Split fsdk_mgr files apart.

fpdfsdk/cpdfsdk_pageview.cpp

-// Copyright 2014 PDFium Authors. All rights reserved.
+// Copyright 2016 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/include/fsdk_mgr.h"
+#include "fpdfsdk/include/cpdfsdk_pageview.h"
 
-#include <algorithm>
-#include <memory>
-
-#include "core/fpdfapi/fpdf_page/include/cpdf_page.h"
-#include "core/fpdfapi/fpdf_parser/include/cpdf_array.h"
 #include "core/fpdfapi/fpdf_parser/include/cpdf_document.h"
 #include "core/fpdfapi/fpdf_render/include/cpdf_renderoptions.h"
-#include "core/fpdfdoc/include/cpdf_docjsactions.h"
+#include "core/fpdfdoc/include/cpdf_annotlist.h"
 #include "core/fpdfdoc/include/cpdf_interform.h"
-#include "core/fxcrt/include/cfx_retain_ptr.h"
-#include "core/fxge/include/cfx_renderdevice.h"
-#include "fpdfsdk/formfiller/cffl_formfiller.h"
+#include "fpdfsdk/include/cpdfdoc_environment.h"
+#include "fpdfsdk/include/cpdfsdk_annot.h"
 #include "fpdfsdk/include/cpdfsdk_annothandlermgr.h"
 #include "fpdfsdk/include/cpdfsdk_annotiterator.h"
 #include "fpdfsdk/include/cpdfsdk_interform.h"
-#include "fpdfsdk/include/cpdfsdk_widget.h"
-#include "fpdfsdk/include/fsdk_define.h"
-#include "fpdfsdk/include/ipdfsdk_annothandler.h"
-#include "fpdfsdk/javascript/ijs_runtime.h"
-#include "public/fpdf_ext.h"
-#include "third_party/base/stl_util.h"
 
 #ifdef PDF_ENABLE_XFA
-#include "fpdfsdk/fpdfxfa/include/fpdfxfa_app.h"
-#include "fpdfsdk/fpdfxfa/include/fpdfxfa_doc.h"
 #include "fpdfsdk/fpdfxfa/include/fpdfxfa_page.h"
-#include "fpdfsdk/fpdfxfa/include/fpdfxfa_util.h"
 #include "xfa/fxfa/include/xfa_ffdocview.h"
 #include "xfa/fxfa/include/xfa_ffpageview.h"
 #include "xfa/fxfa/include/xfa_ffwidgethandler.h"
 #include "xfa/fxfa/include/xfa_rendercontext.h"
 #include "xfa/fxgraphics/include/cfx_graphics.h"
 #endif  // PDF_ENABLE_XFA
 
-#if _FX_OS_ == _FX_ANDROID_
-#include "time.h"
-#else
-#include <ctime>
-#endif
-
-namespace {
-
-// NOTE: |bsUTF16LE| must outlive the use of the result. Care must be taken
-// since modifying the result would impact |bsUTF16LE|.
