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pdfium / pdfium / 8a0941d6deeee75bf1f9f51a00e61a15d3aa18d1 / . / xfa / fxfa / cxfa_widgetacc.cpp
blob: 0e73dfb4e8f5de13acb6d77e4ad80a625ca5db5a [file] [log] [blame]
// Copyright 2017 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 "xfa/fxfa/cxfa_widgetacc.h"
#include <algorithm>
#include <tuple>
#include <vector>
#include "core/fxcrt/cfx_decimal.h"
#include "core/fxcrt/cfx_memorystream.h"
#include "core/fxcrt/fx_extension.h"
#include "core/fxcrt/xml/cfx_xmlelement.h"
#include "core/fxcrt/xml/cfx_xmlnode.h"
#include "fxjs/cfxjse_engine.h"
#include "fxjs/xfa/cjx_object.h"
#include "third_party/base/stl_util.h"
#include "xfa/fde/cfde_textout.h"
#include "xfa/fxfa/cxfa_ffapp.h"
#include "xfa/fxfa/cxfa_ffdoc.h"
#include "xfa/fxfa/cxfa_ffdocview.h"
#include "xfa/fxfa/cxfa_ffnotify.h"
#include "xfa/fxfa/cxfa_ffwidget.h"
#include "xfa/fxfa/cxfa_fontmgr.h"
#include "xfa/fxfa/cxfa_textlayout.h"
#include "xfa/fxfa/cxfa_textprovider.h"
#include "xfa/fxfa/parser/cxfa_bind.h"
#include "xfa/fxfa/parser/cxfa_border.h"
#include "xfa/fxfa/parser/cxfa_calculate.h"
#include "xfa/fxfa/parser/cxfa_caption.h"
#include "xfa/fxfa/parser/cxfa_comb.h"
#include "xfa/fxfa/parser/cxfa_decimal.h"
#include "xfa/fxfa/parser/cxfa_document.h"
#include "xfa/fxfa/parser/cxfa_event.h"
#include "xfa/fxfa/parser/cxfa_font.h"
#include "xfa/fxfa/parser/cxfa_format.h"
#include "xfa/fxfa/parser/cxfa_image.h"
#include "xfa/fxfa/parser/cxfa_items.h"
#include "xfa/fxfa/parser/cxfa_layoutprocessor.h"
#include "xfa/fxfa/parser/cxfa_localevalue.h"
#include "xfa/fxfa/parser/cxfa_margin.h"
#include "xfa/fxfa/parser/cxfa_measurement.h"
#include "xfa/fxfa/parser/cxfa_node.h"
#include "xfa/fxfa/parser/cxfa_para.h"
#include "xfa/fxfa/parser/cxfa_picture.h"
#include "xfa/fxfa/parser/cxfa_script.h"
#include "xfa/fxfa/parser/cxfa_stroke.h"
#include "xfa/fxfa/parser/cxfa_ui.h"
#include "xfa/fxfa/parser/cxfa_validate.h"
#include "xfa/fxfa/parser/cxfa_value.h"
#include "xfa/fxfa/parser/xfa_utils.h"
class CXFA_WidgetLayoutData {
public:
CXFA_WidgetLayoutData() : m_fWidgetHeight(-1) {}
virtual ~CXFA_WidgetLayoutData() {}
float m_fWidgetHeight;
};
namespace {
constexpr uint8_t g_inv_base64[128] = {
255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 62, 255,
255, 255, 63, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 255, 255,
255, 255, 255, 255, 255, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9,
10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24,
25, 255, 255, 255, 255, 255, 255, 26, 27, 28, 29, 30, 31, 32, 33,
34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48,
49, 50, 51, 255, 255, 255, 255, 255,
};
uint8_t* XFA_RemoveBase64Whitespace(const uint8_t* pStr, int32_t iLen) {
uint8_t* pCP;
int32_t i = 0, j = 0;
if (iLen == 0) {
iLen = strlen((char*)pStr);
}
pCP = FX_Alloc(uint8_t, iLen + 1);
for (; i < iLen; i++) {
if ((pStr[i] & 128) == 0) {
if (g_inv_base64[pStr[i]] != 0xFF || pStr[i] == '=') {
pCP[j++] = pStr[i];
}
}
}
pCP[j] = '\0';
return pCP;
}
int32_t XFA_Base64Decode(const char* pStr, uint8_t* pOutBuffer) {
if (!pStr) {
return 0;
}
uint8_t* pBuffer =
XFA_RemoveBase64Whitespace((uint8_t*)pStr, strlen((char*)pStr));
if (!pBuffer) {
return 0;
}
int32_t iLen = strlen((char*)pBuffer);
int32_t i = 0, j = 0;
uint32_t dwLimb = 0;
for (; i + 3 < iLen; i += 4) {
if (pBuffer[i] == '=' || pBuffer[i + 1] == '=' || pBuffer[i + 2] == '=' ||
pBuffer[i + 3] == '=') {
if (pBuffer[i] == '=' || pBuffer[i + 1] == '=') {
break;
}
if (pBuffer[i + 2] == '=') {
dwLimb = ((uint32_t)g_inv_base64[pBuffer[i]] << 6) |
((uint32_t)g_inv_base64[pBuffer[i + 1]]);
pOutBuffer[j] = (uint8_t)(dwLimb >> 4) & 0xFF;
j++;
} else {
dwLimb = ((uint32_t)g_inv_base64[pBuffer[i]] << 12) |
((uint32_t)g_inv_base64[pBuffer[i + 1]] << 6) |
((uint32_t)g_inv_base64[pBuffer[i + 2]]);
pOutBuffer[j] = (uint8_t)(dwLimb >> 10) & 0xFF;
pOutBuffer[j + 1] = (uint8_t)(dwLimb >> 2) & 0xFF;
j += 2;
}
} else {
dwLimb = ((uint32_t)g_inv_base64[pBuffer[i]] << 18) |
((uint32_t)g_inv_base64[pBuffer[i + 1]] << 12) |
((uint32_t)g_inv_base64[pBuffer[i + 2]] << 6) |
((uint32_t)g_inv_base64[pBuffer[i + 3]]);
pOutBuffer[j] = (uint8_t)(dwLimb >> 16) & 0xff;
pOutBuffer[j + 1] = (uint8_t)(dwLimb >> 8) & 0xff;
pOutBuffer[j + 2] = (uint8_t)(dwLimb)&0xff;
j += 3;
}
}
FX_Free(pBuffer);
return j;
}
FXCODEC_IMAGE_TYPE XFA_GetImageType(const WideString& wsType) {
WideString wsContentType(wsType);
wsContentType.MakeLower();
if (wsContentType == L"image/jpg")
return FXCODEC_IMAGE_JPG;
if (wsContentType == L"image/png")
return FXCODEC_IMAGE_PNG;
if (wsContentType == L"image/gif")
return FXCODEC_IMAGE_GIF;
if (wsContentType == L"image/bmp")
return FXCODEC_IMAGE_BMP;
if (wsContentType == L"image/tif")
return FXCODEC_IMAGE_TIF;
return FXCODEC_IMAGE_UNKNOWN;
}
RetainPtr<CFX_DIBitmap> XFA_LoadImageData(CXFA_FFDoc* pDoc,
CXFA_Image* pImage,
bool& bNameImage,
int32_t& iImageXDpi,
int32_t& iImageYDpi) {
WideString wsHref = pImage->GetHref();
WideString wsImage = pImage->GetContent();
if (wsHref.IsEmpty() && wsImage.IsEmpty())
return nullptr;
FXCODEC_IMAGE_TYPE type = XFA_GetImageType(pImage->GetContentType());
ByteString bsContent;
uint8_t* pImageBuffer = nullptr;
RetainPtr<IFX_SeekableReadStream> pImageFileRead;
if (wsImage.GetLength() > 0) {
XFA_AttributeEnum iEncoding = pImage->GetTransferEncoding();
if (iEncoding == XFA_AttributeEnum::Base64) {
ByteString bsData = wsImage.UTF8Encode();
int32_t iLength = bsData.GetLength();
pImageBuffer = FX_Alloc(uint8_t, iLength);
int32_t iRead = XFA_Base64Decode(bsData.c_str(), pImageBuffer);
if (iRead > 0) {
pImageFileRead =
pdfium::MakeRetain<CFX_MemoryStream>(pImageBuffer, iRead, false);
}
} else {
bsContent = ByteString::FromUnicode(wsImage);
pImageFileRead = pdfium::MakeRetain<CFX_MemoryStream>(
const_cast<uint8_t*>(bsContent.raw_str()), bsContent.GetLength(),
false);
}
} else {
WideString wsURL = wsHref;
if (wsURL.Left(7) != L"http://" && wsURL.Left(6) != L"ftp://") {
RetainPtr<CFX_DIBitmap> pBitmap =
pDoc->GetPDFNamedImage(wsURL.AsStringView(), iImageXDpi, iImageYDpi);
if (pBitmap) {
bNameImage = true;
return pBitmap;
}
}
pImageFileRead = pDoc->GetDocEnvironment()->OpenLinkedFile(pDoc, wsURL);
}
if (!pImageFileRead) {
FX_Free(pImageBuffer);
return nullptr;
}
bNameImage = false;
RetainPtr<CFX_DIBitmap> pBitmap =
XFA_LoadImageFromBuffer(pImageFileRead, type, iImageXDpi, iImageYDpi);
FX_Free(pImageBuffer);
return pBitmap;
}
class CXFA_TextLayoutData : public CXFA_WidgetLayoutData {
public:
CXFA_TextLayoutData() {}
~CXFA_TextLayoutData() override {}
CXFA_TextLayout* GetTextLayout() const { return m_pTextLayout.get(); }
CXFA_TextProvider* GetTextProvider() const { return m_pTextProvider.get(); }
void LoadText(CXFA_FFDoc* doc, CXFA_WidgetAcc* pAcc) {
if (m_pTextLayout)
return;
m_pTextProvider = pdfium::MakeUnique<CXFA_TextProvider>(
pAcc->GetNode(), XFA_TEXTPROVIDERTYPE_Text);
m_pTextLayout =
pdfium::MakeUnique<CXFA_TextLayout>(doc, m_pTextProvider.get());
}
private:
std::unique_ptr<CXFA_TextLayout> m_pTextLayout;
std::unique_ptr<CXFA_TextProvider> m_pTextProvider;
};
class CXFA_ImageLayoutData : public CXFA_WidgetLayoutData {
public:
CXFA_ImageLayoutData()
: m_bNamedImage(false), m_iImageXDpi(0), m_iImageYDpi(0) {}
~CXFA_ImageLayoutData() override {}
bool LoadImageData(CXFA_FFDoc* doc, CXFA_WidgetAcc* pAcc) {
if (m_pDIBitmap)
return true;
CXFA_Value* value = pAcc->GetNode()->GetFormValueIfExists();
if (!value)
return false;
CXFA_Image* image = value->GetImageIfExists();
if (!image)
return false;
pAcc->SetImageImage(XFA_LoadImageData(doc, image, m_bNamedImage,
m_iImageXDpi, m_iImageYDpi));
return !!m_pDIBitmap;
}
RetainPtr<CFX_DIBitmap> m_pDIBitmap;
bool m_bNamedImage;
int32_t m_iImageXDpi;
int32_t m_iImageYDpi;
};
class CXFA_FieldLayoutData : public CXFA_WidgetLayoutData {
public:
CXFA_FieldLayoutData() {}
~CXFA_FieldLayoutData() override {}
bool LoadCaption(CXFA_FFDoc* doc, CXFA_WidgetAcc* pAcc) {
if (m_pCapTextLayout)
return true;
CXFA_Caption* caption = pAcc->GetNode()->GetCaptionIfExists();
if (!caption || caption->IsHidden())
return false;
m_pCapTextProvider = pdfium::MakeUnique<CXFA_TextProvider>(
pAcc->GetNode(), XFA_TEXTPROVIDERTYPE_Caption);
m_pCapTextLayout =
