Move fpdfsdk/src up to fpdfsdk/.

This CL moves the files in fpdfsdk/src/ up one level to fpdfsdk/ and fixes
up the include paths, include guards and build files.

R=tsepez@chromium.org

Review URL: https://codereview.chromium.org/1799773002 .

1 files changed, 1633 insertions, 0 deletions

diff --git a/fpdfsdk/javascript/Document.cpp b/fpdfsdk/javascript/Document.cpp
new file mode 100644
index 0000000000..032ca5467e
--- /dev/null
+++ b/fpdfsdk/javascript/Document.cpp
@@ -0,0 +1,1633 @@
+// 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 "fpdfsdk/javascript/Document.h"
+
+#include <vector>
+
+#include "core/include/fpdfapi/cpdf_document.h"
+#include "fpdfsdk/include/fsdk_mgr.h"
+#include "fpdfsdk/include/javascript/IJavaScript.h"
+#include "fpdfsdk/javascript/Field.h"
+#include "fpdfsdk/javascript/Icon.h"
+#include "fpdfsdk/javascript/JS_Context.h"
+#include "fpdfsdk/javascript/JS_Define.h"
+#include "fpdfsdk/javascript/JS_EventHandler.h"
+#include "fpdfsdk/javascript/JS_Object.h"
+#include "fpdfsdk/javascript/JS_Runtime.h"
+#include "fpdfsdk/javascript/JS_Value.h"
+#include "fpdfsdk/javascript/app.h"
+#include "fpdfsdk/javascript/resource.h"
+#include "third_party/base/numerics/safe_math.h"
+
+static v8::Isolate* GetIsolate(IJS_Context* cc) {
+  CJS_Context* pContext = (CJS_Context*)cc;
+  CJS_Runtime* pRuntime = pContext->GetJSRuntime();
+  return pRuntime->GetIsolate();
+}
+
+BEGIN_JS_STATIC_CONST(CJS_PrintParamsObj)
+END_JS_STATIC_CONST()
+
+BEGIN_JS_STATIC_PROP(CJS_PrintParamsObj)
+END_JS_STATIC_PROP()
+
+BEGIN_JS_STATIC_METHOD(CJS_PrintParamsObj)
+END_JS_STATIC_METHOD()
+
+IMPLEMENT_JS_CLASS(CJS_PrintParamsObj, PrintParamsObj)
+
+PrintParamsObj::PrintParamsObj(CJS_Object* pJSObject)
+    : CJS_EmbedObj(pJSObject) {
+  bUI = TRUE;
+  nStart = 0;
+  nEnd = 0;
+  bSilent = FALSE;
+  bShrinkToFit = FALSE;
+  bPrintAsImage = FALSE;
+  bReverse = FALSE;
+  bAnnotations = TRUE;
+}
+
+/* ---------------------- Document ---------------------- */
+
+#define MINWIDTH 5.0f
+#define MINHEIGHT 5.0f
+
+BEGIN_JS_STATIC_CONST(CJS_Document)
+END_JS_STATIC_CONST()
+
+BEGIN_JS_STATIC_PROP(CJS_Document)
+JS_STATIC_PROP_ENTRY(ADBE)
+JS_STATIC_PROP_ENTRY(author)
+JS_STATIC_PROP_ENTRY(baseURL)
+JS_STATIC_PROP_ENTRY(bookmarkRoot)
+JS_STATIC_PROP_ENTRY(calculate)
+JS_STATIC_PROP_ENTRY(Collab)
+JS_STATIC_PROP_ENTRY(creationDate)
+JS_STATIC_PROP_ENTRY(creator)
+JS_STATIC_PROP_ENTRY(delay)
+JS_STATIC_PROP_ENTRY(dirty)
+JS_STATIC_PROP_ENTRY(documentFileName)
+JS_STATIC_PROP_ENTRY(external)
+JS_STATIC_PROP_ENTRY(filesize)
+JS_STATIC_PROP_ENTRY(icons)
+JS_STATIC_PROP_ENTRY(info)
+JS_STATIC_PROP_ENTRY(keywords)
+JS_STATIC_PROP_ENTRY(layout)
+JS_STATIC_PROP_ENTRY(media)
+JS_STATIC_PROP_ENTRY(modDate)
+JS_STATIC_PROP_ENTRY(mouseX)
+JS_STATIC_PROP_ENTRY(mouseY)
+JS_STATIC_PROP_ENTRY(numFields)
+JS_STATIC_PROP_ENTRY(numPages)
+JS_STATIC_PROP_ENTRY(pageNum)
+JS_STATIC_PROP_ENTRY(pageWindowRect)
+JS_STATIC_PROP_ENTRY(path)
+JS_STATIC_PROP_ENTRY(producer)
+JS_STATIC_PROP_ENTRY(subject)
+JS_STATIC_PROP_ENTRY(title)
+JS_STATIC_PROP_ENTRY(zoom)
+JS_STATIC_PROP_ENTRY(zoomType)
+END_JS_STATIC_PROP()
+
+BEGIN_JS_STATIC_METHOD(CJS_Document)
+JS_STATIC_METHOD_ENTRY(addAnnot)
+JS_STATIC_METHOD_ENTRY(addField)
+JS_STATIC_METHOD_ENTRY(addLink)
+JS_STATIC_METHOD_ENTRY(addIcon)
+JS_STATIC_METHOD_ENTRY(calculateNow)
+JS_STATIC_METHOD_ENTRY(closeDoc)
+JS_STATIC_METHOD_ENTRY(createDataObject)
+JS_STATIC_METHOD_ENTRY(deletePages)
+JS_STATIC_METHOD_ENTRY(exportAsText)
+JS_STATIC_METHOD_ENTRY(exportAsFDF)
+JS_STATIC_METHOD_ENTRY(exportAsXFDF)
+JS_STATIC_METHOD_ENTRY(extractPages)
+JS_STATIC_METHOD_ENTRY(getAnnot)
+JS_STATIC_METHOD_ENTRY(getAnnots)
+JS_STATIC_METHOD_ENTRY(getAnnot3D)
+JS_STATIC_METHOD_ENTRY(getAnnots3D)
+JS_STATIC_METHOD_ENTRY(getField)
+JS_STATIC_METHOD_ENTRY(getIcon)
+JS_STATIC_METHOD_ENTRY(getLinks)
+JS_STATIC_METHOD_ENTRY(getNthFieldName)
+JS_STATIC_METHOD_ENTRY(getOCGs)
+JS_STATIC_METHOD_ENTRY(getPageBox)
+JS_STATIC_METHOD_ENTRY(getPageNthWord)
+JS_STATIC_METHOD_ENTRY(getPageNthWordQuads)
+JS_STATIC_METHOD_ENTRY(getPageNumWords)
+JS_STATIC_METHOD_ENTRY(getPrintParams)
+JS_STATIC_METHOD_ENTRY(getURL)
+JS_STATIC_METHOD_ENTRY(importAnFDF)
+JS_STATIC_METHOD_ENTRY(importAnXFDF)
+JS_STATIC_METHOD_ENTRY(importTextData)
+JS_STATIC_METHOD_ENTRY(insertPages)
+JS_STATIC_METHOD_ENTRY(mailForm)
+JS_STATIC_METHOD_ENTRY(print)
+JS_STATIC_METHOD_ENTRY(removeField)
+JS_STATIC_METHOD_ENTRY(replacePages)
+JS_STATIC_METHOD_ENTRY(resetForm)
+JS_STATIC_METHOD_ENTRY(removeIcon)
+JS_STATIC_METHOD_ENTRY(saveAs)
+JS_STATIC_METHOD_ENTRY(submitForm)
+JS_STATIC_METHOD_ENTRY(mailDoc)
+END_JS_STATIC_METHOD()
+
+IMPLEMENT_JS_CLASS(CJS_Document, Document)
+
+void CJS_Document::InitInstance(IJS_Runtime* pIRuntime) {
+  CJS_Runtime* pRuntime = static_cast<CJS_Runtime*>(pIRuntime);
+  Document* pDoc = static_cast<Document*>(GetEmbedObject());
+  pDoc->AttachDoc(pRuntime->GetReaderDocument());
+  pDoc->SetIsolate(pRuntime->GetIsolate());
+}
+
+/* --------------------------------- Document ---------------------------------
+ */
+
+Document::Document(CJS_Object* pJSObject)
+    : CJS_EmbedObj(pJSObject),
+      m_isolate(NULL),
+      m_pDocument(NULL),
+      m_cwBaseURL(L""),
+      m_bDelay(FALSE) {}
+
+Document::~Document() {
+  for (int i = 0; i < m_DelayData.GetSize(); i++) {
+    delete m_DelayData.GetAt(i);
+  }
+
+  m_DelayData.RemoveAll();
+}
+
+// the total number of fileds in document.
