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// 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
#include "fpdfsdk/cpdfsdk_interform.h"
#include <algorithm>
#include <memory>
#include <vector>
#include "core/fpdfapi/page/cpdf_page.h"
#include "core/fpdfapi/parser/cfdf_document.h"
#include "core/fpdfapi/parser/cpdf_array.h"
#include "core/fpdfapi/parser/cpdf_document.h"
#include "core/fpdfapi/parser/cpdf_stream.h"
#include "core/fpdfdoc/cpdf_actionfields.h"
#include "core/fpdfdoc/cpdf_interform.h"
#include "core/fxge/cfx_graphstatedata.h"
#include "core/fxge/cfx_pathdata.h"
#include "core/fxge/cfx_renderdevice.h"
#include "fpdfsdk/cba_annotiterator.h"
#include "fpdfsdk/cpdfsdk_annot.h"
#include "fpdfsdk/cpdfsdk_formfillenvironment.h"
#include "fpdfsdk/cpdfsdk_pageview.h"
#include "fpdfsdk/cpdfsdk_widget.h"
#include "fpdfsdk/formfiller/cffl_formfiller.h"
#include "fpdfsdk/fsdk_actionhandler.h"
#include "fpdfsdk/fsdk_define.h"
#include "fpdfsdk/fxedit/fxet_edit.h"
#include "fpdfsdk/ipdfsdk_annothandler.h"
#include "fpdfsdk/javascript/ijs_event_context.h"
#include "fpdfsdk/javascript/ijs_runtime.h"
#include "fpdfsdk/pdfwindow/PWL_Utils.h"
#include "third_party/base/stl_util.h"
#ifdef PDF_ENABLE_XFA
#include "fpdfsdk/cpdfsdk_xfawidget.h"
#include "fpdfsdk/fpdfxfa/cpdfxfa_context.h"
#include "fpdfsdk/fpdfxfa/cxfa_fwladaptertimermgr.h"
#include "xfa/fxfa/cxfa_eventparam.h"
#include "xfa/fxfa/cxfa_ffdocview.h"
#include "xfa/fxfa/cxfa_ffwidget.h"
#include "xfa/fxfa/cxfa_ffwidgethandler.h"
#endif // PDF_ENABLE_XFA
CPDFSDK_InterForm::CPDFSDK_InterForm(CPDFSDK_FormFillEnvironment* pFormFillEnv)
: m_pFormFillEnv(pFormFillEnv),
m_pInterForm(
pdfium::MakeUnique<CPDF_InterForm>(m_pFormFillEnv->GetPDFDocument())),
#ifdef PDF_ENABLE_XFA
m_bXfaCalculate(true),
m_bXfaValidationsEnabled(true),
#endif // PDF_ENABLE_XFA
m_bCalculate(true),
m_bBusy(false),
m_iHighlightAlpha(0) {
m_pInterForm->SetFormNotify(this);
for (int i = 0; i < kNumFieldTypes; ++i)
m_bNeedHightlight[i] = false;
}
CPDFSDK_InterForm::~CPDFSDK_InterForm() {
m_Map.clear();
#ifdef PDF_ENABLE_XFA
m_XFAMap.clear();
#endif // PDF_ENABLE_XFA
}
bool CPDFSDK_InterForm::HighlightWidgets() {
return false;
}
CPDFSDK_Widget* CPDFSDK_InterForm::GetSibling(CPDFSDK_Widget* pWidget,
bool bNext) const {
auto pIterator = pdfium::MakeUnique<CBA_AnnotIterator>(
pWidget->GetPageView(), CPDF_Annot::Subtype::WIDGET);
if (bNext)
return static_cast<CPDFSDK_Widget*>(pIterator->GetNextAnnot(pWidget));
return static_cast<CPDFSDK_Widget*>(pIterator->GetPrevAnnot(pWidget));
}
CPDFSDK_Widget* CPDFSDK_InterForm::GetWidget(CPDF_FormControl* pControl) const {
if (!pControl || !m_pInterForm)
return nullptr;
CPDFSDK_Widget* pWidget = nullptr;
const auto it = m_Map.find(pControl);
