Splitting fpdfdoc/doc_* part III.

core/fpdfdoc/doc_formfield.cpp

Index: core/fpdfdoc/doc_formfield.cpp
diff --git a/core/fpdfdoc/doc_formfield.cpp b/core/fpdfdoc/doc_formfield.cpp
deleted file mode 100644
index cb1b0a4566001ce067a9f03667bfb57f2c5db678..0000000000000000000000000000000000000000
--- a/core/fpdfdoc/doc_formfield.cpp
+++ /dev/null
@@ -1,987 +0,0 @@
-// 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
-
-#include "core/fpdfdoc/include/cpdf_formfield.h"
-
-#include "core/fpdfapi/fpdf_parser/include/cfdf_document.h"
-#include "core/fpdfapi/fpdf_parser/include/cpdf_array.h"
-#include "core/fpdfapi/fpdf_parser/include/cpdf_document.h"
-#include "core/fpdfapi/fpdf_parser/include/cpdf_number.h"
-#include "core/fpdfapi/fpdf_parser/include/cpdf_simple_parser.h"
-#include "core/fpdfapi/fpdf_parser/include/cpdf_string.h"
-#include "core/fpdfapi/fpdf_parser/include/fpdf_parser_decode.h"
-#include "core/fpdfdoc/cpvt_generateap.h"
-#include "core/fpdfdoc/doc_utils.h"
-#include "core/fpdfdoc/include/cpdf_formcontrol.h"
-#include "core/fpdfdoc/include/cpdf_interform.h"
-
-namespace {
-
-const int kFormListMultiSelect = 0x100;
-
-const int kFormComboEdit = 0x100;
-
-const int kFormFieldReadOnly = 0x01;
-const int kFormFieldRequired = 0x02;
-const int kFormFieldNoExport = 0x04;
-
-const int kFormRadioNoToggleOff = 0x100;
-const int kFormRadioUnison = 0x200;
-
-const int kFormTextMultiLine = 0x100;
-const int kFormTextPassword = 0x200;
-const int kFormTextNoScroll = 0x400;
-const int kFormTextComb = 0x800;
-
-bool PDF_FormField_IsUnison(CPDF_FormField* pField) {
-  if (pField->GetType() == CPDF_FormField::CheckBox)
-    return true;
-
-  return (pField->GetFieldFlags() & 0x2000000) != 0;
-}
-
-}  // namespace
-
-CPDF_FormField::CPDF_FormField(CPDF_InterForm* pForm, CPDF_Dictionary* pDict)
-    : m_Type(Unknown),
-      m_pForm(pForm),
-      m_pDict(pDict),
-      m_FontSize(0),
-      m_pFont(nullptr) {
-  SyncFieldFlags();
-}
-
-CPDF_FormField::~CPDF_FormField() {}
-
-void CPDF_FormField::SyncFieldFlags() {
-  CFX_ByteString type_name = FPDF_GetFieldAttr(m_pDict, "FT")
-                                 ? FPDF_GetFieldAttr(m_pDict, "FT")->GetString()
-                                 : CFX_ByteString();
-  uint32_t flags = FPDF_GetFieldAttr(m_pDict, "Ff")
-                       ? FPDF_GetFieldAttr(m_pDict, "Ff")->GetInteger()
-                       : 0;
-  m_Flags = 0;
-  if (flags & 1) {
-    m_Flags |= kFormFieldReadOnly;
-  }
-  if (flags & 2) {
-    m_Flags |= kFormFieldRequired;
-  }
-  if (flags & 4) {
-    m_Flags |= kFormFieldNoExport;
-  }
-  if (type_name == "Btn") {
-    if (flags & 0x8000) {
-      m_Type = RadioButton;
-      if (flags & 0x4000) {
-        m_Flags |= kFormRadioNoToggleOff;
-      }
-      if (flags & 0x2000000) {
-        m_Flags |= kFormRadioUnison;
-      }
-    } else if (flags & 0x10000) {
-      m_Type = PushButton;
-    } else {
-      m_Type = CheckBox;
-    }
-  } else if (type_name == "Tx") {
-    if (flags & 0x100000) {
-      m_Type = File;
-    } else if (flags & 0x2000000) {
-      m_Type = RichText;
-    } else {
-      m_Type = Text;
-      if (flags & 0x1000) {
-        m_Flags |= kFormTextMultiLine;
-      }
-      if (flags & 0x2000) {
-        m_Flags |= kFormTextPassword;
-      }
-      if (flags & 0x800000) {
-        m_Flags |= kFormTextNoScroll;
-      }
-      if (flags & 0x100000) {
-        m_Flags |= kFormTextComb;
-      }
-    }
-    LoadDA();
-  } else if (type_name == "Ch") {
-    if (flags & 0x20000) {
-      m_Type = ComboBox;
-      if (flags & 0x40000) {
-        m_Flags |= kFormComboEdit;
-      }
-    } else {
-      m_Type = ListBox;
-      if (flags & 0x200000) {
-        m_Flags |= kFormListMultiSelect;
-      }
-    }
-    LoadDA();
-  } else if (type_name == "Sig") {
-    m_Type = Sign;
-  }
-}
-CFX_WideString CPDF_FormField::GetFullName() const {
-  return ::GetFullName(m_pDict);
-}
-
-FX_BOOL CPDF_FormField::ResetField(FX_BOOL bNotify) {
-  switch (m_Type) {
-    case CPDF_FormField::CheckBox:
-    case CPDF_FormField::RadioButton: {
-      int iCount = CountControls();
-      if (iCount) {
-        // TODO(weili): Check whether anything special needs to be done for
-        // unison field. Otherwise, merge these branches.
