143 lines
5.5 KiB
C++
143 lines
5.5 KiB
C++
// Copyright 2016 PDFium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
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#ifndef FPDFSDK_CPDFSDK_INTERFORM_H_
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#define FPDFSDK_CPDFSDK_INTERFORM_H_
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#include <map>
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#include <memory>
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#include <vector>
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#include "core/fpdfdoc/cpdf_action.h"
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#include "core/fpdfdoc/ipdf_formnotify.h"
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#include "core/fxcrt/fx_basic.h"
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#include "core/fxge/fx_dib.h"
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#include "fpdfsdk/cpdfsdk_widget.h"
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class CPDF_Dictionary;
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class CPDF_FormControl;
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class CPDF_FormField;
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class CPDF_InterForm;
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class CPDF_Object;
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class CPDFSDK_FormFillEnvironment;
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#ifdef PDF_ENABLE_XFA
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class CPDFSDK_XFAWidget;
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class CXFA_FFWidget;
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#endif // PDF_ENABLE_XFA
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class CPDFSDK_InterForm : public IPDF_FormNotify {
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public:
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explicit CPDFSDK_InterForm(CPDFSDK_FormFillEnvironment* pFormFillEnv);
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~CPDFSDK_InterForm() override;
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CPDF_InterForm* GetInterForm() const { return m_pInterForm.get(); }
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CPDFSDK_FormFillEnvironment* GetFormFillEnv() const { return m_pFormFillEnv; }
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bool HighlightWidgets();
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CPDFSDK_Widget* GetSibling(CPDFSDK_Widget* pWidget, bool bNext) const;
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CPDFSDK_Widget* GetWidget(CPDF_FormControl* pControl) const;
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void GetWidgets(const CFX_WideString& sFieldName,
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std::vector<CPDFSDK_Annot::ObservedPtr>* widgets) const;
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void GetWidgets(CPDF_FormField* pField,
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std::vector<CPDFSDK_Annot::ObservedPtr>* widgets) const;
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void AddMap(CPDF_FormControl* pControl, CPDFSDK_Widget* pWidget);
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void RemoveMap(CPDF_FormControl* pControl);
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void EnableCalculate(bool bEnabled);
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bool IsCalculateEnabled() const;
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#ifdef PDF_ENABLE_XFA
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void AddXFAMap(CXFA_FFWidget* hWidget, CPDFSDK_XFAWidget* pWidget);
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void RemoveXFAMap(CXFA_FFWidget* hWidget);
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CPDFSDK_XFAWidget* GetXFAWidget(CXFA_FFWidget* hWidget);
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void XfaEnableCalculate(bool bEnabled);
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bool IsXfaCalculateEnabled() const;
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bool IsXfaValidationsEnabled();
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void XfaSetValidationsEnabled(bool bEnabled);
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void SynchronizeField(CPDF_FormField* pFormField, bool bSynchronizeElse);
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#endif // PDF_ENABLE_XFA
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bool OnKeyStrokeCommit(CPDF_FormField* pFormField,
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const CFX_WideString& csValue);
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bool OnValidate(CPDF_FormField* pFormField, const CFX_WideString& csValue);
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void OnCalculate(CPDF_FormField* pFormField = nullptr);
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CFX_WideString OnFormat(CPDF_FormField* pFormField, bool& bFormatted);
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void ResetFieldAppearance(CPDF_FormField* pFormField,
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const CFX_WideString* sValue,
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bool bValueChanged);
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void UpdateField(CPDF_FormField* pFormField);
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bool DoAction_Hide(const CPDF_Action& action);
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bool DoAction_SubmitForm(const CPDF_Action& action);
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bool DoAction_ResetForm(const CPDF_Action& action);
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bool DoAction_ImportData(const CPDF_Action& action);
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std::vector<CPDF_FormField*> GetFieldFromObjects(
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const std::vector<CPDF_Object*>& objects) const;
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bool IsValidField(CPDF_Dictionary* pFieldDict);
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bool SubmitFields(const CFX_WideString& csDestination,
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const std::vector<CPDF_FormField*>& fields,
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bool bIncludeOrExclude,
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bool bUrlEncoded);
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bool SubmitForm(const CFX_WideString& sDestination, bool bUrlEncoded);
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bool ExportFormToFDFTextBuf(CFX_ByteTextBuf& textBuf);
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bool ExportFieldsToFDFTextBuf(const std::vector<CPDF_FormField*>& fields,
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bool bIncludeOrExclude,
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CFX_ByteTextBuf& textBuf);
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CFX_WideString GetTemporaryFileName(const CFX_WideString& sFileExt);
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bool IsNeedHighLight(int nFieldType);
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void RemoveAllHighLight();
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void SetHighlightAlpha(uint8_t alpha) { m_iHighlightAlpha = alpha; }
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uint8_t GetHighlightAlpha() { return m_iHighlightAlpha; }
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void SetHighlightColor(FX_COLORREF clr, int nFieldType);
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FX_COLORREF GetHighlightColor(int nFieldType);
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private:
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// IPDF_FormNotify:
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int BeforeValueChange(CPDF_FormField* pField,
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const CFX_WideString& csValue) override;
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void AfterValueChange(CPDF_FormField* pField) override;
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int BeforeSelectionChange(CPDF_FormField* pField,
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const CFX_WideString& csValue) override;
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void AfterSelectionChange(CPDF_FormField* pField) override;
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void AfterCheckedStatusChange(CPDF_FormField* pField) override;
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int BeforeFormReset(CPDF_InterForm* pForm) override;
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void AfterFormReset(CPDF_InterForm* pForm) override;
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int BeforeFormImportData(CPDF_InterForm* pForm) override;
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void AfterFormImportData(CPDF_InterForm* pForm) override;
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bool FDFToURLEncodedData(CFX_WideString csFDFFile, CFX_WideString csTxtFile);
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bool FDFToURLEncodedData(uint8_t*& pBuf, FX_STRSIZE& nBufSize);
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int GetPageIndexByAnnotDict(CPDF_Document* pDocument,
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CPDF_Dictionary* pAnnotDict) const;
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using CPDFSDK_WidgetMap = std::map<CPDF_FormControl*, CPDFSDK_Widget*>;
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CPDFSDK_FormFillEnvironment* m_pFormFillEnv; // Not owned.
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std::unique_ptr<CPDF_InterForm> m_pInterForm;
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CPDFSDK_WidgetMap m_Map;
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#ifdef PDF_ENABLE_XFA
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std::map<CXFA_FFWidget*, CPDFSDK_XFAWidget*> m_XFAMap;
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bool m_bXfaCalculate;
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bool m_bXfaValidationsEnabled;
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static const int kNumFieldTypes = 7;
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#else // PDF_ENABLE_XFA
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static const int kNumFieldTypes = 6;
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#endif // PDF_ENABLE_XFA
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bool m_bCalculate;
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bool m_bBusy;
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FX_COLORREF m_aHighlightColor[kNumFieldTypes];
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uint8_t m_iHighlightAlpha;
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bool m_bNeedHightlight[kNumFieldTypes];
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};
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#endif // FPDFSDK_CPDFSDK_INTERFORM_H_
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