if (it != m_Map.end())
pWidget = it->second;
if (pWidget)
return pWidget;
CPDF_Dictionary* pControlDict = pControl->GetWidget();
CPDF_Document* pDocument = m_pFormFillEnv->GetPDFDocument();
CPDFSDK_PageView* pPage = nullptr;
if (CPDF_Dictionary* pPageDict = pControlDict->GetDictFor("P")) {
int nPageIndex = pDocument->GetPageIndex(pPageDict->GetObjNum());
if (nPageIndex >= 0)
pPage = m_pFormFillEnv->GetPageView(nPageIndex);
}
if (!pPage) {
int nPageIndex = GetPageIndexByAnnotDict(pDocument, pControlDict);
if (nPageIndex >= 0)
pPage = m_pFormFillEnv->GetPageView(nPageIndex);
}
if (!pPage)
return nullptr;
return static_cast<CPDFSDK_Widget*>(pPage->GetAnnotByDict(pControlDict));
}
void CPDFSDK_InterForm::GetWidgets(
const CFX_WideString& sFieldName,
std::vector<CPDFSDK_Annot::ObservedPtr>* widgets) const {
for (int i = 0, sz = m_pInterForm->CountFields(sFieldName); i < sz; ++i) {
CPDF_FormField* pFormField = m_pInterForm->GetField(i, sFieldName);
ASSERT(pFormField);
GetWidgets(pFormField, widgets);
}
}
void CPDFSDK_InterForm::GetWidgets(
CPDF_FormField* pField,
std::vector<CPDFSDK_Annot::ObservedPtr>* widgets) const {
for (int i = 0, sz = pField->CountControls(); i < sz; ++i) {
CPDF_FormControl* pFormCtrl = pField->GetControl(i);
ASSERT(pFormCtrl);
CPDFSDK_Widget* pWidget = GetWidget(pFormCtrl);
if (pWidget)
widgets->emplace_back(pWidget);
}
}
int CPDFSDK_InterForm::GetPageIndexByAnnotDict(
CPDF_Document* pDocument,
CPDF_Dictionary* pAnnotDict) const {
ASSERT(pAnnotDict);
for (int i = 0, sz = pDocument->GetPageCount(); i < sz; i++) {
if (CPDF_Dictionary* pPageDict = pDocument->GetPage(i)) {
if (CPDF_Array* pAnnots = pPageDict->GetArrayFor("Annots")) {
for (int j = 0, jsz = pAnnots->GetCount(); j < jsz; j++) {
CPDF_Object* pDict = pAnnots->GetDirectObjectAt(j);
if (pAnnotDict == pDict)
return i;
}
}
}
}
return -1;
}
void CPDFSDK_InterForm::AddMap(CPDF_FormControl* pControl,
CPDFSDK_Widget* pWidget) {
m_Map[pControl] = pWidget;
}
void CPDFSDK_InterForm::RemoveMap(CPDF_FormControl* pControl) {
m_Map.erase(pControl);
}
void CPDFSDK_InterForm::EnableCalculate(bool bEnabled) {
m_bCalculate = bEnabled;
}
bool CPDFSDK_InterForm::IsCalculateEnabled() const {
return m_bCalculate;
}
#ifdef PDF_ENABLE_XFA
void CPDFSDK_InterForm::AddXFAMap(CXFA_FFWidget* hWidget,
CPDFSDK_XFAWidget* pWidget) {
ASSERT(hWidget);
m_XFAMap[hWidget] = pWidget;
}
void CPDFSDK_InterForm::RemoveXFAMap(CXFA_FFWidget* hWidget) {
ASSERT(hWidget);
m_XFAMap.erase(hWidget);
}
CPDFSDK_XFAWidget* CPDFSDK_InterForm::GetXFAWidget(CXFA_FFWidget* hWidget) {
ASSERT(hWidget);
auto it = m_XFAMap.find(hWidget);
return it != m_XFAMap.end() ? it->second : nullptr;
}
void CPDFSDK_InterForm::XfaEnableCalculate(bool bEnabled) {
m_bXfaCalculate = bEnabled;
}
