// 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_INCLUDE_FSDK_BASEFORM_H_ #define FPDFSDK_INCLUDE_FSDK_BASEFORM_H_ #if _FX_OS_ == _FX_ANDROID_ #include "time.h" #else #include <ctime> #endif #include <map> #include "../../core/include/fpdfapi/fpdf_parser.h" #include "../../core/include/fpdfdoc/fpdf_doc.h" #include "../../core/include/fxcrt/fx_basic.h" #include "../../core/include/fxge/fx_dib.h" #include "fsdk_baseannot.h" class CFFL_FormFiller; class CPDFSDK_Annot; class CPDFSDK_DateTime; class CPDFSDK_Document; class CPDFSDK_InterForm; class CPDFSDK_PageView; class CPDF_Action; class CPDF_FormField; struct CPWL_Color; typedef enum _PDFSDK_XFAAActionType { PDFSDK_XFA_Click = 0, PDFSDK_XFA_Full, PDFSDK_XFA_PreOpen, PDFSDK_XFA_PostOpen } PDFSDK_XFAAActionType; typedef struct _PDFSDK_FieldAction { _PDFSDK_FieldAction() { bModifier = FALSE; bShift = FALSE; nCommitKey = 0; bKeyDown = FALSE; nSelEnd = nSelStart = 0; bWillCommit = FALSE; bFieldFull = FALSE; bRC = TRUE; } FX_BOOL bModifier; // in FX_BOOL bShift; // in int nCommitKey; // in CFX_WideString sChange; // in[out] CFX_WideString sChangeEx; // in FX_BOOL bKeyDown; // in int nSelEnd; // in[out] int nSelStart; // in[out] CFX_WideString sValue; // in[out] FX_BOOL bWillCommit; // in FX_BOOL bFieldFull; // in FX_BOOL bRC; // in[out] } PDFSDK_FieldAction; class CPDFSDK_Widget : public CPDFSDK_BAAnnot { public: IXFA_Widget* GetMixXFAWidget(); IXFA_Widget* GetGroupMixXFAWidget(); IXFA_WidgetHandler* GetXFAWidgetHandler(); FX_BOOL HasXFAAAction(PDFSDK_XFAAActionType eXFAAAT); FX_BOOL OnXFAAAction(PDFSDK_XFAAActionType eXFAAAT, PDFSDK_FieldAction& data, CPDFSDK_PageView* pPageView); void Synchronize(FX_BOOL bSynchronizeElse); void SynchronizeXFAValue(); void SynchronizeXFAItems(); static void SynchronizeXFAValue(IXFA_DocView* pXFADocView, IXFA_Widget* hWidget, CPDF_FormField* pFormField, CPDF_FormControl* pFormControl); static void SynchronizeXFAItems(IXFA_DocView* pXFADocView, IXFA_Widget* hWidget, CPDF_FormField* pFormField, CPDF_FormControl* pFormControl); CPDFSDK_Widget(CPDF_Annot* pAnnot, CPDFSDK_PageView* pPageView, CPDFSDK_InterForm* pInterForm); ~CPDFSDK_Widget() override; // CPDFSDK_Annot CFX_ByteString GetSubType() const override; CPDF_Action GetAAction(CPDF_AAction::AActionType eAAT) override; FX_BOOL IsAppearanceValid() override; int GetLayoutOrder() const override { return 2; } int GetFieldType() const; // Possible values from PDF 32000-1:2008, table 221. // FIELDFLAG_READONLY // FIELDFLAG_REQUIRED // FIELDFLAG_NOEXPORT int GetFieldFlags() const; int GetRotate() const; FX_BOOL GetFillColor(FX_COLORREF& color) const; FX_BOOL GetBorderColor(FX_COLORREF& color) const; FX_BOOL GetTextColor(FX_COLORREF& color) const; FX_FLOAT GetFontSize() const; int GetSelectedIndex(int nIndex); CFX_WideString GetValue(FX_BOOL bDisplay = TRUE); CFX_WideString GetDefaultValue() const; CFX_WideString GetOptionLabel(int nIndex) const; int CountOptions() const; FX_BOOL IsOptionSelected(int nIndex); int GetTopVisibleIndex() const; FX_BOOL IsChecked(); /* BF_ALIGN_LEFT BF_ALIGN_MIDDL BF_ALIGN_RIGHT */ int GetAlignment() const; int GetMaxLen() const; CFX_WideString GetName(); CFX_WideString GetAlternateName() const; // Set Properties. void SetCheck(FX_BOOL bChecked, FX_BOOL bNotify); void SetValue(const CFX_WideString& sValue, FX_BOOL bNotify); void SetDefaultValue(const CFX_WideString& sValue); void SetOptionSelection(int index, FX_BOOL bSelected, FX_BOOL bNotify); void ClearSelection(FX_BOOL bNotify); void SetTopVisibleIndex(int index); void ResetAppearance(FX_BOOL bValueChanged); void ResetAppearance(const FX_WCHAR* sValue, FX_BOOL bValueChanged); void ResetFieldAppearance(FX_BOOL bValueChanged); void UpdateField(); CFX_WideString OnFormat(FX_BOOL& bFormated); // Message. FX_BOOL OnAAction(CPDF_AAction::AActionType type, PDFSDK_FieldAction& data, CPDFSDK_PageView* pPageView); CPDFSDK_InterForm* GetInterForm() const { return m_pInterForm; } CPDF_FormField* GetFormField() const; CPDF_FormControl* GetFormControl() const; static CPDF_FormControl* GetFormControl(CPDF_InterForm* pInterForm, CPDF_Dictionary* pAnnotDict); void DrawShadow(CFX_RenderDevice* pDevice, CPDFSDK_PageView* pPageView); void SetAppModified(); void ClearAppModified(); FX_BOOL IsAppModified() const; int32_t GetAppearanceAge() const; int32_t GetValueAge() const; private: void ResetAppearance_PushButton(); void ResetAppearance_CheckBox(); void ResetAppearance_RadioButton(); void ResetAppearance_ComboBox(const FX_WCHAR* sValue); void ResetAppearance_ListBox(); void ResetAppearance_TextField(const FX_WCHAR* sValue); CPDF_Rect GetClientRect() const; CPDF_Rect GetRotatedRect() const; CFX_ByteString GetBackgroundAppStream() const; CFX_ByteString GetBorderAppStream() const; CPDF_Matrix GetMatrix() const; CPWL_Color GetTextPWLColor() const; CPWL_Color GetBorderPWLColor() const; CPWL_Color GetFillPWLColor() const; void AddImageToAppearance(const CFX_ByteString& sAPType, CPDF_Stream* pImage); void RemoveAppearance(const CFX_ByteString& sAPType); public: FX_BOOL IsWidgetAppearanceValid(CPDF_Annot::AppearanceMode mode); void DrawAppearance(CFX_RenderDevice* pDevice, const CPDF_Matrix* pUser2Device, CPDF_Annot::AppearanceMode mode, const CPDF_RenderOptions* pOptions); public: FX_BOOL HitTest(FX_FLOAT pageX, FX_FLOAT pageY); private: CPDFSDK_InterForm* m_pInterForm; FX_BOOL m_bAppModified; int32_t m_nAppAge; int32_t m_nValueAge; IXFA_Widget* m_hMixXFAWidget; IXFA_WidgetHandler* m_pWidgetHandler; }; class CPDFSDK_XFAWidget : public CPDFSDK_Annot { public: CPDFSDK_XFAWidget(IXFA_Widget* pAnnot, CPDFSDK_PageView* pPageView, CPDFSDK_InterForm* pInterForm); virtual ~CPDFSDK_XFAWidget() {} public: virtual FX_BOOL IsXFAField(); virtual IXFA_Widget* GetXFAWidget() { return m_hXFAWidget; } virtual CFX_ByteString GetType() const; virtual CFX_ByteString GetSubType() const { return ""; } virtual CFX_FloatRect GetRect(); public: CPDFSDK_InterForm* GetInterForm() { return m_pInterForm; } private: CPDFSDK_InterForm* m_pInterForm; IXFA_Widget* m_hXFAWidget; }; #define CPDFSDK_XFAWidgetMap \ CFX_MapPtrTemplate<IXFA_Widget*, CPDFSDK_XFAWidget*> #define CPDFSDK_FieldSynchronizeMap CFX_MapPtrTemplate<CPDF_FormField*, int> class CPDFSDK_InterForm : public CPDF_FormNotify { public: explicit CPDFSDK_InterForm(CPDFSDK_Document* pDocument); ~CPDFSDK_InterForm() override; CPDF_InterForm* GetInterForm() const { return m_pInterForm; } CPDFSDK_Document* GetDocument() const { return m_pDocument; } FX_BOOL HighlightWidgets(); CPDFSDK_Widget* GetSibling(CPDFSDK_Widget* pWidget, FX_BOOL bNext) const; CPDFSDK_Widget* GetWidget(CPDF_FormControl* pControl) const; void GetWidgets(const CFX_WideString& sFieldName, CFX_PtrArray& widgets); void GetWidgets(CPDF_FormField* pField, CFX_PtrArray& widgets); void AddMap(CPDF_FormControl* pControl, CPDFSDK_Widget* pWidget); void RemoveMap(CPDF_FormControl* pControl); void AddXFAMap(IXFA_Widget* hWidget, CPDFSDK_XFAWidget* pWidget); void RemoveXFAMap(IXFA_Widget* hWidget); CPDFSDK_XFAWidget* GetXFAWidget(IXFA_Widget* hWidget); void EnableCalculate(FX_BOOL bEnabled); FX_BOOL IsCalculateEnabled() const; void XfaEnableCalculate(FX_BOOL bEnabled); FX_BOOL IsXfaCalculateEnabled() const; FX_BOOL IsXfaValidationsEnabled(); void XfaSetValidationsEnabled(FX_BOOL bEnabled); #ifdef _WIN32 CPDF_Stream* LoadImageFromFile(const CFX_WideString& sFile); #endif void OnKeyStrokeCommit(CPDF_FormField* pFormField, CFX_WideString& csValue, FX_BOOL& bRC); void OnValidate(CPDF_FormField* pFormField, CFX_WideString& csValue, FX_BOOL& bRC); void OnCalculate(CPDF_FormField* pFormField = NULL); CFX_WideString OnFormat(CPDF_FormField* pFormField, FX_BOOL& bFormated); void ResetFieldAppearance(CPDF_FormField* pFormField, const FX_WCHAR* sValue, FX_BOOL bValueChanged); void UpdateField(CPDF_FormField* pFormField); FX_BOOL DoAction_Hide(const CPDF_Action& action); FX_BOOL DoAction_SubmitForm(const CPDF_Action& action); FX_BOOL DoAction_ResetForm(const CPDF_Action& action); FX_BOOL DoAction_ImportData(const CPDF_Action& action); void GetFieldFromObjects(const CFX_PtrArray& objects, CFX_PtrArray& fields); FX_BOOL IsValidField(CPDF_Dictionary* pFieldDict); FX_BOOL SubmitFields(const CFX_WideString& csDestination, const CFX_PtrArray& fields, FX_BOOL bIncludeOrExclude, FX_BOOL bUrlEncoded); FX_BOOL SubmitForm(const CFX_WideString& sDestination, FX_BOOL bUrlEncoded); FX_BOOL ExportFormToFDFTextBuf(CFX_ByteTextBuf& textBuf); FX_BOOL ExportFieldsToFDFTextBuf(const