-        if (PDF_FormField_IsUnison(this)) {
-          for (int i = 0; i < iCount; i++) {
-            CheckControl(i, GetControl(i)->IsDefaultChecked(), FALSE);
-          }
-        } else {
-          for (int i = 0; i < iCount; i++) {
-            CheckControl(i, GetControl(i)->IsDefaultChecked(), FALSE);
-          }
-        }
-      }
-      if (bNotify && m_pForm->m_pFormNotify) {
-        m_pForm->m_pFormNotify->AfterCheckedStatusChange(this);
-      }
-    } break;
-    case CPDF_FormField::ComboBox:
-    case CPDF_FormField::ListBox: {
-      CFX_WideString csValue;
-      ClearSelection();
-      int iIndex = GetDefaultSelectedItem();
-      if (iIndex >= 0)
-        csValue = GetOptionLabel(iIndex);
-
-      if (bNotify && !NotifyListOrComboBoxBeforeChange(csValue))
-        return FALSE;
-
-      SetItemSelection(iIndex, TRUE);
-      if (bNotify)
-        NotifyListOrComboBoxAfterChange();
-    } break;
-    case CPDF_FormField::Text:
-    case CPDF_FormField::RichText:
-    case CPDF_FormField::File:
-    default: {
-      CPDF_Object* pDV = FPDF_GetFieldAttr(m_pDict, "DV");
-      CFX_WideString csDValue;
-      if (pDV)
-        csDValue = pDV->GetUnicodeText();
-
-      CPDF_Object* pV = FPDF_GetFieldAttr(m_pDict, "V");
-      CFX_WideString csValue;
-      if (pV)
-        csValue = pV->GetUnicodeText();
-
-      CPDF_Object* pRV = FPDF_GetFieldAttr(m_pDict, "RV");
-      if (!pRV && (csDValue == csValue))
-        return FALSE;
-
-      if (bNotify && !NotifyBeforeValueChange(csDValue))
-        return FALSE;
-
-      if (pDV) {
-        CPDF_Object* pClone = pDV->Clone();
-        if (!pClone)
-          return FALSE;
-
-        m_pDict->SetAt("V", pClone);
-        if (pRV) {
-          CPDF_Object* pCloneR = pDV->Clone();
-          m_pDict->SetAt("RV", pCloneR);
-        }
-      } else {
-        m_pDict->RemoveAt("V");
-        m_pDict->RemoveAt("RV");
-      }
-      if (bNotify)
-        NotifyAfterValueChange();
-    } break;
-  }
-  return TRUE;
-}
-
-int CPDF_FormField::GetControlIndex(const CPDF_FormControl* pControl) const {
-  if (!pControl)
-    return -1;
-
-  for (int i = 0; i < m_ControlList.GetSize(); i++) {
-    if (m_ControlList.GetAt(i) == pControl)
-      return i;
-  }
-  return -1;
-}
-
-int CPDF_FormField::GetFieldType() const {
-  switch (m_Type) {
-    case PushButton:
-      return FIELDTYPE_PUSHBUTTON;
-    case CheckBox:
-      return FIELDTYPE_CHECKBOX;
-    case RadioButton:
-      return FIELDTYPE_RADIOBUTTON;
-    case ComboBox:
-      return FIELDTYPE_COMBOBOX;
-    case ListBox:
-      return FIELDTYPE_LISTBOX;
-    case Text:
-    case RichText:
-    case File:
-      return FIELDTYPE_TEXTFIELD;
-    case Sign:
-      return FIELDTYPE_SIGNATURE;
-    default:
-      break;
-  }
-  return FIELDTYPE_UNKNOWN;
-}
-
-CPDF_AAction CPDF_FormField::GetAdditionalAction() const {
-  CPDF_Object* pObj = FPDF_GetFieldAttr(m_pDict, "AA");
-  return CPDF_AAction(pObj ? pObj->GetDict() : nullptr);
-}
-
-CFX_WideString CPDF_FormField::GetAlternateName() const {
-  CPDF_Object* pObj = FPDF_GetFieldAttr(m_pDict, "TU");
-  if (!pObj) {
-    return L"";
-  }
-  return pObj->GetUnicodeText();
-}
-CFX_WideString CPDF_FormField::GetMappingName() const {
-  CPDF_Object* pObj = FPDF_GetFieldAttr(m_pDict, "TM");
-  if (!pObj) {
-    return L"";
-  }
-  return pObj->GetUnicodeText();
-}