pdfium::MakeUnique<CXFA_TextLayout>(doc, m_pCapTextProvider.get());
return true;
}
std::unique_ptr<CXFA_TextLayout> m_pCapTextLayout;
std::unique_ptr<CXFA_TextProvider> m_pCapTextProvider;
std::unique_ptr<CFDE_TextOut> m_pTextOut;
std::vector<float> m_FieldSplitArray;
};
class CXFA_TextEditData : public CXFA_FieldLayoutData {};
class CXFA_ImageEditData : public CXFA_FieldLayoutData {
public:
CXFA_ImageEditData()
: m_bNamedImage(false), m_iImageXDpi(0), m_iImageYDpi(0) {}
~CXFA_ImageEditData() override {}
bool LoadImageData(CXFA_FFDoc* doc, CXFA_WidgetAcc* pAcc) {
if (m_pDIBitmap)
return true;
CXFA_Value* value = pAcc->GetNode()->GetFormValueIfExists();
if (!value)
return false;
CXFA_Image* image = value->GetImageIfExists();
if (!image)
return false;
pAcc->SetImageEditImage(XFA_LoadImageData(doc, image, m_bNamedImage,
m_iImageXDpi, m_iImageYDpi));
return !!m_pDIBitmap;
}
RetainPtr<CFX_DIBitmap> m_pDIBitmap;
bool m_bNamedImage;
int32_t m_iImageXDpi;
int32_t m_iImageYDpi;
};
bool SplitDateTime(const WideString& wsDateTime,
WideString& wsDate,
WideString& wsTime) {
wsDate = L"";
wsTime = L"";
if (wsDateTime.IsEmpty())
return false;
auto nSplitIndex = wsDateTime.Find('T');
if (!nSplitIndex.has_value())
nSplitIndex = wsDateTime.Find(' ');
if (!nSplitIndex.has_value())
return false;
wsDate = wsDateTime.Left(nSplitIndex.value());
if (!wsDate.IsEmpty()) {
if (!std::any_of(wsDate.begin(), wsDate.end(), std::iswdigit))
return false;
}
wsTime = wsDateTime.Right(wsDateTime.GetLength() - nSplitIndex.value() - 1);
if (!wsTime.IsEmpty()) {
if (!std::any_of(wsTime.begin(), wsTime.end(), std::iswdigit))
return false;
}
return true;
}
} // namespace
CXFA_WidgetAcc::CXFA_WidgetAcc(CXFA_Node* pNode) : m_pNode(pNode) {
ASSERT(m_pNode);
}
CXFA_WidgetAcc::~CXFA_WidgetAcc() = default;
void CXFA_WidgetAcc::ResetData() {
WideString wsValue;
switch (m_pNode->GetUIType()) {
case XFA_Element::ImageEdit: {
CXFA_Value* imageValue = m_pNode->GetDefaultValueIfExists();
CXFA_Image* image = imageValue ? imageValue->GetImageIfExists() : nullptr;
WideString wsContentType, wsHref;
if (image) {
wsValue = image->GetContent();
wsContentType = image->GetContentType();
wsHref = image->GetHref();
}
SetImageEdit(wsContentType, wsHref, wsValue);
break;
}
case XFA_Element::ExclGroup: {
CXFA_Node* pNextChild = m_pNode->GetFirstContainerChild();
while (pNextChild) {
CXFA_Node* pChild = pNextChild;
if (!pChild->IsWidgetReady())
continue;
CXFA_WidgetAcc* pAcc = pChild->GetWidgetAcc();
bool done = false;
if (wsValue.IsEmpty()) {
CXFA_Value* defValue = pAcc->GetNode()->GetDefaultValueIfExists();
if (defValue) {
wsValue = defValue->GetChildValueContent();
SetValue(XFA_VALUEPICTURE_Raw, wsValue);
pAcc->SetValue(XFA_VALUEPICTURE_Raw, wsValue);
done = true;
}
}
if (!done) {
CXFA_Items* pItems =
pChild->GetChild<CXFA_Items>(0, XFA_Element::Items, false);
if (!pItems)
continue;
WideString itemText;
if (pItems->CountChildren(XFA_Element::Unknown, false) > 1) {
itemText =
pItems->GetChild<CXFA_Node>(1, XFA_Element::Unknown, false)
->JSObject()
->GetContent(false);
}
pAcc->SetValue(XFA_VALUEPICTURE_Raw, itemText);
}
pNextChild = pChild->GetNextContainerSibling();
}
break;
}
case XFA_Element::ChoiceList:
ClearAllSelections();
default: {
CXFA_Value* defValue = m_pNode->GetDefaultValueIfExists();
if (defValue)
wsValue = defValue->GetChildValueContent();
SetValue(XFA_VALUEPICTURE_Raw, wsValue);
break;
}
}
}
void CXFA_WidgetAcc::SetImageEdit(const WideString& wsContentType,
const WideString& wsHref,
const WideString& wsData) {
CXFA_Value* formValue = m_pNode->GetFormValueIfExists();
CXFA_Image* image = formValue ? formValue->GetImageIfExists() : nullptr;
if (image) {
image->SetContentType(WideString(wsContentType));
image->SetHref(wsHref);
}
m_pNode->JSObject()->SetContent(wsData, GetFormatDataValue(wsData), true,
false, true);
CXFA_Node* pBind = m_pNode->GetBindData();
if (!pBind) {
if (image)
image->SetTransferEncoding(XFA_AttributeEnum::Base64);
return;
}
pBind->JSObject()->SetCData(XFA_Attribute::ContentType, wsContentType, false,
false);
CXFA_Node* pHrefNode = pBind->GetFirstChild();
if (pHrefNode) {
pHrefNode->JSObject()->SetCData(XFA_Attribute::Value, wsHref, false, false);
} else {
CFX_XMLNode* pXMLNode = pBind->GetXMLMappingNode();
ASSERT(pXMLNode && pXMLNode->GetType() == FX_XMLNODE_Element);
static_cast<CFX_XMLElement*>(pXMLNode)->SetString(L"href", wsHref);
}
}
CXFA_FFWidget* CXFA_WidgetAcc::GetNextWidget(CXFA_FFWidget* pWidget) {
return static_cast<CXFA_FFWidget*>(pWidget->GetNext());
}
void CXFA_WidgetAcc::UpdateUIDisplay(CXFA_FFDocView* docView,
CXFA_FFWidget* pExcept) {
CXFA_FFWidget* pWidget = docView->GetWidgetForNode(m_pNode);
for (; pWidget; pWidget = GetNextWidget(pWidget)) {
if (pWidget == pExcept || !pWidget->IsLoaded() ||
(m_pNode->GetUIType() != XFA_Element::CheckButton &&
pWidget->IsFocused())) {
continue;
}
pWidget->UpdateFWLData();
pWidget->AddInvalidateRect();
}
}
void CXFA_WidgetAcc::CalcCaptionSize(CXFA_FFDoc* doc, CFX_SizeF& szCap) {
CXFA_Caption* caption = m_pNode->GetCaptionIfExists();
if (!caption || !caption->IsVisible())
return;
LoadCaption(doc);
XFA_Element eUIType = m_pNode->GetUIType();
XFA_AttributeEnum iCapPlacement = caption->GetPlacementType();
float fCapReserve = caption->GetReserve();
const bool bVert = iCapPlacement == XFA_AttributeEnum::Top ||
iCapPlacement == XFA_AttributeEnum::Bottom;
const bool bReserveExit = fCapReserve > 0.01;
CXFA_TextLayout* pCapTextLayout =
static_cast<CXFA_FieldLayoutData*>(m_pLayoutData.get())
->m_pCapTextLayout.get();
if (pCapTextLayout) {
if (!bVert && eUIType != XFA_Element::Button)
szCap.width = fCapReserve;
CFX_SizeF minSize;
szCap = pCapTextLayout->CalcSize(minSize, szCap);
if (bReserveExit)
bVert ? szCap.height = fCapReserve : szCap.width = fCapReserve;
} else {
float fFontSize = 10.0f;
CXFA_Font* font = caption->GetFontIfExists();
if (font) {
fFontSize = font->GetFontSize();
} else {
CXFA_Font* widgetfont = m_pNode->GetFontIfExists();
if (widgetfont)
fFontSize = widgetfont->GetFontSize();
}
if (bVert) {
szCap.height = fCapReserve > 0 ? fCapReserve : fFontSize;
} else {
szCap.width = fCapReserve > 0 ? fCapReserve : 0;
szCap.height = fFontSize;
}
}
CXFA_Margin* captionMargin = caption->GetMarginIfExists();
if (!captionMargin)
return;
float fLeftInset = captionMargin->GetLeftInset();
float fTopInset = captionMargin->GetTopInset();
float fRightInset = captionMargin->GetRightInset();
float fBottomInset = captionMargin->GetBottomInset();
if (bReserveExit) {
bVert ? (szCap.width += fLeftInset + fRightInset)
: (szCap.height += fTopInset + fBottomInset);
} else {
szCap.width += fLeftInset + fRightInset;
szCap.height += fTopInset + fBottomInset;
}
}
bool CXFA_WidgetAcc::CalculateFieldAutoSize(CXFA_FFDoc* doc, CFX_SizeF& size) {
CFX_SizeF szCap;
CalcCaptionSize(doc, szCap);
CFX_RectF rtUIMargin = m_pNode->GetUIMargin();
size.width += rtUIMargin.left + rtUIMargin.width;
size.height += rtUIMargin.top + rtUIMargin.height;
if (szCap.width > 0 && szCap.height > 0) {
CXFA_Caption* caption = m_pNode->GetCaptionIfExists();
XFA_AttributeEnum placement = caption ? caption->GetPlacementType()
: CXFA_Caption::kDefaultPlacementType;
switch (placement) {
case XFA_AttributeEnum::Left:
case XFA_AttributeEnum::Right:
case XFA_AttributeEnum::Inline: {
size.width += szCap.width;
size.height = std::max(size.height, szCap.height);
} break;
case XFA_AttributeEnum::Top:
case XFA_AttributeEnum::Bottom: {
size.height += szCap.height;
size.width = std::max(size.width, szCap.width);
}
default:
break;
}
}
return CalculateWidgetAutoSize(size);
}
bool CXFA_WidgetAcc::CalculateWidgetAutoSize(CFX_SizeF& size) {
CXFA_Margin* margin = m_pNode->GetMarginIfExists();
if (margin) {
size.width += margin->GetLeftInset() + margin->GetRightInset();
size.height += margin->GetTopInset() + margin->GetBottomInset();
}
CXFA_Para* para = m_pNode->GetParaIfExists();
if (para)
size.width += para->GetMarginLeft() + para->GetTextIndent();
Optional<float> width = m_pNode->TryWidth();
if (width) {
size.width = *width;
} else {
Optional<float> min = m_pNode->TryMinWidth();
if (min)
size.width = std::max(size.width, *min);
Optional<float> max = m_pNode->TryMaxWidth();
if (max && *max > 0)
size.width = std::min(size.width, *max);
}
