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| 1 // Copyright 2016 PDFium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. |
| 4 |
| 5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com |
| 6 |
| 7 #ifndef FPDFSDK_INCLUDE_CPDFSDK_INTERFORM_H_ |
| 8 #define FPDFSDK_INCLUDE_CPDFSDK_INTERFORM_H_ |
| 9 |
| 10 #include <map> |
| 11 #include <vector> |
| 12 |
| 13 #include "core/fpdfdoc/include/cpdf_action.h" |
| 14 #include "core/fpdfdoc/include/ipdf_formnotify.h" |
| 15 #include "core/fxcrt/include/fx_basic.h" |
| 16 #include "core/fxge/include/fx_dib.h" |
| 17 |
| 18 class CPDF_Dictionary; |
| 19 class CPDF_FormControl; |
| 20 class CPDF_FormField; |
| 21 class CPDF_InterForm; |
| 22 class CPDF_Object; |
| 23 class CPDFSDK_Document; |
| 24 class CPDFSDK_Widget; |
| 25 |
| 26 #ifdef PDF_ENABLE_XFA |
| 27 class CPDFSDK_XFAWidget; |
| 28 class CXFA_FFWidget; |
| 29 #endif // PDF_ENABLE_XFA |
| 30 |
| 31 class CPDFSDK_InterForm : public IPDF_FormNotify { |
| 32 public: |
| 33 explicit CPDFSDK_InterForm(CPDFSDK_Document* pDocument); |
| 34 ~CPDFSDK_InterForm() override; |
| 35 |
| 36 CPDF_InterForm* GetInterForm() const { return m_pInterForm.get(); } |
| 37 CPDFSDK_Document* GetDocument() const { return m_pDocument; } |
| 38 |
| 39 FX_BOOL HighlightWidgets(); |
| 40 |
| 41 CPDFSDK_Widget* GetSibling(CPDFSDK_Widget* pWidget, FX_BOOL bNext) const; |
| 42 CPDFSDK_Widget* GetWidget(CPDF_FormControl* pControl, |
| 43 bool createIfNeeded) const; |
| 44 void GetWidgets(const CFX_WideString& sFieldName, |
| 45 std::vector<CPDFSDK_Widget*>* widgets) const; |
| 46 void GetWidgets(CPDF_FormField* pField, |
| 47 std::vector<CPDFSDK_Widget*>* widgets) const; |
| 48 |
| 49 void AddMap(CPDF_FormControl* pControl, CPDFSDK_Widget* pWidget); |
| 50 void RemoveMap(CPDF_FormControl* pControl); |
| 51 |
| 52 void EnableCalculate(FX_BOOL bEnabled); |
| 53 FX_BOOL IsCalculateEnabled() const; |
| 54 |
| 55 #ifdef PDF_ENABLE_XFA |
| 56 void AddXFAMap(CXFA_FFWidget* hWidget, CPDFSDK_XFAWidget* pWidget); |
| 57 void RemoveXFAMap(CXFA_FFWidget* hWidget); |
| 58 CPDFSDK_XFAWidget* GetXFAWidget(CXFA_FFWidget* hWidget); |
| 59 void XfaEnableCalculate(FX_BOOL bEnabled); |
| 60 FX_BOOL IsXfaCalculateEnabled() const; |
| 61 FX_BOOL IsXfaValidationsEnabled(); |
| 62 void XfaSetValidationsEnabled(FX_BOOL bEnabled); |
| 63 void SynchronizeField(CPDF_FormField* pFormField, FX_BOOL bSynchronizeElse); |
| 64 #endif // PDF_ENABLE_XFA |
| 65 |
| 66 FX_BOOL OnKeyStrokeCommit(CPDF_FormField* pFormField, |
| 67 const CFX_WideString& csValue); |
| 68 FX_BOOL OnValidate(CPDF_FormField* pFormField, const CFX_WideString& csValue); |
| 69 void OnCalculate(CPDF_FormField* pFormField = nullptr); |
| 70 CFX_WideString OnFormat(CPDF_FormField* pFormField, FX_BOOL& bFormated); |
| 71 |
| 72 void ResetFieldAppearance(CPDF_FormField* pFormField, |
| 73 const FX_WCHAR* sValue, |
| 74 FX_BOOL bValueChanged); |
| 75 void UpdateField(CPDF_FormField* pFormField); |
| 76 |
| 77 FX_BOOL DoAction_Hide(const CPDF_Action& action); |
| 78 FX_BOOL DoAction_SubmitForm(const CPDF_Action& action); |