-uint32_t CPDF_FormField::GetFieldFlags() const {
-  CPDF_Object* pObj = FPDF_GetFieldAttr(m_pDict, "Ff");
-  if (!pObj) {
-    return 0;
-  }
-  return pObj->GetInteger();
-}
-CFX_ByteString CPDF_FormField::GetDefaultStyle() const {
-  CPDF_Object* pObj = FPDF_GetFieldAttr(m_pDict, "DS");
-  if (!pObj) {
-    return "";
-  }
-  return pObj->GetString();
-}
-CFX_WideString CPDF_FormField::GetRichTextString() const {
-  CPDF_Object* pObj = FPDF_GetFieldAttr(m_pDict, "RV");
-  if (!pObj) {
-    return L"";
-  }
-  return pObj->GetUnicodeText();
-}
-CFX_WideString CPDF_FormField::GetValue(FX_BOOL bDefault) const {
-  if (GetType() == CheckBox || GetType() == RadioButton)
-    return GetCheckValue(bDefault);
-
-  CPDF_Object* pValue = FPDF_GetFieldAttr(m_pDict, bDefault ? "DV" : "V");
-  if (!pValue) {
-    if (!bDefault) {
-      if (m_Type == RichText) {
-        pValue = FPDF_GetFieldAttr(m_pDict, "V");
-      }
-      if (!pValue && m_Type != Text) {
-        pValue = FPDF_GetFieldAttr(m_pDict, "DV");
-      }
-    }
-    if (!pValue)
-      return CFX_WideString();
-  }
-  switch (pValue->GetType()) {
-    case CPDF_Object::STRING:
-    case CPDF_Object::STREAM:
-      return pValue->GetUnicodeText();
-    case CPDF_Object::ARRAY:
-      pValue = pValue->AsArray()->GetDirectObjectAt(0);
-      if (pValue)
-        return pValue->GetUnicodeText();
-      break;
-    default:
-      break;
-  }
-  return CFX_WideString();
-}
-
-CFX_WideString CPDF_FormField::GetValue() const {
-  return GetValue(FALSE);
-}
-
-CFX_WideString CPDF_FormField::GetDefaultValue() const {
-  return GetValue(TRUE);
-}
-
-FX_BOOL CPDF_FormField::SetValue(const CFX_WideString& value,
-                                 FX_BOOL bDefault,
-                                 FX_BOOL bNotify) {
-  switch (m_Type) {
-    case CheckBox:
-    case RadioButton: {
-      SetCheckValue(value, bDefault, bNotify);
-      return TRUE;
-    }
-    case File:
-    case RichText:
-    case Text:
-    case ComboBox: {
-      CFX_WideString csValue = value;
-      if (bNotify && !NotifyBeforeValueChange(csValue))
-        return FALSE;
-
-      int iIndex = FindOptionValue(csValue);
-      if (iIndex < 0) {
-        CFX_ByteString bsEncodeText = PDF_EncodeText(csValue);
-        m_pDict->SetAtString(bDefault ? "DV" : "V", bsEncodeText);
-        if (m_Type == RichText && !bDefault)
-          m_pDict->SetAtString("RV", bsEncodeText);
-        m_pDict->RemoveAt("I");
-      } else {
-        m_pDict->SetAtString(bDefault ? "DV" : "V", PDF_EncodeText(csValue));
-        if (!bDefault) {
-          ClearSelection();
-          SetItemSelection(iIndex, TRUE);
-        }
-      }
-      if (bNotify)
-        NotifyAfterValueChange();
-    } break;
-    case ListBox: {
-      int iIndex = FindOptionValue(value);
-      if (iIndex < 0)
-        return FALSE;
-
-      if (bDefault && iIndex == GetDefaultSelectedItem())
-        return FALSE;
-
-      if (bNotify && !NotifyBeforeSelectionChange(value))
-        return FALSE;
-
-      if (!bDefault) {
-        ClearSelection();
-        SetItemSelection(iIndex, TRUE);
-      }
-      if (bNotify)
-        NotifyAfterSelectionChange();
-      break;
-    }
-    default:
-      break;
-  }
-  return TRUE;
-}
-
-FX_BOOL CPDF_FormField::SetValue(const CFX_WideString& value, FX_BOOL bNotify) {
-  return SetValue(value, FALSE, bNotify);
-}
-
-int CPDF_FormField::GetMaxLen() const {