Optional<float> height = m_pNode->TryHeight();
if (height) {
size.height = *height;
} else {
Optional<float> min = m_pNode->TryMinHeight();
if (min)
size.height = std::max(size.height, *min);
Optional<float> max = m_pNode->TryMaxHeight();
if (max && *max > 0)
size.height = std::min(size.height, *max);
}
return true;
}
void CXFA_WidgetAcc::CalculateTextContentSize(CXFA_FFDoc* doc,
CFX_SizeF& size) {
float fFontSize = m_pNode->GetFontSize();
WideString wsText = GetValue(XFA_VALUEPICTURE_Display);
if (wsText.IsEmpty()) {
size.height += fFontSize;
return;
}
wchar_t wcEnter = '\n';
wchar_t wsLast = wsText[wsText.GetLength() - 1];
if (wsLast == wcEnter)
wsText = wsText + wcEnter;
CXFA_FieldLayoutData* layoutData =
static_cast<CXFA_FieldLayoutData*>(m_pLayoutData.get());
if (!layoutData->m_pTextOut) {
layoutData->m_pTextOut = pdfium::MakeUnique<CFDE_TextOut>();
CFDE_TextOut* pTextOut = layoutData->m_pTextOut.get();
pTextOut->SetFont(GetFDEFont(doc));
pTextOut->SetFontSize(fFontSize);
pTextOut->SetLineBreakTolerance(fFontSize * 0.2f);
pTextOut->SetLineSpace(m_pNode->GetLineHeight());
FDE_TextStyle dwStyles;
dwStyles.last_line_height_ = true;
if (m_pNode->GetUIType() == XFA_Element::TextEdit && IsMultiLine())
dwStyles.line_wrap_ = true;
pTextOut->SetStyles(dwStyles);
}
layoutData->m_pTextOut->CalcLogicSize(wsText, size);
}
bool CXFA_WidgetAcc::CalculateTextEditAutoSize(CXFA_FFDoc* doc,
CFX_SizeF& size) {
if (size.width > 0) {
CFX_SizeF szOrz = size;
CFX_SizeF szCap;
CalcCaptionSize(doc, szCap);
bool bCapExit = szCap.width > 0.01 && szCap.height > 0.01;
XFA_AttributeEnum iCapPlacement = XFA_AttributeEnum::Unknown;
if (bCapExit) {
CXFA_Caption* caption = m_pNode->GetCaptionIfExists();
iCapPlacement = caption ? caption->GetPlacementType()
: CXFA_Caption::kDefaultPlacementType;
switch (iCapPlacement) {
case XFA_AttributeEnum::Left:
case XFA_AttributeEnum::Right:
case XFA_AttributeEnum::Inline: {
size.width -= szCap.width;
}
default:
break;
}
}
CFX_RectF rtUIMargin = m_pNode->GetUIMargin();
size.width -= rtUIMargin.left + rtUIMargin.width;
CXFA_Margin* margin = m_pNode->GetMarginIfExists();
if (margin)
size.width -= margin->GetLeftInset() + margin->GetRightInset();
CalculateTextContentSize(doc, size);
size.height += rtUIMargin.top + rtUIMargin.height;
if (bCapExit) {
switch (iCapPlacement) {
case XFA_AttributeEnum::Left:
case XFA_AttributeEnum::Right:
case XFA_AttributeEnum::Inline: {
size.height = std::max(size.height, szCap.height);
} break;
case XFA_AttributeEnum::Top:
case XFA_AttributeEnum::Bottom: {
size.height += szCap.height;
}
default:
break;
}
}
size.width = szOrz.width;
return CalculateWidgetAutoSize(size);
}
CalculateTextContentSize(doc, size);
return CalculateFieldAutoSize(doc, size);
}
bool CXFA_WidgetAcc::CalculateCheckButtonAutoSize(CXFA_FFDoc* doc,
CFX_SizeF& size) {
float fCheckSize = GetCheckButtonSize();
size = CFX_SizeF(fCheckSize, fCheckSize);
return CalculateFieldAutoSize(doc, size);
}
bool CXFA_WidgetAcc::CalculatePushButtonAutoSize(CXFA_FFDoc* doc,
CFX_SizeF& size) {
CalcCaptionSize(doc, size);
return CalculateWidgetAutoSize(size);
}
CFX_SizeF CXFA_WidgetAcc::CalculateImageSize(float img_width,
float img_height,
float dpi_x,
float dpi_y) {
CFX_RectF rtImage(0, 0, XFA_UnitPx2Pt(img_width, dpi_x),
XFA_UnitPx2Pt(img_height, dpi_y));
CFX_RectF rtFit;
Optional<float> width = m_pNode->TryWidth();
if (width) {
rtFit.width = *width;
GetWidthWithoutMargin(rtFit.width);
} else {
rtFit.width = rtImage.width;
}
Optional<float> height = m_pNode->TryHeight();
if (height) {
rtFit.height = *height;
GetHeightWithoutMargin(rtFit.height);
} else {
rtFit.height = rtImage.height;
}
return rtFit.Size();
}
bool CXFA_WidgetAcc::CalculateImageAutoSize(CXFA_FFDoc* doc, CFX_SizeF& size) {
if (!GetImageImage())
LoadImageImage(doc);
size.clear();
RetainPtr<CFX_DIBitmap> pBitmap = GetImageImage();
if (!pBitmap)
return CalculateWidgetAutoSize(size);
int32_t iImageXDpi = 0;
int32_t iImageYDpi = 0;
GetImageDpi(iImageXDpi, iImageYDpi);
size = CalculateImageSize(pBitmap->GetWidth(), pBitmap->GetHeight(),
iImageXDpi, iImageYDpi);
return CalculateWidgetAutoSize(size);
}
bool CXFA_WidgetAcc::CalculateImageEditAutoSize(CXFA_FFDoc* doc,
CFX_SizeF& size) {
if (!GetImageEditImage())
LoadImageEditImage(doc);
size.clear();
RetainPtr<CFX_DIBitmap> pBitmap = GetImageEditImage();
if (!pBitmap)
return CalculateFieldAutoSize(doc, size);
int32_t iImageXDpi = 0;
int32_t iImageYDpi = 0;
GetImageEditDpi(iImageXDpi, iImageYDpi);
size = CalculateImageSize(pBitmap->GetWidth(), pBitmap->GetHeight(),
iImageXDpi, iImageYDpi);
return CalculateFieldAutoSize(doc, size);
}
bool CXFA_WidgetAcc::LoadImageImage(CXFA_FFDoc* doc) {
InitLayoutData();
return static_cast<CXFA_ImageLayoutData*>(m_pLayoutData.get())
->LoadImageData(doc, this);
}
bool CXFA_WidgetAcc::LoadImageEditImage(CXFA_FFDoc* doc) {
InitLayoutData();
return static_cast<CXFA_ImageEditData*>(m_pLayoutData.get())
->LoadImageData(doc, this);
}
void CXFA_WidgetAcc::GetImageDpi(int32_t& iImageXDpi, int32_t& iImageYDpi) {
CXFA_ImageLayoutData* pData =
static_cast<CXFA_ImageLayoutData*>(m_pLayoutData.get());
iImageXDpi = pData->m_iImageXDpi;
iImageYDpi = pData->m_iImageYDpi;
}
void CXFA_WidgetAcc::GetImageEditDpi(int32_t& iImageXDpi, int32_t& iImageYDpi) {
CXFA_ImageEditData* pData =
static_cast<CXFA_ImageEditData*>(m_pLayoutData.get());
iImageXDpi = pData->m_iImageXDpi;
iImageYDpi = pData->m_iImageYDpi;
}
void CXFA_WidgetAcc::LoadText(CXFA_FFDoc* doc) {
InitLayoutData();
static_cast<CXFA_TextLayoutData*>(m_pLayoutData.get())->LoadText(doc, this);
}
float CXFA_WidgetAcc::CalculateWidgetAutoWidth(float fWidthCalc) {
CXFA_Margin* margin = m_pNode->GetMarginIfExists();
if (margin)
fWidthCalc += margin->GetLeftInset() + margin->GetRightInset();
Optional<float> min = m_pNode->TryMinWidth();
if (min)
fWidthCalc = std::max(fWidthCalc, *min);
Optional<float> max = m_pNode->TryMaxWidth();
if (max && *max > 0)
fWidthCalc = std::min(fWidthCalc, *max);
return fWidthCalc;
}
float CXFA_WidgetAcc::GetWidthWithoutMargin(float fWidthCalc) {
CXFA_Margin* margin = m_pNode->GetMarginIfExists();
if (margin)
fWidthCalc -= margin->GetLeftInset() + margin->GetRightInset();
return fWidthCalc;
}
float CXFA_WidgetAcc::CalculateWidgetAutoHeight(float fHeightCalc) {
CXFA_Margin* margin = m_pNode->GetMarginIfExists();
if (margin)
fHeightCalc += margin->GetTopInset() + margin->GetBottomInset();
Optional<float> min = m_pNode->TryMinHeight();
if (min)
fHeightCalc = std::max(fHeightCalc, *min);
Optional<float> max = m_pNode->TryMaxHeight();
if (max && *max > 0)
fHeightCalc = std::min(fHeightCalc, *max);
return fHeightCalc;
}
float CXFA_WidgetAcc::GetHeightWithoutMargin(float fHeightCalc) {
CXFA_Margin* margin = m_pNode->GetMarginIfExists();
if (margin)
fHeightCalc -= margin->GetTopInset() + margin->GetBottomInset();
return fHeightCalc;
}
void CXFA_WidgetAcc::StartWidgetLayout(CXFA_FFDoc* doc,
float& fCalcWidth,
float& fCalcHeight) {
InitLayoutData();
XFA_Element eUIType = m_pNode->GetUIType();
if (eUIType == XFA_Element::Text) {
m_pLayoutData->m_fWidgetHeight = m_pNode->TryHeight().value_or(-1);
StartTextLayout(doc, fCalcWidth, fCalcHeight);
return;
}
if (fCalcWidth > 0 && fCalcHeight > 0)
return;
m_pLayoutData->m_fWidgetHeight = -1;
float fWidth = 0;
if (fCalcWidth > 0 && fCalcHeight < 0) {
Optional<float> height = m_pNode->TryHeight();
if (height)
fCalcHeight = *height;
else
CalculateAccWidthAndHeight(doc, eUIType, fCalcWidth, fCalcHeight);
m_pLayoutData->m_fWidgetHeight = fCalcHeight;
return;
}
if (fCalcWidth < 0 && fCalcHeight < 0) {
Optional<float> height;
Optional<float> width = m_pNode->TryWidth();
if (width) {
fWidth = *width;
height = m_pNode->TryHeight();
if (height)
fCalcHeight = *height;
}
if (!width || !height)
CalculateAccWidthAndHeight(doc, eUIType, fWidth, fCalcHeight);
fCalcWidth = fWidth;
}
m_pLayoutData->m_fWidgetHeight = fCalcHeight;
}
void CXFA_WidgetAcc::CalculateAccWidthAndHeight(CXFA_FFDoc* doc,
XFA_Element eUIType,
float& fWidth,
float& fCalcHeight) {
CFX_SizeF sz(fWidth, m_pLayoutData->m_fWidgetHeight);
switch (eUIType) {
case XFA_Element::Barcode:
case XFA_Element::ChoiceList:
case XFA_Element::Signature:
CalculateFieldAutoSize(doc, sz);
break;
case XFA_Element::ImageEdit:
CalculateImageEditAutoSize(doc, sz);