-FPDF_WIDESTRING AsFPDFWideString(CFX_ByteString* bsUTF16LE) {
-  return reinterpret_cast<FPDF_WIDESTRING>(
-      bsUTF16LE->GetBuffer(bsUTF16LE->GetLength()));
-}
-
-}  // namespace
-
-CPDFDoc_Environment::CPDFDoc_Environment(UnderlyingDocumentType* pDoc,
-                                         FPDF_FORMFILLINFO* pFFinfo)
-    : m_pInfo(pFFinfo), m_pSDKDoc(nullptr), m_pUnderlyingDoc(pDoc) {
-  m_pSysHandler.reset(new CFX_SystemHandler(this));
-}
-
-CPDFDoc_Environment::~CPDFDoc_Environment() {
-#ifdef PDF_ENABLE_XFA
-  CPDFXFA_App* pProvider = CPDFXFA_App::GetInstance();
-  if (pProvider->m_pEnvList.GetSize() == 0)
-    pProvider->SetJavaScriptInitialized(FALSE);
-#endif  // PDF_ENABLE_XFA
-  if (m_pInfo && m_pInfo->Release)
-    m_pInfo->Release(m_pInfo);
-}
-
-int CPDFDoc_Environment::JS_appAlert(const FX_WCHAR* Msg,
-                                     const FX_WCHAR* Title,
-                                     FX_UINT Type,
-                                     FX_UINT Icon) {
-  if (!m_pInfo || !m_pInfo->m_pJsPlatform ||
-      !m_pInfo->m_pJsPlatform->app_alert) {
-    return -1;
-  }
-  CFX_ByteString bsMsg = CFX_WideString(Msg).UTF16LE_Encode();
-  CFX_ByteString bsTitle = CFX_WideString(Title).UTF16LE_Encode();
-  return m_pInfo->m_pJsPlatform->app_alert(
-      m_pInfo->m_pJsPlatform, AsFPDFWideString(&bsMsg),
-      AsFPDFWideString(&bsTitle), Type, Icon);
-}
-
-int CPDFDoc_Environment::JS_appResponse(const FX_WCHAR* Question,
-                                        const FX_WCHAR* Title,
-                                        const FX_WCHAR* Default,
-                                        const FX_WCHAR* cLabel,
-                                        FPDF_BOOL bPassword,
-                                        void* response,
-                                        int length) {
-  if (!m_pInfo || !m_pInfo->m_pJsPlatform ||
-      !m_pInfo->m_pJsPlatform->app_response) {
-    return -1;
-  }
-  CFX_ByteString bsQuestion = CFX_WideString(Question).UTF16LE_Encode();
-  CFX_ByteString bsTitle = CFX_WideString(Title).UTF16LE_Encode();
-  CFX_ByteString bsDefault = CFX_WideString(Default).UTF16LE_Encode();
-  CFX_ByteString bsLabel = CFX_WideString(cLabel).UTF16LE_Encode();
-  return m_pInfo->m_pJsPlatform->app_response(
-      m_pInfo->m_pJsPlatform, AsFPDFWideString(&bsQuestion),
-      AsFPDFWideString(&bsTitle), AsFPDFWideString(&bsDefault),
-      AsFPDFWideString(&bsLabel), bPassword, response, length);
-}
-
-void CPDFDoc_Environment::JS_appBeep(int nType) {
-  if (!m_pInfo || !m_pInfo->m_pJsPlatform ||
-      !m_pInfo->m_pJsPlatform->app_beep) {
-    return;
-  }
-  m_pInfo->m_pJsPlatform->app_beep(m_pInfo->m_pJsPlatform, nType);
-}
-
-CFX_WideString CPDFDoc_Environment::JS_fieldBrowse() {
-  if (!m_pInfo || !m_pInfo->m_pJsPlatform ||
-      !m_pInfo->m_pJsPlatform->Field_browse) {
-    return CFX_WideString();
-  }
-  const int nRequiredLen =
-      m_pInfo->m_pJsPlatform->Field_browse(m_pInfo->m_pJsPlatform, nullptr, 0);
