int CPDF_FormField::InsertOption(CFX_WideString csOptLabel,
int index,
FX_BOOL bNotify) {
if (csOptLabel.IsEmpty())
return -1;
if (bNotify && !NotifyListOrComboBoxBeforeChange(csOptLabel))
return -1;
CFX_ByteString csStr =
PDF_EncodeText(csOptLabel.c_str(), csOptLabel.GetLength());
CPDF_Object* pValue = FPDF_GetFieldAttr(m_pDict, "Opt");
CPDF_Array* pOpt = ToArray(pValue);
if (!pOpt) {
pOpt = new CPDF_Array;
m_pDict->SetAt("Opt", pOpt);
}
int iCount = (int)pOpt->GetCount();
if (index < 0 || index >= iCount) {
pOpt->AddString(csStr);
index = iCount;
} else {
CPDF_String* pString = new CPDF_String(csStr, FALSE);
pOpt->InsertAt(index, pString);
}
if (bNotify)
NotifyListOrComboBoxAfterChange();
return index;
}
int CPDF_FormField::InsertOption(CFX_WideString csOptLabel,
int index,
bool bNotify) {
if (csOptLabel.IsEmpty())
return -1;
if (bNotify && !NotifyListOrComboBoxBeforeChange(csOptLabel))
return -1;
CFX_ByteString csStr =
PDF_EncodeText(csOptLabel.c_str(), csOptLabel.GetLength());
CPDF_Array* pOpt = ToArray(FPDF_GetFieldAttr(m_pDict, "Opt"));
if (!pOpt)
pOpt = m_pDict->SetNewFor<CPDF_Array>("Opt");
int iCount = pdfium::base::checked_cast<int>(pOpt->GetCount());
if (index >= iCount) {
pOpt->AddNew<CPDF_String>(csStr, false);
index = iCount;
} else {
pOpt->InsertNewAt<CPDF_String>(index, csStr, false);
}
if (bNotify)
NotifyListOrComboBoxAfterChange();
return index;
}
bool CPDF_FormField::SetItemSelection(int index, bool bSelected, bool bNotify) {
ASSERT(GetType() == ComboBox || GetType() == ListBox);
if (index < 0 || index >= CountOptions())
return false;
CFX_WideString opt_value = GetOptionValue(index);
if (bNotify && !NotifyListOrComboBoxBeforeChange(opt_value))
return false;
if (bSelected) {
if (GetType() == ListBox) {
SelectOption(index, true);
if (!(m_Flags & kFormListMultiSelect)) {
m_pDict->SetNewFor<CPDF_String>("V", PDF_EncodeText(opt_value), false);
} else {
CPDF_Array* pArray = m_pDict->SetNewFor<CPDF_Array>("V");
for (int i = 0; i < CountOptions(); i++) {
if (i == index || IsItemSelected(i)) {
opt_value = GetOptionValue(i);
pArray->AddNew<CPDF_String>(PDF_EncodeText(opt_value), false);
}
}
}
} else {
m_pDict->SetNewFor<CPDF_String>("V", PDF_EncodeText(opt_value), false);
CPDF_Array* pI = m_pDict->SetNewFor<CPDF_Array>("I");
pI->AddNew<CPDF_Number>(index);
}
} else {
CPDF_Object* pValue = FPDF_GetFieldAttr(m_pDict, "V");
if (pValue) {
if (GetType() == ListBox) {
SelectOption(index, false);
if (pValue->IsString()) {
if (pValue->GetUnicodeText() == opt_value)
m_pDict->RemoveFor("V");
} else if (pValue->IsArray()) {
std::unique_ptr<CPDF_Array> pArray(new CPDF_Array);
for (int i = 0; i < CountOptions(); i++) {
if (i != index && IsItemSelected(i)) {
opt_value = GetOptionValue(i);
pArray->AddNew<CPDF_String>(PDF_EncodeText(opt_value), false);
}
}
if (pArray->GetCount() > 0)
m_pDict->SetFor("V", std::move(pArray));
}
} else {
m_pDict->RemoveFor("V");
m_pDict->RemoveFor("I");
}
}
}
if (bNotify)
NotifyListOrComboBoxAfterChange();
return true;
}
FX_BOOL CPDF_FormField::SelectOption(int iOptIndex,
FX_BOOL bSelected,
FX_BOOL bNotify) {
CPDF_Array* pArray = m_pDict->GetArrayBy("I");
if (!pArray) {
if (!bSelected)
return TRUE;
pArray = new CPDF_Array;
m_pDict->SetAt("I", pArray);
}
FX_BOOL bReturn = FALSE;
for (size_t i = 0; i < pArray->GetCount(); i++) {
int iFind = pArray->GetIntegerAt(i);
if (iFind == iOptIndex) {
if (bSelected)
return TRUE;
if (bNotify && m_pForm->m_pFormNotify) {
CFX_WideString csValue = GetOptionLabel(iOptIndex);
if (!NotifyListOrComboBoxBeforeChange(csValue))
return FALSE;
}
pArray->RemoveAt(i);
bReturn = TRUE;
break;
}
if (iFind > iOptIndex) {
if (!bSelected)
continue;
if (bNotify && m_pForm->m_pFormNotify) {
CFX_WideString csValue = GetOptionLabel(iOptIndex);
if (!NotifyListOrComboBoxBeforeChange(csValue))
return FALSE;
}
pArray->InsertAt(i, new CPDF_Number(iOptIndex));