break;
case XFA_Element::Button:
CalculatePushButtonAutoSize(doc, sz);
break;
case XFA_Element::CheckButton:
CalculateCheckButtonAutoSize(doc, sz);
break;
case XFA_Element::DateTimeEdit:
case XFA_Element::NumericEdit:
case XFA_Element::PasswordEdit:
case XFA_Element::TextEdit:
CalculateTextEditAutoSize(doc, sz);
break;
case XFA_Element::Image:
CalculateImageAutoSize(doc, sz);
break;
case XFA_Element::Arc:
case XFA_Element::Line:
case XFA_Element::Rectangle:
case XFA_Element::Subform:
case XFA_Element::ExclGroup:
CalculateWidgetAutoSize(sz);
break;
default:
break;
}
fWidth = sz.width;
m_pLayoutData->m_fWidgetHeight = sz.height;
fCalcHeight = sz.height;
}
bool CXFA_WidgetAcc::FindSplitPos(CXFA_FFDocView* docView,
int32_t iBlockIndex,
float& fCalcHeight) {
XFA_Element eUIType = m_pNode->GetUIType();
if (eUIType == XFA_Element::Subform)
return false;
if (eUIType != XFA_Element::Text && eUIType != XFA_Element::TextEdit &&
eUIType != XFA_Element::NumericEdit &&
eUIType != XFA_Element::PasswordEdit) {
fCalcHeight = 0;
return true;
}
float fTopInset = 0;
float fBottomInset = 0;
if (iBlockIndex == 0) {
CXFA_Margin* margin = m_pNode->GetMarginIfExists();
if (margin) {
fTopInset = margin->GetTopInset();
fBottomInset = margin->GetBottomInset();
}
CFX_RectF rtUIMargin = m_pNode->GetUIMargin();
fTopInset += rtUIMargin.top;
fBottomInset += rtUIMargin.width;
}
if (eUIType == XFA_Element::Text) {
float fHeight = fCalcHeight;
if (iBlockIndex == 0) {
fCalcHeight = fCalcHeight - fTopInset;
if (fCalcHeight < 0)
fCalcHeight = 0;
}
CXFA_TextLayout* pTextLayout =
static_cast<CXFA_TextLayoutData*>(m_pLayoutData.get())->GetTextLayout();
fCalcHeight =
pTextLayout->DoLayout(iBlockIndex, fCalcHeight, fCalcHeight,
m_pLayoutData->m_fWidgetHeight - fTopInset);
if (fCalcHeight != 0) {
if (iBlockIndex == 0)
fCalcHeight = fCalcHeight + fTopInset;
if (fabs(fHeight - fCalcHeight) < XFA_FLOAT_PERCISION)
return false;
}
return true;
}
XFA_AttributeEnum iCapPlacement = XFA_AttributeEnum::Unknown;
float fCapReserve = 0;
if (iBlockIndex == 0) {
CXFA_Caption* caption = m_pNode->GetCaptionIfExists();
if (caption && !caption->IsHidden()) {
iCapPlacement = caption->GetPlacementType();
fCapReserve = caption->GetReserve();
}
if (iCapPlacement == XFA_AttributeEnum::Top &&
fCalcHeight < fCapReserve + fTopInset) {
fCalcHeight = 0;
return true;
}
if (iCapPlacement == XFA_AttributeEnum::Bottom &&
m_pLayoutData->m_fWidgetHeight - fCapReserve - fBottomInset) {
fCalcHeight = 0;
return true;
}
if (iCapPlacement != XFA_AttributeEnum::Top)
fCapReserve = 0;
}
CXFA_FieldLayoutData* pFieldData =
static_cast<CXFA_FieldLayoutData*>(m_pLayoutData.get());
int32_t iLinesCount = 0;
float fHeight = m_pLayoutData->m_fWidgetHeight;
if (GetValue(XFA_VALUEPICTURE_Display).IsEmpty()) {
iLinesCount = 1;
} else {
if (!pFieldData->m_pTextOut) {
// TODO(dsinclair): Inline fWidth when the 2nd param of
// CalculateAccWidthAndHeight isn't a ref-param.
float fWidth = m_pNode->TryWidth().value_or(0);
CalculateAccWidthAndHeight(docView->GetDoc(), eUIType, fWidth, fHeight);
}
iLinesCount = pFieldData->m_pTextOut->GetTotalLines();
}
std::vector<float>* pFieldArray = &pFieldData->m_FieldSplitArray;
int32_t iFieldSplitCount = pdfium::CollectionSize<int32_t>(*pFieldArray);
for (int32_t i = 0; i < iBlockIndex * 3; i += 3) {
iLinesCount -= (int32_t)(*pFieldArray)[i + 1];
fHeight -= (*pFieldArray)[i + 2];
}
if (iLinesCount == 0)
return false;
float fLineHeight = m_pNode->GetLineHeight();
float fFontSize = m_pNode->GetFontSize();
float fTextHeight = iLinesCount * fLineHeight - fLineHeight + fFontSize;
float fSpaceAbove = 0;
float fStartOffset = 0;
if (fHeight > 0.1f && iBlockIndex == 0) {
fStartOffset = fTopInset;
fHeight -= (fTopInset + fBottomInset);
CXFA_Para* para = m_pNode->GetParaIfExists();
if (para) {
fSpaceAbove = para->GetSpaceAbove();
float fSpaceBelow = para->GetSpaceBelow();
fHeight -= (fSpaceAbove + fSpaceBelow);
switch (para->GetVerticalAlign()) {
case XFA_AttributeEnum::Top:
fStartOffset += fSpaceAbove;
break;
case XFA_AttributeEnum::Middle:
fStartOffset += ((fHeight - fTextHeight) / 2 + fSpaceAbove);
break;
case XFA_AttributeEnum::Bottom:
fStartOffset += (fHeight - fTextHeight + fSpaceAbove);
break;
default:
NOTREACHED();
break;
}
}
if (fStartOffset < 0.1f)
fStartOffset = 0;
}
for (int32_t i = iBlockIndex - 1; iBlockIndex > 0 && i < iBlockIndex; i++) {
fStartOffset = (*pFieldArray)[i * 3] - (*pFieldArray)[i * 3 + 2];
if (fStartOffset < 0.1f)
fStartOffset = 0;
}
if (iFieldSplitCount / 3 == (iBlockIndex + 1))
(*pFieldArray)[0] = fStartOffset;
else
pFieldArray->push_back(fStartOffset);
XFA_VERSION version = docView->GetDoc()->GetXFADoc()->GetCurVersionMode();
bool bCanSplitNoContent = false;
XFA_AttributeEnum eLayoutMode = GetNode()
->GetParent()
->JSObject()
->TryEnum(XFA_Attribute::Layout, true)
.value_or(XFA_AttributeEnum::Position);
if ((eLayoutMode == XFA_AttributeEnum::Position ||
eLayoutMode == XFA_AttributeEnum::Tb ||
eLayoutMode == XFA_AttributeEnum::Row ||
eLayoutMode == XFA_AttributeEnum::Table) &&
version > XFA_VERSION_208) {
bCanSplitNoContent = true;
}
if ((eLayoutMode == XFA_AttributeEnum::Tb ||
eLayoutMode == XFA_AttributeEnum::Row ||
eLayoutMode == XFA_AttributeEnum::Table) &&
version <= XFA_VERSION_208) {
if (fStartOffset < fCalcHeight) {
bCanSplitNoContent = true;
} else {
fCalcHeight = 0;
return true;
}
}
if (bCanSplitNoContent) {
if ((fCalcHeight - fTopInset - fSpaceAbove < fLineHeight)) {
fCalcHeight = 0;
return true;
}
if (fStartOffset + XFA_FLOAT_PERCISION >= fCalcHeight) {
if (iFieldSplitCount / 3 == (iBlockIndex + 1)) {
(*pFieldArray)[iBlockIndex * 3 + 1] = 0;
(*pFieldArray)[iBlockIndex * 3 + 2] = fCalcHeight;
} else {
pFieldArray->push_back(0);
pFieldArray->push_back(fCalcHeight);
}
return false;
}
if (fCalcHeight - fStartOffset < fLineHeight) {
fCalcHeight = fStartOffset;
if (iFieldSplitCount / 3 == (iBlockIndex + 1)) {
(*pFieldArray)[iBlockIndex * 3 + 1] = 0;
(*pFieldArray)[iBlockIndex * 3 + 2] = fCalcHeight;
} else {
pFieldArray->push_back(0);
pFieldArray->push_back(fCalcHeight);
}
return true;
}
float fTextNum =
fCalcHeight + XFA_FLOAT_PERCISION - fCapReserve - fStartOffset;
int32_t iLineNum =
(int32_t)((fTextNum + (fLineHeight - fFontSize)) / fLineHeight);
if (iLineNum >= iLinesCount) {
if (fCalcHeight - fStartOffset - fTextHeight >= fFontSize) {
if (iFieldSplitCount / 3 == (iBlockIndex + 1)) {
(*pFieldArray)[iBlockIndex * 3 + 1] = (float)iLinesCount;
(*pFieldArray)[iBlockIndex * 3 + 2] = fCalcHeight;
} else {
pFieldArray->push_back((float)iLinesCount);
pFieldArray->push_back(fCalcHeight);
}
return false;
}
if (fHeight - fStartOffset - fTextHeight < fFontSize) {
iLineNum -= 1;
if (iLineNum == 0) {
fCalcHeight = 0;
return true;
}
} else {
iLineNum = (int32_t)(fTextNum / fLineHeight);
}
}
if (iLineNum > 0) {
float fSplitHeight = iLineNum * fLineHeight + fCapReserve + fStartOffset;
if (iFieldSplitCount / 3 == (iBlockIndex + 1)) {
(*pFieldArray)[iBlockIndex * 3 + 1] = (float)iLineNum;
(*pFieldArray)[iBlockIndex * 3 + 2] = fSplitHeight;
} else {
pFieldArray->push_back((float)iLineNum);
pFieldArray->push_back(fSplitHeight);
}
if (fabs(fSplitHeight - fCalcHeight) < XFA_FLOAT_PERCISION)
return false;
fCalcHeight = fSplitHeight;
return true;
}
}
fCalcHeight = 0;
return true;
}
void CXFA_WidgetAcc::InitLayoutData() {
if (m_pLayoutData)
return;
switch (m_pNode->GetUIType()) {
case XFA_Element::Text:
m_pLayoutData = pdfium::MakeUnique<CXFA_TextLayoutData>();
return;
case XFA_Element::TextEdit:
m_pLayoutData = pdfium::MakeUnique<CXFA_TextEditData>();
return;
case XFA_Element::Image:
m_pLayoutData = pdfium::MakeUnique<CXFA_ImageLayoutData>();
return;
case XFA_Element::ImageEdit:
m_pLayoutData = pdfium::MakeUnique<CXFA_ImageEditData>();
return;
default:
break;
}
if (m_pNode && m_pNode->GetElementType() == XFA_Element::Field) {
m_pLayoutData = pdfium::MakeUnique<CXFA_FieldLayoutData>();
return;
}
m_pLayoutData = pdfium::MakeUnique<CXFA_WidgetLayoutData>();
}
void CXFA_WidgetAcc::StartTextLayout(CXFA_FFDoc* doc,
float& fCalcWidth,
float& fCalcHeight) {
LoadText(doc);
CXFA_TextLayout* pTextLayout =
static_cast<CXFA_TextLayoutData*>(m_pLayoutData.get())->GetTextLayout();
float fTextHeight = 0;
if (fCalcWidth > 0 && fCalcHeight > 0) {
