@@ -1262,7 +1262,7 @@
     return CJS_Result::Failure(JSMessage::kPermissionError);
   }
 
-  GetSDKInterForm()->OnCalculate(nullptr);
+  GetSDKInteractiveForm()->OnCalculate(nullptr);
   return CJS_Result::Success();
 }
 
@@ -1479,10 +1479,10 @@
     CJS_Field::DoDelay(m_pFormFillEnv.Get(), pData.get());
 }
 
-CPDF_InterForm* CJS_Document::GetCoreInterForm() {
-  return GetSDKInterForm()->GetInterForm();
+CPDF_InteractiveForm* CJS_Document::GetCoreInteractiveForm() {
+  return GetSDKInteractiveForm()->GetInteractiveForm();
 }
 
-CPDFSDK_InterForm* CJS_Document::GetSDKInterForm() {
-  return m_pFormFillEnv->GetInterForm();
+CPDFSDK_InteractiveForm* CJS_Document::GetSDKInteractiveForm() {
+  return m_pFormFillEnv->GetInteractiveForm();
 }
diff --git a/fxjs/cjs_document.h b/fxjs/cjs_document.h
index b415c82..5232803 100644
--- a/fxjs/cjs_document.h
+++ b/fxjs/cjs_document.h
@@ -14,8 +14,8 @@
 #include "core/fxcrt/observable.h"
 #include "fxjs/js_define.h"
 
-class CPDFSDK_InterForm;
-class CPDF_InterForm;
+class CPDFSDK_InteractiveForm;
+class CPDF_InteractiveForm;
 class CPDF_TextObject;
 struct CJS_DelayData;
 
@@ -306,8 +306,8 @@
                                  v8::Local<v8::Value> vp,
                                  const ByteString& propName);
 
-  CPDF_InterForm* GetCoreInterForm();
-  CPDFSDK_InterForm* GetSDKInterForm();
+  CPDF_InteractiveForm* GetCoreInteractiveForm();
+  CPDFSDK_InteractiveForm* GetSDKInteractiveForm();
 
   WideString m_cwBaseURL;
   CPDFSDK_FormFillEnvironment::ObservedPtr m_pFormFillEnv;
diff --git a/fxjs/cjs_field.cpp b/fxjs/cjs_field.cpp
index 628eb44..ca8c624 100644
--- a/fxjs/cjs_field.cpp
+++ b/fxjs/cjs_field.cpp
@@ -45,11 +45,11 @@
                      bool bChangeMark,
                      bool bResetAP,
                      bool bRefresh) {
-  CPDFSDK_InterForm* pInterForm = pFormFillEnv->GetInterForm();
+  CPDFSDK_InteractiveForm* pForm = pFormFillEnv->GetInteractiveForm();
 
   if (bResetAP) {
     std::vector<CPDFSDK_Annot::ObservedPtr> widgets;
-    pInterForm->GetWidgets(pFormField, &widgets);
+    pForm->GetWidgets(pFormField, &widgets);
 
     if (IsComboBoxOrTextField(pFormField)) {
       for (auto& pObserved : widgets) {
@@ -74,16 +74,16 @@
     // to be removed from the list. We need to call |GetWidgets| again to be
     // sure none of the widgets have been deleted.
     std::vector<CPDFSDK_Annot::ObservedPtr> widgets;
-    pInterForm->GetWidgets(pFormField, &widgets);
+    pForm->GetWidgets(pFormField, &widgets);
 
     // TODO(dsinclair): Determine if all widgets share the same
-    // CPDFSDK_InterForm. If that's the case, we can move the code to
+    // CPDFSDK_InteractiveForm. If that's the case, we can move the code to
     // |GetFormFillEnv| out of the loop.
     for (auto& pObserved : widgets) {
       if (pObserved) {
         CPDFSDK_Widget* pWidget = ToCPDFSDKWidget(pObserved.Get());
-        pWidget->GetInterForm()->GetFormFillEnv()->UpdateAllViews(nullptr,
-                                                                  pWidget);
+        pWidget->GetInteractiveForm()->GetFormFillEnv()->UpdateAllViews(
+            nullptr, pWidget);
       }
     }
   }
@@ -99,7 +99,7 @@
                        bool bRefresh) {
   ASSERT(pFormControl);
 