-  if (CPDF_Object* pObj = FPDF_GetFieldAttr(m_pDict, "MaxLen"))
-    return pObj->GetInteger();
-
-  for (int i = 0; i < m_ControlList.GetSize(); i++) {
-    CPDF_FormControl* pControl = m_ControlList.GetAt(i);
-    if (!pControl)
-      continue;
-
-    CPDF_Dictionary* pWidgetDict = pControl->m_pWidgetDict;
-    if (pWidgetDict->KeyExist("MaxLen"))
-      return pWidgetDict->GetIntegerBy("MaxLen");
-  }
-  return 0;
-}
-
-int CPDF_FormField::CountSelectedItems() const {
-  CPDF_Object* pValue = FPDF_GetFieldAttr(m_pDict, "V");
-  if (!pValue) {
-    pValue = FPDF_GetFieldAttr(m_pDict, "I");
-    if (!pValue)
-      return 0;
-  }
-
-  if (pValue->IsString() || pValue->IsNumber())
-    return pValue->GetString().IsEmpty() ? 0 : 1;
-  if (CPDF_Array* pArray = pValue->AsArray())
-    return pArray->GetCount();
-  return 0;
-}
-
-int CPDF_FormField::GetSelectedIndex(int index) const {
-  CPDF_Object* pValue = FPDF_GetFieldAttr(m_pDict, "V");
-  if (!pValue) {
-    pValue = FPDF_GetFieldAttr(m_pDict, "I");
-    if (!pValue)
-      return -1;
-  }
-  if (pValue->IsNumber())
-    return pValue->GetInteger();
-
-  CFX_WideString sel_value;
-  if (pValue->IsString()) {
-    if (index != 0)
-      return -1;
-    sel_value = pValue->GetUnicodeText();
-  } else {
-    CPDF_Array* pArray = pValue->AsArray();
-    if (!pArray || index < 0)
-      return -1;
-
-    CPDF_Object* elementValue = pArray->GetDirectObjectAt(index);
-    sel_value =
-        elementValue ? elementValue->GetUnicodeText() : CFX_WideString();
-  }
-  if (index < CountSelectedOptions()) {
-    int iOptIndex = GetSelectedOptionIndex(index);
-    CFX_WideString csOpt = GetOptionValue(iOptIndex);
-    if (csOpt == sel_value) {
-      return iOptIndex;
-    }
-  }
-  for (int i = 0; i < CountOptions(); i++) {
-    if (sel_value == GetOptionValue(i))
-      return i;
-  }
-  return -1;
-}
-
-FX_BOOL CPDF_FormField::ClearSelection(FX_BOOL bNotify) {
-  if (bNotify && m_pForm->m_pFormNotify) {
-    CFX_WideString csValue;
-    int iIndex = GetSelectedIndex(0);
-    if (iIndex >= 0)
-      csValue = GetOptionLabel(iIndex);
-
-    if (!NotifyListOrComboBoxBeforeChange(csValue))
-      return FALSE;
-  }
-  m_pDict->RemoveAt("V");
-  m_pDict->RemoveAt("I");
-  if (bNotify)
-    NotifyListOrComboBoxAfterChange();
-  return TRUE;
-}
-
-FX_BOOL CPDF_FormField::IsItemSelected(int index) const {
-  ASSERT(GetType() == ComboBox || GetType() == ListBox);
-  if (index < 0 || index >= CountOptions()) {
-    return FALSE;
-  }
-  if (IsOptionSelected(index)) {
-    return TRUE;
-  }
-  CFX_WideString opt_value = GetOptionValue(index);
-  CPDF_Object* pValue = FPDF_GetFieldAttr(m_pDict, "V");
-  if (!pValue) {
-    pValue = FPDF_GetFieldAttr(m_pDict, "I");
-    if (!pValue) {
-      return FALSE;
-    }
-  }
-
-  if (pValue->IsString())
-    return pValue->GetUnicodeText() == opt_value;
-
-  if (pValue->IsNumber()) {
-    if (pValue->GetString().IsEmpty())
-      return FALSE;
-    return (pValue->GetInteger() == index);
-  }
-
-  CPDF_Array* pArray = pValue->AsArray();
-  if (!pArray)
-    return FALSE;
-
-  int iPos = -1;
-  for (int j = 0; j < CountSelectedOptions(); j++) {
-    if (GetSelectedOptionIndex(j) == index) {
-      iPos = j;
-      break;
-    }
-  }
-  for (int i = 0; i < static_cast<int>(pArray->GetCount()); i++)
-    if (pArray->GetDirectObjectAt(i)->GetUnicodeText() == opt_value &&