float fWidth = GetWidthWithoutMargin(fCalcWidth);
pTextLayout->StartLayout(fWidth);
fTextHeight = fCalcHeight;
fTextHeight = GetHeightWithoutMargin(fTextHeight);
pTextLayout->DoLayout(0, fTextHeight, -1, fTextHeight);
return;
}
if (fCalcWidth > 0 && fCalcHeight < 0) {
float fWidth = GetWidthWithoutMargin(fCalcWidth);
pTextLayout->StartLayout(fWidth);
}
if (fCalcWidth < 0 && fCalcHeight < 0) {
Optional<float> width = m_pNode->TryWidth();
if (width) {
pTextLayout->StartLayout(GetWidthWithoutMargin(*width));
fCalcWidth = *width;
} else {
float fMaxWidth = CalculateWidgetAutoWidth(pTextLayout->StartLayout(-1));
pTextLayout->StartLayout(GetWidthWithoutMargin(fMaxWidth));
fCalcWidth = fMaxWidth;
}
}
if (m_pLayoutData->m_fWidgetHeight < 0) {
m_pLayoutData->m_fWidgetHeight = pTextLayout->GetLayoutHeight();
m_pLayoutData->m_fWidgetHeight =
CalculateWidgetAutoHeight(m_pLayoutData->m_fWidgetHeight);
}
fTextHeight = m_pLayoutData->m_fWidgetHeight;
fTextHeight = GetHeightWithoutMargin(fTextHeight);
pTextLayout->DoLayout(0, fTextHeight, -1, fTextHeight);
fCalcHeight = m_pLayoutData->m_fWidgetHeight;
}
bool CXFA_WidgetAcc::LoadCaption(CXFA_FFDoc* doc) {
InitLayoutData();
return static_cast<CXFA_FieldLayoutData*>(m_pLayoutData.get())
->LoadCaption(doc, this);
}
CXFA_TextLayout* CXFA_WidgetAcc::GetCaptionTextLayout() {
return m_pLayoutData
? static_cast<CXFA_FieldLayoutData*>(m_pLayoutData.get())
->m_pCapTextLayout.get()
: nullptr;
}
CXFA_TextLayout* CXFA_WidgetAcc::GetTextLayout() {
return m_pLayoutData
? static_cast<CXFA_TextLayoutData*>(m_pLayoutData.get())
->GetTextLayout()
: nullptr;
}
RetainPtr<CFX_DIBitmap> CXFA_WidgetAcc::GetImageImage() {
return m_pLayoutData
? static_cast<CXFA_ImageLayoutData*>(m_pLayoutData.get())
->m_pDIBitmap
: nullptr;
}
RetainPtr<CFX_DIBitmap> CXFA_WidgetAcc::GetImageEditImage() {
return m_pLayoutData
? static_cast<CXFA_ImageEditData*>(m_pLayoutData.get())
->m_pDIBitmap
: nullptr;
}
void CXFA_WidgetAcc::SetImageImage(const RetainPtr<CFX_DIBitmap>& newImage) {
CXFA_ImageLayoutData* pData =
static_cast<CXFA_ImageLayoutData*>(m_pLayoutData.get());
if (pData->m_pDIBitmap != newImage)
pData->m_pDIBitmap = newImage;
}
void CXFA_WidgetAcc::SetImageEditImage(
const RetainPtr<CFX_DIBitmap>& newImage) {
CXFA_ImageEditData* pData =
static_cast<CXFA_ImageEditData*>(m_pLayoutData.get());
if (pData->m_pDIBitmap != newImage)
pData->m_pDIBitmap = newImage;
}
RetainPtr<CFGAS_GEFont> CXFA_WidgetAcc::GetFDEFont(CXFA_FFDoc* doc) {
WideString wsFontName = L"Courier";
uint32_t dwFontStyle = 0;
CXFA_Font* font = m_pNode->GetFontIfExists();
if (font) {
if (font->IsBold())
dwFontStyle |= FXFONT_BOLD;
if (font->IsItalic())
dwFontStyle |= FXFONT_ITALIC;
wsFontName = font->GetTypeface();
}
return doc->GetApp()->GetXFAFontMgr()->GetFont(doc, wsFontName.AsStringView(),
dwFontStyle);
}
bool CXFA_WidgetAcc::IsOpenAccess() const {
return m_pNode && m_pNode->IsOpenAccess();
}
XFA_AttributeEnum CXFA_WidgetAcc::GetButtonHighlight() {
CXFA_Node* pUIChild = m_pNode->GetUIChild();
if (pUIChild)
return pUIChild->JSObject()->GetEnum(XFA_Attribute::Highlight);
return XFA_AttributeEnum::Inverted;
}
bool CXFA_WidgetAcc::HasButtonRollover() const {
CXFA_Items* pItems =
m_pNode->GetChild<CXFA_Items>(0, XFA_Element::Items, false);
if (!pItems)
return false;
for (CXFA_Node* pText = pItems->GetFirstChild(); pText;
pText = pText->GetNextSibling()) {
if (pText->JSObject()->GetCData(XFA_Attribute::Name) == L"rollover")
return !pText->JSObject()->GetContent(false).IsEmpty();
}
return false;
}
bool CXFA_WidgetAcc::HasButtonDown() const {
CXFA_Items* pItems =
m_pNode->GetChild<CXFA_Items>(0, XFA_Element::Items, false);
if (!pItems)
return false;
for (CXFA_Node* pText = pItems->GetFirstChild(); pText;
pText = pText->GetNextSibling()) {
if (pText->JSObject()->GetCData(XFA_Attribute::Name) == L"down")
return !pText->JSObject()->GetContent(false).IsEmpty();
}
return false;
}
bool CXFA_WidgetAcc::IsCheckButtonRound() {
CXFA_Node* pUIChild = m_pNode->GetUIChild();
if (pUIChild)
return pUIChild->JSObject()->GetEnum(XFA_Attribute::Shape) ==
XFA_AttributeEnum::Round;
return false;
}
XFA_AttributeEnum CXFA_WidgetAcc::GetCheckButtonMark() {
CXFA_Node* pUIChild = m_pNode->GetUIChild();
if (pUIChild)
return pUIChild->JSObject()->GetEnum(XFA_Attribute::Mark);
return XFA_AttributeEnum::Default;
}
bool CXFA_WidgetAcc::IsRadioButton() {
CXFA_Node* pParent = m_pNode->GetParent();
return pParent && pParent->GetElementType() == XFA_Element::ExclGroup;
}
float CXFA_WidgetAcc::GetCheckButtonSize() {
CXFA_Node* pUIChild = m_pNode->GetUIChild();
if (pUIChild) {
return pUIChild->JSObject()
->GetMeasure(XFA_Attribute::Size)
.ToUnit(XFA_Unit::Pt);
}
return CXFA_Measurement(10, XFA_Unit::Pt).ToUnit(XFA_Unit::Pt);
}
bool CXFA_WidgetAcc::IsAllowNeutral() {
CXFA_Node* pUIChild = m_pNode->GetUIChild();
return pUIChild &&
pUIChild->JSObject()->GetBoolean(XFA_Attribute::AllowNeutral);
}
XFA_CHECKSTATE CXFA_WidgetAcc::GetCheckState() {
WideString wsValue = m_pNode->GetRawValue();
if (wsValue.IsEmpty())
return XFA_CHECKSTATE_Off;
auto* pItems = m_pNode->GetChild<CXFA_Items>(0, XFA_Element::Items, false);
if (!pItems)
return XFA_CHECKSTATE_Off;
CXFA_Node* pText = pItems->GetFirstChild();
int32_t i = 0;
while (pText) {
Optional<WideString> wsContent = pText->JSObject()->TryContent(false, true);
if (wsContent && *wsContent == wsValue)
return static_cast<XFA_CHECKSTATE>(i);
i++;
pText = pText->GetNextSibling();
}
return XFA_CHECKSTATE_Off;
}
void CXFA_WidgetAcc::SetCheckState(XFA_CHECKSTATE eCheckState, bool bNotify) {
CXFA_Node* node = m_pNode->GetExclGroupIfExists();
if (!node) {
CXFA_Items* pItems =
m_pNode->GetChild<CXFA_Items>(0, XFA_Element::Items, false);
if (!pItems)
return;
int32_t i = -1;
CXFA_Node* pText = pItems->GetFirstChild();
WideString wsContent;
while (pText) {
i++;
if (i == eCheckState) {
wsContent = pText->JSObject()->GetContent(false);
break;
}
pText = pText->GetNextSibling();
}
m_pNode->SyncValue(wsContent, bNotify);
return;
}
WideString wsValue;
if (eCheckState != XFA_CHECKSTATE_Off) {
if (CXFA_Items* pItems =
m_pNode->GetChild<CXFA_Items>(0, XFA_Element::Items, false)) {
CXFA_Node* pText = pItems->GetFirstChild();
if (pText)
wsValue = pText->JSObject()->GetContent(false);
}
}
CXFA_Node* pChild = node->GetFirstChild();
for (; pChild; pChild = pChild->GetNextSibling()) {
if (pChild->GetElementType() != XFA_Element::Field)
continue;
CXFA_Items* pItem =
pChild->GetChild<CXFA_Items>(0, XFA_Element::Items, false);
if (!pItem)
continue;
CXFA_Node* pItemchild = pItem->GetFirstChild();
if (!pItemchild)
continue;
WideString text = pItemchild->JSObject()->GetContent(false);
WideString wsChildValue = text;
if (wsValue != text) {
pItemchild = pItemchild->GetNextSibling();
if (pItemchild)
wsChildValue = pItemchild->JSObject()->GetContent(false);
else
wsChildValue.clear();
}
pChild->SyncValue(wsChildValue, bNotify);
}
node->SyncValue(wsValue, bNotify);
}
CXFA_Node* CXFA_WidgetAcc::GetSelectedMember() {
CXFA_Node* pSelectedMember = nullptr;
WideString wsState = m_pNode->GetRawValue();
if (wsState.IsEmpty())
return pSelectedMember;
for (CXFA_Node* pNode = ToNode(m_pNode->GetFirstChild()); pNode;
pNode = pNode->GetNextSibling()) {
CXFA_WidgetAcc widgetData(pNode);
if (widgetData.GetCheckState() == XFA_CHECKSTATE_On) {
pSelectedMember = pNode;
break;
}
}
return pSelectedMember;
}
CXFA_Node* CXFA_WidgetAcc::SetSelectedMember(const WideStringView& wsName,
bool bNotify) {
uint32_t nameHash = FX_HashCode_GetW(wsName, false);
for (CXFA_Node* pNode = ToNode(m_pNode->GetFirstChild()); pNode;
pNode = pNode->GetNextSibling()) {
if (pNode->GetNameHash() == nameHash) {
CXFA_WidgetAcc widgetData(pNode);
widgetData.SetCheckState(XFA_CHECKSTATE_On, bNotify);
return pNode;
}
}
return nullptr;
}
void CXFA_WidgetAcc::SetSelectedMemberByValue(const WideStringView& wsValue,
bool bNotify,
bool bScriptModify,
bool bSyncData) {
WideString wsExclGroup;
for (CXFA_Node* pNode = m_pNode->GetFirstChild(); pNode;
pNode = pNode->GetNextSibling()) {
if (pNode->GetElementType() != XFA_Element::Field)
continue;
CXFA_Items* pItem =
pNode->GetChild<CXFA_Items>(0, XFA_Element::Items, false);
if (!pItem)
continue;
CXFA_Node* pItemchild = pItem->GetFirstChild();
if (!pItemchild)
continue;