+FX_BOOL Document::numFields(IJS_Context* cc,
+                            CJS_PropValue& vp,
+                            CFX_WideString& sError) {
+  if (vp.IsSetting()) {
+    CJS_Context* pContext = static_cast<CJS_Context*>(cc);
+    sError = JSGetStringFromID(pContext, IDS_STRING_JSREADONLY);
+    return FALSE;
+  }
+  CPDFSDK_InterForm* pInterForm = m_pDocument->GetInterForm();
+  CPDF_InterForm* pPDFForm = pInterForm->GetInterForm();
+  vp << (int)pPDFForm->CountFields();
+  return TRUE;
+}
+
+FX_BOOL Document::dirty(IJS_Context* cc,
+                        CJS_PropValue& vp,
+                        CFX_WideString& sError) {
+  if (vp.IsGetting()) {
+    if (m_pDocument->GetChangeMark())
+      vp << true;
+    else
+      vp << false;
+  } else {
+    bool bChanged = false;
+
+    vp >> bChanged;
+
+    if (bChanged)
+      m_pDocument->SetChangeMark();
+    else
+      m_pDocument->ClearChangeMark();
+  }
+
+  return TRUE;
+}
+
+FX_BOOL Document::ADBE(IJS_Context* cc,
+                       CJS_PropValue& vp,
+                       CFX_WideString& sError) {
+  if (vp.IsGetting()) {
+    vp.SetNull();
+  } else {
+  }
+
+  return TRUE;
+}
+
+FX_BOOL Document::pageNum(IJS_Context* cc,
+                          CJS_PropValue& vp,
+                          CFX_WideString& sError) {
+  if (vp.IsGetting()) {
+    if (CPDFSDK_PageView* pPageView = m_pDocument->GetCurrentView()) {
+      vp << pPageView->GetPageIndex();
+    }
+  } else {
+    int iPageCount = m_pDocument->GetPageCount();
+    int iPageNum = 0;
+    vp >> iPageNum;
+
+    CPDFDoc_Environment* pEnv = m_pDocument->GetEnv();
+    if (iPageNum >= 0 && iPageNum < iPageCount) {
+      pEnv->JS_docgotoPage(iPageNum);
+    } else if (iPageNum >= iPageCount) {
+      pEnv->JS_docgotoPage(iPageCount - 1);
+    } else if (iPageNum < 0) {
+      pEnv->JS_docgotoPage(0);
+    }
+  }
+
+  return TRUE;
+}
+
+FX_BOOL Document::addAnnot(IJS_Context* cc,
+                           const std::vector<CJS_Value>& params,
+                           CJS_Value& vRet,
+                           CFX_WideString& sError) {
+  // Not supported.
+  return TRUE;
+}
+
+FX_BOOL Document::addField(IJS_Context* cc,
+                           const std::vector<CJS_Value>& params,
+                           CJS_Value& vRet,
+                           CFX_WideString& sError) {
+  // Not supported.
+  return TRUE;
+}
+
+FX_BOOL Document::exportAsText(IJS_Context* cc,
+                               const std::vector<CJS_Value>& params,
+                               CJS_Value& vRet,
+                               CFX_WideString& sError) {
+  // Unsafe, not supported.
+  return TRUE;
+}
+
+FX_BOOL Document::exportAsFDF(IJS_Context* cc,
+                              const std::vector<CJS_Value>& params,
+                              CJS_Value& vRet,
+                              CFX_WideString& sError) {
+  // Unsafe, not supported.
+  return TRUE;
+}
+
+FX_BOOL Document::exportAsXFDF(IJS_Context* cc,
+                               const std::vector<CJS_Value>& params,
+                               CJS_Value& vRet,
+                               CFX_WideString& sError) {
+  // Unsafe, not supported.
+  return TRUE;
+}
+
+// Maps a field object in PDF document to a JavaScript variable
+// comment:
+// note: the paremter cName, this is clue how to treat if the cName is not a
+// valiable filed name in this document
+
+FX_BOOL Document::getField(IJS_Context* cc,
+                           const std::vector<CJS_Value>& params,
+                           CJS_Value& vRet,
+                           CFX_WideString& sError) {
+  CJS_Context* pContext = (CJS_Context*)cc;
+  if (params.size() < 1) {
+    sError = JSGetStringFromID(pContext, IDS_STRING_JSPARAMERROR);
+    return FALSE;
+  }
+
+  CFX_WideString wideName = params[0].ToCFXWideString();
+
+  CPDFSDK_InterForm* pInterForm = m_pDocument->GetInterForm();
+  CPDF_InterForm* pPDFForm = pInterForm->GetInterForm();
+  if (pPDFForm->CountFields(wideName) <= 0) {
+    vRet.SetNull();
+    return TRUE;
+  }
+
+  CJS_Runtime* pRuntime = pContext->GetJSRuntime();
+  v8::Local<v8::Object> pFieldObj = FXJS_NewFxDynamicObj(
+      pRuntime->GetIsolate(), pRuntime, CJS_Field::g_nObjDefnID);
+
+  v8::Isolate* isolate = GetIsolate(cc);
+  CJS_Field* pJSField = (CJS_Field*)FXJS_GetPrivate(isolate, pFieldObj);
+  Field* pField = (Field*)pJSField->GetEmbedObject();
+  pField->AttachField(this, wideName);
+
+  vRet = pJSField;
+  return TRUE;
+}
+
+// Gets the name of the nth field in the document
+FX_BOOL Document::getNthFieldName(IJS_Context* cc,
+                                  const std::vector<CJS_Value>& params,
+                                  CJS_Value& vRet,
+                                  CFX_WideString& sError) {
+  CJS_Context* pContext = (CJS_Context*)cc;
+  if (params.size() != 1) {
+    sError = JSGetStringFromID(pContext, IDS_STRING_JSPARAMERROR);
+    return FALSE;
+  }
+
+  int nIndex = params[0].ToInt();
+  if (nIndex < 0) {
+    sError = JSGetStringFromID(pContext, IDS_STRING_JSVALUEERROR);
+    return FALSE;
+  }
+
+  CPDFSDK_InterForm* pInterForm = m_pDocument->GetInterForm();
+  CPDF_InterForm* pPDFForm = pInterForm->GetInterForm();
+  CPDF_FormField* pField = pPDFForm->GetField(nIndex);
+  if (!pField)
+    return FALSE;
+
+  vRet = pField->GetFullName().c_str();
+  return TRUE;
+}
+
+FX_BOOL Document::importAnFDF(IJS_Context* cc,
+                              const std::vector<CJS_Value>& params,
+                              CJS_Value& vRet,
+                              CFX_WideString& sError) {
+  // Unsafe, not supported.
+  return TRUE;
+}
+
+FX_BOOL Document::importAnXFDF(IJS_Context* cc,
+                               const std::vector<CJS_Value>& params,
+                               CJS_Value& vRet,
+                               CFX_WideString& sError) {
+  // Unsafe, not supported.
+  return TRUE;
+}
+
+FX_BOOL Document::importTextData(IJS_Context* cc,
+                                 const std::vector<CJS_Value>& params,
+                                 CJS_Value& vRet,
+                                 CFX_WideString& sError) {
+  // Unsafe, not supported.
+  return TRUE;
+}
+
+// exports the form data and mails the resulting fdf file as an attachment to
+// all recipients.