-  CPDFSDK_InterForm* pForm = pFormFillEnv->GetInterForm();
+  CPDFSDK_InteractiveForm* pForm = pFormFillEnv->GetInteractiveForm();
   CPDFSDK_Widget* pWidget = pForm->GetWidget(pFormControl);
 
   if (pWidget) {
@@ -120,8 +120,8 @@
     }
 
     if (bRefresh) {
-      CPDFSDK_InterForm* pInterForm = pWidget->GetInterForm();
-      pInterForm->GetFormFillEnv()->UpdateAllViews(nullptr, pWidget);
+      CPDFSDK_InteractiveForm* pWidgetForm = pWidget->GetInteractiveForm();
+      pWidgetForm->GetFormFillEnv()->UpdateAllViews(nullptr, pWidget);
     }
   }
 
@@ -133,10 +133,10 @@
     CPDFSDK_FormFillEnvironment* pFormFillEnv,
     const WideString& csFieldName) {
   std::vector<CPDF_FormField*> fields;
-  CPDFSDK_InterForm* pReaderInterForm = pFormFillEnv->GetInterForm();
-  CPDF_InterForm* pInterForm = pReaderInterForm->GetInterForm();
-  for (int i = 0, sz = pInterForm->CountFields(csFieldName); i < sz; ++i) {
-    if (CPDF_FormField* pFormField = pInterForm->GetField(i, csFieldName))
+  CPDFSDK_InteractiveForm* pReaderForm = pFormFillEnv->GetInteractiveForm();
+  CPDF_InteractiveForm* pForm = pReaderForm->GetInteractiveForm();
+  for (int i = 0, sz = pForm->CountFields(csFieldName); i < sz; ++i) {
+    if (CPDF_FormField* pFormField = pForm->GetField(i, csFieldName))
       fields.push_back(pFormField);
   }
   return fields;
@@ -202,13 +202,12 @@
 
   std::vector<CPDF_FormField*> FieldArray =
       GetFormFieldsForName(pFormFillEnv, swFieldName);
-  auto* pInterForm = pFormFillEnv->GetInterForm();
+  auto* pForm = pFormFillEnv->GetInteractiveForm();
   for (CPDF_FormField* pFormField : FieldArray) {
     if (nControlIndex < 0) {
       bool bSet = false;
       for (int i = 0, sz = pFormField->CountControls(); i < sz; ++i) {
-        CPDFSDK_Widget* pWidget =
-            pInterForm->GetWidget(pFormField->GetControl(i));
+        CPDFSDK_Widget* pWidget = pForm->GetWidget(pFormField->GetControl(i));
         if (pWidget) {
           if (pWidget->GetBorderStyle() != nBorderStyle) {
             pWidget->SetBorderStyle(nBorderStyle);
@@ -223,7 +222,7 @@
         return;
       if (CPDF_FormControl* pFormControl =
               pFormField->GetControl(nControlIndex)) {
-        CPDFSDK_Widget* pWidget = pInterForm->GetWidget(pFormControl);
+        CPDFSDK_Widget* pWidget = pForm->GetWidget(pFormControl);
         if (pWidget) {
           if (pWidget->GetBorderStyle() != nBorderStyle) {
             pWidget->SetBorderStyle(nBorderStyle);
@@ -266,7 +265,7 @@
                 const WideString& swFieldName,
                 int nControlIndex,
                 int number) {
-  CPDFSDK_InterForm* pInterForm = pFormFillEnv->GetInterForm();
+  CPDFSDK_InteractiveForm* pForm = pFormFillEnv->GetInteractiveForm();
   std::vector<CPDF_FormField*> FieldArray =
       GetFormFieldsForName(pFormFillEnv, swFieldName);
   for (CPDF_FormField* pFormField : FieldArray) {
@@ -276,7 +275,7 @@
         CPDF_FormControl* pFormControl = pFormField->GetControl(i);
         ASSERT(pFormControl);
 