WideString wsChildValue = pItemchild->JSObject()->GetContent(false);
if (wsValue != wsChildValue) {
pItemchild = pItemchild->GetNextSibling();
if (pItemchild)
wsChildValue = pItemchild->JSObject()->GetContent(false);
else
wsChildValue.clear();
} else {
wsExclGroup = wsValue;
}
pNode->JSObject()->SetContent(wsChildValue, wsChildValue, bNotify,
bScriptModify, false);
}
m_pNode->JSObject()->SetContent(wsExclGroup, wsExclGroup, bNotify,
bScriptModify, bSyncData);
}
CXFA_Node* CXFA_WidgetAcc::GetExclGroupFirstMember() {
CXFA_Node* pExcl = GetNode();
if (!pExcl)
return nullptr;
CXFA_Node* pNode = pExcl->GetFirstChild();
while (pNode) {
if (pNode->GetElementType() == XFA_Element::Field)
return pNode;
pNode = pNode->GetNextSibling();
}
return nullptr;
}
CXFA_Node* CXFA_WidgetAcc::GetExclGroupNextMember(CXFA_Node* pNode) {
if (!pNode)
return nullptr;
CXFA_Node* pNodeField = pNode->GetNextSibling();
while (pNodeField) {
if (pNodeField->GetElementType() == XFA_Element::Field)
return pNodeField;
pNodeField = pNodeField->GetNextSibling();
}
return nullptr;
}
bool CXFA_WidgetAcc::IsChoiceListCommitOnSelect() {
CXFA_Node* pUIChild = m_pNode->GetUIChild();
if (pUIChild) {
return pUIChild->JSObject()->GetEnum(XFA_Attribute::CommitOn) ==
XFA_AttributeEnum::Select;
}
return true;
}
bool CXFA_WidgetAcc::IsChoiceListAllowTextEntry() {
CXFA_Node* pUIChild = m_pNode->GetUIChild();
return pUIChild && pUIChild->JSObject()->GetBoolean(XFA_Attribute::TextEntry);
}
bool CXFA_WidgetAcc::IsChoiceListMultiSelect() {
CXFA_Node* pUIChild = m_pNode->GetUIChild();
if (pUIChild) {
return pUIChild->JSObject()->GetEnum(XFA_Attribute::Open) ==
XFA_AttributeEnum::MultiSelect;
}
return false;
}
bool CXFA_WidgetAcc::IsListBox() {
CXFA_Node* pUIChild = m_pNode->GetUIChild();
if (!pUIChild)
return false;
XFA_AttributeEnum attr = pUIChild->JSObject()->GetEnum(XFA_Attribute::Open);
return attr == XFA_AttributeEnum::Always ||
attr == XFA_AttributeEnum::MultiSelect;
}
int32_t CXFA_WidgetAcc::CountChoiceListItems(bool bSaveValue) {
std::vector<CXFA_Node*> pItems;
int32_t iCount = 0;
for (CXFA_Node* pNode = m_pNode->GetFirstChild(); pNode;
pNode = pNode->GetNextSibling()) {
if (pNode->GetElementType() != XFA_Element::Items)
continue;
iCount++;
pItems.push_back(pNode);
if (iCount == 2)
break;
}
if (iCount == 0)
return 0;
CXFA_Node* pItem = pItems[0];
if (iCount > 1) {
bool bItemOneHasSave =
pItems[0]->JSObject()->GetBoolean(XFA_Attribute::Save);
bool bItemTwoHasSave =
pItems[1]->JSObject()->GetBoolean(XFA_Attribute::Save);
if (bItemOneHasSave != bItemTwoHasSave && bSaveValue == bItemTwoHasSave)
pItem = pItems[1];
}
return pItem->CountChildren(XFA_Element::Unknown, false);
}
Optional<WideString> CXFA_WidgetAcc::GetChoiceListItem(int32_t nIndex,
bool bSaveValue) {
std::vector<CXFA_Node*> pItemsArray;
int32_t iCount = 0;
for (CXFA_Node* pNode = m_pNode->GetFirstChild(); pNode;
pNode = pNode->GetNextSibling()) {
if (pNode->GetElementType() != XFA_Element::Items)
continue;
++iCount;
pItemsArray.push_back(pNode);
if (iCount == 2)
break;
}
if (iCount == 0)
return {};
CXFA_Node* pItems = pItemsArray[0];
if (iCount > 1) {
bool bItemOneHasSave =
pItemsArray[0]->JSObject()->GetBoolean(XFA_Attribute::Save);
bool bItemTwoHasSave =
pItemsArray[1]->JSObject()->GetBoolean(XFA_Attribute::Save);
if (bItemOneHasSave != bItemTwoHasSave && bSaveValue == bItemTwoHasSave)
pItems = pItemsArray[1];
}
if (!pItems)
return {};
CXFA_Node* pItem =
pItems->GetChild<CXFA_Node>(nIndex, XFA_Element::Unknown, false);
if (pItem)
return {pItem->JSObject()->GetContent(false)};
return {};
}
std::vector<WideString> CXFA_WidgetAcc::GetChoiceListItems(bool bSaveValue) {
std::vector<CXFA_Node*> items;
for (CXFA_Node* pNode = m_pNode->GetFirstChild(); pNode && items.size() < 2;
pNode = pNode->GetNextSibling()) {
if (pNode->GetElementType() == XFA_Element::Items)
items.push_back(pNode);
}
if (items.empty())
return std::vector<WideString>();
CXFA_Node* pItem = items.front();
if (items.size() > 1) {
bool bItemOneHasSave =
items[0]->JSObject()->GetBoolean(XFA_Attribute::Save);
bool bItemTwoHasSave =
items[1]->JSObject()->GetBoolean(XFA_Attribute::Save);
if (bItemOneHasSave != bItemTwoHasSave && bSaveValue == bItemTwoHasSave)
pItem = items[1];
}
std::vector<WideString> wsTextArray;
for (CXFA_Node* pNode = pItem->GetFirstChild(); pNode;
pNode = pNode->GetNextSibling()) {
wsTextArray.emplace_back(pNode->JSObject()->GetContent(false));
}
return wsTextArray;
}
int32_t CXFA_WidgetAcc::CountSelectedItems() {
std::vector<WideString> wsValueArray = GetSelectedItemsValue();
if (IsListBox() || !IsChoiceListAllowTextEntry())
return pdfium::CollectionSize<int32_t>(wsValueArray);
int32_t iSelected = 0;
std::vector<WideString> wsSaveTextArray = GetChoiceListItems(true);
for (const auto& value : wsValueArray) {
if (pdfium::ContainsValue(wsSaveTextArray, value))
iSelected++;
}
return iSelected;
}
int32_t CXFA_WidgetAcc::GetSelectedItem(int32_t nIndex) {
std::vector<WideString> wsValueArray = GetSelectedItemsValue();
if (!pdfium::IndexInBounds(wsValueArray, nIndex))
return -1;
std::vector<WideString> wsSaveTextArray = GetChoiceListItems(true);
auto it = std::find(wsSaveTextArray.begin(), wsSaveTextArray.end(),
wsValueArray[nIndex]);
return it != wsSaveTextArray.end() ? it - wsSaveTextArray.begin() : -1;
}
std::vector<int32_t> CXFA_WidgetAcc::GetSelectedItems() {
std::vector<int32_t> iSelArray;
std::vector<WideString> wsValueArray = GetSelectedItemsValue();
std::vector<WideString> wsSaveTextArray = GetChoiceListItems(true);
for (const auto& value : wsValueArray) {
auto it = std::find(wsSaveTextArray.begin(), wsSaveTextArray.end(), value);
if (it != wsSaveTextArray.end())
iSelArray.push_back(it - wsSaveTextArray.begin());
}
return iSelArray;
}
std::vector<WideString> CXFA_WidgetAcc::GetSelectedItemsValue() {
std::vector<WideString> wsSelTextArray;
WideString wsValue = m_pNode->GetRawValue();
if (IsChoiceListMultiSelect()) {
if (!wsValue.IsEmpty()) {
size_t iStart = 0;
size_t iLength = wsValue.GetLength();
auto iEnd = wsValue.Find(L'\n', iStart);
iEnd = (!iEnd.has_value()) ? iLength : iEnd;
while (iEnd >= iStart) {
wsSelTextArray.push_back(wsValue.Mid(iStart, iEnd.value() - iStart));
iStart = iEnd.value() + 1;
if (iStart >= iLength)
break;
iEnd = wsValue.Find(L'\n', iStart);
if (!iEnd.has_value())
wsSelTextArray.push_back(wsValue.Mid(iStart, iLength - iStart));
}
}
} else {
wsSelTextArray.push_back(wsValue);
}
return wsSelTextArray;
}
bool CXFA_WidgetAcc::GetItemState(int32_t nIndex) {
std::vector<WideString> wsSaveTextArray = GetChoiceListItems(true);
return pdfium::IndexInBounds(wsSaveTextArray, nIndex) &&
pdfium::ContainsValue(GetSelectedItemsValue(),
wsSaveTextArray[nIndex]);
}
void CXFA_WidgetAcc::SetItemState(int32_t nIndex,
bool bSelected,
bool bNotify,
bool bScriptModify,
bool bSyncData) {
std::vector<WideString> wsSaveTextArray = GetChoiceListItems(true);
if (!pdfium::IndexInBounds(wsSaveTextArray, nIndex))
return;
int32_t iSel = -1;
std::vector<WideString> wsValueArray = GetSelectedItemsValue();
auto it = std::find(wsValueArray.begin(), wsValueArray.end(),
wsSaveTextArray[nIndex]);
if (it != wsValueArray.end())
iSel = it - wsValueArray.begin();
if (IsChoiceListMultiSelect()) {
if (bSelected) {
if (iSel < 0) {
WideString wsValue = m_pNode->GetRawValue();
if (!wsValue.IsEmpty()) {
wsValue += L"\n";
}
wsValue += wsSaveTextArray[nIndex];
m_pNode->JSObject()->SetContent(wsValue, wsValue, bNotify,
bScriptModify, bSyncData);
}
} else if (iSel >= 0) {
std::vector<int32_t> iSelArray = GetSelectedItems();
auto it = std::find(iSelArray.begin(), iSelArray.end(), nIndex);
if (it != iSelArray.end())
iSelArray.erase(it);
SetSelectedItems(iSelArray, bNotify, bScriptModify, bSyncData);
}
} else {
if (bSelected) {
if (iSel < 0) {
WideString wsSaveText = wsSaveTextArray[nIndex];
m_pNode->JSObject()->SetContent(wsSaveText,
GetFormatDataValue(wsSaveText), bNotify,
bScriptModify, bSyncData);
}
} else if (iSel >= 0) {
m_pNode->JSObject()->SetContent(WideString(), WideString(), bNotify,
bScriptModify, bSyncData);
}
}
}
void CXFA_WidgetAcc::SetSelectedItems(const std::vector<int32_t>& iSelArray,
bool bNotify,
bool bScriptModify,
bool bSyncData) {
WideString wsValue;
int32_t iSize = pdfium::CollectionSize<int32_t>(iSelArray);
