| // Copyright 2014 PDFium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com |
| |
| #ifndef FPDFSDK_FPDFXFA_CPDFXFA_CONTEXT_H_ |
| #define FPDFSDK_FPDFXFA_CPDFXFA_CONTEXT_H_ |
| |
| #include <memory> |
| #include <vector> |
| |
| #include "core/fpdfapi/parser/cpdf_document.h" |
| #include "core/fxcrt/cfx_timer.h" |
| #include "core/fxcrt/fx_system.h" |
| #include "core/fxcrt/observed_ptr.h" |
| #include "core/fxcrt/retain_ptr.h" |
| #include "core/fxcrt/unowned_ptr.h" |
| #include "fpdfsdk/cpdfsdk_formfillenvironment.h" |
| #include "fpdfsdk/fpdfxfa/cpdfxfa_page.h" |
| #include "fxjs/gc/heap.h" |
| #include "v8/include/cppgc/persistent.h" |
| #include "xfa/fxfa/cxfa_ffapp.h" |
| #include "xfa/fxfa/cxfa_ffdoc.h" |
| |
| class CFX_XMLDocument; |
| class CJS_Runtime; |
| class CPDFXFA_DocEnvironment; |
| |
| enum LoadStatus { |
| FXFA_LOADSTATUS_PRELOAD = 0, |
| FXFA_LOADSTATUS_LOADING, |
| FXFA_LOADSTATUS_LOADED, |
| FXFA_LOADSTATUS_CLOSING, |
| }; |
| |
| // Per-process initializations. |
| void CPDFXFA_ModuleInit(); |
| void CPDFXFA_ModuleDestroy(); |
| |
| class CPDFXFA_Context final : public CPDF_Document::Extension, |
| public CXFA_FFApp::CallbackIface { |
| public: |
| explicit CPDFXFA_Context(CPDF_Document* pPDFDoc); |
| ~CPDFXFA_Context() override; |
| |
| bool LoadXFADoc(); |
| LoadStatus GetLoadStatus() const { return m_nLoadStatus; } |
| FormType GetFormType() const { return m_FormType; } |
| int GetOriginalPageCount() const { return m_nPageCount; } |
| void SetOriginalPageCount(int count) { |
| m_nPageCount = count; |
| m_XFAPageList.resize(count); |
| } |
| |
| CFX_XMLDocument* GetXMLDoc() { return m_pXML.get(); } |
| CXFA_FFDoc* GetXFADoc() { return m_pXFADoc; } |
| CXFA_FFDocView* GetXFADocView() const { return m_pXFADocView.Get(); } |
| CPDFSDK_FormFillEnvironment* GetFormFillEnv() const { |
| return m_pFormFillEnv.Get(); |
| } |
| void SetFormFillEnv(CPDFSDK_FormFillEnvironment* pFormFillEnv); |
| RetainPtr<CPDFXFA_Page> GetOrCreateXFAPage(int page_index); |
| RetainPtr<CPDFXFA_Page> GetXFAPage(int page_index); |
| RetainPtr<CPDFXFA_Page> GetXFAPage(CXFA_FFPageView* pPage) const; |
| void ClearChangeMark(); |
| |
| // CPDF_Document::Extension: |
| CPDF_Document* GetPDFDoc() const override; |
| int GetPageCount() const override; |
| void DeletePage(int page_index) override; |
| uint32_t GetUserPermissions() const override; |
| bool ContainsExtensionForm() const override; |
| bool ContainsExtensionFullForm() const override; |
| bool ContainsExtensionForegroundForm() const override; |
| |
| // CXFA_FFApp::CallbackIface: |
| WideString GetLanguage() override; |
| WideString GetPlatform() override; |
| WideString GetAppName() override; |
| WideString GetAppTitle() const override; |
| void Beep(uint32_t dwType) override; |
| int32_t MsgBox(const WideString& wsMessage, |
| const WideString& wsTitle, |
| uint32_t dwIconType, |
| uint32_t dwButtonType) override; |
| WideString Response(const WideString& wsQuestion, |
| const WideString& wsTitle, |
| const WideString& wsDefaultAnswer, |
| bool bMark) override; |
| RetainPtr<IFX_SeekableReadStream> DownloadURL( |
| const WideString& wsURL) override; |
| bool PostRequestURL(const WideString& wsURL, |
| const WideString& wsData, |
| const WideString& wsContentType, |
| const WideString& wsEncode, |
| const WideString& wsHeader, |
| WideString& wsResponse) override; |
| bool PutRequestURL(const WideString& wsURL, |
| const WideString& wsData, |
| const WideString& wsEncode) override; |
| CFX_Timer::HandlerIface* GetTimerHandler() const override; |
| cppgc::Heap* GetGCHeap() const override; |
| |
| bool SaveDatasetsPackage(const RetainPtr<IFX_SeekableStream>& pStream); |
| bool SaveFormPackage(const RetainPtr<IFX_SeekableStream>& pStream); |
| void SendPostSaveToXFADoc(); |
| void SendPreSaveToXFADoc( |
| std::vector<RetainPtr<IFX_SeekableStream>>* fileList); |
| |
| private: |
| CJS_Runtime* GetCJSRuntime() const; |
| bool SavePackage(const RetainPtr<IFX_SeekableStream>& pStream, |
| XFA_HashCode code); |
| |
| FormType m_FormType = FormType::kNone; |
| LoadStatus m_nLoadStatus = FXFA_LOADSTATUS_PRELOAD; |
| int m_nPageCount = 0; |
| |
| // The order in which the following members are destroyed is critical. |
| UnownedPtr<CPDF_Document> const m_pPDFDoc; |
| std::unique_ptr<CFX_XMLDocument> m_pXML; |
| ObservedPtr<CPDFSDK_FormFillEnvironment> m_pFormFillEnv; |
| std::vector<RetainPtr<CPDFXFA_Page>> m_XFAPageList; |
| |
| // Can't outlive |m_pFormFillEnv|. |
| std::unique_ptr<CPDFXFA_DocEnvironment> m_pDocEnv; |
| |
| FXGCScopedHeap m_pGCHeap; |
| cppgc::Persistent<CXFA_FFApp> m_pXFAApp; // can't outlive |m_pGCHeap| |
| cppgc::Persistent<CXFA_FFDoc> m_pXFADoc; // Can't outlive |m_pGCHeap| |
| cppgc::Persistent<CXFA_FFDocView> m_pXFADocView; // Can't outlive |m_pGCHeap| |
| }; |
| |
| #endif // FPDFSDK_FPDFXFA_CPDFXFA_CONTEXT_H_ |