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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/cpdf_action.h" | |
14 #include "core/fpdfdoc/ipdf_formnotify.h" | |
15 #include "core/fxcrt/fx_basic.h" | |
16 #include "core/fxge/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& bFormatted); | |
71 | |
72 void ResetFieldAppearance(CPDF_FormField* pFormField, | |
73 const CFX_WideString* 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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