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// 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 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 WideString& Value) {
Initial(JET_FIELD_FOCUS);
m_bModifier = bModifier;
m_bShift = bShift;
m_strTargetName = pTarget->GetFullName();
m_pValue = (WideString*)&Value;
}
void CJS_EventHandler::OnField_Blur(bool bModifier,
bool bShift,
CPDF_FormField* pTarget,
const WideString& Value) {
Initial(JET_FIELD_BLUR);
m_bModifier = bModifier;
m_bShift = bShift;
m_strTargetName = pTarget->GetFullName();
m_pValue = (WideString*)&Value;
}
void CJS_EventHandler::OnField_Keystroke(WideString& strChange,
const WideString& strChangeEx,
bool KeyDown,
bool bModifier,
int& nSelEnd,
int& nSelStart,
bool bShift,
CPDF_FormField* pTarget,
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(WideString& strChange,
const WideString& strChangeEx,
bool bKeyDown,
bool bModifier,
bool bShift,
CPDF_FormField* pTarget,
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,
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,
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 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;
}
WideString& CJS_EventHandler::Change() {
if (m_pWideStrChange) {
return *m_pWideStrChange;
}
return m_WideStrChangeDu;
}
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;
}
WideString& CJS_EventHandler::Value() {
return *m_pValue;
}
bool CJS_EventHandler::WillCommit() {
return m_bWillCommit;
}
WideString CJS_EventHandler::TargetName() {
return m_strTargetName;
}