// 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 #include "fpdfsdk/javascript/JS_EventHandler.h" #include "fpdfsdk/javascript/Document.h" #include "fpdfsdk/javascript/Field.h" #include "fpdfsdk/javascript/JS_Define.h" #include "fpdfsdk/javascript/JS_Object.h" #include "fpdfsdk/javascript/JS_Value.h" #include "fpdfsdk/javascript/cjs_event_context.h" #include "fpdfsdk/javascript/cjs_runtime.h" CJS_EventHandler::CJS_EventHandler(CJS_EventContext* pContext) : m_pJSEventContext(pContext), m_eEventType(JET_UNKNOWN), m_bValid(false), m_pWideStrChange(nullptr), m_nCommitKey(-1), m_bKeyDown(false), m_bModifier(false), m_bShift(false), m_pISelEnd(nullptr), m_nSelEndDu(0), m_pISelStart(nullptr), m_nSelStartDu(0), m_bWillCommit(false), m_pValue(nullptr), m_bFieldFull(false), m_pbRc(nullptr), m_bRcDu(false), m_pTargetBookMark(nullptr), m_pTargetFormFillEnv(nullptr), m_pTargetAnnot(nullptr) {} CJS_EventHandler::~CJS_EventHandler() {} void CJS_EventHandler::OnApp_Init() { Initial(JET_APP_INIT); } void CJS_EventHandler::OnDoc_Open(CPDFSDK_FormFillEnvironment* pFormFillEnv, const CFX_WideString& strTargetName) { Initial(JET_DOC_OPEN); m_pTargetFormFillEnv.Reset(pFormFillEnv); m_strTargetName = strTargetName; } void CJS_EventHandler::OnDoc_WillPrint( CPDFSDK_FormFillEnvironment* pFormFillEnv) { Initial(JET_DOC_WILLPRINT); m_pTargetFormFillEnv.Reset(pFormFillEnv); } void CJS_EventHandler::OnDoc_DidPrint( CPDFSDK_FormFillEnvironment* pFormFillEnv) { Initial(JET_DOC_DIDPRINT); m_pTargetFormFillEnv.Reset(pFormFillEnv); } void CJS_EventHandler::OnDoc_WillSave( CPDFSDK_FormFillEnvironment* pFormFillEnv) { Initial(JET_DOC_WILLSAVE); m_pTargetFormFillEnv.Reset(pFormFillEnv); } void CJS_EventHandler::OnDoc_DidSave( CPDFSDK_FormFillEnvironment* pFormFillEnv) { Initial(JET_DOC_DIDSAVE); m_pTargetFormFillEnv.Reset(pFormFillEnv); } void CJS_EventHandler::OnDoc_WillClose( CPDFSDK_FormFillEnvironment* pFormFillEnv) { Initial(JET_DOC_WILLCLOSE); m_pTargetFormFillEnv.Reset(pFormFillEnv); } void CJS_EventHandler::OnPage_Open(CPDFSDK_FormFillEnvironment* pFormFillEnv) { Initial(JET_PAGE_OPEN); m_pTargetFormFillEnv.Reset(pFormFillEnv); } void CJS_EventHandler::OnPage_Close(CPDFSDK_FormFillEnvironment* pFormFillEnv) { Initial(JET_PAGE_CLOSE); m_pTargetFormFillEnv.Reset(pFormFillEnv); } void CJS_EventHandler::OnPage_InView( CPDFSDK_FormFillEnvironment* pFormFillEnv) { Initial(JET_PAGE_INVIEW); m_pTargetFormFillEnv.Reset(pFormFillEnv); } void CJS_EventHandler::OnPage_OutView( CPDFSDK_FormFillEnvironment* pFormFillEnv) { Initial(JET_PAGE_OUTVIEW); m_pTargetFormFillEnv.Reset(pFormFillEnv); } void CJS_EventHandler::OnField_MouseEnter(bool bModifier, bool bShift, CPDF_FormField* pTarget) { Initial(JET_FIELD_MOUSEENTER); m_bModifier = bModifier; m_bShift = bShift; m_strTargetName = pTarget->GetFullName(); } void CJS_EventHandler::OnField_MouseExit(bool bModifier, bool