-        CPDFSDK_Widget* pWidget = pInterForm->GetWidget(pFormControl);
+        CPDFSDK_Widget* pWidget = pForm->GetWidget(pFormControl);
         if (SetWidgetDisplayStatus(pWidget, number))
           bAnySet = true;
       }
@@ -291,7 +290,7 @@
       if (!pFormControl)
         return;
 
-      CPDFSDK_Widget* pWidget = pInterForm->GetWidget(pFormControl);
+      CPDFSDK_Widget* pWidget = pForm->GetWidget(pFormControl);
       if (SetWidgetDisplayStatus(pWidget, number))
         UpdateFormControl(pFormFillEnv, pFormControl, true, false, true);
     }
@@ -310,7 +309,7 @@
                   const WideString& swFieldName,
                   int nControlIndex,
                   int number) {
-  CPDFSDK_InterForm* pInterForm = pFormFillEnv->GetInterForm();
+  CPDFSDK_InteractiveForm* pForm = pFormFillEnv->GetInteractiveForm();
   std::vector<CPDF_FormField*> FieldArray =
       GetFormFieldsForName(pFormFillEnv, swFieldName);
   for (CPDF_FormField* pFormField : FieldArray) {
@@ -320,7 +319,7 @@
         CPDF_FormControl* pFormControl = pFormField->GetControl(i);
         ASSERT(pFormControl);
 
-        if (CPDFSDK_Widget* pWidget = pInterForm->GetWidget(pFormControl)) {
+        if (CPDFSDK_Widget* pWidget = pForm->GetWidget(pFormControl)) {
           if (number != pWidget->GetBorderWidth()) {
             pWidget->SetBorderWidth(number);
             bSet = true;
@@ -334,7 +333,7 @@
         return;
       if (CPDF_FormControl* pFormControl =
               pFormField->GetControl(nControlIndex)) {
-        if (CPDFSDK_Widget* pWidget = pInterForm->GetWidget(pFormControl)) {
+        if (CPDFSDK_Widget* pWidget = pForm->GetWidget(pFormControl)) {
           if (number != pWidget->GetBorderWidth()) {
             pWidget->SetBorderWidth(number);
             UpdateFormControl(pFormFillEnv, pFormControl, true, true, true);
@@ -349,7 +348,7 @@
              const WideString& swFieldName,
              int nControlIndex,
              const CFX_FloatRect& rect) {
-  CPDFSDK_InterForm* pInterForm = pFormFillEnv->GetInterForm();
+  CPDFSDK_InteractiveForm* pForm = pFormFillEnv->GetInteractiveForm();
   std::vector<CPDF_FormField*> FieldArray =
       GetFormFieldsForName(pFormFillEnv, swFieldName);
   for (CPDF_FormField* pFormField : FieldArray) {
@@ -359,7 +358,7 @@
         CPDF_FormControl* pFormControl = pFormField->GetControl(i);
         ASSERT(pFormControl);
 
-        if (CPDFSDK_Widget* pWidget = pInterForm->GetWidget(pFormControl)) {
+        if (CPDFSDK_Widget* pWidget = pForm->GetWidget(pFormControl)) {
           CFX_FloatRect crRect = rect;
 