-  if (nRequiredLen <= 0)
-    return CFX_WideString();
-
-  std::unique_ptr<char[]> pBuff(new char[nRequiredLen]);
-  memset(pBuff.get(), 0, nRequiredLen);
-  const int nActualLen = m_pInfo->m_pJsPlatform->Field_browse(
-      m_pInfo->m_pJsPlatform, pBuff.get(), nRequiredLen);
-  if (nActualLen <= 0 || nActualLen > nRequiredLen)
-    return CFX_WideString();
-
-  return CFX_WideString::FromLocal(CFX_ByteStringC(pBuff.get(), nActualLen));
-}
-
-CFX_WideString CPDFDoc_Environment::JS_docGetFilePath() {
-  if (!m_pInfo || !m_pInfo->m_pJsPlatform ||
-      !m_pInfo->m_pJsPlatform->Doc_getFilePath) {
-    return CFX_WideString();
-  }
-  const int nRequiredLen = m_pInfo->m_pJsPlatform->Doc_getFilePath(
-      m_pInfo->m_pJsPlatform, nullptr, 0);
-  if (nRequiredLen <= 0)
-    return CFX_WideString();
-
-  std::unique_ptr<char[]> pBuff(new char[nRequiredLen]);
-  memset(pBuff.get(), 0, nRequiredLen);
-  const int nActualLen = m_pInfo->m_pJsPlatform->Doc_getFilePath(
-      m_pInfo->m_pJsPlatform, pBuff.get(), nRequiredLen);
-  if (nActualLen <= 0 || nActualLen > nRequiredLen)
-    return CFX_WideString();
-
-  return CFX_WideString::FromLocal(CFX_ByteStringC(pBuff.get(), nActualLen));
-}
-
-void CPDFDoc_Environment::JS_docSubmitForm(void* formData,
-                                           int length,
-                                           const FX_WCHAR* URL) {
-  if (!m_pInfo || !m_pInfo->m_pJsPlatform ||
-      !m_pInfo->m_pJsPlatform->Doc_submitForm) {
-    return;
-  }
-  CFX_ByteString bsDestination = CFX_WideString(URL).UTF16LE_Encode();
-  m_pInfo->m_pJsPlatform->Doc_submitForm(m_pInfo->m_pJsPlatform, formData,
-                                         length,
-                                         AsFPDFWideString(&bsDestination));
-}
-
-void CPDFDoc_Environment::JS_docmailForm(void* mailData,
-                                         int length,
-                                         FPDF_BOOL bUI,
-                                         const FX_WCHAR* To,
-                                         const FX_WCHAR* Subject,
-                                         const FX_WCHAR* CC,
-                                         const FX_WCHAR* BCC,
-                                         const FX_WCHAR* Msg) {
-  if (!m_pInfo || !m_pInfo->m_pJsPlatform ||
-      !m_pInfo->m_pJsPlatform->Doc_mail) {
-    return;
-  }
-  CFX_ByteString bsTo = CFX_WideString(To).UTF16LE_Encode();
-  CFX_ByteString bsSubject = CFX_WideString(Subject).UTF16LE_Encode();
-  CFX_ByteString bsCC = CFX_WideString(CC).UTF16LE_Encode();
-  CFX_ByteString bsBcc = CFX_WideString(BCC).UTF16LE_Encode();
-  CFX_ByteString bsMsg = CFX_WideString(Msg).UTF16LE_Encode();
-  m_pInfo->m_pJsPlatform->Doc_mail(
-      m_pInfo->m_pJsPlatform, mailData, length, bUI, AsFPDFWideString(&bsTo),
-      AsFPDFWideString(&bsSubject), AsFPDFWideString(&bsCC),
-      AsFPDFWideString(&bsBcc), AsFPDFWideString(&bsMsg));
-}
-
