1 // Copyright 2014 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 FXJS_CJS_EVENTHANDLER_H_ 8 #define FXJS_CJS_EVENTHANDLER_H_ 9 10 #include "core/fxcrt/fx_string.h" 11 #include "core/fxcrt/fx_system.h" 12 #include "core/fxcrt/unowned_ptr.h" 13 #include "fpdfsdk/cpdfsdk_formfillenvironment.h" 14 15 class CJS_EventContext; 16 class CPDFSDK_Annot; 17 class CPDF_Bookmark; 18 class CPDF_FormField; 19 class Field; 20 21 enum JS_EVENT_T { 22 JET_UNKNOWN, 23 JET_APP_INIT, 24 JET_DOC_OPEN, 25 JET_DOC_WILLPRINT, 26 JET_DOC_DIDPRINT, 27 JET_DOC_WILLSAVE, 28 JET_DOC_DIDSAVE, 29 JET_DOC_WILLCLOSE, 30 JET_PAGE_OPEN, 31 JET_PAGE_CLOSE, 32 JET_PAGE_INVIEW, 33 JET_PAGE_OUTVIEW, 34 JET_FIELD_MOUSEDOWN, 35 JET_FIELD_MOUSEUP, 36 JET_FIELD_MOUSEENTER, 37 JET_FIELD_MOUSEEXIT, 38 JET_FIELD_FOCUS, 39 JET_FIELD_BLUR, 40 JET_FIELD_KEYSTROKE, 41 JET_FIELD_VALIDATE, 42 JET_FIELD_CALCULATE, 43 JET_FIELD_FORMAT, 44 JET_SCREEN_FOCUS, 45 JET_SCREEN_BLUR, 46 JET_SCREEN_OPEN, 47 JET_SCREEN_CLOSE, 48 JET_SCREEN_MOUSEDOWN, 49 JET_SCREEN_MOUSEUP, 50 JET_SCREEN_MOUSEENTER, 51 JET_SCREEN_MOUSEEXIT, 52 JET_SCREEN_INVIEW, 53 JET_SCREEN_OUTVIEW, 54 JET_BATCH_EXEC, 55 JET_MENU_EXEC, 56 JET_CONSOLE_EXEC, 57 JET_EXTERNAL_EXEC, 58 JET_BOOKMARK_MOUSEUP, 59 JET_LINK_MOUSEUP 60 }; 61 62 class CJS_EventHandler { 63 public: 64 explicit CJS_EventHandler(CJS_EventContext* pContext); 65 virtual ~CJS_EventHandler(); 66 67 void OnApp_Init(); 68 69 void OnDoc_Open(CPDFSDK_FormFillEnvironment* pFormFillEnv, 70 const WideString& strTargetName); 71 void OnDoc_WillPrint(CPDFSDK_FormFillEnvironment* pFormFillEnv); 72 void OnDoc_DidPrint(CPDFSDK_FormFillEnvironment* pFormFillEnv); 73 void OnDoc_WillSave(CPDFSDK_FormFillEnvironment* pFormFillEnv); 74 void OnDoc_DidSave(CPDFSDK_FormFillEnvironment* pFormFillEnv); 75 void OnDoc_WillClose(CPDFSDK_FormFillEnvironment* pFormFillEnv); 76 77 void OnPage_Open(CPDFSDK_FormFillEnvironment* pFormFillEnv); 78 void OnPage_Close(CPDFSDK_FormFillEnvironment* pFormFillEnv); 79 void OnPage_InView(CPDFSDK_FormFillEnvironment* pFormFillEnv); 80 void OnPage_OutView(CPDFSDK_FormFillEnvironment* pFormFillEnv); 81 82 void OnField_Calculate(CPDF_FormField* pSource, 83 CPDF_FormField* pTarget, 84 WideString& Value, 85 bool& bRc); 86 void OnField_Format(CPDF_FormField* pTarget, 87 WideString& Value, 88 bool bWillCommit); 89 void OnField_Keystroke(WideString& strChange, 90 const WideString& strChangeEx, 91 bool KeyDown, 92 bool bModifier, 93 int& nSelEnd, 94 int& nSelStart, 95 bool bShift, 96 CPDF_FormField* pTarget, 97 WideString& Value, 98 bool bWillCommit, 99 bool bFieldFull, 100 bool& bRc); 101 void OnField_Validate(WideString& strChange, 102 const WideString& strChangeEx, 103 bool bKeyDown, 104 bool bModifier, 105 bool bShift, 106 CPDF_FormField* pTarget, 107 WideString& Value, 108 bool& bRc); 109 110 void OnField_MouseDown(bool bModifier, bool bShift, CPDF_FormField* pTarget); 111 void OnField_MouseEnter(bool bModifier, bool bShift, CPDF_FormField* pTarget); 112 void OnField_MouseExit(bool