bool CPDFSDK_InterForm::IsXfaCalculateEnabled() const {
return m_bXfaCalculate;
}
bool CPDFSDK_InterForm::IsXfaValidationsEnabled() {
return m_bXfaValidationsEnabled;
}
void CPDFSDK_InterForm::XfaSetValidationsEnabled(bool bEnabled) {
m_bXfaValidationsEnabled = bEnabled;
}
void CPDFSDK_InterForm::SynchronizeField(CPDF_FormField* pFormField,
bool bSynchronizeElse) {
for (int i = 0, sz = pFormField->CountControls(); i < sz; i++) {
CPDF_FormControl* pFormCtrl = pFormField->GetControl(i);
if (CPDFSDK_Widget* pWidget = GetWidget(pFormCtrl))
pWidget->Synchronize(bSynchronizeElse);
}
}
#endif // PDF_ENABLE_XFA
void CPDFSDK_InterForm::OnCalculate(CPDF_FormField* pFormField) {
if (!m_pFormFillEnv->IsJSInitiated())
return;
if (m_bBusy)
return;
m_bBusy = true;
if (!IsCalculateEnabled()) {
m_bBusy = false;
return;
}
IJS_Runtime* pRuntime = m_pFormFillEnv->GetJSRuntime();
int nSize = m_pInterForm->CountFieldsInCalculationOrder();
for (int i = 0; i < nSize; i++) {
CPDF_FormField* pField = m_pInterForm->GetFieldInCalculationOrder(i);
if (!pField)
continue;
int nType = pField->GetFieldType();
if (nType != FIELDTYPE_COMBOBOX && nType != FIELDTYPE_TEXTFIELD)
continue;
CPDF_AAction aAction = pField->GetAdditionalAction();
if (!aAction.GetDict() || !aAction.ActionExist(CPDF_AAction::Calculate))
continue;
CPDF_Action action = aAction.GetAction(CPDF_AAction::Calculate);
if (!action.GetDict())
continue;
CFX_WideString csJS = action.GetJavaScript();
if (csJS.IsEmpty())
continue;
IJS_EventContext* pContext = pRuntime->NewEventContext();
CFX_WideString sOldValue = pField->GetValue();
CFX_WideString sValue = sOldValue;
bool bRC = true;
pContext->OnField_Calculate(pFormField, pField, sValue, bRC);
CFX_WideString sInfo;
bool bRet = pContext->RunScript(csJS, &sInfo);
pRuntime->ReleaseEventContext(pContext);
if (bRet && bRC && sValue.Compare(sOldValue) != 0)
pField->SetValue(sValue, true);
}
m_bBusy = false;
}
CFX_WideString CPDFSDK_InterForm::OnFormat(CPDF_FormField* pFormField,
bool& bFormatted) {
CFX_WideString sValue = pFormField->GetValue();
if (!m_pFormFillEnv->IsJSInitiated()) {
bFormatted = false;
return sValue;
}
IJS_Runtime* pRuntime = m_pFormFillEnv->GetJSRuntime();
if (pFormField->GetFieldType() == FIELDTYPE_COMBOBOX &&
pFormField->CountSelectedItems() > 0) {
int index = pFormField->GetSelectedIndex(0);
if (index >= 0)
sValue = pFormField->GetOptionLabel(index);
}
bFormatted = false;
CPDF_AAction aAction = pFormField->GetAdditionalAction();
if (aAction.GetDict() && aAction.ActionExist(CPDF_AAction::Format)) {
CPDF_Action action = aAction.GetAction(CPDF_AAction::Format);
if (action.GetDict()) {
CFX_WideString script = action.GetJavaScript();
if (!script.IsEmpty()) {
CFX_WideString Value = sValue;
IJS_EventContext* pContext = pRuntime->NewEventContext();