-void CPDFDoc_Environment::JS_docprint(FPDF_BOOL bUI,
-                                      int nStart,
-                                      int nEnd,
-                                      FPDF_BOOL bSilent,
-                                      FPDF_BOOL bShrinkToFit,
-                                      FPDF_BOOL bPrintAsImage,
-                                      FPDF_BOOL bReverse,
-                                      FPDF_BOOL bAnnotations) {
-  if (!m_pInfo || !m_pInfo->m_pJsPlatform ||
-      !m_pInfo->m_pJsPlatform->Doc_print) {
-    return;
-  }
-  m_pInfo->m_pJsPlatform->Doc_print(m_pInfo->m_pJsPlatform, bUI, nStart, nEnd,
-                                    bSilent, bShrinkToFit, bPrintAsImage,
-                                    bReverse, bAnnotations);
-}
-
-void CPDFDoc_Environment::JS_docgotoPage(int nPageNum) {
-  if (!m_pInfo || !m_pInfo->m_pJsPlatform ||
-      !m_pInfo->m_pJsPlatform->Doc_gotoPage) {
-    return;
-  }
-  m_pInfo->m_pJsPlatform->Doc_gotoPage(m_pInfo->m_pJsPlatform, nPageNum);
-}
-
-IJS_Runtime* CPDFDoc_Environment::GetJSRuntime() {
-  if (!IsJSInitiated())
-    return nullptr;
-  if (!m_pJSRuntime)
-    m_pJSRuntime.reset(IJS_Runtime::Create(this));
-  return m_pJSRuntime.get();
-}
-
-CPDFSDK_AnnotHandlerMgr* CPDFDoc_Environment::GetAnnotHandlerMgr() {
-  if (!m_pAnnotHandlerMgr)
-    m_pAnnotHandlerMgr.reset(new CPDFSDK_AnnotHandlerMgr(this));
-  return m_pAnnotHandlerMgr.get();
-}
-
-CPDFSDK_ActionHandler* CPDFDoc_Environment::GetActionHander() {
-  if (!m_pActionHandler)
-    m_pActionHandler.reset(new CPDFSDK_ActionHandler());
-  return m_pActionHandler.get();
-}
-
-CFFL_IFormFiller* CPDFDoc_Environment::GetIFormFiller() {
-  if (!m_pIFormFiller)
-    m_pIFormFiller.reset(new CFFL_IFormFiller(this));
-  return m_pIFormFiller.get();
-}
-
-// static
-CPDFSDK_Document* CPDFSDK_Document::FromFPDFFormHandle(
-    FPDF_FORMHANDLE hHandle) {
-  CPDFDoc_Environment* pEnv = static_cast<CPDFDoc_Environment*>(hHandle);
-  return pEnv ? pEnv->GetSDKDocument() : nullptr;
-}
-
-CPDFSDK_Document::CPDFSDK_Document(UnderlyingDocumentType* pDoc,
-                                   CPDFDoc_Environment* pEnv)
-    : m_pDoc(pDoc),
-      m_pFocusAnnot(nullptr),
-      m_pEnv(pEnv),
-      m_bChangeMask(FALSE),
-      m_bBeingDestroyed(FALSE) {}
-
-CPDFSDK_Document::~CPDFSDK_Document() {
-  m_bBeingDestroyed = TRUE;
-
-  for (auto& it : m_pageMap)
-    it.second->KillFocusAnnotIfNeeded();
-
-  for (auto& it : m_pageMap)
-    delete it.second;
-  m_pageMap.clear();
-}
-
-CPDFSDK_PageView* CPDFSDK_Document::GetPageView(
-    UnderlyingPageType* pUnderlyingPage,
-    bool ReNew) {
-  auto it = m_pageMap.find(pUnderlyingPage);
-  if (it != m_pageMap.end())
-    return it->second;
-
-  if (!ReNew)
-    return nullptr;
-
-  CPDFSDK_PageView* pPageView = new CPDFSDK_PageView(this, pUnderlyingPage);
-  m_pageMap[pUnderlyingPage] = pPageView;
-  // Delay to load all the annotations, to avoid endless loop.
