1 // Copyright 2016 PDFium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com 6 7 #ifndef FPDFSDK_CPDFSDK_WIDGET_H_ 8 #define FPDFSDK_CPDFSDK_WIDGET_H_ 9 10 #include <set> 11 12 #include "core/fpdfdoc/cpdf_aaction.h" 13 #include "core/fpdfdoc/cpdf_action.h" 14 #include "core/fpdfdoc/cpdf_annot.h" 15 #include "core/fxcrt/fx_coordinates.h" 16 #include "core/fxcrt/fx_string.h" 17 #include "fpdfsdk/cpdfsdk_baannot.h" 18 #include "fpdfsdk/pdfsdk_fieldaction.h" 19 #include "fpdfsdk/pdfwindow/cpwl_color.h" 20 21 class CFX_RenderDevice; 22 class CPDF_Annot; 23 class CPDF_Dictionary; 24 class CPDF_FormControl; 25 class CPDF_FormField; 26 class CPDF_RenderOptions; 27 class CPDF_Stream; 28 class CPDFSDK_InterForm; 29 class CPDFSDK_PageView; 30 31 #ifdef PDF_ENABLE_XFA 32 class CXFA_FFWidget; 33 class CXFA_FFWidgetHandler; 34 #endif // PDF_ENABLE_XFA 35 36 class CPDFSDK_Widget : public CPDFSDK_BAAnnot { 37 public: 38 #ifdef PDF_ENABLE_XFA 39 CXFA_FFWidget* GetMixXFAWidget() const; 40 CXFA_FFWidget* GetGroupMixXFAWidget(); 41 CXFA_FFWidgetHandler* GetXFAWidgetHandler() const; 42 43 bool HasXFAAAction(PDFSDK_XFAAActionType eXFAAAT); 44 bool OnXFAAAction(PDFSDK_XFAAActionType eXFAAAT, 45 PDFSDK_FieldAction& data, 46 CPDFSDK_PageView* pPageView); 47 48 void Synchronize(bool bSynchronizeElse); 49 void SynchronizeXFAValue(); 50 void SynchronizeXFAItems(); 51 52 static void SynchronizeXFAValue(CXFA_FFDocView* pXFADocView, 53 CXFA_FFWidget* hWidget, 54 CPDF_FormField* pFormField, 55 CPDF_FormControl* pFormControl); 56 static void SynchronizeXFAItems(CXFA_FFDocView* pXFADocView, 57 CXFA_FFWidget* hWidget, 58 CPDF_FormField* pFormField, 59 CPDF_FormControl* pFormControl); 60 #endif // PDF_ENABLE_XFA 61 62 CPDFSDK_Widget(CPDF_Annot* pAnnot, 63 CPDFSDK_PageView* pPageView, 64 CPDFSDK_InterForm* pInterForm); 65 ~CPDFSDK_Widget() override; 66 67 bool IsSignatureWidget() const override; 68 CPDF_Action GetAAction(CPDF_AAction::AActionType eAAT) override; 69 bool IsAppearanceValid() override; 70 71 int GetLayoutOrder() const override; 72 73 int GetFieldType() const; 74 int GetFieldFlags() const; 75 int GetRotate() const; 76 77 bool GetFillColor(FX_COLORREF& color) const; 78 bool GetBorderColor(FX_COLORREF& color) const; 79 bool GetTextColor(FX_COLORREF& color) const; 80 FX_FLOAT GetFontSize() const; 81 82 int GetSelectedIndex(int nIndex) const; 83 #ifndef PDF_ENABLE_XFA 84 CFX_WideString GetValue() const; 85 #else 86 CFX_WideString GetValue(bool bDisplay = true) const; 87 #endif // PDF_ENABLE_XFA 88 CFX_WideString GetDefaultValue() const; 89 CFX_WideString GetOptionLabel(int nIndex) const; 90 int CountOptions() const; 91 bool IsOptionSelected(int nIndex) const; 92 int GetTopVisibleIndex() const; 93 bool IsChecked() const; 94 int GetAlignment() const; 95 int