| // 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 <memory> |
| #include <utility> |
| #include <vector> |
| |
| #include "core/fpdfdoc/cpdf_aaction.h" |
| #include "core/fpdfdoc/cpdf_formfield.h" |
| #include "core/fxcrt/fx_string.h" |
| #include "core/fxcrt/fx_system.h" |
| #include "core/fxcrt/unowned_ptr.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(const CPDF_Dictionary* pFieldDict, |
| const char* name, |
| int nLevel = 0); |
| WideString FPDF_GetFullName(CPDF_Dictionary* pFieldDict); |
| |
| class CPDF_FormField { |
| public: |
| enum Type { |
| Unknown, |
| PushButton, |
| RadioButton, |
| CheckBox, |
| Text, |
| RichText, |
| File, |
| ListBox, |
| ComboBox, |
| Sign |
| }; |
| |
| CPDF_FormField(CPDF_InterForm* pForm, CPDF_Dictionary* pDict); |
| ~CPDF_FormField(); |
| |
| WideString GetFullName() const; |
| |
| Type GetType() const { return m_Type; } |
| uint32_t GetFlags() const { return m_Flags; } |
| |
| CPDF_Dictionary* GetFieldDict() const { return m_pDict.Get(); } |
| 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].Get(); |
| } |
| |
| int GetControlIndex(const CPDF_FormControl* pControl) const; |
| int GetFieldType() const; |
| |
| CPDF_AAction GetAdditionalAction() const; |
| WideString GetAlternateName() const; |
| WideString GetMappingName() const; |
| |
| uint32_t GetFieldFlags() const; |
| ByteString GetDefaultStyle() const; |
| WideString GetRichTextString() const; |
| |
| WideString GetValue() const; |
| WideString GetDefaultValue() const; |
| bool SetValue(const 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; |
| |
| WideString GetOptionLabel(int index) const; |
| WideString GetOptionValue(int index) const; |
| |
| int FindOption(WideString csOptLabel) const; |
| int FindOptionValue(const 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(WideString csOptLabel, int index = -1, bool bNotify = false); |
| #endif // PDF_ENABLE_XFA |
| |
| float GetFontSize() const { return m_FontSize; } |
| CPDF_Font* GetFont() const { return m_pFont.Get(); } |
| |
| const CPDF_Dictionary* GetDict() const { return m_pDict.Get(); } |
| const CPDF_InterForm* GetForm() const { return m_pForm.Get(); } |
| |
| WideString GetCheckValue(bool bDefault) const; |
| |
| void AddFormControl(CPDF_FormControl* pFormControl) { |
| m_ControlList.emplace_back(pFormControl); |
| } |
| |
| void SetOpt(std::unique_ptr<CPDF_Object> pOpt) { |
| m_pDict->SetFor("Opt", std::move(pOpt)); |
| } |
| |
| private: |
| WideString GetValue(bool bDefault) const; |
| bool SetValue(const WideString& value, bool bDefault, bool bNotify); |
| |
| void SyncFieldFlags(); |
| int FindListSel(CPDF_String* str); |
| WideString GetOptionText(int index, int sub_index) const; |
| |
| void LoadDA(); |
| bool SetCheckValue(const WideString& value, bool bDefault, bool bNotify); |
| |
| bool NotifyBeforeSelectionChange(const WideString& value); |
| void NotifyAfterSelectionChange(); |
| |
| bool NotifyBeforeValueChange(const WideString& value); |
| void NotifyAfterValueChange(); |
| |
| bool NotifyListOrComboBoxBeforeChange(const WideString& value); |
| void NotifyListOrComboBoxAfterChange(); |
| |
| CPDF_FormField::Type m_Type; |
| uint32_t m_Flags; |
| UnownedPtr<CPDF_InterForm> const m_pForm; |
| UnownedPtr<CPDF_Dictionary> m_pDict; |
| // Owned by InterForm parent. |
| std::vector<UnownedPtr<CPDF_FormControl>> m_ControlList; |
| float m_FontSize; |
| UnownedPtr<CPDF_Font> m_pFont; |
| }; |
| |
| #endif // CORE_FPDFDOC_CPDF_FORMFIELD_H_ |