pContext->OnField_Format(pFormField, Value, true);
CFX_WideString sInfo;
bool bRet = pContext->RunScript(script, &sInfo);
pRuntime->ReleaseEventContext(pContext);
if (bRet) {
sValue = Value;
bFormatted = true;
}
}
}
}
return sValue;
}
void CPDFSDK_InterForm::ResetFieldAppearance(CPDF_FormField* pFormField,
const CFX_WideString* sValue,
bool bValueChanged) {
for (int i = 0, sz = pFormField->CountControls(); i < sz; i++) {
CPDF_FormControl* pFormCtrl = pFormField->GetControl(i);
ASSERT(pFormCtrl);
if (CPDFSDK_Widget* pWidget = GetWidget(pFormCtrl))
pWidget->ResetAppearance(sValue, bValueChanged);
}
}
void CPDFSDK_InterForm::UpdateField(CPDF_FormField* pFormField) {
auto* formfiller = m_pFormFillEnv->GetInteractiveFormFiller();
for (int i = 0, sz = pFormField->CountControls(); i < sz; i++) {
CPDF_FormControl* pFormCtrl = pFormField->GetControl(i);
ASSERT(pFormCtrl);
if (CPDFSDK_Widget* pWidget = GetWidget(pFormCtrl)) {
UnderlyingPageType* pPage = pWidget->GetUnderlyingPage();
m_pFormFillEnv->Invalidate(
pPage, formfiller->GetViewBBox(
m_pFormFillEnv->GetPageView(pPage, false), pWidget));
}
}
}
bool CPDFSDK_InterForm::OnKeyStrokeCommit(CPDF_FormField* pFormField,
const CFX_WideString& csValue) {
CPDF_AAction aAction = pFormField->GetAdditionalAction();
if (!aAction.GetDict() || !aAction.ActionExist(CPDF_AAction::KeyStroke))
return true;
CPDF_Action action = aAction.GetAction(CPDF_AAction::KeyStroke);
if (!action.GetDict())
return true;
CPDFSDK_ActionHandler* pActionHandler = m_pFormFillEnv->GetActionHander();
PDFSDK_FieldAction fa;
fa.bModifier = m_pFormFillEnv->IsCTRLKeyDown(0);
fa.bShift = m_pFormFillEnv->IsSHIFTKeyDown(0);
fa.sValue = csValue;
pActionHandler->DoAction_FieldJavaScript(
action, CPDF_AAction::KeyStroke, m_pFormFillEnv.Get(), pFormField, fa);
return fa.bRC;
}
bool CPDFSDK_InterForm::OnValidate(CPDF_FormField* pFormField,
const CFX_WideString& csValue) {
CPDF_AAction aAction = pFormField->GetAdditionalAction();
if (!aAction.GetDict() || !aAction.ActionExist(CPDF_AAction::Validate))
return true;
CPDF_Action action = aAction.GetAction(CPDF_AAction::Validate);
if (!action.GetDict())
return true;
CPDFSDK_ActionHandler* pActionHandler = m_pFormFillEnv->GetActionHander();
PDFSDK_FieldAction fa;
fa.bModifier = m_pFormFillEnv->IsCTRLKeyDown(0);
fa.bShift = m_pFormFillEnv->IsSHIFTKeyDown(0);
fa.sValue = csValue;
pActionHandler->DoAction_FieldJavaScript(
action, CPDF_AAction::Validate, m_pFormFillEnv.Get(), pFormField, fa);
return fa.bRC;
}
bool CPDFSDK_InterForm::DoAction_Hide(const CPDF_Action& action) {
ASSERT(action.GetDict());
CPDF_ActionFields af(&action);
std::vector<CPDF_Object*> fieldObjects = af.GetAllFields();
std::vector<CPDF_FormField*> fields = GetFieldFromObjects(fieldObjects);