GetMaxLen() const; 96 #ifdef PDF_ENABLE_XFA 97 CFX_WideString GetName() const; 98 #endif // PDF_ENABLE_XFA 99 CFX_WideString GetAlternateName() const; 100 101 void SetCheck(bool bChecked, bool bNotify); 102 void SetValue(const CFX_WideString& sValue, bool bNotify); 103 void SetDefaultValue(const CFX_WideString& sValue); 104 void SetOptionSelection(int index, bool bSelected, bool bNotify); 105 void ClearSelection(bool bNotify); 106 void SetTopVisibleIndex(int index); 107 108 #ifdef PDF_ENABLE_XFA 109 void ResetAppearance(bool bValueChanged); 110 #endif // PDF_ENABLE_XFA 111 void ResetAppearance(const CFX_WideString* sValue, bool bValueChanged); 112 void ResetFieldAppearance(bool bValueChanged); 113 void UpdateField(); 114 CFX_WideString OnFormat(bool& bFormatted); 115 116 bool OnAAction(CPDF_AAction::AActionType type, 117 PDFSDK_FieldAction& data, 118 CPDFSDK_PageView* pPageView); 119 120 CPDFSDK_InterForm* GetInterForm() const { return m_pInterForm; } 121 CPDF_FormField* GetFormField() const; 122 CPDF_FormControl* GetFormControl() const; 123 static CPDF_FormControl* GetFormControl(CPDF_InterForm* pInterForm, 124 const CPDF_Dictionary* pAnnotDict); 125 126 void DrawShadow(CFX_RenderDevice* pDevice, CPDFSDK_PageView* pPageView); 127 128 void SetAppModified(); 129 void ClearAppModified(); 130 bool IsAppModified() const; 131 132 int32_t GetAppearanceAge() const; 133 int32_t GetValueAge() const; 134 135 bool IsWidgetAppearanceValid(CPDF_Annot::AppearanceMode mode); 136 void DrawAppearance(CFX_RenderDevice* pDevice, 137 const CFX_Matrix* pUser2Device, 138 CPDF_Annot::AppearanceMode mode, 139 const CPDF_RenderOptions* pOptions) override; 140 141 private: 142 void ResetAppearance_PushButton(); 143 void ResetAppearance_CheckBox(); 144 void ResetAppearance_RadioButton(); 145 void ResetAppearance_ComboBox(const CFX_WideString* sValue); 146 void ResetAppearance_ListBox(); 147 void ResetAppearance_TextField(const CFX_WideString* sValue); 148 149 CFX_FloatRect GetClientRect() const; 150 CFX_FloatRect GetRotatedRect() const; 151 152 CFX_ByteString GetBackgroundAppStream() const; 153 CFX_ByteString GetBorderAppStream() const; 154 CFX_Matrix GetMatrix() const; 155 156 CPWL_Color GetTextPWLColor() const; 157 CPWL_Color GetBorderPWLColor() const; 158 CPWL_Color GetFillPWLColor() const; 159 160 void AddImageToAppearance(const CFX_ByteString& sAPType, CPDF_Stream* pImage); 161 void RemoveAppearance(const CFX_ByteString& sAPType); 162 163 CPDFSDK_InterForm* const m_pInterForm; 164 bool m_bAppModified; 165 int32_t m_nAppAge; 166 int32_t m_nValueAge; 167 168 #ifdef PDF_ENABLE_XFA 169 mutable CXFA_FFWidget* m_hMixXFAWidget; 170 mutable CXFA_FFWidgetHandler* m_pWidgetHandler; 171 #endif // PDF_ENABLE_XFA 172 }; 173 174 #endif // FPDFSDK_CPDFSDK_WIDGET_H_ 175
