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wumu

2024-12-13 1bb61da9f048f9f86b412479e3f4d18adb1876f2

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// 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_FORMFILLER_CFFL_COMBOBOX_H_
#define FPDFSDK_FORMFILLER_CFFL_COMBOBOX_H_
 
#include "core/fxcrt/include/fx_string.h"
#include "fpdfsdk/formfiller/cffl_formfiller.h"
 
class CBA_FontMap;
 
struct FFL_ComboBoxState {
  int nIndex;
  int nStart;
  int nEnd;
  CFX_WideString sValue;
};
 
class CFFL_ComboBox : public CFFL_FormFiller, public IPWL_FocusHandler {
 public:
  CFFL_ComboBox(CPDFDoc_Environment* pApp, CPDFSDK_Annot* pWidget);
  ~CFFL_ComboBox() override;
 
  // CFFL_FormFiller:
  PWL_CREATEPARAM GetCreateParam() override;
  CPWL_Wnd* NewPDFWindow(const PWL_CREATEPARAM& cp,
                         CPDFSDK_PageView* pPageView) override;
  FX_BOOL OnChar(CPDFSDK_Annot* pAnnot, FX_UINT nChar, FX_UINT nFlags) override;
  FX_BOOL IsDataChanged(CPDFSDK_PageView* pPageView) override;
  void SaveData(CPDFSDK_PageView* pPageView) override;
  void GetActionData(CPDFSDK_PageView* pPageView,
                     CPDF_AAction::AActionType type,
                     PDFSDK_FieldAction& fa) override;
  void SetActionData(CPDFSDK_PageView* pPageView,
                     CPDF_AAction::AActionType type,
                     const PDFSDK_FieldAction& fa) override;
  FX_BOOL IsActionDataChanged(CPDF_AAction::AActionType type,
                              const PDFSDK_FieldAction& faOld,
                              const PDFSDK_FieldAction& faNew) override;
  void SaveState(CPDFSDK_PageView* pPageView) override;
  void RestoreState(CPDFSDK_PageView* pPageView) override;
  CPWL_Wnd* ResetPDFWindow(CPDFSDK_PageView* pPageView,
                           FX_BOOL bRestoreValue) override;
 
  // IPWL_FocusHandler:
  void OnSetFocus(CPWL_Wnd* pWnd) override;
 
#ifdef PDF_ENABLE_XFA
  // CFFL_FormFiller:
  FX_BOOL IsFieldFull(CPDFSDK_PageView* pPageView) override;
#endif  // PDF_ENABLE_XFA
 
 private:
  CFX_WideString GetSelectExportText();
 
  CBA_FontMap* m_pFontMap;
  FFL_ComboBoxState m_State;
};
 
#endif  // FPDFSDK_FORMFILLER_CFFL_COMBOBOX_H_