-        i == iPos) {
-      return TRUE;
-    }
-  return FALSE;
-}
-
-FX_BOOL CPDF_FormField::SetItemSelection(int index,
-                                         FX_BOOL bSelected,
-                                         FX_BOOL bNotify) {
-  ASSERT(GetType() == ComboBox || GetType() == ListBox);
-  if (index < 0 || index >= CountOptions())
-    return FALSE;
-
-  CFX_WideString opt_value = GetOptionValue(index);
-  if (bNotify && !NotifyListOrComboBoxBeforeChange(opt_value))
-    return FALSE;
-
-  if (bSelected) {
-    if (GetType() == ListBox) {
-      SelectOption(index, TRUE);
-      if (!(m_Flags & kFormListMultiSelect)) {
-        m_pDict->SetAtString("V", PDF_EncodeText(opt_value));
-      } else {
-        CPDF_Array* pArray = new CPDF_Array;
-        for (int i = 0; i < CountOptions(); i++) {
-          if (i == index || IsItemSelected(i)) {
-            opt_value = GetOptionValue(i);
-            pArray->AddString(PDF_EncodeText(opt_value));
-          }
-        }
-        m_pDict->SetAt("V", pArray);
-      }
-    } else {
-      m_pDict->SetAtString("V", PDF_EncodeText(opt_value));
-      CPDF_Array* pI = new CPDF_Array;
-      pI->AddInteger(index);
-      m_pDict->SetAt("I", pI);
-    }
-  } else {
-    CPDF_Object* pValue = FPDF_GetFieldAttr(m_pDict, "V");
-    if (pValue) {
-      if (GetType() == ListBox) {
-        SelectOption(index, FALSE);
-        if (pValue->IsString()) {
-          if (pValue->GetUnicodeText() == opt_value)
-            m_pDict->RemoveAt("V");
-        } else if (pValue->IsArray()) {
-          CPDF_Array* pArray = new CPDF_Array;
-          for (int i = 0; i < CountOptions(); i++) {
-            if (i != index && IsItemSelected(i)) {
-              opt_value = GetOptionValue(i);
-              pArray->AddString(PDF_EncodeText(opt_value));
-            }
-          }
-          if (pArray->GetCount() < 1)
-            pArray->Release();
-          else
-            m_pDict->SetAt("V", pArray);
-        }
-      } else {
-        m_pDict->RemoveAt("V");
-        m_pDict->RemoveAt("I");
-      }
-    }
-  }
-  if (bNotify)
-    NotifyListOrComboBoxAfterChange();
-  return TRUE;
-}
-
-FX_BOOL CPDF_FormField::IsItemDefaultSelected(int index) const {
-  ASSERT(GetType() == ComboBox || GetType() == ListBox);
-  if (index < 0 || index >= CountOptions())
-    return FALSE;
-  int iDVIndex = GetDefaultSelectedItem();
-  return iDVIndex >= 0 && iDVIndex == index;
-}
-
-int CPDF_FormField::GetDefaultSelectedItem() const {
-  ASSERT(GetType() == ComboBox || GetType() == ListBox);
-  CPDF_Object* pValue = FPDF_GetFieldAttr(m_pDict, "DV");
-  if (!pValue)
-    return -1;
-  CFX_WideString csDV = pValue->GetUnicodeText();
-  if (csDV.IsEmpty())
-    return -1;
-  for (int i = 0; i < CountOptions(); i++) {
-    if (csDV == GetOptionValue(i))
-      return i;
-  }
-  return -1;
-}
-
-int CPDF_FormField::CountOptions() const {
-  CPDF_Array* pArray = ToArray(FPDF_GetFieldAttr(m_pDict, "Opt"));
-  return pArray ? pArray->GetCount() : 0;
-}
-
-CFX_WideString CPDF_FormField::GetOptionText(int index, int sub_index) const {
-  CPDF_Array* pArray = ToArray(FPDF_GetFieldAttr(m_pDict, "Opt"));
-  if (!pArray)
-    return CFX_WideString();
-
-  CPDF_Object* pOption = pArray->GetDirectObjectAt(index);
-  if (!pOption)
-    return CFX_WideString();
-  if (CPDF_Array* pOptionArray = pOption->AsArray())