if (iSize >= 1) {
std::vector<WideString> wsSaveTextArray = GetChoiceListItems(true);
WideString wsItemValue;
for (int32_t i = 0; i < iSize; i++) {
wsItemValue = (iSize == 1) ? wsSaveTextArray[iSelArray[i]]
: wsSaveTextArray[iSelArray[i]] + L"\n";
wsValue += wsItemValue;
}
}
WideString wsFormat(wsValue);
if (!IsChoiceListMultiSelect())
wsFormat = GetFormatDataValue(wsValue);
m_pNode->JSObject()->SetContent(wsValue, wsFormat, bNotify, bScriptModify,
bSyncData);
}
void CXFA_WidgetAcc::ClearAllSelections() {
CXFA_Node* pBind = m_pNode->GetBindData();
if (!pBind || !IsChoiceListMultiSelect()) {
m_pNode->SyncValue(WideString(), false);
return;
}
while (CXFA_Node* pChildNode = pBind->GetFirstChild())
pBind->RemoveChild(pChildNode, true);
}
void CXFA_WidgetAcc::InsertItem(const WideString& wsLabel,
const WideString& wsValue,
bool bNotify) {
int32_t nIndex = -1;
WideString wsNewValue(wsValue);
if (wsNewValue.IsEmpty())
wsNewValue = wsLabel;
std::vector<CXFA_Node*> listitems;
for (CXFA_Node* pItem = m_pNode->GetFirstChild(); pItem;
pItem = pItem->GetNextSibling()) {
if (pItem->GetElementType() == XFA_Element::Items)
listitems.push_back(pItem);
}
if (listitems.empty()) {
CXFA_Node* pItems = m_pNode->CreateSamePacketNode(XFA_Element::Items);
m_pNode->InsertChild(-1, pItems);
InsertListTextItem(pItems, wsLabel, nIndex);
CXFA_Node* pSaveItems = m_pNode->CreateSamePacketNode(XFA_Element::Items);
m_pNode->InsertChild(-1, pSaveItems);
pSaveItems->JSObject()->SetBoolean(XFA_Attribute::Save, true, false);
InsertListTextItem(pSaveItems, wsNewValue, nIndex);
} else if (listitems.size() > 1) {
for (int32_t i = 0; i < 2; i++) {
CXFA_Node* pNode = listitems[i];
bool bHasSave = pNode->JSObject()->GetBoolean(XFA_Attribute::Save);
if (bHasSave)
InsertListTextItem(pNode, wsNewValue, nIndex);
else
InsertListTextItem(pNode, wsLabel, nIndex);
}
} else {
CXFA_Node* pNode = listitems[0];
pNode->JSObject()->SetBoolean(XFA_Attribute::Save, false, false);
pNode->JSObject()->SetEnum(XFA_Attribute::Presence,
XFA_AttributeEnum::Visible, false);
CXFA_Node* pSaveItems = m_pNode->CreateSamePacketNode(XFA_Element::Items);
m_pNode->InsertChild(-1, pSaveItems);
pSaveItems->JSObject()->SetBoolean(XFA_Attribute::Save, true, false);
pSaveItems->JSObject()->SetEnum(XFA_Attribute::Presence,
XFA_AttributeEnum::Hidden, false);
CXFA_Node* pListNode = pNode->GetFirstChild();
int32_t i = 0;
while (pListNode) {
InsertListTextItem(pSaveItems, pListNode->JSObject()->GetContent(false),
i);
++i;
pListNode = pListNode->GetNextSibling();
}
InsertListTextItem(pNode, wsLabel, nIndex);
InsertListTextItem(pSaveItems, wsNewValue, nIndex);
}
if (!bNotify)
return;
m_pNode->GetDocument()->GetNotify()->OnWidgetListItemAdded(
m_pNode, wsLabel.c_str(), wsValue.c_str(), nIndex);
}
void CXFA_WidgetAcc::GetItemLabel(const WideStringView& wsValue,
WideString& wsLabel) {
int32_t iCount = 0;
std::vector<CXFA_Node*> listitems;
CXFA_Node* pItems = m_pNode->GetFirstChild();
for (; pItems; pItems = pItems->GetNextSibling()) {
if (pItems->GetElementType() != XFA_Element::Items)
continue;
iCount++;
listitems.push_back(pItems);
}
if (iCount <= 1) {
wsLabel = wsValue;
return;
}
CXFA_Node* pLabelItems = listitems[0];
bool bSave = pLabelItems->JSObject()->GetBoolean(XFA_Attribute::Save);
CXFA_Node* pSaveItems = nullptr;
if (bSave) {
pSaveItems = pLabelItems;
pLabelItems = listitems[1];
} else {
pSaveItems = listitems[1];
}
iCount = 0;
int32_t iSearch = -1;
for (CXFA_Node* pChildItem = pSaveItems->GetFirstChild(); pChildItem;
pChildItem = pChildItem->GetNextSibling()) {
if (pChildItem->JSObject()->GetContent(false) == wsValue) {
iSearch = iCount;
break;
}
iCount++;
}
if (iSearch < 0)
return;
CXFA_Node* pText =
pLabelItems->GetChild<CXFA_Node>(iSearch, XFA_Element::Unknown, false);
if (pText)
wsLabel = pText->JSObject()->GetContent(false);
}
WideString CXFA_WidgetAcc::GetItemValue(const WideStringView& wsLabel) {
int32_t iCount = 0;
std::vector<CXFA_Node*> listitems;
for (CXFA_Node* pItems = m_pNode->GetFirstChild(); pItems;
pItems = pItems->GetNextSibling()) {
if (pItems->GetElementType() != XFA_Element::Items)
continue;
iCount++;
listitems.push_back(pItems);
}
if (iCount <= 1)
return WideString(wsLabel);
CXFA_Node* pLabelItems = listitems[0];
bool bSave = pLabelItems->JSObject()->GetBoolean(XFA_Attribute::Save);
CXFA_Node* pSaveItems = nullptr;
if (bSave) {
pSaveItems = pLabelItems;
pLabelItems = listitems[1];
} else {
pSaveItems = listitems[1];
}
iCount = 0;
int32_t iSearch = -1;
WideString wsContent;
CXFA_Node* pChildItem = pLabelItems->GetFirstChild();
for (; pChildItem; pChildItem = pChildItem->GetNextSibling()) {
if (pChildItem->JSObject()->GetContent(false) == wsLabel) {
iSearch = iCount;
break;
}
iCount++;
}
if (iSearch < 0)
return L"";
CXFA_Node* pText =
pSaveItems->GetChild<CXFA_Node>(iSearch, XFA_Element::Unknown, false);
return pText ? pText->JSObject()->GetContent(false) : L"";
}
bool CXFA_WidgetAcc::DeleteItem(int32_t nIndex,
bool bNotify,
bool bScriptModify) {
bool bSetValue = false;
CXFA_Node* pItems = m_pNode->GetFirstChild();
for (; pItems; pItems = pItems->GetNextSibling()) {
if (pItems->GetElementType() != XFA_Element::Items)
continue;
if (nIndex < 0) {
while (CXFA_Node* pNode = pItems->GetFirstChild()) {
pItems->RemoveChild(pNode, true);
}
} else {
if (!bSetValue && pItems->JSObject()->GetBoolean(XFA_Attribute::Save)) {
SetItemState(nIndex, false, true, bScriptModify, true);
bSetValue = true;
}
int32_t i = 0;
CXFA_Node* pNode = pItems->GetFirstChild();
while (pNode) {
if (i == nIndex) {
pItems->RemoveChild(pNode, true);
break;
}
i++;
pNode = pNode->GetNextSibling();
}
}
}
if (bNotify)
m_pNode->GetDocument()->GetNotify()->OnWidgetListItemRemoved(m_pNode,
nIndex);
return true;
}
bool CXFA_WidgetAcc::IsHorizontalScrollPolicyOff() {
CXFA_Node* pUIChild = m_pNode->GetUIChild();
if (pUIChild) {
return pUIChild->JSObject()->GetEnum(XFA_Attribute::HScrollPolicy) ==
XFA_AttributeEnum::Off;
}
return false;
}
bool CXFA_WidgetAcc::IsVerticalScrollPolicyOff() {
CXFA_Node* pUIChild = m_pNode->GetUIChild();
if (pUIChild) {
return pUIChild->JSObject()->GetEnum(XFA_Attribute::VScrollPolicy) ==
XFA_AttributeEnum::Off;
}
return false;
}
Optional<int32_t> CXFA_WidgetAcc::GetNumberOfCells() {
CXFA_Node* pUIChild = m_pNode->GetUIChild();
if (!pUIChild)
return {};
if (CXFA_Comb* pNode =
pUIChild->GetChild<CXFA_Comb>(0, XFA_Element::Comb, false))
return {pNode->JSObject()->GetInteger(XFA_Attribute::NumberOfCells)};
return {};
}
WideString CXFA_WidgetAcc::GetPasswordChar() {
CXFA_Node* pUIChild = m_pNode->GetUIChild();
return pUIChild ? pUIChild->JSObject()->GetCData(XFA_Attribute::PasswordChar)
: L"*";
}
bool CXFA_WidgetAcc::IsMultiLine() {
CXFA_Node* pUIChild = m_pNode->GetUIChild();
return pUIChild && pUIChild->JSObject()->GetBoolean(XFA_Attribute::MultiLine);
}
std::pair<XFA_Element, int32_t> CXFA_WidgetAcc::GetMaxChars() {
if (CXFA_Value* pNode =
m_pNode->GetChild<CXFA_Value>(0, XFA_Element::Value, false)) {
if (CXFA_Node* pChild = pNode->GetFirstChild()) {
switch (pChild->GetElementType()) {
case XFA_Element::Text:
return {XFA_Element::Text,
pChild->JSObject()->GetInteger(XFA_Attribute::MaxChars)};
case XFA_Element::ExData: {
int32_t iMax =
pChild->JSObject()->GetInteger(XFA_Attribute::MaxLength);
return {XFA_Element::ExData, iMax < 0 ? 0 : iMax};
}
default:
break;
}
}
}
return {XFA_Element::Unknown, 0};
}
int32_t CXFA_WidgetAcc::GetFracDigits() {
CXFA_Value* pNode =
m_pNode->GetChild<CXFA_Value>(0, XFA_Element::Value, false);
if (!pNode)
return -1;
CXFA_Decimal* pChild =
pNode->GetChild<CXFA_Decimal>(0, XFA_Element::Decimal, false);
if (!pChild)
return -1;
return pChild->JSObject()
->TryInteger(XFA_Attribute::FracDigits, true)
.value_or(-1);
}
int32_t CXFA_WidgetAcc::GetLeadDigits() {
CXFA_Value* pNode =
m_pNode->GetChild<CXFA_Value>(0, XFA_Element::Value, false);
if (!pNode)
return -1;
CXFA_Decimal* pChild =
pNode->GetChild<CXFA_Decimal>(0, XFA_Element::Decimal, false);
if (!pChild)
return -1;
return pChild->JSObject()
->TryInteger(XFA_Attribute::LeadDigits, true)
.value_or(-1);
}
bool CXFA_WidgetAcc::SetValue(XFA_VALUEPICTURE eValueType,
const WideString& wsValue) {
if (wsValue.IsEmpty()) {
m_pNode->SyncValue(wsValue, true);
return true;