bool bHide = action.GetHideStatus();
bool bChanged = false;
for (CPDF_FormField* pField : fields) {
for (int i = 0, sz = pField->CountControls(); i < sz; ++i) {
CPDF_FormControl* pControl = pField->GetControl(i);
ASSERT(pControl);
if (CPDFSDK_Widget* pWidget = GetWidget(pControl)) {
uint32_t nFlags = pWidget->GetFlags();
nFlags &= ~ANNOTFLAG_INVISIBLE;
nFlags &= ~ANNOTFLAG_NOVIEW;
if (bHide)
nFlags |= ANNOTFLAG_HIDDEN;
else
nFlags &= ~ANNOTFLAG_HIDDEN;
pWidget->SetFlags(nFlags);
pWidget->GetPageView()->UpdateView(pWidget);
bChanged = true;
}
}
}
return bChanged;
}
bool CPDFSDK_InterForm::DoAction_SubmitForm(const CPDF_Action& action) {
CFX_WideString sDestination = action.GetFilePath();
if (sDestination.IsEmpty())
return false;
CPDF_Dictionary* pActionDict = action.GetDict();
if (pActionDict->KeyExist("Fields")) {
CPDF_ActionFields af(&action);
uint32_t dwFlags = action.GetFlags();
std::vector<CPDF_Object*> fieldObjects = af.GetAllFields();
std::vector<CPDF_FormField*> fields = GetFieldFromObjects(fieldObjects);
if (!fields.empty()) {
bool bIncludeOrExclude = !(dwFlags & 0x01);
if (!m_pInterForm->CheckRequiredFields(&fields, bIncludeOrExclude))
return false;
return SubmitFields(sDestination, fields, bIncludeOrExclude, false);
}
}
if (!m_pInterForm->CheckRequiredFields(nullptr, true))
return false;
return SubmitForm(sDestination, false);
}
bool CPDFSDK_InterForm::SubmitFields(const CFX_WideString& csDestination,
const std::vector<CPDF_FormField*>& fields,
bool bIncludeOrExclude,
bool bUrlEncoded) {
CFX_ByteTextBuf textBuf;
ExportFieldsToFDFTextBuf(fields, bIncludeOrExclude, textBuf);
uint8_t* pBuffer = textBuf.GetBuffer();
FX_STRSIZE nBufSize = textBuf.GetLength();
if (bUrlEncoded && !FDFToURLEncodedData(pBuffer, nBufSize))
return false;
m_pFormFillEnv->JS_docSubmitForm(pBuffer, nBufSize, csDestination.c_str());
return true;
}
bool CPDFSDK_InterForm::FDFToURLEncodedData(CFX_WideString csFDFFile,
CFX_WideString csTxtFile) {
return true;
}
bool CPDFSDK_InterForm::FDFToURLEncodedData(uint8_t*& pBuf,
FX_STRSIZE& nBufSize) {
std::unique_ptr<CFDF_Document> pFDF =
CFDF_Document::ParseMemory(pBuf, nBufSize);
if (!pFDF)
return true;
CPDF_Dictionary* pMainDict = pFDF->GetRoot()->GetDictFor("FDF");
if (!pMainDict)
return false;
CPDF_Array* pFields = pMainDict->GetArrayFor("Fields");
if (!pFields)
return false;
CFX_ByteTextBuf fdfEncodedData;
for (uint32_t i = 0; i < pFields->GetCount(); i++) {
CPDF_Dictionary* pField = pFields->GetDictAt(i);
if (!pField)
continue;
CFX_WideString name;
name = pField->GetUnicodeTextFor("T");
CFX_ByteString name_b = CFX_ByteString::FromUnicode(name);
CFX_ByteString csBValue = pField->GetStringFor("V");
CFX_WideString csWValue = PDF_DecodeText(csBValue);