bShift, CPDF_FormField* pTarget) { Initial(JET_FIELD_MOUSEEXIT); m_bModifier = bModifier; m_bShift = bShift; m_strTargetName = pTarget->GetFullName(); } void CJS_EventHandler::OnField_MouseDown(bool bModifier, bool bShift, CPDF_FormField* pTarget) { Initial(JET_FIELD_MOUSEDOWN); m_eEventType = JET_FIELD_MOUSEDOWN; m_bModifier = bModifier; m_bShift = bShift; m_strTargetName = pTarget->GetFullName(); } void CJS_EventHandler::OnField_MouseUp(bool bModifier, bool bShift, CPDF_FormField* pTarget) { Initial(JET_FIELD_MOUSEUP); m_bModifier = bModifier; m_bShift = bShift; m_strTargetName = pTarget->GetFullName(); } void CJS_EventHandler::OnField_Focus(bool bModifier, bool bShift, CPDF_FormField* pTarget, const CFX_WideString& Value) { Initial(JET_FIELD_FOCUS); m_bModifier = bModifier; m_bShift = bShift; m_strTargetName = pTarget->GetFullName(); m_pValue = (CFX_WideString*)&Value; } void CJS_EventHandler::OnField_Blur(bool bModifier, bool bShift, CPDF_FormField* pTarget, const CFX_WideString& Value) { Initial(JET_FIELD_BLUR); m_bModifier = bModifier; m_bShift = bShift; m_strTargetName = pTarget->GetFullName(); m_pValue = (CFX_WideString*)&Value; } void CJS_EventHandler::OnField_Keystroke(CFX_WideString& strChange, const CFX_WideString& strChangeEx, bool KeyDown, bool bModifier, int& nSelEnd, int& nSelStart, bool bShift, CPDF_FormField* pTarget, CFX_WideString& Value, bool bWillCommit, bool bFieldFull, bool& bRc) { Initial(JET_FIELD_KEYSTROKE); m_nCommitKey = 0; m_pWideStrChange = &strChange; m_WideStrChangeEx = strChangeEx; m_bKeyDown = KeyDown; m_bModifier = bModifier; m_pISelEnd = &nSelEnd; m_pISelStart = &nSelStart; m_bShift = bShift; m_strTargetName = pTarget->GetFullName(); m_pValue = &Value; m_bWillCommit = bWillCommit; m_pbRc = &bRc; m_bFieldFull = bFieldFull; } void CJS_EventHandler::OnField_Validate(CFX_WideString& strChange, const CFX_WideString& strChangeEx, bool bKeyDown, bool bModifier, bool bShift, CPDF_FormField* pTarget, CFX_WideString& Value, bool& bRc) { Initial(JET_FIELD_VALIDATE); m_pWideStrChange = &strChange; m_WideStrChangeEx = strChangeEx; m_bKeyDown = bKeyDown; m_bModifier = bModifier; m_bShift = bShift; m_strTargetName = pTarget->GetFullName(); m_pValue = &Value; m_pbRc = &bRc; } void CJS_EventHandler::OnField_Calculate(CPDF_FormField* pSource, CPDF_FormField* pTarget, CFX_WideString& Value, bool& bRc) { Initial(JET_FIELD_CALCULATE); if (pSource) m_strSourceName = pSource->GetFullName(); m_strTargetName = pTarget->GetFullName(); m_pValue = &Value; m_pbRc = &bRc; } void CJS_EventHandler::OnField_Format(CPDF_FormField* pTarget, CFX_WideString& Value, bool bWillCommit) { Initial(JET_FIELD_FORMAT); m_nCommitKey = 0; m_strTargetName = pTarget->GetFullName(); m_pValue = &Value; m_bWillCommit = bWillCommit; } void CJS_EventHandler::OnScreen_Focus(bool bModifier, bool bShift, CPDFSDK_Annot* pScreen) { Initial(JET_SCREEN_FOCUS); m_bModifier = bModifier; m_bShift = bShift; m_pTargetAnnot.Reset(pScreen); } void CJS_EventHandler::OnScreen_Blur(bool bModifier, bool bShift, CPDFSDK_Annot* pScreen) { Initial(JET_SCREEN_BLUR); m_bModifier = bModifier; m_bShift = bShift; m_pTargetAnnot.Reset(pScreen); } void CJS_EventHandler::OnScreen_Open(bool bModifier, bool bShift, CPDFSDK_Annot* pScreen) { Initial(JET_SCREEN_OPEN); m_bModifier = bModifier; m_bShift = bShift; m_pTargetAnnot.Reset(pScreen); } void CJS_EventHandler::OnScreen_Close(bool bModifier, bool bShift, CPDFSDK_Annot* pScreen) { Initial(JET_SCREEN_CLOSE); m_bModifier = bModifier; m_bShift = bShift; m_pTargetAnnot.Reset(pScreen); } void CJS_EventHandler::OnScreen_MouseDown(bool bModifier, bool bShift, CPDFSDK_Annot* pScreen) { Initial(JET_SCREEN_MOUSEDOWN); m_bModifier = bModifier; m_bShift = bShift; m_pTargetAnnot.Reset(pScreen); } void CJS_EventHandler::OnScreen_MouseUp(bool bModifier, bool bShift, CPDFSDK_Annot* pScreen) { Initial(JET_SCREEN_MOUSEUP); m_bModifier = bModifier; m_bShift = bShift; m_pTargetAnnot.Reset(pScreen); } void CJS_EventHandler::OnScreen_MouseEnter(bool bModifier, bool bShift, CPDFSDK_Annot* pScreen) { Initial(JET_SCREEN_MOUSEENTER); m_bModifier = bModifier; m_bShift = bShift; m_pTargetAnnot.Reset(pScreen); } void CJS_EventHandler::OnScreen_MouseExit(bool bModifier, bool bShift, CPDFSDK_Annot* pScreen) { Initial(JET_SCREEN_MOUSEEXIT); m_bModifier = bModifier; m_bShift = bShift; m_pTargetAnnot.Reset(pScreen); } void CJS_EventHandler::OnScreen_InView(bool bModifier, bool bShift, CPDFSDK_Annot* pScreen) { Initial(JET_SCREEN_INVIEW); m_bModifier = bModifier; m_bShift = bShift; m_pTargetAnnot.Reset(pScreen); } void CJS_EventHandler::OnScreen_OutView(bool bModifier, bool bShift, CPDFSDK_Annot* pScreen) { Initial(JET_SCREEN_OUTVIEW); m_bModifier = bModifier; m_bShift = bShift; m_pTargetAnnot.Reset(pScreen); } void CJS_EventHandler::OnLink_MouseUp( CPDFSDK_FormFillEnvironment* pTargetFormFillEnv) { Initial(JET_LINK_MOUSEUP); m_pTargetFormFillEnv.Reset(pTargetFormFillEnv); } void CJS_EventHandler::OnBookmark_MouseUp(CPDF_Bookmark* pBookMark) { Initial(JET_BOOKMARK_MOUSEUP); m_pTargetBookMark = pBookMark; } void CJS_EventHandler::OnMenu_Exec( CPDFSDK_FormFillEnvironment* pTargetFormFillEnv, const CFX_WideString& strTargetName) { Initial(JET_MENU_EXEC); m_pTargetFormFillEnv.Reset(pTargetFormFillEnv); m_strTargetName = strTargetName; } void CJS_EventHandler::OnExternal_Exec() { Initial(JET_EXTERNAL_EXEC); } void CJS_EventHandler::OnBatchExec( CPDFSDK_FormFillEnvironment* pTargetFormFillEnv) { Initial(JET_BATCH_EXEC); m_pTargetFormFillEnv.Reset(pTargetFormFillEnv); } void CJS_EventHandler::OnConsole_Exec() { Initial(JET_CONSOLE_EXEC); } void CJS_EventHandler::Initial(JS_EVENT_T type) { m_eEventType = type; m_strTargetName = L""; m_strSourceName = L""; m_pWideStrChange = nullptr; m_WideStrChangeDu = L""; m_WideStrChangeEx = L""; m_nCommitKey = -1; m_bKeyDown = false; m_bModifier = false; m_bShift = false; m_pISelEnd = nullptr; m_nSelEndDu = 0; m_pISelStart = nullptr; m_nSelStartDu = 0; m_bWillCommit = false; m_pValue = nullptr; m_bFieldFull = false; m_pbRc = nullptr; m_bRcDu = false; m_pTargetBookMark = nullptr; m_pTargetFormFillEnv.Reset(); m_pTargetAnnot.Reset(); m_bValid = true; } void CJS_EventHandler::Destroy() { m_bValid = false; } bool CJS_EventHandler::IsValid() { return m_bValid; } CFX_WideString& CJS_EventHandler::Change() { if (m_pWideStrChange) { return *m_pWideStrChange; } return m_WideStrChangeDu; } CFX_WideString CJS_EventHandler::ChangeEx() { return m_WideStrChangeEx; } int CJS_EventHandler::CommitKey() { return m_nCommitKey; } bool CJS_EventHandler::FieldFull() { return m_bFieldFull; } bool CJS_EventHandler::KeyDown() { return m_bKeyDown; } bool CJS_EventHandler::Modifier() { return m_bModifier; } const wchar_t* CJS_EventHandler::Name() { switch (m_eEventType) { case JET_APP_INIT: return L"Init"; case JET_BATCH_EXEC: return L"Exec"; case JET_BOOKMARK_MOUSEUP: return L"Mouse Up"; case JET_CONSOLE_EXEC: return L"Exec"; case JET_DOC_DIDPRINT: return L"DidPrint"; case JET_DOC_DIDSAVE: return L"DidSave"; case JET_DOC_OPEN: return L"Open"; case JET_DOC_WILLCLOSE: return L"WillClose"; case JET_DOC_WILLPRINT: return L"WillPrint"; case JET_DOC_WILLSAVE: return L"WillSave"; case JET_EXTERNAL_EXEC: return L"Exec"; case JET_FIELD_FOCUS: case JET_SCREEN_FOCUS: return L"Focus"; case JET_FIELD_BLUR: case JET_SCREEN_BLUR: return L"Blur"; case JET_FIELD_MOUSEDOWN: case JET_SCREEN_MOUSEDOWN: return L"Mouse Down"; case JET_FIELD_MOUSEUP: case JET_SCREEN_MOUSEUP: return L"Mouse Up"; case JET_FIELD_MOUSEENTER: case JET_SCREEN_MOUSEENTER: return L"Mouse Enter"; case JET_FIELD_MOUSEEXIT: case JET_SCREEN_MOUSEEXIT: return L"Mouse Exit"; case JET_FIELD_CALCULATE: return L"Calculate"; case JET_FIELD_FORMAT: return L"Format"; case JET_FIELD_KEYSTROKE: return L"Keystroke"; case JET_FIELD_VALIDATE: return L"Validate"; case JET_LINK_MOUSEUP: return L"Mouse Up"; case JET_MENU_EXEC: return L"Exec"; case JET_PAGE_OPEN: case JET_SCREEN_OPEN: return L"Open"; case JET_PAGE_CLOSE: case JET_SCREEN_CLOSE: return L"Close"; case JET_SCREEN_INVIEW: case JET_PAGE_INVIEW: return L"InView"; case JET_PAGE_OUTVIEW: case JET_SCREEN_OUTVIEW: return L"OutView"; default: return L""; } } const wchar_t* CJS_EventHandler::Type() { switch (m_eEventType) { case JET_APP_INIT: return L"App"; case JET_BATCH_EXEC: return L"Batch"; case JET_BOOKMARK_MOUSEUP: return L"BookMark"; case JET_CONSOLE_EXEC: return L"Console"; case JET_DOC_DIDPRINT: case JET_DOC_DIDSAVE: case JET_DOC_OPEN: case JET_DOC_WILLCLOSE: case JET_DOC_WILLPRINT: case JET_DOC_WILLSAVE: return L"Doc"; case JET_EXTERNAL_EXEC: return L"External"; case JET_FIELD_BLUR: case JET_FIELD_FOCUS: case JET_FIELD_MOUSEDOWN: case