           CPDF_Page* pPDFPage = pWidget->GetPDFPage();
@@ -386,7 +385,7 @@
       return;
     if (CPDF_FormControl* pFormControl =
             pFormField->GetControl(nControlIndex)) {
-      if (CPDFSDK_Widget* pWidget = pInterForm->GetWidget(pFormControl)) {
+      if (CPDFSDK_Widget* pWidget = pForm->GetWidget(pFormControl)) {
         CFX_FloatRect crRect = rect;
         CPDF_Page* pPDFPage = pWidget->GetPDFPage();
         crRect.Intersect(pPDFPage->GetBBox());
@@ -608,12 +607,12 @@
               m_pFormFillEnv->GetPermissions(FPDFPERM_ANNOT_FORM) ||
               m_pFormFillEnv->GetPermissions(FPDFPERM_MODIFY);
 
-  CPDFSDK_InterForm* pRDInterForm = m_pFormFillEnv->GetInterForm();
-  CPDF_InterForm* pInterForm = pRDInterForm->GetInterForm();
+  CPDFSDK_InteractiveForm* pRDForm = m_pFormFillEnv->GetInteractiveForm();
+  CPDF_InteractiveForm* pForm = pRDForm->GetInteractiveForm();
   WideString swFieldNameTemp = csFieldName;
   swFieldNameTemp.Replace(L"..", L".");
 
-  if (pInterForm->CountFields(swFieldNameTemp) <= 0) {
+  if (pForm->CountFields(swFieldNameTemp) <= 0) {
     std::wstring strFieldName;
     int iControlNo = -1;
     ParseFieldName(swFieldNameTemp.c_str(), strFieldName, iControlNo);
@@ -700,7 +699,7 @@
   if (!pFormField)
     return CJS_Result::Failure(JSMessage::kBadObjectError);
 
-  CPDFSDK_Widget* pWidget = m_pFormFillEnv->GetInterForm()->GetWidget(
+  CPDFSDK_Widget* pWidget = m_pFormFillEnv->GetInteractiveForm()->GetWidget(
       GetSmartFieldControl(pFormField));
   if (!pWidget)
     return CJS_Result::Failure(JSMessage::kBadObjectError);
@@ -919,10 +918,10 @@
   if (!IsComboBoxOrTextField(pFormField))
     return CJS_Result::Failure(JSMessage::kObjectTypeError);
 
-  CPDFSDK_InterForm* pRDInterForm = m_pFormFillEnv->GetInterForm();
-  CPDF_InterForm* pInterForm = pRDInterForm->GetInterForm();
-  return CJS_Result::Success(pRuntime->NewNumber(static_cast<int32_t>(
-      pInterForm->FindFieldInCalculationOrder(pFormField))));
+  CPDFSDK_InteractiveForm* pRDForm = m_pFormFillEnv->GetInteractiveForm();
+  CPDF_InteractiveForm* pForm = pRDForm->GetInteractiveForm();
+  return CJS_Result::Success(pRuntime->NewNumber(
+      static_cast<int32_t>(pForm->FindFieldInCalculationOrder(pFormField))));
 }
 
 CJS_Result CJS_Field::set_calc_order_index(CJS_Runtime* pRuntime,
@@ -1151,9 +1150,8 @@
   if (!pFormField)
     return CJS_Result::Failure(JSMessage::kBadObjectError);
 
-  CPDFSDK_InterForm* pInterForm = m_pFormFillEnv->GetInterForm();
-  CPDFSDK_Widget* pWidget =
-      pInterForm->GetWidget(GetSmartFieldControl(pFormField));
+  CPDFSDK_InteractiveForm* pForm = m_pFormFillEnv->GetInteractiveForm();
+  CPDFSDK_Widget* pWidget = pForm->GetWidget(GetSmartFieldControl(pFormField));
   if (!pWidget)
     return CJS_Result::Failure(JSMessage::kBadObjectError);
 
@@ -1344,9 +1342,8 @@
   if (!pFormField)
     return CJS_Result::Failure(JSMessage::kBadObjectError);
 