bReturn = TRUE;
break;
}
}
if (!bReturn) {
if (bSelected)
pArray->AddInteger(iOptIndex);
if (pArray->GetCount() == 0)
m_pDict->RemoveAt("I");
}
if (bNotify)
NotifyListOrComboBoxAfterChange();
return TRUE;
}
bool CPDF_FormField::SelectOption(int iOptIndex, bool bSelected, bool bNotify) {
CPDF_Array* pArray = m_pDict->GetArrayFor("I");
if (!pArray) {
if (!bSelected)
return true;
pArray = m_pDict->SetNewFor<CPDF_Array>("I");
}
bool bReturn = false;
for (size_t i = 0; i < pArray->GetCount(); i++) {
int iFind = pArray->GetIntegerAt(i);
if (iFind == iOptIndex) {
if (bSelected)
return true;
if (bNotify && m_pForm->m_pFormNotify) {
CFX_WideString csValue = GetOptionLabel(iOptIndex);
if (!NotifyListOrComboBoxBeforeChange(csValue))
return false;
}
pArray->RemoveAt(i);
bReturn = true;
break;
}
if (iFind > iOptIndex) {
if (!bSelected)
continue;
if (bNotify && m_pForm->m_pFormNotify) {
CFX_WideString csValue = GetOptionLabel(iOptIndex);
if (!NotifyListOrComboBoxBeforeChange(csValue))
return false;
}
pArray->InsertNewAt<CPDF_Number>(i, iOptIndex);
bReturn = true;
break;
}
}
if (!bReturn) {
if (bSelected)
pArray->AddNew<CPDF_Number>(iOptIndex);
if (pArray->IsEmpty())
m_pDict->RemoveFor("I");
}
if (bNotify)
NotifyListOrComboBoxAfterChange();
return true;
}
FX_BOOL CPDF_FormField::ClearSelectedOptions(FX_BOOL bNotify) {
if (bNotify && m_pForm->m_pFormNotify) {
CFX_WideString csValue;
int iIndex = GetSelectedIndex(0);
if (iIndex >= 0)
csValue = GetOptionLabel(iIndex);
if (!NotifyListOrComboBoxBeforeChange(csValue))
return FALSE;
}
m_pDict->RemoveAt("I");
if (bNotify)
NotifyListOrComboBoxAfterChange();
return TRUE;
}
bool CPDF_FormField::ClearSelection(bool bNotify) {
if (bNotify && m_pForm->m_pFormNotify) {
CFX_WideString csValue;
int iIndex = GetSelectedIndex(0);
if (iIndex >= 0)
csValue = GetOptionLabel(iIndex);
if (!NotifyListOrComboBoxBeforeChange(csValue))
return false;
}
m_pDict->RemoveFor("V");
m_pDict->RemoveFor("I");
if (bNotify)
NotifyListOrComboBoxAfterChange();
return true;
}
FX_BOOL CPDF_FormField::SetItemSelection(int index,
FX_BOOL bSelected,
FX_BOOL bNotify) {
ASSERT(GetType() == ComboBox || GetType() == ListBox);
if (index < 0 || index >= CountOptions())
return FALSE;
CFX_WideString opt_value = GetOptionValue(index);
if (bNotify && !NotifyListOrComboBoxBeforeChange(opt_value))
return FALSE;
if (bSelected) {
if (GetType() == ListBox) {
SelectOption(index, TRUE);
if (!(m_Flags & FORMLIST_MULTISELECT)) {
m_pDict->SetAtString("V", PDF_EncodeText(opt_value));
} else {
CPDF_Array* pArray = new CPDF_Array;
for (int i = 0; i < CountOptions(); i++) {
if (i == index || IsItemSelected(i)) {
opt_value = GetOptionValue(i);
pArray->AddString(PDF_EncodeText(opt_value));
}
}
m_pDict->SetAt("V", pArray);
}
} else {
m_pDict->SetAtString("V", PDF_EncodeText(opt_value));
CPDF_Array* pI = new CPDF_Array;
pI->AddInteger(index);
m_pDict->SetAt("I", pI);
}
} else {
CPDF_Object* pValue = FPDF_GetFieldAttr(m_pDict, "V");
if (pValue) {
if (GetType() == ListBox) {
SelectOption(index, FALSE);
if (pValue->IsString()) {
if (pValue->GetUnicodeText() == opt_value)
m_pDict->RemoveAt("V");
} else if (pValue->IsArray()) {
CPDF_Array* pArray = new CPDF_Array;
for (int i = 0; i < CountOptions(); i++) {
if (i != index && IsItemSelected(i)) {
opt_value = GetOptionValue(i);
pArray->AddString(PDF_EncodeText(opt_value));
}
}
if (pArray->GetCount() < 1)
pArray->Release();
else
m_pDict->SetAt("V", pArray);
}
} else {
m_pDict->RemoveAt("V");
m_pDict->RemoveAt("I");
}
}
}
if (bNotify)
NotifyListOrComboBoxAfterChange();
return TRUE;
}
FX_BOOL CPDF_FormField::ResetField(FX_BOOL bNotify) {
switch (m_Type) {
case CPDF_FormField::CheckBox:
case CPDF_FormField::RadioButton: {
int iCount = CountControls();
if (iCount) {
// TODO(weili): Check whether anything special needs to be done for
// unison field. Otherwise, merge these branches.