+// comment: need reader supports
+// note:
+// int CPDFSDK_Document::mailForm(FX_BOOL bUI,String cto,string ccc,string
+// cbcc,string cSubject,string cms);
+
+FX_BOOL Document::mailForm(IJS_Context* cc,
+                           const std::vector<CJS_Value>& params,
+                           CJS_Value& vRet,
+                           CFX_WideString& sError) {
+  if (!m_pDocument->GetPermissions(FPDFPERM_EXTRACT_ACCESS))
+    return FALSE;
+
+  int iLength = params.size();
+
+  FX_BOOL bUI = iLength > 0 ? params[0].ToBool() : TRUE;
+  CFX_WideString cTo = iLength > 1 ? params[1].ToCFXWideString() : L"";
+  CFX_WideString cCc = iLength > 2 ? params[2].ToCFXWideString() : L"";
+  CFX_WideString cBcc = iLength > 3 ? params[3].ToCFXWideString() : L"";
+  CFX_WideString cSubject = iLength > 4 ? params[4].ToCFXWideString() : L"";
+  CFX_WideString cMsg = iLength > 5 ? params[5].ToCFXWideString() : L"";
+
+  CPDFSDK_InterForm* pInterForm =
+      (CPDFSDK_InterForm*)m_pDocument->GetInterForm();
+  CFX_ByteTextBuf textBuf;
+  if (!pInterForm->ExportFormToFDFTextBuf(textBuf))
+    return FALSE;
+
+  CJS_Context* pContext = (CJS_Context*)cc;
+  CPDFDoc_Environment* pEnv = pContext->GetReaderApp();
+  CJS_Runtime* pRuntime = pContext->GetJSRuntime();
+
+  pRuntime->BeginBlock();
+  pEnv->JS_docmailForm(textBuf.GetBuffer(), textBuf.GetLength(), bUI,
+                       cTo.c_str(), cSubject.c_str(), cCc.c_str(), cBcc.c_str(),
+                       cMsg.c_str());
+  pRuntime->EndBlock();
+  return TRUE;
+}
+
+FX_BOOL Document::print(IJS_Context* cc,
+                        const std::vector<CJS_Value>& params,
+                        CJS_Value& vRet,
+                        CFX_WideString& sError) {
+  FX_BOOL bUI = TRUE;
+  int nStart = 0;
+  int nEnd = 0;
+  FX_BOOL bSilent = FALSE;
+  FX_BOOL bShrinkToFit = FALSE;
+  FX_BOOL bPrintAsImage = FALSE;
+  FX_BOOL bReverse = FALSE;
+  FX_BOOL bAnnotations = FALSE;
+
+  int nlength = params.size();
+  if (nlength == 9) {
+    if (params[8].GetType() == CJS_Value::VT_fxobject) {
+      v8::Local<v8::Object> pObj = params[8].ToV8Object();
+      {
+        if (FXJS_GetObjDefnID(pObj) == CJS_PrintParamsObj::g_nObjDefnID) {
+          if (CJS_Object* pJSObj = params[8].ToCJSObject()) {
+            if (PrintParamsObj* pprintparamsObj =
+                    (PrintParamsObj*)pJSObj->GetEmbedObject()) {
+              bUI = pprintparamsObj->bUI;
+              nStart = pprintparamsObj->nStart;
+              nEnd = pprintparamsObj->nEnd;
+              bSilent = pprintparamsObj->bSilent;
+              bShrinkToFit = pprintparamsObj->bShrinkToFit;
+              bPrintAsImage = pprintparamsObj->bPrintAsImage;
+              bReverse = pprintparamsObj->bReverse;
+              bAnnotations = pprintparamsObj->bAnnotations;
+            }
+          }
+        }
+      }
+    }
+  } else {
+    if (nlength >= 1)
+      bUI = params[0].ToBool();
+    if (nlength >= 2)
+      nStart = params[1].ToInt();
+    if (nlength >= 3)
+      nEnd = params[2].ToInt();
+    if (nlength >= 4)
+      bSilent = params[3].ToBool();
+    if (nlength >= 5)
+      bShrinkToFit = params[4].ToBool();
+    if (nlength >= 6)
+      bPrintAsImage = params[5].ToBool();
+    if (nlength >= 7)
+      bReverse = params[6].ToBool();
+    if (nlength >= 8)
+      bAnnotations = params[7].ToBool();
+  }
+
+  if (CPDFDoc_Environment* pEnv = m_pDocument->GetEnv()) {
+    pEnv->JS_docprint(bUI, nStart, nEnd, bSilent, bShrinkToFit, bPrintAsImage,
+                      bReverse, bAnnotations);
+    return TRUE;
+  }
+  return FALSE;
+}
+
+// removes the specified field from the document.
+// comment:
+// note: if the filed name is not retional, adobe is dumb for it.
+
+FX_BOOL Document::removeField(IJS_Context* cc,
+                              const std::vector<CJS_Value>& params,
+                              CJS_Value& vRet,
+                              CFX_WideString& sError) {
+  if (!(m_pDocument->GetPermissions(FPDFPERM_MODIFY) ||
+        m_pDocument->GetPermissions(FPDFPERM_ANNOT_FORM)))
+    return FALSE;
+
+  CJS_Context* pContext = (CJS_Context*)cc;
+  if (params.size() != 1) {
+    sError = JSGetStringFromID(pContext, IDS_STRING_JSPARAMERROR);
+    return FALSE;
+  }
+
+  CFX_WideString sFieldName = params[0].ToCFXWideString();
+  CPDFSDK_InterForm* pInterForm =
+      (CPDFSDK_InterForm*)m_pDocument->GetInterForm();
+
+  std::vector<CPDFSDK_Widget*> widgets;
+  pInterForm->GetWidgets(sFieldName, &widgets);
+
+  if (widgets.empty())
+    return TRUE;
+
+  for (CPDFSDK_Widget* pWidget : widgets) {
+    CFX_FloatRect rcAnnot = pWidget->GetRect();
+    --rcAnnot.left;
+    --rcAnnot.bottom;
+    ++rcAnnot.right;
+    ++rcAnnot.top;
+
+    CFX_RectArray aRefresh;
+    aRefresh.Add(rcAnnot);
+
+    UnderlyingPageType* pPage = pWidget->GetUnderlyingPage();
+    ASSERT(pPage);
+
+    CPDFSDK_PageView* pPageView = m_pDocument->GetPageView(pPage);
+    pPageView->DeleteAnnot(pWidget);
+    pPageView->UpdateRects(aRefresh);
+  }
+  m_pDocument->SetChangeMark();
+
+  return TRUE;
+}
+
+// reset filed values within a document.
+// comment:
+// note: if the fields names r not rational, aodbe is dumb for it.
+
+FX_BOOL Document::resetForm(IJS_Context* cc,
+                            const std::vector<CJS_Value>& params,
+                            CJS_Value& vRet,
+                            CFX_WideString& sError) {
+  if (!(m_pDocument->GetPermissions(FPDFPERM_MODIFY) ||
+        m_pDocument->GetPermissions(FPDFPERM_ANNOT_FORM) ||
+        m_pDocument->GetPermissions(FPDFPERM_FILL_FORM)))
+    return FALSE;
+
+  CPDFSDK_InterForm* pInterForm =
+      (CPDFSDK_InterForm*)m_pDocument->GetInterForm();
+  CPDF_InterForm* pPDFForm = pInterForm->GetInterForm();
+  CJS_Runtime* pRuntime = CJS_Runtime::FromContext(cc);
+  CJS_Array aName(pRuntime);
+
+  if (params.empty()) {
+    pPDFForm->ResetForm(TRUE);
+    m_pDocument->SetChangeMark();
+    return TRUE;
+  }
+
+  switch (params[0].GetType()) {
+    default:
+      aName.Attach(params[0].ToV8Array());
+      break;
+    case CJS_Value::VT_string:
+      aName.SetElement(0, params[0]);
+      break;
+  }
+
+  std::vector<CPDF_FormField*> aFields;
+  for (int i = 0, isz = aName.GetLength(); i < isz; ++i) {
+    CJS_Value valElement(pRuntime);
+    aName.GetElement(i, valElement);
+    CFX_WideString swVal = valElement.ToCFXWideString();
+    for (int j = 0, jsz = pPDFForm->CountFields(swVal); j < jsz; ++j)
+      aFields.push_back(pPDFForm->GetField(j, swVal));
+  }
+
+  if (!aFields.empty()) {
+    pPDFForm->ResetForm(aFields, TRUE, TRUE);
+    m_pDocument->SetChangeMark();
+  }
+
+  return TRUE;
+}
+
+FX_BOOL Document::saveAs(IJS_Context* cc,
+                         const std::vector<CJS_Value>& params,
+                         CJS_Value& vRet,
+                         CFX_WideString& sError) {
+  // Unsafe, not supported.