-  CPDFSDK_InterForm* pInterForm = m_pFormFillEnv->GetInterForm();
-  CPDFSDK_Widget* pWidget =
-      pInterForm->GetWidget(GetSmartFieldControl(pFormField));
+  CPDFSDK_InteractiveForm* pForm = m_pFormFillEnv->GetInteractiveForm();
+  CPDFSDK_Widget* pWidget = pForm->GetWidget(GetSmartFieldControl(pFormField));
   if (!pWidget)
     return CJS_Result::Failure(JSMessage::kBadObjectError);
 
@@ -1416,11 +1413,11 @@
   if (!pFormControl)
     return CJS_Result::Failure(JSMessage::kBadObjectError);
 
-  CPDFSDK_InterForm* pInterForm = m_pFormFillEnv->GetInterForm();
+  CPDFSDK_InteractiveForm* pForm = m_pFormFillEnv->GetInteractiveForm();
   if (!pFormField->CountControls())
     return CJS_Result::Failure(JSMessage::kBadObjectError);
 
-  CPDFSDK_Widget* pWidget = pInterForm->GetWidget(pFormField->GetControl(0));
+  CPDFSDK_Widget* pWidget = pForm->GetWidget(pFormField->GetControl(0));
   if (!pWidget)
     return CJS_Result::Failure(JSMessage::kBadObjectError);
 
@@ -1518,7 +1515,7 @@
     return CJS_Result::Failure(JSMessage::kBadObjectError);
 
   std::vector<CPDFSDK_Annot::ObservedPtr> widgets;
-  m_pFormFillEnv->GetInterForm()->GetWidgets(pFormField, &widgets);
+  m_pFormFillEnv->GetInteractiveForm()->GetWidgets(pFormField, &widgets);
   if (widgets.empty())
     return CJS_Result::Success(pRuntime->NewNumber(-1));
 
@@ -1568,13 +1565,12 @@
 }
 
 CJS_Result CJS_Field::get_print(CJS_Runtime* pRuntime) {
-  CPDFSDK_InterForm* pInterForm = m_pFormFillEnv->GetInterForm();
+  CPDFSDK_InteractiveForm* pForm = m_pFormFillEnv->GetInteractiveForm();
   CPDF_FormField* pFormField = GetFirstFormField();
   if (!pFormField)
     return CJS_Result::Failure(JSMessage::kBadObjectError);
 
-  CPDFSDK_Widget* pWidget =
-      pInterForm->GetWidget(GetSmartFieldControl(pFormField));
+  CPDFSDK_Widget* pWidget = pForm->GetWidget(GetSmartFieldControl(pFormField));
   if (!pWidget)
     return CJS_Result::Failure(JSMessage::kBadObjectError);
 
@@ -1584,7 +1580,7 @@
 
 CJS_Result CJS_Field::set_print(CJS_Runtime* pRuntime,
                                 v8::Local<v8::Value> vp) {
-  CPDFSDK_InterForm* pInterForm = m_pFormFillEnv->GetInterForm();
+  CPDFSDK_InteractiveForm* pForm = m_pFormFillEnv->GetInteractiveForm();
   std::vector<CPDF_FormField*> FieldArray = GetFormFields();
   if (FieldArray.empty())
     return CJS_Result::Failure(JSMessage::kBadObjectError);
@@ -1597,7 +1593,7 @@
       bool bSet = false;
       for (int i = 0, sz = pFormField->CountControls(); i < sz; ++i) {
         if (CPDFSDK_Widget* pWidget =
-                pInterForm->GetWidget(pFormField->GetControl(i))) {
+                pForm->GetWidget(pFormField->GetControl(i))) {
           uint32_t dwFlags = pWidget->GetFlags();
           if (pRuntime->ToBoolean(vp))
             dwFlags |= ANNOTFLAG_PRINT;
@@ -1622,7 +1618,7 @@
 
     if (CPDF_FormControl* pFormControl =
             pFormField->GetControl(m_nFormControlIndex)) {
-      if (CPDFSDK_Widget* pWidget = pInterForm->GetWidget(pFormControl)) {
+      if (CPDFSDK_Widget* pWidget = pForm->GetWidget(pFormControl)) {
         uint32_t dwFlags = pWidget->GetFlags();
         if (pRuntime->ToBoolean(vp))
           dwFlags |= ANNOTFLAG_PRINT;
@@ -1687,9 +1683,8 @@
   if (!pFormField)
     return CJS_Result::Failure(JSMessage::kBadObjectError);
 