-    pOption = pOptionArray->GetDirectObjectAt(sub_index);
-
-  CPDF_String* pString = ToString(pOption);
-  return pString ? pString->GetUnicodeText() : CFX_WideString();
-}
-CFX_WideString CPDF_FormField::GetOptionLabel(int index) const {
-  return GetOptionText(index, 1);
-}
-CFX_WideString CPDF_FormField::GetOptionValue(int index) const {
-  return GetOptionText(index, 0);
-}
-
-int CPDF_FormField::FindOption(CFX_WideString csOptLabel) const {
-  for (int i = 0; i < CountOptions(); i++) {
-    if (GetOptionValue(i) == csOptLabel)
-      return i;
-  }
-  return -1;
-}
-
-int CPDF_FormField::FindOptionValue(const CFX_WideString& csOptValue) const {
-  for (int i = 0; i < CountOptions(); i++) {
-    if (GetOptionValue(i) == csOptValue)
-      return i;
-  }
-  return -1;
-}
-
-#ifdef PDF_ENABLE_XFA
-int CPDF_FormField::InsertOption(CFX_WideString csOptLabel,
-                                 int index,
-                                 FX_BOOL bNotify) {
-  if (csOptLabel.IsEmpty())
-    return -1;
-
-  if (bNotify && !NotifyListOrComboBoxBeforeChange(csOptLabel))
-    return -1;
-
-  CFX_ByteString csStr =
-      PDF_EncodeText(csOptLabel.c_str(), csOptLabel.GetLength());
-  CPDF_Object* pValue = FPDF_GetFieldAttr(m_pDict, "Opt");
-  CPDF_Array* pOpt = ToArray(pValue);
-  if (!pOpt) {
-    pOpt = new CPDF_Array;
-    m_pDict->SetAt("Opt", pOpt);
-  }
-
-  int iCount = (int)pOpt->GetCount();
-  if (index < 0 || index >= iCount) {
-    pOpt->AddString(csStr);
-    index = iCount;
-  } else {
-    CPDF_String* pString = new CPDF_String(csStr, FALSE);
-    pOpt->InsertAt(index, pString);
-  }
-
-  if (bNotify)
-    NotifyListOrComboBoxAfterChange();
-  return index;
-}
-
-FX_BOOL CPDF_FormField::ClearOptions(FX_BOOL bNotify) {
-  if (bNotify && m_pForm->m_pFormNotify) {
-    CFX_WideString csValue;
-    int iIndex = GetSelectedIndex(0);
-    if (iIndex >= 0)
-      csValue = GetOptionLabel(iIndex);
-    if (!NotifyListOrComboBoxBeforeChange(csValue))
-      return FALSE;
-  }
-
-  m_pDict->RemoveAt("Opt");
-  m_pDict->RemoveAt("V");
-  m_pDict->RemoveAt("DV");
-  m_pDict->RemoveAt("I");
-  m_pDict->RemoveAt("TI");
-
-  if (bNotify)
-    NotifyListOrComboBoxAfterChange();
-
-  return TRUE;
-}
-#endif  // PDF_ENABLE_XFA
-
-FX_BOOL CPDF_FormField::CheckControl(int iControlIndex,
-                                     bool bChecked,
-                                     bool bNotify) {
-  ASSERT(GetType() == CheckBox || GetType() == RadioButton);
-  CPDF_FormControl* pControl = GetControl(iControlIndex);
-  if (!pControl) {
-    return FALSE;
-  }
-  if (!bChecked && pControl->IsChecked() == bChecked) {
-    return FALSE;
-  }
-  CFX_WideString csWExport = pControl->GetExportValue();
-  CFX_ByteString csBExport = PDF_EncodeText(csWExport);
-  int iCount = CountControls();
-  bool bUnison = PDF_FormField_IsUnison(this);
-  for (int i = 0; i < iCount; i++) {
-    CPDF_FormControl* pCtrl = GetControl(i);
-    if (bUnison) {
-      CFX_WideString csEValue = pCtrl->GetExportValue();
-      if (csEValue == csWExport) {
-        if (pCtrl->GetOnStateName() == pControl->GetOnStateName()) {
-          pCtrl->CheckControl(bChecked);
-        } else if (bChecked) {
-          pCtrl->CheckControl(FALSE);
-        }
-      } else if (bChecked) {
-        pCtrl->CheckControl(FALSE);
-      }
-    } else {
-      if (i == iControlIndex) {
-        pCtrl->CheckControl(bChecked);