CFX_ByteString csValue_b = CFX_ByteString::FromUnicode(csWValue);
fdfEncodedData << name_b.GetBuffer(name_b.GetLength());
name_b.ReleaseBuffer();
fdfEncodedData << "=";
fdfEncodedData << csValue_b.GetBuffer(csValue_b.GetLength());
csValue_b.ReleaseBuffer();
if (i != pFields->GetCount() - 1)
fdfEncodedData << "&";
}
nBufSize = fdfEncodedData.GetLength();
pBuf = FX_Alloc(uint8_t, nBufSize);
memcpy(pBuf, fdfEncodedData.GetBuffer(), nBufSize);
return true;
}
bool CPDFSDK_InterForm::ExportFieldsToFDFTextBuf(
const std::vector<CPDF_FormField*>& fields,
bool bIncludeOrExclude,
CFX_ByteTextBuf& textBuf) {
std::unique_ptr<CFDF_Document> pFDF = m_pInterForm->ExportToFDF(
m_pFormFillEnv->JS_docGetFilePath(), fields, bIncludeOrExclude, false);
return pFDF ? pFDF->WriteBuf(textBuf) : false;
}
CFX_WideString CPDFSDK_InterForm::GetTemporaryFileName(
const CFX_WideString& sFileExt) {
return L"";
}
bool CPDFSDK_InterForm::SubmitForm(const CFX_WideString& sDestination,
bool bUrlEncoded) {
if (sDestination.IsEmpty())
return false;
if (!m_pFormFillEnv || !m_pInterForm)
return false;
std::unique_ptr<CFDF_Document> pFDFDoc =
m_pInterForm->ExportToFDF(m_pFormFillEnv->JS_docGetFilePath(), false);
if (!pFDFDoc)
return false;
CFX_ByteTextBuf FdfBuffer;
if (!pFDFDoc->WriteBuf(FdfBuffer))
return false;
uint8_t* pBuffer = FdfBuffer.GetBuffer();
FX_STRSIZE nBufSize = FdfBuffer.GetLength();
if (bUrlEncoded && !FDFToURLEncodedData(pBuffer, nBufSize))
return false;
m_pFormFillEnv->JS_docSubmitForm(pBuffer, nBufSize, sDestination.c_str());
if (bUrlEncoded)
FX_Free(pBuffer);
return true;
}
bool CPDFSDK_InterForm::ExportFormToFDFTextBuf(CFX_ByteTextBuf& textBuf) {
std::unique_ptr<CFDF_Document> pFDF =
m_pInterForm->ExportToFDF(m_pFormFillEnv->JS_docGetFilePath(), false);
return pFDF && pFDF->WriteBuf(textBuf);
}
bool CPDFSDK_InterForm::DoAction_ResetForm(const CPDF_Action& action) {
ASSERT(action.GetDict());
CPDF_Dictionary* pActionDict = action.GetDict();
if (!pActionDict->KeyExist("Fields"))
return m_pInterForm->ResetForm(true);
CPDF_ActionFields af(&action);
uint32_t dwFlags = action.GetFlags();
std::vector<CPDF_Object*> fieldObjects = af.GetAllFields();
std::vector<CPDF_FormField*> fields = GetFieldFromObjects(fieldObjects);
return m_pInterForm->ResetForm(fields, !(dwFlags & 0x01), true);
}
bool CPDFSDK_InterForm::DoAction_ImportData(const CPDF_Action& action) {
return false;
}
std::vector<CPDF_FormField*> CPDFSDK_InterForm::GetFieldFromObjects(
const std::vector<CPDF_Object*>& objects) const {
std::vector<CPDF_FormField*> fields;
for (CPDF_Object* pObject : objects) {
if (pObject && pObject->IsString()) {
CFX_WideString csName = pObject->GetUnicodeText();
CPDF_FormField* pField = m_pInterForm->GetField(0, csName);
if (pField)
fields.push_back(pField);
}