+  return TRUE;
+}
+
+FX_BOOL Document::submitForm(IJS_Context* cc,
+                             const std::vector<CJS_Value>& params,
+                             CJS_Value& vRet,
+                             CFX_WideString& sError) {
+  CJS_Context* pContext = (CJS_Context*)cc;
+  int nSize = params.size();
+  if (nSize < 1) {
+    sError = JSGetStringFromID(pContext, IDS_STRING_JSPARAMERROR);
+    return FALSE;
+  }
+
+  CJS_Runtime* pRuntime = CJS_Runtime::FromContext(cc);
+  v8::Isolate* isolate = pRuntime->GetIsolate();
+  CJS_Array aFields(pRuntime);
+  CFX_WideString strURL;
+  FX_BOOL bFDF = TRUE;
+  FX_BOOL bEmpty = FALSE;
+
+  CJS_Value v = params[0];
+  if (v.GetType() == CJS_Value::VT_string) {
+    strURL = params[0].ToCFXWideString();
+    if (nSize > 1)
+      bFDF = params[1].ToBool();
+    if (nSize > 2)
+      bEmpty = params[2].ToBool();
+    if (nSize > 3)
+      aFields.Attach(params[3].ToV8Array());
+  } else if (v.GetType() == CJS_Value::VT_object) {
+    v8::Local<v8::Object> pObj = params[0].ToV8Object();
+    v8::Local<v8::Value> pValue = FXJS_GetObjectElement(isolate, pObj, L"cURL");
+    if (!pValue.IsEmpty())
+      strURL =
+          CJS_Value(pRuntime, pValue, GET_VALUE_TYPE(pValue)).ToCFXWideString();
+
+    pValue = FXJS_GetObjectElement(isolate, pObj, L"bFDF");
+    bFDF = CJS_Value(pRuntime, pValue, GET_VALUE_TYPE(pValue)).ToBool();
+
+    pValue = FXJS_GetObjectElement(isolate, pObj, L"bEmpty");
+    bEmpty = CJS_Value(pRuntime, pValue, GET_VALUE_TYPE(pValue)).ToBool();
+
+    pValue = FXJS_GetObjectElement(isolate, pObj, L"aFields");
+    aFields.Attach(
+        CJS_Value(pRuntime, pValue, GET_VALUE_TYPE(pValue)).ToV8Array());
+  }
+
+  CPDFSDK_InterForm* pInterForm =
+      (CPDFSDK_InterForm*)m_pDocument->GetInterForm();
+  CPDF_InterForm* pPDFInterForm = pInterForm->GetInterForm();
+  if (aFields.GetLength() == 0 && bEmpty) {
+    if (pPDFInterForm->CheckRequiredFields(nullptr, true)) {
+      pRuntime->BeginBlock();
+      pInterForm->SubmitForm(strURL, FALSE);
+      pRuntime->EndBlock();
+    }
+    return TRUE;
+  }
+
+  std::vector<CPDF_FormField*> fieldObjects;
+  for (int i = 0, sz = aFields.GetLength(); i < sz; ++i) {
+    CJS_Value valName(pRuntime);
+    aFields.GetElement(i, valName);
+
+    CFX_WideString sName = valName.ToCFXWideString();
+    CPDF_InterForm* pPDFForm = pInterForm->GetInterForm();
+    for (int j = 0, jsz = pPDFForm->CountFields(sName); j < jsz; ++j) {
+      CPDF_FormField* pField = pPDFForm->GetField(j, sName);
+      if (!bEmpty && pField->GetValue().IsEmpty())
+        continue;
+
+      fieldObjects.push_back(pField);
+    }
+  }
+
+  if (pPDFInterForm->CheckRequiredFields(&fieldObjects, true)) {
+    pRuntime->BeginBlock();
+    pInterForm->SubmitFields(strURL, fieldObjects, true, !bFDF);
+    pRuntime->EndBlock();
+  }
+  return TRUE;
+}
+
+void Document::AttachDoc(CPDFSDK_Document* pDoc) {
+  m_pDocument = pDoc;
+}
+
+CPDFSDK_Document* Document::GetReaderDoc() {
+  return m_pDocument;
+}
+
+FX_BOOL Document::bookmarkRoot(IJS_Context* cc,
+                               CJS_PropValue& vp,
+                               CFX_WideString& sError) {
+  return TRUE;
+}
+
+FX_BOOL Document::mailDoc(IJS_Context* cc,
+                          const std::vector<CJS_Value>& params,
+                          CJS_Value& vRet,
+                          CFX_WideString& sError) {
+  FX_BOOL bUI = TRUE;
+  CFX_WideString cTo = L"";
+  CFX_WideString cCc = L"";
+  CFX_WideString cBcc = L"";
+  CFX_WideString cSubject = L"";
+  CFX_WideString cMsg = L"";
+
+  if (params.size() >= 1)
+    bUI = params[0].ToBool();
+  if (params.size() >= 2)
+    cTo = params[1].ToCFXWideString();
+  if (params.size() >= 3)
+    cCc = params[2].ToCFXWideString();
+  if (params.size() >= 4)
+    cBcc = params[3].ToCFXWideString();
+  if (params.size() >= 5)
+    cSubject = params[4].ToCFXWideString();
+  if (params.size() >= 6)
+    cMsg = params[5].ToCFXWideString();
+
+  CJS_Runtime* pRuntime = CJS_Runtime::FromContext(cc);
+  v8::Isolate* isolate = pRuntime->GetIsolate();
+
+  if (params.size() >= 1 && params[0].GetType() == CJS_Value::VT_object) {
+    v8::Local<v8::Object> pObj = params[0].ToV8Object();
+
+    v8::Local<v8::Value> pValue = FXJS_GetObjectElement(isolate, pObj, L"bUI");
+    bUI = CJS_Value(pRuntime, pValue, GET_VALUE_TYPE(pValue)).ToInt();
+
+    pValue = FXJS_GetObjectElement(isolate, pObj, L"cTo");
+    cTo = CJS_Value(pRuntime, pValue, GET_VALUE_TYPE(pValue)).ToCFXWideString();
+
+    pValue = FXJS_GetObjectElement(isolate, pObj, L"cCc");
+    cCc = CJS_Value(pRuntime, pValue, GET_VALUE_TYPE(pValue)).ToCFXWideString();
+
+    pValue = FXJS_GetObjectElement(isolate, pObj, L"cBcc");
+    cBcc =
+        CJS_Value(pRuntime, pValue, GET_VALUE_TYPE(pValue)).ToCFXWideString();
+
+    pValue = FXJS_GetObjectElement(isolate, pObj, L"cSubject");
+    cSubject =
+        CJS_Value(pRuntime, pValue, GET_VALUE_TYPE(pValue)).ToCFXWideString();
+
+    pValue = FXJS_GetObjectElement(isolate, pObj, L"cMsg");
+    cMsg =
+        CJS_Value(pRuntime, pValue, GET_VALUE_TYPE(pValue)).ToCFXWideString();
+  }
+
+  pRuntime->BeginBlock();
+  CPDFDoc_Environment* pEnv = pRuntime->GetReaderApp();
+  pEnv->JS_docmailForm(NULL, 0, bUI, cTo.c_str(), cSubject.c_str(), cCc.c_str(),
+                       cBcc.c_str(), cMsg.c_str());
+  pRuntime->EndBlock();
+
+  return TRUE;
+}
+
+FX_BOOL Document::author(IJS_Context* cc,
+                         CJS_PropValue& vp,
+                         CFX_WideString& sError) {
+  CPDF_Dictionary* pDictionary = m_pDocument->GetPDFDocument()->GetInfo();
+  if (!pDictionary)
+    return FALSE;
+
+  if (vp.IsGetting()) {
+    vp << pDictionary->GetUnicodeTextBy("Author");
+    return TRUE;
+  } else {
+    if (!m_pDocument->GetPermissions(FPDFPERM_MODIFY))
+      return FALSE;
+
+    CFX_WideString csAuthor;
+    vp >> csAuthor;
+    pDictionary->SetAtString("Author", PDF_EncodeText(csAuthor));
+    m_pDocument->SetChangeMark();
+    return TRUE;
+  }
+}
+
+FX_BOOL Document::info(IJS_Context* cc,
+                       CJS_PropValue& vp,
+                       CFX_WideString& sError) {
+  CPDF_Dictionary* pDictionary = m_pDocument->GetPDFDocument()->GetInfo();
+  if (!pDictionary)
+    return FALSE;
+
+  CFX_WideString cwAuthor = pDictionary->GetUnicodeTextBy("Author");
+  CFX_WideString cwTitle = pDictionary->GetUnicodeTextBy("Title");
+  CFX_WideString cwSubject = pDictionary->GetUnicodeTextBy("Subject");
+  CFX_WideString cwKeywords = pDictionary->GetUnicodeTextBy("Keywords");
+  CFX_WideString cwCreator = pDictionary->GetUnicodeTextBy("Creator");
+  CFX_WideString cwProducer = pDictionary->GetUnicodeTextBy("Producer");
+  CFX_WideString cwCreationDate = pDictionary->GetUnicodeTextBy("CreationDate");
+  CFX_WideString cwModDate = pDictionary->GetUnicodeTextBy("ModDate");
+  CFX_WideString cwTrapped = pDictionary->GetUnicodeTextBy("Trapped");
+
+  v8::Isolate* isolate = GetIsolate(cc);
+  if (vp.IsGetting()) {
+    CJS_Context* pContext = (CJS_Context*)cc;
+    CJS_Runtime* pRuntime = pContext->GetJSRuntime();
+    v8::Local<v8::Object> pObj =
+        FXJS_NewFxDynamicObj(pRuntime->GetIsolate(), pRuntime, -1);
+    FXJS_PutObjectString(isolate, pObj, L"Author", cwAuthor.c_str());
+    FXJS_PutObjectString(isolate, pObj, L"Title", cwTitle.c_str());
+    FXJS_PutObjectString(isolate, pObj, L"Subject", cwSubject.c_str());
+    FXJS_PutObjectString(isolate, pObj, L"Keywords", cwKeywords.c_str());
+    FXJS_PutObjectString(isolate, pObj, L"Creator", cwCreator.c_str());
+    FXJS_PutObjectString(isolate, pObj, L"Producer", cwProducer.c_str());
+    FXJS_PutObjectString(isolate, pObj, L"CreationDate",
+                         cwCreationDate.c_str());
+    FXJS_PutObjectString(isolate, pObj, L"ModDate", cwModDate.c_str());
+    FXJS_PutObjectString(isolate, pObj, L"Trapped", cwTrapped.c_str());
+
+    // It's to be compatible to non-standard info dictionary.