CFX_PtrArray& fields, FX_BOOL bIncludeOrExclude, CFX_ByteTextBuf& textBuf); CFX_WideString GetTemporaryFileName(const CFX_WideString& sFileExt); void SynchronizeField(CPDF_FormField* pFormField, FX_BOOL bSynchronizeElse); private: // CPDF_FormNotify int BeforeValueChange(const CPDF_FormField* pField, CFX_WideString& csValue) override; int AfterValueChange(const CPDF_FormField* pField) override; int BeforeSelectionChange(const CPDF_FormField* pField, CFX_WideString& csValue) override; int AfterSelectionChange(const CPDF_FormField* pField) override; int AfterCheckedStatusChange(const CPDF_FormField* pField, const CFX_ByteArray& statusArray) override; int BeforeFormReset(const CPDF_InterForm* pForm) override; int AfterFormReset(const CPDF_InterForm* pForm) override; int BeforeFormImportData(const CPDF_InterForm* pForm) override; int AfterFormImportData(const CPDF_InterForm* pForm) override; FX_BOOL FDFToURLEncodedData(CFX_WideString csFDFFile, CFX_WideString csTxtFile); FX_BOOL FDFToURLEncodedData(uint8_t*& pBuf, FX_STRSIZE& nBufSize); int GetPageIndexByAnnotDict(CPDF_Document* pDocument, CPDF_Dictionary* pAnnotDict) const; void DoFDFBuffer(CFX_ByteString sBuffer); using CPDFSDK_WidgetMap = std::map<CPDF_FormControl*, CPDFSDK_Widget*>; CPDFSDK_Document* m_pDocument; CPDF_InterForm* m_pInterForm; CPDFSDK_WidgetMap m_Map; CPDFSDK_XFAWidgetMap m_XFAMap; CPDFSDK_FieldSynchronizeMap m_FieldSynchronizeMap; FX_BOOL m_bCalculate; FX_BOOL m_bXfaCalculate; FX_BOOL m_bXfaValidationsEnabled; FX_BOOL m_bBusy; public: FX_BOOL IsNeedHighLight(int nFieldType); void RemoveAllHighLight(); void SetHighlightAlpha(uint8_t alpha) { m_iHighlightAlpha = alpha; } uint8_t GetHighlightAlpha() { return m_iHighlightAlpha; } void SetHighlightColor(FX_COLORREF clr, int nFieldType); FX_COLORREF GetHighlightColor(int nFieldType); private: FX_COLORREF m_aHighlightColor[7]; uint8_t m_iHighlightAlpha; FX_BOOL m_bNeedHightlight[7]; }; #define BAI_STRUCTURE 0 #define BAI_ROW 1 #define BAI_COLUMN 2 #define CPDFSDK_Annots CFX_ArrayTemplate<CPDFSDK_Annot*> #define CPDFSDK_SortAnnots CGW_ArrayTemplate<CPDFSDK_Annot*> class CBA_AnnotIterator { public: CBA_AnnotIterator(CPDFSDK_PageView* pPageView, const CFX_ByteString& sType, const CFX_ByteString& sSubType); ~CBA_AnnotIterator(); CPDFSDK_Annot* GetFirstAnnot(); CPDFSDK_Annot* GetLastAnnot(); CPDFSDK_Annot* GetNextAnnot(CPDFSDK_Annot* pAnnot); CPDFSDK_Annot* GetPrevAnnot(CPDFSDK_Annot* pAnnot); private: void GenerateResults(); static int CompareByLeft(CPDFSDK_Annot* p1, CPDFSDK_Annot* p2); static int CompareByTop(CPDFSDK_Annot* p1, CPDFSDK_Annot* p2); static CPDF_Rect GetAnnotRect(CPDFSDK_Annot* pAnnot); CPDFSDK_PageView* m_pPageView; CFX_ByteString m_sType; CFX_ByteString m_sSubType; int m_nTabs; CPDFSDK_Annots m_Annots; }; #endif // FPDFSDK_INCLUDE_FSDK_BASEFORM_H_