}
return fields;
}
int CPDFSDK_InterForm::BeforeValueChange(CPDF_FormField* pField,
const CFX_WideString& csValue) {
int nType = pField->GetFieldType();
if (nType != FIELDTYPE_COMBOBOX && nType != FIELDTYPE_TEXTFIELD)
return 0;
if (!OnKeyStrokeCommit(pField, csValue))
return -1;
if (!OnValidate(pField, csValue))
return -1;
return 1;
}
void CPDFSDK_InterForm::AfterValueChange(CPDF_FormField* pField) {
#ifdef PDF_ENABLE_XFA
SynchronizeField(pField, false);
#endif // PDF_ENABLE_XFA
int nType = pField->GetFieldType();
if (nType == FIELDTYPE_COMBOBOX || nType == FIELDTYPE_TEXTFIELD) {
OnCalculate(pField);
bool bFormatted = false;
CFX_WideString sValue = OnFormat(pField, bFormatted);
ResetFieldAppearance(pField, bFormatted ? &sValue : nullptr, true);
UpdateField(pField);
}
}
int CPDFSDK_InterForm::BeforeSelectionChange(CPDF_FormField* pField,
const CFX_WideString& csValue) {
if (pField->GetFieldType() != FIELDTYPE_LISTBOX)
return 0;
if (!OnKeyStrokeCommit(pField, csValue))
return -1;
if (!OnValidate(pField, csValue))
return -1;
return 1;
}
void CPDFSDK_InterForm::AfterSelectionChange(CPDF_FormField* pField) {
if (pField->GetFieldType() != FIELDTYPE_LISTBOX)
return;
OnCalculate(pField);
ResetFieldAppearance(pField, nullptr, true);
UpdateField(pField);
}
void CPDFSDK_InterForm::AfterCheckedStatusChange(CPDF_FormField* pField) {
int nType = pField->GetFieldType();
if (nType != FIELDTYPE_CHECKBOX && nType != FIELDTYPE_RADIOBUTTON)
return;
OnCalculate(pField);
UpdateField(pField);
}
int CPDFSDK_InterForm::BeforeFormReset(CPDF_InterForm* pForm) {
return 0;
}
void CPDFSDK_InterForm::AfterFormReset(CPDF_InterForm* pForm) {
OnCalculate(nullptr);
}
int CPDFSDK_InterForm::BeforeFormImportData(CPDF_InterForm* pForm) {
return 0;
}
void CPDFSDK_InterForm::AfterFormImportData(CPDF_InterForm* pForm) {
OnCalculate(nullptr);
}
bool CPDFSDK_InterForm::IsNeedHighLight(int nFieldType) {
if (nFieldType < 1 || nFieldType > kNumFieldTypes)
return false;
return m_bNeedHightlight[nFieldType - 1];
}
void CPDFSDK_InterForm::RemoveAllHighLight() {
for (int i = 0; i < kNumFieldTypes; ++i)
m_bNeedHightlight[i] = false;
}
void CPDFSDK_InterForm::SetHighlightColor(FX_COLORREF clr, int nFieldType) {
if (nFieldType < 0 || nFieldType > kNumFieldTypes)
return;
switch (nFieldType) {
case 0: {
for (int i = 0; i < kNumFieldTypes; ++i) {
m_aHighlightColor[i] = clr;
m_bNeedHightlight[i] = true;
}
break;
}
default: {
m_aHighlightColor[nFieldType - 1] = clr;
m_bNeedHightlight[nFieldType - 1] = true;
break;
}
}
}
FX_COLORREF CPDFSDK_InterForm::GetHighlightColor(int nFieldType) {
if (nFieldType < 0 || nFieldType > kNumFieldTypes)
return FXSYS_RGB(255, 255, 255);
if (nFieldType == 0)
return m_aHighlightColor[0];
return m_aHighlightColor[nFieldType - 1];
}