+    for (const auto& it : *pDictionary) {
+      const CFX_ByteString& bsKey = it.first;
+      CPDF_Object* pValueObj = it.second;
+      CFX_WideString wsKey = CFX_WideString::FromUTF8(bsKey, bsKey.GetLength());
+
+      if (pValueObj->IsString() || pValueObj->IsName()) {
+        FXJS_PutObjectString(isolate, pObj, wsKey.c_str(),
+                             pValueObj->GetUnicodeText().c_str());
+      } else if (pValueObj->IsNumber()) {
+        FXJS_PutObjectNumber(isolate, pObj, wsKey.c_str(),
+                             (float)pValueObj->GetNumber());
+      } else if (pValueObj->IsBoolean()) {
+        FXJS_PutObjectBoolean(isolate, pObj, wsKey.c_str(),
+                              !!pValueObj->GetInteger());
+      }
+    }
+    vp << pObj;
+  }
+  return TRUE;
+}
+
+FX_BOOL Document::creationDate(IJS_Context* cc,
+                               CJS_PropValue& vp,
+                               CFX_WideString& sError) {
+  CPDF_Dictionary* pDictionary = m_pDocument->GetPDFDocument()->GetInfo();
+  if (!pDictionary)
+    return FALSE;
+
+  if (vp.IsGetting()) {
+    vp << pDictionary->GetUnicodeTextBy("CreationDate");
+  } else {
+    if (!m_pDocument->GetPermissions(FPDFPERM_MODIFY))
+      return FALSE;
+
+    CFX_WideString csCreationDate;
+    vp >> csCreationDate;
+    pDictionary->SetAtString("CreationDate", PDF_EncodeText(csCreationDate));
+    m_pDocument->SetChangeMark();
+  }
+  return TRUE;
+}
+
+FX_BOOL Document::creator(IJS_Context* cc,
+                          CJS_PropValue& vp,
+                          CFX_WideString& sError) {
+  CPDF_Dictionary* pDictionary = m_pDocument->GetPDFDocument()->GetInfo();
+  if (!pDictionary)
+    return FALSE;
+
+  if (vp.IsGetting()) {
+    vp << pDictionary->GetUnicodeTextBy("Creator");
+  } else {
+    if (!m_pDocument->GetPermissions(FPDFPERM_MODIFY))
+      return FALSE;
+
+    CFX_WideString csCreator;
+    vp >> csCreator;
+    pDictionary->SetAtString("Creator", PDF_EncodeText(csCreator));
+    m_pDocument->SetChangeMark();
+  }
+  return TRUE;
+}
+
+FX_BOOL Document::delay(IJS_Context* cc,
+                        CJS_PropValue& vp,
+                        CFX_WideString& sError) {
+  if (vp.IsGetting()) {
+    vp << m_bDelay;
+  } else {
+    if (!m_pDocument->GetPermissions(FPDFPERM_MODIFY))
+      return FALSE;
+
+    vp >> m_bDelay;
+    if (m_bDelay) {
+      for (int i = 0, sz = m_DelayData.GetSize(); i < sz; i++)
+        delete m_DelayData.GetAt(i);
+
+      m_DelayData.RemoveAll();
+    } else {
+      CFX_ArrayTemplate<CJS_DelayData*> DelayDataToProcess;
+      for (int i = 0, sz = m_DelayData.GetSize(); i < sz; i++) {
+        if (CJS_DelayData* pData = m_DelayData.GetAt(i)) {
+          DelayDataToProcess.Add(pData);
+          m_DelayData.SetAt(i, NULL);
+        }
+      }
+      m_DelayData.RemoveAll();
+      for (int i = 0, sz = DelayDataToProcess.GetSize(); i < sz; i++) {
+        CJS_DelayData* pData = DelayDataToProcess.GetAt(i);
+        Field::DoDelay(m_pDocument, pData);
+        DelayDataToProcess.SetAt(i, NULL);
+        delete pData;
+      }
+    }
+  }
+  return TRUE;
+}
+
+FX_BOOL Document::keywords(IJS_Context* cc,
+                           CJS_PropValue& vp,
+                           CFX_WideString& sError) {
+  CPDF_Dictionary* pDictionary = m_pDocument->GetPDFDocument()->GetInfo();
+  if (!pDictionary)
+    return FALSE;
+
+  if (vp.IsGetting()) {
+    vp << pDictionary->GetUnicodeTextBy("Keywords");
+  } else {
+    if (!m_pDocument->GetPermissions(FPDFPERM_MODIFY))
+      return FALSE;
+
+    CFX_WideString csKeywords;
+    vp >> csKeywords;
+    pDictionary->SetAtString("Keywords", PDF_EncodeText(csKeywords));
+    m_pDocument->SetChangeMark();
+  }
+  return TRUE;
+}
+
+FX_BOOL Document::modDate(IJS_Context* cc,
+                          CJS_PropValue& vp,
+                          CFX_WideString& sError) {
+  CPDF_Dictionary* pDictionary = m_pDocument->GetPDFDocument()->GetInfo();
+  if (!pDictionary)
+    return FALSE;
+
+  if (vp.IsGetting()) {
+    vp << pDictionary->GetUnicodeTextBy("ModDate");
+  } else {
+    if (!m_pDocument->GetPermissions(FPDFPERM_MODIFY))
+      return FALSE;
+
+    CFX_WideString csmodDate;
+    vp >> csmodDate;
+    pDictionary->SetAtString("ModDate", PDF_EncodeText(csmodDate));
+    m_pDocument->SetChangeMark();
+  }
+  return TRUE;
+}
+
+FX_BOOL Document::producer(IJS_Context* cc,
+                           CJS_PropValue& vp,
+                           CFX_WideString& sError) {
+  CPDF_Dictionary* pDictionary = m_pDocument->GetPDFDocument()->GetInfo();
+  if (!pDictionary)
+    return FALSE;
+
+  if (vp.IsGetting()) {
+    vp << pDictionary->GetUnicodeTextBy("Producer");
+  } else {
+    if (!m_pDocument->GetPermissions(FPDFPERM_MODIFY))
+      return FALSE;
+
+    CFX_WideString csproducer;
+    vp >> csproducer;
+    pDictionary->SetAtString("Producer", PDF_EncodeText(csproducer));
+    m_pDocument->SetChangeMark();
+  }
+  return TRUE;
+}
+
+FX_BOOL Document::subject(IJS_Context* cc,
+                          CJS_PropValue& vp,
+                          CFX_WideString& sError) {
+  CPDF_Dictionary* pDictionary = m_pDocument->GetPDFDocument()->GetInfo();
+  if (!pDictionary)
+    return FALSE;
+
+  if (vp.IsGetting()) {
+    vp << pDictionary->GetUnicodeTextBy("Subject");
+  } else {
+    if (!m_pDocument->GetPermissions(FPDFPERM_MODIFY))
+      return FALSE;
+
+    CFX_WideString cssubject;
+    vp >> cssubject;
+    pDictionary->SetAtString("Subject", PDF_EncodeText(cssubject));
+    m_pDocument->SetChangeMark();
+  }
+  return TRUE;
+}
+
+FX_BOOL Document::title(IJS_Context* cc,
+                        CJS_PropValue& vp,
+                        CFX_WideString& sError) {
+  if (!m_pDocument || !m_pDocument->GetUnderlyingDocument())
+    return FALSE;
+
+  CPDF_Dictionary* pDictionary = m_pDocument->GetPDFDocument()->GetInfo();
+  if (!pDictionary)
+    return FALSE;
+
+  if (vp.IsGetting()) {
+    vp << pDictionary->GetUnicodeTextBy("Title");
+  } else {
+    if (!m_pDocument->GetPermissions(FPDFPERM_MODIFY))
+      return FALSE;
+
+    CFX_WideString cstitle;
+    vp >> cstitle;
+    pDictionary->SetAtString("Title", PDF_EncodeText(cstitle));
+    m_pDocument->SetChangeMark();
+  }
+  return TRUE;
+}
+
+FX_BOOL Document::numPages(IJS_Context* cc,