-  CPDFSDK_InterForm* pInterForm = m_pFormFillEnv->GetInterForm();
-  CPDFSDK_Widget* pWidget =
-      pInterForm->GetWidget(GetSmartFieldControl(pFormField));
+  CPDFSDK_InteractiveForm* pForm = m_pFormFillEnv->GetInteractiveForm();
+  CPDFSDK_Widget* pWidget = pForm->GetWidget(GetSmartFieldControl(pFormField));
   if (!pWidget)
     return CJS_Result::Failure(JSMessage::kBadObjectError);
 
@@ -2494,10 +2489,10 @@
   if (nCount < 1)
     return CJS_Result::Failure(JSMessage::kBadObjectError);
 
-  CPDFSDK_InterForm* pInterForm = m_pFormFillEnv->GetInterForm();
+  CPDFSDK_InteractiveForm* pForm = m_pFormFillEnv->GetInteractiveForm();
   CPDFSDK_Widget* pWidget = nullptr;
   if (nCount == 1) {
-    pWidget = pInterForm->GetWidget(pFormField->GetControl(0));
+    pWidget = pForm->GetWidget(pFormField->GetControl(0));
   } else {
     IPDF_Page* pPage = IPDFPageFromFPDFPage(m_pFormFillEnv->GetCurrentPage());
     if (!pPage)
@@ -2506,7 +2501,7 @@
             m_pFormFillEnv->GetPageView(pPage, true)) {
       for (int32_t i = 0; i < nCount; i++) {
         if (CPDFSDK_Widget* pTempWidget =
-                pInterForm->GetWidget(pFormField->GetControl(i))) {
+                pForm->GetWidget(pFormField->GetControl(i))) {
           if (pTempWidget->GetPDFPage() == pCurPageView->GetPDFPage()) {
             pWidget = pTempWidget;
             break;
diff --git a/fxjs/cjs_publicmethods.cpp b/fxjs/cjs_publicmethods.cpp
index fb2df6a..2e0603c 100644
--- a/fxjs/cjs_publicmethods.cpp
+++ b/fxjs/cjs_publicmethods.cpp
@@ -1584,9 +1584,9 @@
   if ((params[1].IsEmpty() || !params[1]->IsArray()) && !params[1]->IsString())
     return CJS_Result::Failure(JSMessage::kParamError);
 
-  CPDFSDK_InterForm* pReaderInterForm =
-      pRuntime->GetFormFillEnv()->GetInterForm();
-  CPDF_InterForm* pInterForm = pReaderInterForm->GetInterForm();
+  CPDFSDK_InteractiveForm* pReaderForm =
+      pRuntime->GetFormFillEnv()->GetInteractiveForm();
+  CPDF_InteractiveForm* pForm = pReaderForm->GetInteractiveForm();
 
   WideString sFunction = pRuntime->ToWideString(params[0]);
   double dValue = wcscmp(sFunction.c_str(), L"PRD") == 0 ? 1.0 : 0.0;
@@ -1598,8 +1598,8 @@
     WideString wsFieldName =
         pRuntime->ToWideString(pRuntime->GetArrayElement(FieldNameArray, i));
 
-    for (size_t j = 0; j < pInterForm->CountFields(wsFieldName); ++j) {
-      CPDF_FormField* pFormField = pInterForm->GetField(j, wsFieldName);
+    for (size_t j = 0; j < pForm->CountFields(wsFieldName); ++j) {
+      CPDF_FormField* pFormField = pForm->GetField(j, wsFieldName);
       if (!pFormField)
         continue;