| 79 FX_BOOL DoAction_ResetForm(const CPDF_Action& action); |
| 80 FX_BOOL DoAction_ImportData(const CPDF_Action& action); |
| 81 |
| 82 std::vector<CPDF_FormField*> GetFieldFromObjects( |
| 83 const std::vector<CPDF_Object*>& objects) const; |
| 84 FX_BOOL IsValidField(CPDF_Dictionary* pFieldDict); |
| 85 FX_BOOL SubmitFields(const CFX_WideString& csDestination, |
| 86 const std::vector<CPDF_FormField*>& fields, |
| 87 bool bIncludeOrExclude, |
| 88 bool bUrlEncoded); |
| 89 FX_BOOL SubmitForm(const CFX_WideString& sDestination, FX_BOOL bUrlEncoded); |
| 90 FX_BOOL ExportFormToFDFTextBuf(CFX_ByteTextBuf& textBuf); |
| 91 FX_BOOL ExportFieldsToFDFTextBuf(const std::vector<CPDF_FormField*>& fields, |
| 92 bool bIncludeOrExclude, |
| 93 CFX_ByteTextBuf& textBuf); |
| 94 CFX_WideString GetTemporaryFileName(const CFX_WideString& sFileExt); |
| 95 |
| 96 FX_BOOL IsNeedHighLight(int nFieldType); |
| 97 void RemoveAllHighLight(); |
| 98 void SetHighlightAlpha(uint8_t alpha) { m_iHighlightAlpha = alpha; } |
| 99 uint8_t GetHighlightAlpha() { return m_iHighlightAlpha; } |
| 100 void SetHighlightColor(FX_COLORREF clr, int nFieldType); |
| 101 FX_COLORREF GetHighlightColor(int nFieldType); |
| 102 |
| 103 private: |
| 104 // IPDF_FormNotify: |
| 105 int BeforeValueChange(CPDF_FormField* pField, |
| 106 const CFX_WideString& csValue) override; |
| 107 void AfterValueChange(CPDF_FormField* pField) override; |
| 108 int BeforeSelectionChange(CPDF_FormField* pField, |
| 109 const CFX_WideString& csValue) override; |
| 110 void AfterSelectionChange(CPDF_FormField* pField) override; |
| 111 void AfterCheckedStatusChange(CPDF_FormField* pField) override; |
| 112 int BeforeFormReset(CPDF_InterForm* pForm) override; |
| 113 void AfterFormReset(CPDF_InterForm* pForm) override; |
| 114 int BeforeFormImportData(CPDF_InterForm* pForm) override; |
| 115 void AfterFormImportData(CPDF_InterForm* pForm) override; |
| 116 |
| 117 FX_BOOL FDFToURLEncodedData(CFX_WideString csFDFFile, |
| 118 CFX_WideString csTxtFile); |
| 119 FX_BOOL FDFToURLEncodedData(uint8_t*& pBuf, FX_STRSIZE& nBufSize); |
| 120 int GetPageIndexByAnnotDict(CPDF_Document* pDocument, |
| 121 CPDF_Dictionary* pAnnotDict) const; |
| 122 |
| 123 using CPDFSDK_WidgetMap = std::map<CPDF_FormControl*, CPDFSDK_Widget*>; |
| 124 |
| 125 CPDFSDK_Document* m_pDocument; |
| 126 std::unique_ptr<CPDF_InterForm> m_pInterForm; |
| 127 CPDFSDK_WidgetMap m_Map; |
| 128 #ifdef PDF_ENABLE_XFA |
| 129 std::map<CXFA_FFWidget*, CPDFSDK_XFAWidget*> m_XFAMap; |
| 130 FX_BOOL m_bXfaCalculate; |
| 131 FX_BOOL m_bXfaValidationsEnabled; |
| 132 static const int kNumFieldTypes = 7; |
| 133 #else // PDF_ENABLE_XFA |
| 134 static const int kNumFieldTypes = 6; |
| 135 #endif // PDF_ENABLE_XFA |
| 136 FX_BOOL m_bCalculate; |
| 137 FX_BOOL m_bBusy; |
| 138 |
| 139 FX_COLORREF m_aHighlightColor[kNumFieldTypes]; |
| 140 uint8_t m_iHighlightAlpha; |
| 141 FX_BOOL m_bNeedHightlight[kNumFieldTypes]; |
| 142 }; |
| 143 |
| 144 #endif // FPDFSDK_INCLUDE_CPDFSDK_INTERFORM_H_ |
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