+                           CJS_PropValue& vp,
+                           CFX_WideString& sError) {
+  if (vp.IsSetting()) {
+    CJS_Context* pContext = static_cast<CJS_Context*>(cc);
+    sError = JSGetStringFromID(pContext, IDS_STRING_JSREADONLY);
+    return FALSE;
+  }
+  vp << m_pDocument->GetPageCount();
+  return TRUE;
+}
+
+FX_BOOL Document::external(IJS_Context* cc,
+                           CJS_PropValue& vp,
+                           CFX_WideString& sError) {
+  // In Chrome case,should always return true.
+  if (vp.IsGetting()) {
+    vp << true;
+  }
+  return TRUE;
+}
+
+FX_BOOL Document::filesize(IJS_Context* cc,
+                           CJS_PropValue& vp,
+                           CFX_WideString& sError) {
+  if (vp.IsSetting()) {
+    CJS_Context* pContext = static_cast<CJS_Context*>(cc);
+    sError = JSGetStringFromID(pContext, IDS_STRING_JSREADONLY);
+    return FALSE;
+  }
+  vp << 0;
+  return TRUE;
+}
+
+FX_BOOL Document::mouseX(IJS_Context* cc,
+                         CJS_PropValue& vp,
+                         CFX_WideString& sError) {
+  return TRUE;
+}
+
+FX_BOOL Document::mouseY(IJS_Context* cc,
+                         CJS_PropValue& vp,
+                         CFX_WideString& sError) {
+  return TRUE;
+}
+
+FX_BOOL Document::baseURL(IJS_Context* cc,
+                          CJS_PropValue& vp,
+                          CFX_WideString& sError) {
+  if (vp.IsGetting()) {
+    vp << m_cwBaseURL;
+  } else {
+    vp >> m_cwBaseURL;
+  }
+  return TRUE;
+}
+
+FX_BOOL Document::calculate(IJS_Context* cc,
+                            CJS_PropValue& vp,
+                            CFX_WideString& sError) {
+  CPDFSDK_InterForm* pInterForm =
+      (CPDFSDK_InterForm*)m_pDocument->GetInterForm();
+
+  if (vp.IsGetting()) {
+    if (pInterForm->IsCalculateEnabled())
+      vp << true;
+    else
+      vp << false;
+  } else {
+    bool bCalculate;
+    vp >> bCalculate;
+
+    pInterForm->EnableCalculate(bCalculate);
+  }
+
+  return TRUE;
+}
+
+FX_BOOL Document::documentFileName(IJS_Context* cc,
+                                   CJS_PropValue& vp,
+                                   CFX_WideString& sError) {
+  if (vp.IsSetting()) {
+    CJS_Context* pContext = static_cast<CJS_Context*>(cc);
+    sError = JSGetStringFromID(pContext, IDS_STRING_JSREADONLY);
+    return FALSE;
+  }
+  CFX_WideString wsFilePath = m_pDocument->GetPath();
+  int32_t i = wsFilePath.GetLength() - 1;
+  for (; i >= 0; i--) {
+    if (wsFilePath.GetAt(i) == L'\\' || wsFilePath.GetAt(i) == L'/')
+      break;
+  }
+  if (i >= 0 && i < wsFilePath.GetLength() - 1) {
+    vp << (wsFilePath.GetBuffer(wsFilePath.GetLength()) + i + 1);
+  } else {
+    vp << L"";
+  }
+  return TRUE;
+}
+
+FX_BOOL Document::path(IJS_Context* cc,
+                       CJS_PropValue& vp,
+                       CFX_WideString& sError) {
+  if (vp.IsSetting()) {
+    CJS_Context* pContext = static_cast<CJS_Context*>(cc);
+    sError = JSGetStringFromID(pContext, IDS_STRING_JSREADONLY);
+    return FALSE;
+  }
+  vp << app::SysPathToPDFPath(m_pDocument->GetPath());
+  return TRUE;
+}
+
+FX_BOOL Document::pageWindowRect(IJS_Context* cc,
+                                 CJS_PropValue& vp,
+                                 CFX_WideString& sError) {
+  return TRUE;
+}
+
+FX_BOOL Document::layout(IJS_Context* cc,
+                         CJS_PropValue& vp,
+                         CFX_WideString& sError) {
+  return TRUE;
+}
+
+FX_BOOL Document::addLink(IJS_Context* cc,
+                          const std::vector<CJS_Value>& params,
+                          CJS_Value& vRet,
+                          CFX_WideString& sError) {
+  return TRUE;
+}
+
+FX_BOOL Document::closeDoc(IJS_Context* cc,
+                           const std::vector<CJS_Value>& params,
+                           CJS_Value& vRet,
+                           CFX_WideString& sError) {
+  return TRUE;
+}
+
+FX_BOOL Document::getPageBox(IJS_Context* cc,
+                             const std::vector<CJS_Value>& params,
+                             CJS_Value& vRet,
+                             CFX_WideString& sError) {
+  return TRUE;
+}
+
+FX_BOOL Document::getAnnot(IJS_Context* cc,
+                           const std::vector<CJS_Value>& params,
+                           CJS_Value& vRet,
+                           CFX_WideString& sError) {
+  return TRUE;
+}
+
+FX_BOOL Document::getAnnots(IJS_Context* cc,
+                            const std::vector<CJS_Value>& params,
+                            CJS_Value& vRet,
+                            CFX_WideString& sError) {
+  vRet.SetNull();
+  return TRUE;
+}
+
+FX_BOOL Document::getAnnot3D(IJS_Context* cc,
+                             const std::vector<CJS_Value>& params,
+                             CJS_Value& vRet,
+                             CFX_WideString& sError) {
+  vRet.SetNull();
+  return TRUE;
+}
+
+FX_BOOL Document::getAnnots3D(IJS_Context* cc,
+                              const std::vector<CJS_Value>& params,
+                              CJS_Value& vRet,
+                              CFX_WideString& sError) {
+  vRet = CJS_Value::VT_undefined;
+  return TRUE;
+}
+
+FX_BOOL Document::getOCGs(IJS_Context* cc,
+                          const std::vector<CJS_Value>& params,
+                          CJS_Value& vRet,
+                          CFX_WideString& sError) {
+  return TRUE;
+}
+
+FX_BOOL Document::getLinks(IJS_Context* cc,
+                           const std::vector<CJS_Value>& params,
+                           CJS_Value& vRet,
+                           CFX_WideString& sError) {
+  return TRUE;
+}
+
+bool Document::IsEnclosedInRect(CFX_FloatRect rect, CFX_FloatRect LinkRect) {
+  return (rect.left <= LinkRect.left && rect.top <= LinkRect.top &&
+          rect.right >= LinkRect.right && rect.bottom >= LinkRect.bottom);
+}
+
+FX_BOOL Document::addIcon(IJS_Context* cc,
+                          const std::vector<CJS_Value>& params,
+                          CJS_Value& vRet,
+                          CFX_WideString& sError) {
+  CJS_Context* pContext = (CJS_Context*)cc;
+  if (params.size() != 2) {
+    sError = JSGetStringFromID(pContext, IDS_STRING_JSPARAMERROR);
+    return FALSE;
+  }