-      } else if (bChecked) {
-        pCtrl->CheckControl(FALSE);
-      }
-    }
-  }
-  CPDF_Object* pOpt = FPDF_GetFieldAttr(m_pDict, "Opt");
-  if (!ToArray(pOpt)) {
-    if (bChecked) {
-      m_pDict->SetAtName("V", csBExport);
-    } else {
-      CFX_ByteString csV;
-      CPDF_Object* pV = FPDF_GetFieldAttr(m_pDict, "V");
-      if (pV) {
-        csV = pV->GetString();
-      }
-      if (csV == csBExport) {
-        m_pDict->SetAtName("V", "Off");
-      }
-    }
-  } else if (bChecked) {
-    CFX_ByteString csIndex;
-    csIndex.Format("%d", iControlIndex);
-    m_pDict->SetAtName("V", csIndex);
-  }
-  if (bNotify && m_pForm->m_pFormNotify)
-    m_pForm->m_pFormNotify->AfterCheckedStatusChange(this);
-  return TRUE;
-}
-
-CFX_WideString CPDF_FormField::GetCheckValue(FX_BOOL bDefault) const {
-  ASSERT(GetType() == CheckBox || GetType() == RadioButton);
-  CFX_WideString csExport = L"Off";
-  int iCount = CountControls();
-  for (int i = 0; i < iCount; i++) {
-    CPDF_FormControl* pControl = GetControl(i);
-    FX_BOOL bChecked =
-        bDefault ? pControl->IsDefaultChecked() : pControl->IsChecked();
-    if (bChecked) {
-      csExport = pControl->GetExportValue();
-      break;
-    }
-  }
-  return csExport;
-}
-
-FX_BOOL CPDF_FormField::SetCheckValue(const CFX_WideString& value,
-                                      FX_BOOL bDefault,
-                                      FX_BOOL bNotify) {
-  ASSERT(GetType() == CheckBox || GetType() == RadioButton);
-  int iCount = CountControls();
-  for (int i = 0; i < iCount; i++) {
-    CPDF_FormControl* pControl = GetControl(i);
-    CFX_WideString csExport = pControl->GetExportValue();
-    bool val = csExport == value;
-    if (!bDefault)
-      CheckControl(GetControlIndex(pControl), val);
-    if (val)
-      break;
-  }
-  if (bNotify && m_pForm->m_pFormNotify)
-    m_pForm->m_pFormNotify->AfterCheckedStatusChange(this);
-  return TRUE;
-}
-
-int CPDF_FormField::GetTopVisibleIndex() const {
-  CPDF_Object* pObj = FPDF_GetFieldAttr(m_pDict, "TI");
-  return pObj ? pObj->GetInteger() : 0;
-}
-
-int CPDF_FormField::CountSelectedOptions() const {
-  CPDF_Array* pArray = ToArray(FPDF_GetFieldAttr(m_pDict, "I"));
-  return pArray ? pArray->GetCount() : 0;
-}
-
-int CPDF_FormField::GetSelectedOptionIndex(int index) const {
-  CPDF_Array* pArray = ToArray(FPDF_GetFieldAttr(m_pDict, "I"));
-  if (!pArray)
-    return -1;
-
-  int iCount = pArray->GetCount();
-  if (iCount < 0 || index >= iCount)
-    return -1;
-  return pArray->GetIntegerAt(index);
-}
-
-FX_BOOL CPDF_FormField::IsOptionSelected(int iOptIndex) const {
-  CPDF_Array* pArray = ToArray(FPDF_GetFieldAttr(m_pDict, "I"));
-  if (!pArray)
-    return FALSE;
-
-  for (CPDF_Object* pObj : *pArray) {
-    if (pObj->GetInteger() == iOptIndex)
-      return TRUE;
-  }
-  return FALSE;
-}
-
-FX_BOOL CPDF_FormField::SelectOption(int iOptIndex,
-                                     FX_BOOL bSelected,
-                                     FX_BOOL bNotify) {
-  CPDF_Array* pArray = m_pDict->GetArrayBy("I");
-  if (!pArray) {
-    if (!bSelected)
-      return TRUE;
-
-    pArray = new CPDF_Array;
-    m_pDict->SetAt("I", pArray);
-  }
-
-  FX_BOOL bReturn = FALSE;
-  for (size_t i = 0; i < pArray->GetCount(); i++) {
-    int iFind = pArray->GetIntegerAt(i);
-    if (iFind == iOptIndex) {
-      if (bSelected)
-        return TRUE;
-
