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// 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
#ifndef FPDFSDK_INCLUDE_CPDFSDK_INTERFORM_H_
#define FPDFSDK_INCLUDE_CPDFSDK_INTERFORM_H_
#include <map>
#include <vector>
#include "core/fpdfdoc/include/cpdf_action.h"
#include "core/fpdfdoc/include/ipdf_formnotify.h"
#include "core/fxcrt/include/fx_basic.h"
#include "core/fxge/include/fx_dib.h"
class CPDF_Dictionary;
class CPDF_FormControl;
class CPDF_FormField;
class CPDF_InterForm;
class CPDF_Object;
class CPDFSDK_Document;
class CPDFSDK_Widget;
#ifdef PDF_ENABLE_XFA
class CPDFSDK_XFAWidget;
class CXFA_FFWidget;
#endif // PDF_ENABLE_XFA
class CPDFSDK_InterForm : public IPDF_FormNotify {
public:
explicit CPDFSDK_InterForm(CPDFSDK_Document* pDocument);
~CPDFSDK_InterForm() override;
CPDF_InterForm* GetInterForm() const { return m_pInterForm.get(); }
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,
bool createIfNeeded) const;
void GetWidgets(const CFX_WideString& sFieldName,
std::vector<CPDFSDK_Widget*>* widgets) const;
void GetWidgets(CPDF_FormField* pField,
std::vector<CPDFSDK_Widget*>* widgets) const;
void AddMap(CPDF_FormControl* pControl, CPDFSDK_Widget* pWidget);
void RemoveMap(CPDF_FormControl* pControl);
void EnableCalculate(FX_BOOL bEnabled);
FX_BOOL IsCalculateEnabled() const;
#ifdef PDF_ENABLE_XFA
void AddXFAMap(CXFA_FFWidget* hWidget, CPDFSDK_XFAWidget* pWidget);
void RemoveXFAMap(CXFA_FFWidget* hWidget);
CPDFSDK_XFAWidget* GetXFAWidget(CXFA_FFWidget* hWidget);
void XfaEnableCalculate(FX_BOOL bEnabled);
FX_BOOL IsXfaCalculateEnabled() const;
FX_BOOL IsXfaValidationsEnabled();
void XfaSetValidationsEnabled(FX_BOOL bEnabled);
void SynchronizeField(CPDF_FormField* pFormField, FX_BOOL bSynchronizeElse);
#endif // PDF_ENABLE_XFA
FX_BOOL OnKeyStrokeCommit(CPDF_FormField* pFormField,
const CFX_WideString& csValue);
FX_BOOL OnValidate(CPDF_FormField* pFormField, const CFX_WideString& csValue);
void OnCalculate(CPDF_FormField* pFormField = nullptr);
CFX_WideString OnFormat(CPDF_FormField* pFormField, FX_BOOL& bFormatted);
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);
std::vector<CPDF_FormField*> GetFieldFromObjects(
const std::vector<CPDF_Object*>& objects) const;
FX_BOOL IsValidField(CPDF_Dictionary* pFieldDict);
FX_BOOL SubmitFields(const CFX_WideString& csDestination,
const std::vector<CPDF_FormField*>& fields,
bool bIncludeOrExclude,
bool bUrlEncoded);
FX_BOOL SubmitForm(const CFX_WideString& sDestination, FX_BOOL bUrlEncoded);
FX_BOOL ExportFormToFDFTextBuf(CFX_ByteTextBuf& textBuf);
FX_BOOL ExportFieldsToFDFTextBuf(const std::vector<CPDF_FormField*>& fields,
bool bIncludeOrExclude,
CFX_ByteTextBuf& textBuf);
CFX_WideString GetTemporaryFileName(const CFX_WideString& sFileExt);
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:
// IPDF_FormNotify:
int BeforeValueChange(CPDF_FormField* pField,
const CFX_WideString& csValue) override;
void AfterValueChange(CPDF_FormField* pField) override;
int BeforeSelectionChange(CPDF_FormField* pField,
const CFX_WideString& csValue) override;
void AfterSelectionChange(CPDF_FormField* pField) override;
void AfterCheckedStatusChange(CPDF_FormField* pField) override;
int BeforeFormReset(CPDF_InterForm* pForm) override;
void AfterFormReset(CPDF_InterForm* pForm) override;
int BeforeFormImportData(CPDF_InterForm* pForm) override;
void AfterFormImportData(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;
using CPDFSDK_WidgetMap = std::map<CPDF_FormControl*, CPDFSDK_Widget*>;
CPDFSDK_Document* m_pDocument;
std::unique_ptr<CPDF_InterForm> m_pInterForm;
CPDFSDK_WidgetMap m_Map;
#ifdef PDF_ENABLE_XFA
std::map<CXFA_FFWidget*, CPDFSDK_XFAWidget*> m_XFAMap;
FX_BOOL m_bXfaCalculate;
FX_BOOL m_bXfaValidationsEnabled;
static const int kNumFieldTypes = 7;
#else // PDF_ENABLE_XFA
static const int kNumFieldTypes = 6;
#endif // PDF_ENABLE_XFA
FX_BOOL m_bCalculate;
FX_BOOL m_bBusy;
FX_COLORREF m_aHighlightColor[kNumFieldTypes];
uint8_t m_iHighlightAlpha;
FX_BOOL m_bNeedHightlight[kNumFieldTypes];
};
#endif // FPDFSDK_INCLUDE_CPDFSDK_INTERFORM_H_
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