+  CFX_WideString swIconName = params[0].ToCFXWideString();
+
+  if (params[1].GetType() != CJS_Value::VT_object) {
+    sError = JSGetStringFromID(pContext, IDS_STRING_JSTYPEERROR);
+    return FALSE;
+  }
+
+  v8::Local<v8::Object> pJSIcon = params[1].ToV8Object();
+  if (FXJS_GetObjDefnID(pJSIcon) != CJS_Icon::g_nObjDefnID) {
+    sError = JSGetStringFromID(pContext, IDS_STRING_JSTYPEERROR);
+    return FALSE;
+  }
+
+  CJS_EmbedObj* pEmbedObj = params[1].ToCJSObject()->GetEmbedObject();
+  if (!pEmbedObj) {
+    sError = JSGetStringFromID(pContext, IDS_STRING_JSTYPEERROR);
+    return FALSE;
+  }
+
+  m_IconList.push_back(std::unique_ptr<IconElement>(
+      new IconElement(swIconName, (Icon*)pEmbedObj)));
+  return TRUE;
+}
+
+FX_BOOL Document::icons(IJS_Context* cc,
+                        CJS_PropValue& vp,
+                        CFX_WideString& sError) {
+  if (vp.IsSetting()) {
+    CJS_Context* pContext = static_cast<CJS_Context*>(cc);
+    sError = JSGetStringFromID(pContext, IDS_STRING_JSREADONLY);
+    return FALSE;
+  }
+
+  if (m_IconList.empty()) {
+    vp.SetNull();
+    return TRUE;
+  }
+
+  CJS_Runtime* pRuntime = CJS_Runtime::FromContext(cc);
+  CJS_Array Icons(pRuntime);
+
+  int i = 0;
+  for (const auto& pIconElement : m_IconList) {
+    v8::Local<v8::Object> pObj = FXJS_NewFxDynamicObj(
+        pRuntime->GetIsolate(), pRuntime, CJS_Icon::g_nObjDefnID);
+    if (pObj.IsEmpty())
+      return FALSE;
+
+    CJS_Icon* pJS_Icon = (CJS_Icon*)FXJS_GetPrivate(m_isolate, pObj);
+    if (!pJS_Icon)
+      return FALSE;
+
+    Icon* pIcon = (Icon*)pJS_Icon->GetEmbedObject();
+    if (!pIcon)
+      return FALSE;
+
+    pIcon->SetStream(pIconElement->IconStream->GetStream());
+    pIcon->SetIconName(pIconElement->IconName);
+    Icons.SetElement(i++, CJS_Value(pRuntime, pJS_Icon));
+  }
+
+  vp << Icons;
+  return TRUE;
+}
+
+FX_BOOL Document::getIcon(IJS_Context* cc,
+                          const std::vector<CJS_Value>& params,
+                          CJS_Value& vRet,
+                          CFX_WideString& sError) {
+  CJS_Context* pContext = (CJS_Context*)cc;
+  if (params.size() != 1) {
+    sError = JSGetStringFromID(pContext, IDS_STRING_JSPARAMERROR);
+    return FALSE;
+  }
+
+  if (m_IconList.empty())
+    return FALSE;
+
+  CFX_WideString swIconName = params[0].ToCFXWideString();
+  CJS_Runtime* pRuntime = pContext->GetJSRuntime();
+
+  for (const auto& pIconElement : m_IconList) {
+    if (pIconElement->IconName == swIconName) {
+      Icon* pRetIcon = pIconElement->IconStream;
+
+      v8::Local<v8::Object> pObj = FXJS_NewFxDynamicObj(
+          pRuntime->GetIsolate(), pRuntime, CJS_Icon::g_nObjDefnID);
+      if (pObj.IsEmpty())
+        return FALSE;
+
+      CJS_Icon* pJS_Icon = (CJS_Icon*)FXJS_GetPrivate(m_isolate, pObj);
+      if (!pJS_Icon)
+        return FALSE;
+
+      Icon* pIcon = (Icon*)pJS_Icon->GetEmbedObject();
+      if (!pIcon)
+        return FALSE;
+
+      pIcon->SetIconName(swIconName);
+      pIcon->SetStream(pRetIcon->GetStream());
+      vRet = pJS_Icon;
+      return TRUE;
+    }
+  }
+
+  return FALSE;
+}
+
+FX_BOOL Document::removeIcon(IJS_Context* cc,
+                             const std::vector<CJS_Value>& params,
+                             CJS_Value& vRet,
+                             CFX_WideString& sError) {
+  // Unsafe, no supported.
+  return TRUE;
+}
+
+FX_BOOL Document::createDataObject(IJS_Context* cc,
+                                   const std::vector<CJS_Value>& params,
+                                   CJS_Value& vRet,
+                                   CFX_WideString& sError) {
+  // Unsafe, not implemented.
+  return TRUE;
+}
+
+FX_BOOL Document::media(IJS_Context* cc,
+                        CJS_PropValue& vp,
+                        CFX_WideString& sError) {
+  return TRUE;
+}
+
+FX_BOOL Document::calculateNow(IJS_Context* cc,
+                               const std::vector<CJS_Value>& params,
+                               CJS_Value& vRet,
+                               CFX_WideString& sError) {
+  if (!(m_pDocument->GetPermissions(FPDFPERM_MODIFY) ||
+        m_pDocument->GetPermissions(FPDFPERM_ANNOT_FORM) ||
+        m_pDocument->GetPermissions(FPDFPERM_FILL_FORM)))
+    return FALSE;
+
+  CPDFSDK_InterForm* pInterForm =
+      (CPDFSDK_InterForm*)m_pDocument->GetInterForm();
+  pInterForm->OnCalculate();
+  return TRUE;
+}
+
+FX_BOOL Document::Collab(IJS_Context* cc,
+                         CJS_PropValue& vp,
+                         CFX_WideString& sError) {
+  return TRUE;
+}
+
+FX_BOOL Document::getPageNthWord(IJS_Context* cc,
+                                 const std::vector<CJS_Value>& params,
+                                 CJS_Value& vRet,
+                                 CFX_WideString& sError) {
+  if (!m_pDocument->GetPermissions(FPDFPERM_EXTRACT_ACCESS))
+    return FALSE;
+
+  int nPageNo = params.size() > 0 ? params[0].ToInt() : 0;
+  int nWordNo = params.size() > 1 ? params[1].ToInt() : 0;
+  bool bStrip = params.size() > 2 ? params[2].ToBool() : true;
+
+  CPDF_Document* pDocument = m_pDocument->GetPDFDocument();
+  if (!pDocument)
+    return FALSE;
+
+  CJS_Context* pContext = static_cast<CJS_Context*>(cc);
+  if (nPageNo < 0 || nPageNo >= pDocument->GetPageCount()) {
+    sError = JSGetStringFromID(pContext, IDS_STRING_JSVALUEERROR);
+    return FALSE;
+  }
+
+  CPDF_Dictionary* pPageDict = pDocument->GetPage(nPageNo);
+  if (!pPageDict)
+    return FALSE;
+
+  CPDF_Page page;
+  page.Load(pDocument, pPageDict);
+  page.ParseContent(nullptr);
+
+  int nWords = 0;
+  CFX_WideString swRet;
+  for (auto& pPageObj : *page.GetPageObjectList()) {
+    if (pPageObj->IsText()) {
+      CPDF_TextObject* pTextObj = pPageObj->AsText();
+      int nObjWords = CountWords(pTextObj);
+      if (nWords + nObjWords >= nWordNo) {
+        swRet = GetObjWordStr(pTextObj, nWordNo - nWords);
+        break;
+      }
+      nWords += nObjWords;
+    }
+  }
+
+  if (bStrip) {
+    swRet.TrimLeft();
+    swRet.TrimRight();
+  }
+
+  vRet = swRet.c_str();
+  return TRUE;
+}
+
+FX_BOOL Document::getPageNthWordQuads(IJS_Context* cc,
+                                      const std::vector<CJS_Value>& params,
+                                      CJS_Value& vRet,
+                                      CFX_WideString& sError) {
