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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 CORE_FPDFDOC_CPDF_FORMFIELD_H_
#define CORE_FPDFDOC_CPDF_FORMFIELD_H_
#include <vector>
#include "core/fpdfdoc/cpdf_aaction.h"
#include "core/fpdfdoc/cpdf_formfield.h"
#include "core/fxcrt/fx_basic.h"
#include "core/fxcrt/fx_string.h"
#include "core/fxcrt/fx_system.h"
#include "third_party/base/stl_util.h"
#define FIELDTYPE_UNKNOWN 0
#define FIELDTYPE_PUSHBUTTON 1
#define FIELDTYPE_CHECKBOX 2
#define FIELDTYPE_RADIOBUTTON 3
#define FIELDTYPE_COMBOBOX 4
#define FIELDTYPE_LISTBOX 5
#define FIELDTYPE_TEXTFIELD 6
#define FIELDTYPE_SIGNATURE 7
#define FORMFLAG_READONLY 0x01
#define FORMFLAG_REQUIRED 0x02
#define FORMFLAG_NOEXPORT 0x04
class CPDF_Dictionary;
class CPDF_Font;
class CPDF_FormControl;
class CPDF_InterForm;
class CPDF_String;
CPDF_Object* FPDF_GetFieldAttr(CPDF_Dictionary* pFieldDict,
const char* name,
int nLevel = 0);
CFX_WideString FPDF_GetFullName(CPDF_Dictionary* pFieldDict);
class CPDF_FormField {
public:
enum Type {
Unknown,
PushButton,
RadioButton,
CheckBox,
Text,
RichText,
File,
ListBox,
ComboBox,
Sign
};
CFX_WideString GetFullName() const;
Type GetType() const { return m_Type; }
uint32_t GetFlags() const { return m_Flags; }
CPDF_Dictionary* GetFieldDict() const { return m_pDict; }
void SetFieldDict(CPDF_Dictionary* pDict) { m_pDict = pDict; }
bool ResetField(bool bNotify = false);
int CountControls() const {
return pdfium::CollectionSize<int>(m_ControlList);
}
CPDF_FormControl* GetControl(int index) const { return m_ControlList[index]; }
int GetControlIndex(const CPDF_FormControl* pControl) const;
int GetFieldType() const;
CPDF_AAction GetAdditionalAction() const;
CFX_WideString GetAlternateName() const;
CFX_WideString GetMappingName() const;
uint32_t GetFieldFlags() const;
CFX_ByteString GetDefaultStyle() const;
CFX_WideString GetRichTextString() const;
CFX_WideString GetValue() const;
CFX_WideString GetDefaultValue() const;
bool SetValue(const CFX_WideString& value, bool bNotify = false);
int GetMaxLen() const;
int CountSelectedItems() const;
int GetSelectedIndex(int index) const;
bool ClearSelection(bool bNotify = false);
bool IsItemSelected(int index) const;
bool SetItemSelection(int index, bool bSelected, bool bNotify = false);
bool IsItemDefaultSelected(int index) const;
int GetDefaultSelectedItem() const;
int CountOptions() const;
CFX_WideString GetOptionLabel(int index) const;
CFX_WideString GetOptionValue(int index) const;
int FindOption(CFX_WideString csOptLabel) const;
int FindOptionValue(const CFX_WideString& csOptValue) const;
bool CheckControl(int iControlIndex, bool bChecked, bool bNotify = false);
int GetTopVisibleIndex() const;
int CountSelectedOptions() const;
int GetSelectedOptionIndex(int index) const;
bool IsOptionSelected(int iOptIndex) const;
bool SelectOption(int iOptIndex, bool bSelected, bool bNotify = false);
bool ClearSelectedOptions(bool bNotify = false);
#ifdef PDF_ENABLE_XFA
bool ClearOptions(bool bNotify = false);
int InsertOption(CFX_WideString csOptLabel,
int index = -1,
bool bNotify = false);
#endif // PDF_ENABLE_XFA
FX_FLOAT GetFontSize() const { return m_FontSize; }
CPDF_Font* GetFont() const { return m_pFont; }
private:
friend class CPDF_InterForm;
friend class CPDF_FormControl;
CPDF_FormField(CPDF_InterForm* pForm, CPDF_Dictionary* pDict);
~CPDF_FormField();
CFX_WideString GetValue(bool bDefault) const;
bool SetValue(const CFX_WideString& value, bool bDefault, bool bNotify);
void SyncFieldFlags();
int FindListSel(CPDF_String* str);
CFX_WideString GetOptionText(int index, int sub_index) const;
void LoadDA();
CFX_WideString GetCheckValue(bool bDefault) const;
bool SetCheckValue(const CFX_WideString& value, bool bDefault, bool bNotify);
bool NotifyBeforeSelectionChange(const CFX_WideString& value);
void NotifyAfterSelectionChange();
bool NotifyBeforeValueChange(const CFX_WideString& value);
void NotifyAfterValueChange();
bool NotifyListOrComboBoxBeforeChange(const CFX_WideString& value);
void NotifyListOrComboBoxAfterChange();
CPDF_FormField::Type m_Type;
uint32_t m_Flags;
CPDF_InterForm* const m_pForm;
CPDF_Dictionary* m_pDict;
std::vector<CPDF_FormControl*> m_ControlList; // Owned by InterForm parent.
FX_FLOAT m_FontSize;
CPDF_Font* m_pFont;
};
#endif // CORE_FPDFDOC_CPDF_FORMFIELD_H_
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