if (PDF_FormField_IsUnison(this)) {
for (int i = 0; i < iCount; i++) {
CheckControl(i, GetControl(i)->IsDefaultChecked(), FALSE);
}
} else {
for (int i = 0; i < iCount; i++) {
CheckControl(i, GetControl(i)->IsDefaultChecked(), FALSE);
}
}
}
if (bNotify && m_pForm->m_pFormNotify) {
m_pForm->m_pFormNotify->AfterCheckedStatusChange(this);
}
} break;
case CPDF_FormField::ComboBox:
case CPDF_FormField::ListBox: {
CFX_WideString csValue;
ClearSelection();
int iIndex = GetDefaultSelectedItem();
if (iIndex >= 0)
csValue = GetOptionLabel(iIndex);
if (bNotify && !NotifyListOrComboBoxBeforeChange(csValue))
return FALSE;
SetItemSelection(iIndex, TRUE);
if (bNotify)
NotifyListOrComboBoxAfterChange();
} break;
case CPDF_FormField::Text:
case CPDF_FormField::RichText:
case CPDF_FormField::File:
default: {
CPDF_Object* pDV = FPDF_GetFieldAttr(m_pDict, "DV");
CFX_WideString csDValue;
if (pDV)
csDValue = pDV->GetUnicodeText();
CPDF_Object* pV = FPDF_GetFieldAttr(m_pDict, "V");
CFX_WideString csValue;
if (pV)
csValue = pV->GetUnicodeText();
CPDF_Object* pRV = FPDF_GetFieldAttr(m_pDict, "RV");
if (!pRV && (csDValue == csValue))
return FALSE;
if (bNotify && !NotifyBeforeValueChange(csDValue))
return FALSE;
if (pDV) {
CPDF_Object* pClone = pDV->Clone();
if (!pClone)
return FALSE;
m_pDict->SetAt("V", pClone);
if (pRV) {
CPDF_Object* pCloneR = pDV->Clone();
m_pDict->SetAt("RV", pCloneR);
}
} else {
m_pDict->RemoveAt("V");
m_pDict->RemoveAt("RV");
}
if (bNotify)
NotifyAfterValueChange();
} break;
}
return TRUE;
}
FX_BOOL CPDF_FormField::SetItemSelection(int index,
FX_BOOL bSelected,
FX_BOOL bNotify) {
ASSERT(GetType() == ComboBox || GetType() == ListBox);
if (index < 0 || index >= CountOptions())
return FALSE;
CFX_WideString opt_value = GetOptionValue(index);
if (bNotify && !NotifyListOrComboBoxBeforeChange(opt_value))
return FALSE;
if (bSelected) {
if (GetType() == ListBox) {
SelectOption(index, TRUE);
if (!(m_Flags & kFormListMultiSelect)) {
m_pDict->SetStringFor("V", PDF_EncodeText(opt_value));
} else {
CPDF_Array* pArray = new CPDF_Array;
for (int i = 0; i < CountOptions(); i++) {
if (i == index || IsItemSelected(i)) {
opt_value = GetOptionValue(i);
pArray->AddString(PDF_EncodeText(opt_value));
}
}
m_pDict->SetFor("V", pArray);
}
} else {
m_pDict->SetStringFor("V", PDF_EncodeText(opt_value));
CPDF_Array* pI = new CPDF_Array;
pI->AddInteger(index);
m_pDict->SetFor("I", pI);
}
} else {
CPDF_Object* pValue = FPDF_GetFieldAttr(m_pDict, "V");
if (pValue) {
if (GetType() == ListBox) {
SelectOption(index, FALSE);
if (pValue->IsString()) {
if (pValue->GetUnicodeText() == opt_value)
m_pDict->RemoveFor("V");
} else if (pValue->IsArray()) {
std::unique_ptr<CPDF_Array, ReleaseDeleter<CPDF_Array>> pArray(
new CPDF_Array);
for (int i = 0; i < CountOptions(); i++) {
if (i != index && IsItemSelected(i)) {
opt_value = GetOptionValue(i);
pArray->AddString(PDF_EncodeText(opt_value));
}
}
if (pArray->GetCount() > 0)
m_pDict->SetFor("V", pArray.release()); // std::move someday
}
} else {
m_pDict->RemoveFor("V");
m_pDict->RemoveFor("I");
}
}
}
if (bNotify)
NotifyListOrComboBoxAfterChange();
return TRUE;
}