-      if (bNotify && m_pForm->m_pFormNotify) {
-        CFX_WideString csValue = GetOptionLabel(iOptIndex);
-        if (!NotifyListOrComboBoxBeforeChange(csValue))
-          return FALSE;
-      }
-      pArray->RemoveAt(i);
-      bReturn = TRUE;
-      break;
-    }
-
-    if (iFind > iOptIndex) {
-      if (!bSelected)
-        continue;
-
-      if (bNotify && m_pForm->m_pFormNotify) {
-        CFX_WideString csValue = GetOptionLabel(iOptIndex);
-        if (!NotifyListOrComboBoxBeforeChange(csValue))
-          return FALSE;
-      }
-      pArray->InsertAt(i, new CPDF_Number(iOptIndex));
-      bReturn = TRUE;
-      break;
-    }
-  }
-  if (!bReturn) {
-    if (bSelected)
-      pArray->AddInteger(iOptIndex);
-
-    if (pArray->GetCount() == 0)
-      m_pDict->RemoveAt("I");
-  }
-  if (bNotify)
-    NotifyListOrComboBoxAfterChange();
-
-  return TRUE;
-}
-
-FX_BOOL CPDF_FormField::ClearSelectedOptions(FX_BOOL bNotify) {
-  if (bNotify && m_pForm->m_pFormNotify) {
-    CFX_WideString csValue;
-    int iIndex = GetSelectedIndex(0);
-    if (iIndex >= 0)
-      csValue = GetOptionLabel(iIndex);
-
-    if (!NotifyListOrComboBoxBeforeChange(csValue))
-      return FALSE;
-  }
-  m_pDict->RemoveAt("I");
-  if (bNotify)
-    NotifyListOrComboBoxAfterChange();
-
-  return TRUE;
-}
-
-void CPDF_FormField::LoadDA() {
-  CPDF_Dictionary* pFormDict = m_pForm->m_pFormDict;
-  if (!pFormDict)
-    return;
-
-  CFX_ByteString DA;
-  if (CPDF_Object* pObj = FPDF_GetFieldAttr(m_pDict, "DA"))
-    DA = pObj->GetString();
-
-  if (DA.IsEmpty())
-    DA = pFormDict->GetStringBy("DA");
-
-  if (DA.IsEmpty())
-    return;
-
-  CPDF_Dictionary* pDR = pFormDict->GetDictBy("DR");
-  if (!pDR)
-    return;
-
-  CPDF_Dictionary* pFont = pDR->GetDictBy("Font");
-  if (!pFont)
-    return;
-
-  CPDF_SimpleParser syntax(DA.AsStringC());
-  syntax.FindTagParamFromStart("Tf", 2);
-  CFX_ByteString font_name(syntax.GetWord());
-  CPDF_Dictionary* pFontDict = pFont->GetDictBy(font_name);
-  if (!pFontDict)
-    return;
-
-  m_pFont = m_pForm->m_pDocument->LoadFont(pFontDict);
-  m_FontSize = FX_atof(syntax.GetWord());
-}
-
-bool CPDF_FormField::NotifyBeforeSelectionChange(const CFX_WideString& value) {
-  if (!m_pForm->m_pFormNotify)
-    return true;
-  return m_pForm->m_pFormNotify->BeforeSelectionChange(this, value) >= 0;
-}
-
-void CPDF_FormField::NotifyAfterSelectionChange() {
-  if (!m_pForm->m_pFormNotify)
-    return;
-  m_pForm->m_pFormNotify->AfterSelectionChange(this);
-}
-
-bool CPDF_FormField::NotifyBeforeValueChange(const CFX_WideString& value) {
-  if (!m_pForm->m_pFormNotify)
-    return true;
-  return m_pForm->m_pFormNotify->BeforeValueChange(this, value) >= 0;
-}
-
-void CPDF_FormField::NotifyAfterValueChange() {
-  if (!m_pForm->m_pFormNotify)
-    return;
-  m_pForm->m_pFormNotify->AfterValueChange(this);
-}
-
-bool CPDF_FormField::NotifyListOrComboBoxBeforeChange(
-    const CFX_WideString& value) {
-  switch (GetType()) {
-    case ListBox:
-      return NotifyBeforeSelectionChange(value);
-    case ComboBox:
-      return NotifyBeforeValueChange(value);
-    default:
-      return true;
-  }
-}
-
-void CPDF_FormField::NotifyListOrComboBoxAfterChange() {
-  switch (GetType()) {
-    case ListBox:
-      NotifyAfterSelectionChange();
-      break;
-    case ComboBox:
-      NotifyAfterValueChange();
-      break;
-    default:
-      break;
-  }
-}