-  pPageView->LoadFXAnnots();
-  return pPageView;
-}
-
-CPDFSDK_PageView* CPDFSDK_Document::GetCurrentView() {
-  UnderlyingPageType* pPage =
-      UnderlyingFromFPDFPage(m_pEnv->FFI_GetCurrentPage(m_pDoc));
-  return pPage ? GetPageView(pPage, true) : nullptr;
-}
-
-CPDFSDK_PageView* CPDFSDK_Document::GetPageView(int nIndex) {
-  UnderlyingPageType* pTempPage =
-      UnderlyingFromFPDFPage(m_pEnv->FFI_GetPage(m_pDoc, nIndex));
-  if (!pTempPage)
-    return nullptr;
-
-  auto it = m_pageMap.find(pTempPage);
-  return it != m_pageMap.end() ? it->second : nullptr;
-}
-
-void CPDFSDK_Document::ProcJavascriptFun() {
-  CPDF_Document* pPDFDoc = GetPDFDocument();
-  CPDF_DocJSActions docJS(pPDFDoc);
-  int iCount = docJS.CountJSActions();
-  if (iCount < 1)
-    return;
-  for (int i = 0; i < iCount; i++) {
-    CFX_ByteString csJSName;
-    CPDF_Action jsAction = docJS.GetJSAction(i, csJSName);
-    if (m_pEnv->GetActionHander())
-      m_pEnv->GetActionHander()->DoAction_JavaScript(
-          jsAction, CFX_WideString::FromLocal(csJSName.AsStringC()), this);
-  }
-}
-
-FX_BOOL CPDFSDK_Document::ProcOpenAction() {
-  if (!m_pDoc)
-    return FALSE;
-
-  CPDF_Dictionary* pRoot = GetPDFDocument()->GetRoot();
-  if (!pRoot)
-    return FALSE;
-
-  CPDF_Object* pOpenAction = pRoot->GetDictBy("OpenAction");
-  if (!pOpenAction)
-    pOpenAction = pRoot->GetArrayBy("OpenAction");
-
-  if (!pOpenAction)
-    return FALSE;
-
-  if (pOpenAction->IsArray())
-    return TRUE;
-
-  if (CPDF_Dictionary* pDict = pOpenAction->AsDictionary()) {
-    CPDF_Action action(pDict);
-    if (m_pEnv->GetActionHander())
-      m_pEnv->GetActionHander()->DoAction_DocOpen(action, this);
-    return TRUE;
-  }
-  return FALSE;
-}
-
-CPDF_OCContext* CPDFSDK_Document::GetOCContext() {
-  if (!m_pOccontent) {
-    m_pOccontent.reset(
-        new CPDF_OCContext(GetPDFDocument(), CPDF_OCContext::View));
-  }
-  return m_pOccontent.get();
-}
-
-void CPDFSDK_Document::RemovePageView(UnderlyingPageType* pUnderlyingPage) {
-  auto it = m_pageMap.find(pUnderlyingPage);
-  if (it == m_pageMap.end())
-    return;
-
-  CPDFSDK_PageView* pPageView = it->second;
-  if (pPageView->IsLocked())
-    return;
-
-  // This must happen before we remove |pPageView| from the map because
-  // |KillFocusAnnotIfNeeded| can call into the |GetPage| method which will
-  // look for this page view in the map, if it doesn't find it a new one will
-  // be created. We then have two page views pointing to the same page and
-  // bad things happen.
-  pPageView->KillFocusAnnotIfNeeded();
-
-  // Remove the page from the map to make sure we don't accidentally attempt
-  // to use the |pPageView| while we're cleaning it up.
-  m_pageMap.erase(it);
-
-  delete pPageView;
-}
-
-UnderlyingPageType* CPDFSDK_Document::GetPage(int nIndex) {
-  return UnderlyingFromFPDFPage(m_pEnv->FFI_GetPage(m_pDoc, nIndex));
-}
-
-CPDFSDK_InterForm* CPDFSDK_Document::GetInterForm() {
-  if (!m_pInterForm)
-    m_pInterForm.reset(new CPDFSDK_InterForm(this));
-  return m_pInterForm.get();
-}
-
-void CPDFSDK_Document::UpdateAllViews(CPDFSDK_PageView* pSender,
-                                      CPDFSDK_Annot* pAnnot) {