+  if (!m_pDocument->GetPermissions(FPDFPERM_EXTRACT_ACCESS))
+    return FALSE;
+
+  return FALSE;
+}
+
+FX_BOOL Document::getPageNumWords(IJS_Context* cc,
+                                  const std::vector<CJS_Value>& params,
+                                  CJS_Value& vRet,
+                                  CFX_WideString& sError) {
+  if (!m_pDocument->GetPermissions(FPDFPERM_EXTRACT_ACCESS))
+    return FALSE;
+
+  int nPageNo = params.size() > 0 ? params[0].ToInt() : 0;
+  CPDF_Document* pDocument = m_pDocument->GetPDFDocument();
+  CJS_Context* pContext = static_cast<CJS_Context*>(cc);
+  if (nPageNo < 0 || nPageNo >= pDocument->GetPageCount()) {
+    sError = JSGetStringFromID(pContext, IDS_STRING_JSVALUEERROR);
+    return FALSE;
+  }
+
+  CPDF_Dictionary* pPageDict = pDocument->GetPage(nPageNo);
+  if (!pPageDict)
+    return FALSE;
+
+  CPDF_Page page;
+  page.Load(pDocument, pPageDict);
+  page.ParseContent(nullptr);
+
+  int nWords = 0;
+  for (auto& pPageObj : *page.GetPageObjectList()) {
+    if (pPageObj->IsText())
+      nWords += CountWords(pPageObj->AsText());
+  }
+
+  vRet = nWords;
+  return TRUE;
+}
+
+FX_BOOL Document::getPrintParams(IJS_Context* cc,
+                                 const std::vector<CJS_Value>& params,
+                                 CJS_Value& vRet,
+                                 CFX_WideString& sError) {
+  CJS_Context* pContext = (CJS_Context*)cc;
+  CJS_Runtime* pRuntime = pContext->GetJSRuntime();
+  v8::Local<v8::Object> pRetObj = FXJS_NewFxDynamicObj(
+      pRuntime->GetIsolate(), pRuntime, CJS_PrintParamsObj::g_nObjDefnID);
+
+  // Not implemented yet.
+
+  vRet = pRetObj;
+  return TRUE;
+}
+
+#define ISLATINWORD(u) (u != 0x20 && u <= 0x28FF)
+
+int Document::CountWords(CPDF_TextObject* pTextObj) {
+  if (!pTextObj)
+    return 0;
+
+  int nWords = 0;
+
+  CPDF_Font* pFont = pTextObj->GetFont();
+  if (!pFont)
+    return 0;
+
+  FX_BOOL bIsLatin = FALSE;
+
+  for (int i = 0, sz = pTextObj->CountChars(); i < sz; i++) {
+    FX_DWORD charcode = -1;
+    FX_FLOAT kerning;
+
+    pTextObj->GetCharInfo(i, charcode, kerning);
+    CFX_WideString swUnicode = pFont->UnicodeFromCharCode(charcode);
+
+    FX_WORD unicode = 0;
+    if (swUnicode.GetLength() > 0)
+      unicode = swUnicode[0];
+
+    if (ISLATINWORD(unicode) && bIsLatin)
+      continue;
+
+    bIsLatin = ISLATINWORD(unicode);
+    if (unicode != 0x20)
+      nWords++;
+  }
+
+  return nWords;
+}
+
+CFX_WideString Document::GetObjWordStr(CPDF_TextObject* pTextObj,
+                                       int nWordIndex) {
+  CFX_WideString swRet;
+
+  CPDF_Font* pFont = pTextObj->GetFont();
+  if (!pFont)
+    return L"";
+
+  int nWords = 0;
+  FX_BOOL bIsLatin = FALSE;
+
+  for (int i = 0, sz = pTextObj->CountChars(); i < sz; i++) {
+    FX_DWORD charcode = -1;
+    FX_FLOAT kerning;
+
+    pTextObj->GetCharInfo(i, charcode, kerning);
+    CFX_WideString swUnicode = pFont->UnicodeFromCharCode(charcode);
+
+    FX_WORD unicode = 0;
+    if (swUnicode.GetLength() > 0)
+      unicode = swUnicode[0];
+
+    if (ISLATINWORD(unicode) && bIsLatin) {
+    } else {
+      bIsLatin = ISLATINWORD(unicode);
+      if (unicode != 0x20)
+        nWords++;
+    }
+
+    if (nWords - 1 == nWordIndex)
+      swRet += unicode;
+  }
+
+  return swRet;
+}
+
+FX_BOOL Document::zoom(IJS_Context* cc,
+                       CJS_PropValue& vp,
+                       CFX_WideString& sError) {
+  return TRUE;
+}
+
+/**
+(none,  NoVary)
+(fitP,  FitPage)
+(fitW,  FitWidth)
+(fitH,  FitHeight)
+(fitV,  FitVisibleWidth)
+(pref,  Preferred)
+(refW,  ReflowWidth)
+*/
+
+FX_BOOL Document::zoomType(IJS_Context* cc,
+                           CJS_PropValue& vp,
+                           CFX_WideString& sError) {
+  return TRUE;
+}
+
+FX_BOOL Document::deletePages(IJS_Context* cc,
+                              const std::vector<CJS_Value>& params,
+                              CJS_Value& vRet,
+                              CFX_WideString& sError) {
+  // Unsafe, no supported.
+  return TRUE;
+}
+
+FX_BOOL Document::extractPages(IJS_Context* cc,
+                               const std::vector<CJS_Value>& params,
+                               CJS_Value& vRet,
+                               CFX_WideString& sError) {
+  // Unsafe, not supported.
+  return TRUE;
+}
+
+FX_BOOL Document::insertPages(IJS_Context* cc,
+                              const std::vector<CJS_Value>& params,
+                              CJS_Value& vRet,
+                              CFX_WideString& sError) {
+  // Unsafe, not supported.
+  return TRUE;
+}
+
+FX_BOOL Document::replacePages(IJS_Context* cc,
+                               const std::vector<CJS_Value>& params,
+                               CJS_Value& vRet,
+                               CFX_WideString& sError) {
+  // Unsafe, not supported.
+  return TRUE;
+}
+
+FX_BOOL Document::getURL(IJS_Context* cc,
+                         const std::vector<CJS_Value>& params,
+                         CJS_Value& vRet,
+                         CFX_WideString& sError) {
+  // Unsafe, not supported.
+  return TRUE;
+}
+
+void Document::AddDelayData(CJS_DelayData* pData) {
+  m_DelayData.Add(pData);
+}
+
+void Document::DoFieldDelay(const CFX_WideString& sFieldName,
+                            int nControlIndex) {
+  CFX_DWordArray DelArray;
+  CFX_ArrayTemplate<CJS_DelayData*> DelayDataForFieldAndControlIndex;
+
+  for (int i = 0, sz = m_DelayData.GetSize(); i < sz; i++) {
+    if (CJS_DelayData* pData = m_DelayData.GetAt(i)) {
+      if (pData->sFieldName == sFieldName &&
+          pData->nControlIndex == nControlIndex) {
+        DelayDataForFieldAndControlIndex.Add(pData);
+        m_DelayData.SetAt(i, NULL);
+        DelArray.Add(i);
+      }
+    }
+  }
+
+  for (int j = DelArray.GetSize() - 1; j >= 0; j--) {
+    m_DelayData.RemoveAt(DelArray[j]);
+  }
+
+  for (int i = 0, sz = DelayDataForFieldAndControlIndex.GetSize(); i < sz;
+       i++) {
+    CJS_DelayData* pData = DelayDataForFieldAndControlIndex.GetAt(i);
+    Field::DoDelay(m_pDocument, pData);
+    DelayDataForFieldAndControlIndex.SetAt(i, NULL);
+    delete pData;
+  }
+}
+
+CJS_Document* Document::GetCJSDoc() const {
+  return static_cast<CJS_Document*>(m_pJSObject);
+}