bModifier, bool bShift, CPDF_FormField* pTarget); 113 void OnField_MouseUp(bool bModifier, bool bShift, CPDF_FormField* pTarget); 114 void OnField_Blur(bool bModifier, 115 bool bShift, 116 CPDF_FormField* pTarget, 117 const WideString& Value); 118 void OnField_Focus(bool bModifier, 119 bool bShift, 120 CPDF_FormField* pTarget, 121 const WideString& Value); 122 123 void OnScreen_Focus(bool bModifier, bool bShift, CPDFSDK_Annot* pScreen); 124 void OnScreen_Blur(bool bModifier, bool bShift, CPDFSDK_Annot* pScreen); 125 void OnScreen_Open(bool bModifier, bool bShift, CPDFSDK_Annot* pScreen); 126 void OnScreen_Close(bool bModifier, bool bShift, CPDFSDK_Annot* pScreen); 127 void OnScreen_MouseDown(bool bModifier, bool bShift, CPDFSDK_Annot* pScreen); 128 void OnScreen_MouseUp(bool bModifier, bool bShift, CPDFSDK_Annot* pScreen); 129 void OnScreen_MouseEnter(bool bModifier, bool bShift, CPDFSDK_Annot* pScreen); 130 void OnScreen_MouseExit(bool bModifier, bool bShift, CPDFSDK_Annot* pScreen); 131 void OnScreen_InView(bool bModifier, bool bShift, CPDFSDK_Annot* pScreen); 132 void OnScreen_OutView(bool bModifier, bool bShift, CPDFSDK_Annot* pScreen); 133 134 void OnBookmark_MouseUp(CPDF_Bookmark* pBookMark); 135 void OnLink_MouseUp(CPDFSDK_FormFillEnvironment* pFormFillEnv); 136 137 void OnMenu_Exec(CPDFSDK_FormFillEnvironment* pFormFillEnv, 138 const WideString& strTargetName); 139 void OnBatchExec(CPDFSDK_FormFillEnvironment* pFormFillEnv); 140 void OnConsole_Exec(); 141 void OnExternal_Exec(); 142 143 void Initial(JS_EVENT_T type); 144 void Destroy(); 145 bool IsValid() const; 146 147 WideString& Change(); 148 const WideString& ChangeEx(); 149 int CommitKey() const; 150 bool FieldFull() const; 151 bool KeyDown() const; 152 bool Modifier() const; 153 const wchar_t* Name() const; 154 const wchar_t* Type() const; 155 bool& Rc(); 156 int SelEnd() const; 157 int SelStart() const; 158 void SetSelEnd(int value); 159 void SetSelStart(int value); 160 bool Shift() const; 161 Field* Source(); 162 Field* Target_Field(); 163 WideString& Value(); 164 bool WillCommit() const; 165 const WideString& TargetName() const; 166 167 JS_EVENT_T EventType() const { return m_eEventType; } 168 169 UnownedPtr<CJS_EventContext> const m_pJSEventContext; 170 JS_EVENT_T m_eEventType; 171 bool m_bValid; 172 173 WideString m_strTargetName; 174 WideString m_strSourceName; 175 UnownedPtr<WideString> m_pWideStrChange; 176 WideString m_WideStrChangeDu; 177 WideString m_WideStrChangeEx; 178 int m_nCommitKey; 179 bool m_bKeyDown; 180 bool m_bModifier; 181 bool m_bShift; 182 int* m_pISelEnd; 183 int m_nSelEndDu; 184 int* m_pISelStart; 185 int m_nSelStartDu; 186 bool m_bWillCommit; 187 UnownedPtr<WideString> m_pValue; 188 bool m_bFieldFull; 189 bool* m_pbRc; 190 bool m_bRcDu; 191 192 UnownedPtr<CPDF_Bookmark> m_pTargetBookMark; 193 CPDFSDK_FormFillEnvironment::ObservedPtr m_pTargetFormFillEnv; 194 CPDFSDK_Annot::ObservedPtr m_pTargetAnnot; 195 }; 196 197 #endif // FXJS_CJS_EVENTHANDLER_H_ 198