-  for (const auto& it : m_pageMap) {
-    CPDFSDK_PageView* pPageView = it.second;
-    if (pPageView != pSender) {
-      pPageView->UpdateView(pAnnot);
-    }
-  }
-}
-
-CPDFSDK_Annot* CPDFSDK_Document::GetFocusAnnot() {
-  return m_pFocusAnnot;
-}
-
-FX_BOOL CPDFSDK_Document::SetFocusAnnot(CPDFSDK_Annot* pAnnot, FX_UINT nFlag) {
-  if (m_bBeingDestroyed)
-    return FALSE;
-
-  if (m_pFocusAnnot == pAnnot)
-    return TRUE;
-
-  if (m_pFocusAnnot) {
-    if (!KillFocusAnnot(nFlag))
-      return FALSE;
-  }
-
-  if (!pAnnot)
-    return FALSE;
-
-#ifdef PDF_ENABLE_XFA
-  CPDFSDK_Annot* pLastFocusAnnot = m_pFocusAnnot;
-#endif  // PDF_ENABLE_XFA
-  CPDFSDK_PageView* pPageView = pAnnot->GetPageView();
-  if (pPageView && pPageView->IsValid()) {
-    CPDFSDK_AnnotHandlerMgr* pAnnotHandler = m_pEnv->GetAnnotHandlerMgr();
-    if (!m_pFocusAnnot) {
-#ifdef PDF_ENABLE_XFA
-      if (!pAnnotHandler->Annot_OnChangeFocus(pAnnot, pLastFocusAnnot))
-        return FALSE;
-#endif  // PDF_ENABLE_XFA
-      if (!pAnnotHandler->Annot_OnSetFocus(pAnnot, nFlag))
-        return FALSE;
-      if (!m_pFocusAnnot) {
-        m_pFocusAnnot = pAnnot;
-        return TRUE;
-      }
-    }
-  }
-  return FALSE;
-}
-
-FX_BOOL CPDFSDK_Document::KillFocusAnnot(FX_UINT nFlag) {
-  if (m_pFocusAnnot) {
-    CPDFSDK_AnnotHandlerMgr* pAnnotHandler = m_pEnv->GetAnnotHandlerMgr();
-    CPDFSDK_Annot* pFocusAnnot = m_pFocusAnnot;
-    m_pFocusAnnot = nullptr;
-
-#ifdef PDF_ENABLE_XFA
-    if (!pAnnotHandler->Annot_OnChangeFocus(nullptr, pFocusAnnot))
-      return FALSE;
-#endif  // PDF_ENABLE_XFA
-
-    if (pAnnotHandler->Annot_OnKillFocus(pFocusAnnot, nFlag)) {
-      if (pFocusAnnot->GetAnnotSubtype() == CPDF_Annot::Subtype::WIDGET) {
-        CPDFSDK_Widget* pWidget = (CPDFSDK_Widget*)pFocusAnnot;
-        int nFieldType = pWidget->GetFieldType();
-        if (FIELDTYPE_TEXTFIELD == nFieldType ||
-            FIELDTYPE_COMBOBOX == nFieldType) {
-          m_pEnv->FFI_OnSetFieldInputFocus(nullptr, nullptr, 0, FALSE);
-        }
-      }
-
-      if (!m_pFocusAnnot)
-        return TRUE;
-    } else {
-      m_pFocusAnnot = pFocusAnnot;
-    }
-  }
-  return FALSE;
-}
-
-void CPDFSDK_Document::OnCloseDocument() {
-  KillFocusAnnot();
-}
-
-FX_BOOL CPDFSDK_Document::GetPermissions(int nFlag) {
-  return GetPDFDocument()->GetUserPermissions() & nFlag;
-}
-
-IJS_Runtime* CPDFSDK_Document::GetJsRuntime() {
-  return m_pEnv->GetJSRuntime();
-}
-
-CFX_WideString CPDFSDK_Document::GetPath() {
-  return m_pEnv->JS_docGetFilePath();
-}
-
 CPDFSDK_PageView::CPDFSDK_PageView(CPDFSDK_Document* pSDKDoc,
                                    UnderlyingPageType* page)
     : m_page(page),
       m_pSDKDoc(pSDKDoc),
       m_CaptureWidget(nullptr),
 #ifndef PDF_ENABLE_XFA
       m_bOwnsPage(false),
 #endif  // PDF_ENABLE_XFA
       m_bEnterWidget(FALSE),
       m_bExitWidget(FALSE),
@@ skipping 540 matching lines @@
       return pAnnot;
   }
   return nullptr;
 }
 
 int CPDFSDK_PageView::GetPageIndexForStaticPDF() const {
   CPDF_Dictionary* pDict = GetPDFPage()->m_pFormDict;
   CPDF_Document* pDoc = m_pSDKDoc->GetPDFDocument();
   return (pDoc && pDict) ? pDoc->GetPageIndex(pDict->GetObjNum()) : -1;
 }