JET_FIELD_MOUSEENTER: case JET_FIELD_MOUSEEXIT: case JET_FIELD_MOUSEUP: case JET_FIELD_CALCULATE: case JET_FIELD_FORMAT: case JET_FIELD_KEYSTROKE: case JET_FIELD_VALIDATE: return L"Field"; case JET_SCREEN_FOCUS: case JET_SCREEN_BLUR: case JET_SCREEN_OPEN: case JET_SCREEN_CLOSE: case JET_SCREEN_MOUSEDOWN: case JET_SCREEN_MOUSEUP: case JET_SCREEN_MOUSEENTER: case JET_SCREEN_MOUSEEXIT: case JET_SCREEN_INVIEW: case JET_SCREEN_OUTVIEW: return L"Screen"; case JET_LINK_MOUSEUP: return L"Link"; case JET_MENU_EXEC: return L"Menu"; case JET_PAGE_OPEN: case JET_PAGE_CLOSE: case JET_PAGE_INVIEW: case JET_PAGE_OUTVIEW: return L"Page"; default: return L""; } } bool& CJS_EventHandler::Rc() { if (m_pbRc) { return *m_pbRc; } return m_bRcDu; } int& CJS_EventHandler::SelEnd() { if (m_pISelEnd) { return *m_pISelEnd; } return m_nSelEndDu; } int& CJS_EventHandler::SelStart() { if (m_pISelStart) { return *m_pISelStart; } return m_nSelStartDu; } bool CJS_EventHandler::Shift() { return m_bShift; } Field* CJS_EventHandler::Source() { CJS_Runtime* pRuntime = m_pJSEventContext->GetJSRuntime(); v8::Local<v8::Object> pDocObj = pRuntime->NewFxDynamicObj(CJS_Document::g_nObjDefnID); if (pDocObj.IsEmpty()) return nullptr; v8::Local<v8::Object> pFieldObj = pRuntime->NewFxDynamicObj(CJS_Field::g_nObjDefnID); if (pFieldObj.IsEmpty()) return nullptr; CJS_Document* pJSDocument = static_cast<CJS_Document*>(pRuntime->GetObjectPrivate(pDocObj)); CJS_Field* pJSField = static_cast<CJS_Field*>(pRuntime->GetObjectPrivate(pFieldObj)); Document* pDocument = static_cast<Document*>(pJSDocument->GetEmbedObject()); pDocument->SetFormFillEnv(m_pTargetFormFillEnv ? m_pTargetFormFillEnv.Get() : m_pJSEventContext->GetFormFillEnv()); Field* pField = static_cast<Field*>(pJSField->GetEmbedObject()); pField->AttachField(pDocument, m_strSourceName); return pField; } Field* CJS_EventHandler::Target_Field() { CJS_Runtime* pRuntime = m_pJSEventContext->GetJSRuntime(); v8::Local<v8::Object> pDocObj = pRuntime->NewFxDynamicObj(CJS_Document::g_nObjDefnID); if (pDocObj.IsEmpty()) return nullptr; v8::Local<v8::Object> pFieldObj = pRuntime->NewFxDynamicObj(CJS_Field::g_nObjDefnID); if (pFieldObj.IsEmpty()) return nullptr; CJS_Document* pJSDocument = static_cast<CJS_Document*>(pRuntime->GetObjectPrivate(pDocObj)); CJS_Field* pJSField = static_cast<CJS_Field*>(pRuntime->GetObjectPrivate(pFieldObj)); Document* pDocument = static_cast<Document*>(pJSDocument->GetEmbedObject()); pDocument->SetFormFillEnv(m_pTargetFormFillEnv ? m_pTargetFormFillEnv.Get() : m_pJSEventContext->GetFormFillEnv()); Field* pField = static_cast<Field*>(pJSField->GetEmbedObject()); pField->AttachField(pDocument, m_strTargetName); return pField; } CFX_WideString& CJS_EventHandler::Value() { return *m_pValue; } bool CJS_EventHandler::WillCommit() { return m_bWillCommit; } CFX_WideString CJS_EventHandler::TargetName() { return m_strTargetName; }