}
m_pNode->SetPreNull(m_pNode->IsNull());
m_pNode->SetIsNull(false);
WideString wsNewText(wsValue);
WideString wsPicture = GetPictureContent(eValueType);
bool bValidate = true;
bool bSyncData = false;
CXFA_Node* pNode = m_pNode->GetUIChild();
if (!pNode)
return true;
XFA_Element eType = pNode->GetElementType();
if (!wsPicture.IsEmpty()) {
CXFA_LocaleMgr* pLocalMgr = m_pNode->GetDocument()->GetLocalMgr();
IFX_Locale* pLocale = m_pNode->GetLocale();
CXFA_LocaleValue widgetValue = XFA_GetLocaleValue(GetNode());
bValidate =
widgetValue.ValidateValue(wsValue, wsPicture, pLocale, &wsPicture);
if (bValidate) {
widgetValue = CXFA_LocaleValue(widgetValue.GetType(), wsNewText,
wsPicture, pLocale, pLocalMgr);
wsNewText = widgetValue.GetValue();
if (eType == XFA_Element::NumericEdit)
wsNewText = NumericLimit(wsNewText, GetLeadDigits(), GetFracDigits());
bSyncData = true;
}
} else {
if (eType == XFA_Element::NumericEdit) {
if (wsNewText != L"0")
wsNewText = NumericLimit(wsNewText, GetLeadDigits(), GetFracDigits());
bSyncData = true;
}
}
if (eType != XFA_Element::NumericEdit || bSyncData)
m_pNode->SyncValue(wsNewText, true);
return bValidate;
}
WideString CXFA_WidgetAcc::GetPictureContent(XFA_VALUEPICTURE ePicture) {
if (ePicture == XFA_VALUEPICTURE_Raw)
return L"";
CXFA_LocaleValue widgetValue = XFA_GetLocaleValue(GetNode());
switch (ePicture) {
case XFA_VALUEPICTURE_Display: {
if (CXFA_Format* pFormat =
m_pNode->GetChild<CXFA_Format>(0, XFA_Element::Format, false)) {
if (CXFA_Picture* pPicture = pFormat->GetChild<CXFA_Picture>(
0, XFA_Element::Picture, false)) {
Optional<WideString> picture =
pPicture->JSObject()->TryContent(false, true);
if (picture)
return *picture;
}
}
IFX_Locale* pLocale = m_pNode->GetLocale();
if (!pLocale)
return L"";
uint32_t dwType = widgetValue.GetType();
switch (dwType) {
case XFA_VT_DATE:
return pLocale->GetDatePattern(FX_LOCALEDATETIMESUBCATEGORY_Medium);
case XFA_VT_TIME:
return pLocale->GetTimePattern(FX_LOCALEDATETIMESUBCATEGORY_Medium);
case XFA_VT_DATETIME:
return pLocale->GetDatePattern(FX_LOCALEDATETIMESUBCATEGORY_Medium) +
L"T" +
pLocale->GetTimePattern(FX_LOCALEDATETIMESUBCATEGORY_Medium);
case XFA_VT_DECIMAL:
case XFA_VT_FLOAT:
default:
return L"";
}
}
case XFA_VALUEPICTURE_Edit: {
CXFA_Ui* pUI = m_pNode->GetChild<CXFA_Ui>(0, XFA_Element::Ui, false);
if (pUI) {
if (CXFA_Picture* pPicture =
pUI->GetChild<CXFA_Picture>(0, XFA_Element::Picture, false)) {
Optional<WideString> picture =
pPicture->JSObject()->TryContent(false, true);
if (picture)
return *picture;
}
}
IFX_Locale* pLocale = m_pNode->GetLocale();
if (!pLocale)
return L"";
uint32_t dwType = widgetValue.GetType();
switch (dwType) {
case XFA_VT_DATE:
return pLocale->GetDatePattern(FX_LOCALEDATETIMESUBCATEGORY_Short);
case XFA_VT_TIME:
return pLocale->GetTimePattern(FX_LOCALEDATETIMESUBCATEGORY_Short);
case XFA_VT_DATETIME:
return pLocale->GetDatePattern(FX_LOCALEDATETIMESUBCATEGORY_Short) +
L"T" +
pLocale->GetTimePattern(FX_LOCALEDATETIMESUBCATEGORY_Short);
default:
return L"";
}
}
case XFA_VALUEPICTURE_DataBind: {
CXFA_Bind* bind = m_pNode->GetBindIfExists();
if (bind)
return bind->GetPicture();
break;
}
default:
break;
}
return L"";
}
WideString CXFA_WidgetAcc::GetValue(XFA_VALUEPICTURE eValueType) {
WideString wsValue = m_pNode->JSObject()->GetContent(false);
if (eValueType == XFA_VALUEPICTURE_Display)
GetItemLabel(wsValue.AsStringView(), wsValue);
WideString wsPicture = GetPictureContent(eValueType);
CXFA_Node* pNode = m_pNode->GetUIChild();
if (!pNode)
return wsValue;
switch (m_pNode->GetUIChild()->GetElementType()) {
case XFA_Element::ChoiceList: {
if (eValueType == XFA_VALUEPICTURE_Display) {
int32_t iSelItemIndex = GetSelectedItem(0);
if (iSelItemIndex >= 0) {
wsValue = GetChoiceListItem(iSelItemIndex, false).value_or(L"");
wsPicture.clear();
}
}
} break;
case XFA_Element::NumericEdit:
if (eValueType != XFA_VALUEPICTURE_Raw && wsPicture.IsEmpty()) {
IFX_Locale* pLocale = m_pNode->GetLocale();
if (eValueType == XFA_VALUEPICTURE_Display && pLocale)
wsValue = FormatNumStr(NormalizeNumStr(wsValue), pLocale);
}
break;
default:
break;
}
if (wsPicture.IsEmpty())
return wsValue;
if (IFX_Locale* pLocale = m_pNode->GetLocale()) {
CXFA_LocaleValue widgetValue = XFA_GetLocaleValue(GetNode());
CXFA_LocaleMgr* pLocalMgr = m_pNode->GetDocument()->GetLocalMgr();
switch (widgetValue.GetType()) {
case XFA_VT_DATE: {
WideString wsDate, wsTime;
if (SplitDateTime(wsValue, wsDate, wsTime)) {
CXFA_LocaleValue date(XFA_VT_DATE, wsDate, pLocalMgr);
if (date.FormatPatterns(wsValue, wsPicture, pLocale, eValueType))
return wsValue;
}
break;
}
case XFA_VT_TIME: {
WideString wsDate, wsTime;
if (SplitDateTime(wsValue, wsDate, wsTime)) {
CXFA_LocaleValue time(XFA_VT_TIME, wsTime, pLocalMgr);
if (time.FormatPatterns(wsValue, wsPicture, pLocale, eValueType))
return wsValue;
}
break;
}
default:
break;
}
widgetValue.FormatPatterns(wsValue, wsPicture, pLocale, eValueType);
}
return wsValue;
}
WideString CXFA_WidgetAcc::GetNormalizeDataValue(const WideString& wsValue) {
if (wsValue.IsEmpty())
return L"";
WideString wsPicture = GetPictureContent(XFA_VALUEPICTURE_DataBind);
if (wsPicture.IsEmpty())
return wsValue;
ASSERT(GetNode());
CXFA_LocaleMgr* pLocalMgr = GetNode()->GetDocument()->GetLocalMgr();
IFX_Locale* pLocale = m_pNode->GetLocale();
CXFA_LocaleValue widgetValue = XFA_GetLocaleValue(GetNode());
if (widgetValue.ValidateValue(wsValue, wsPicture, pLocale, &wsPicture)) {
widgetValue = CXFA_LocaleValue(widgetValue.GetType(), wsValue, wsPicture,
pLocale, pLocalMgr);
return widgetValue.GetValue();
}
return wsValue;
}
WideString CXFA_WidgetAcc::GetFormatDataValue(const WideString& wsValue) {
if (wsValue.IsEmpty())
return L"";
WideString wsPicture = GetPictureContent(XFA_VALUEPICTURE_DataBind);
if (wsPicture.IsEmpty())
return wsValue;
WideString wsFormattedValue = wsValue;
if (IFX_Locale* pLocale = m_pNode->GetLocale()) {
ASSERT(GetNode());
CXFA_Value* pNodeValue =
GetNode()->GetChild<CXFA_Value>(0, XFA_Element::Value, false);
if (!pNodeValue)
return wsValue;
CXFA_Node* pValueChild = pNodeValue->GetFirstChild();
if (!pValueChild)
return wsValue;
int32_t iVTType = XFA_VT_NULL;
switch (pValueChild->GetElementType()) {
case XFA_Element::Decimal:
iVTType = XFA_VT_DECIMAL;
break;
case XFA_Element::Float:
iVTType = XFA_VT_FLOAT;
break;
case XFA_Element::Date:
iVTType = XFA_VT_DATE;
break;
case XFA_Element::Time:
iVTType = XFA_VT_TIME;
break;
case XFA_Element::DateTime:
iVTType = XFA_VT_DATETIME;
break;
case XFA_Element::Boolean:
iVTType = XFA_VT_BOOLEAN;
break;
case XFA_Element::Integer:
iVTType = XFA_VT_INTEGER;
break;
case XFA_Element::Text:
iVTType = XFA_VT_TEXT;
break;
default:
iVTType = XFA_VT_NULL;
break;
}
CXFA_LocaleMgr* pLocalMgr = GetNode()->GetDocument()->GetLocalMgr();
CXFA_LocaleValue widgetValue(iVTType, wsValue, pLocalMgr);
switch (widgetValue.GetType()) {
case XFA_VT_DATE: {
WideString wsDate, wsTime;
if (SplitDateTime(wsValue, wsDate, wsTime)) {
CXFA_LocaleValue date(XFA_VT_DATE, wsDate, pLocalMgr);
if (date.FormatPatterns(wsFormattedValue, wsPicture, pLocale,
XFA_VALUEPICTURE_DataBind)) {
return wsFormattedValue;
}
}
break;
}
case XFA_VT_TIME: {
WideString wsDate, wsTime;
if (SplitDateTime(wsValue, wsDate, wsTime)) {
CXFA_LocaleValue time(XFA_VT_TIME, wsTime, pLocalMgr);
if (time.FormatPatterns(wsFormattedValue, wsPicture, pLocale,
XFA_VALUEPICTURE_DataBind)) {
return wsFormattedValue;
}
}
break;
}
default:
break;
}
widgetValue.FormatPatterns(wsFormattedValue, wsPicture, pLocale,
XFA_VALUEPICTURE_DataBind);
}
return wsFormattedValue;
}
WideString CXFA_WidgetAcc::NormalizeNumStr(const WideString& wsValue) {
if (wsValue.IsEmpty())
return L"";
WideString wsOutput = wsValue;
wsOutput.TrimLeft('0');
if (!wsOutput.IsEmpty() && wsOutput.Contains('.') && GetFracDigits() != -1) {
wsOutput.TrimRight(L"0");
wsOutput.TrimRight(L".");
}
if (wsOutput.IsEmpty() || wsOutput[0] == '.')
wsOutput.InsertAtFront('0');
return wsOutput;
}
WideString CXFA_WidgetAcc::FormatNumStr(const WideString& wsValue,
IFX_Locale* pLocale) {
if (wsValue.IsEmpty())
return L"";
WideString wsSrcNum = wsValue;
WideString wsGroupSymbol =
pLocale->GetNumbericSymbol(FX_LOCALENUMSYMBOL_Grouping);
bool bNeg = false;
if (wsSrcNum[0] == '-') {
bNeg = true;
wsSrcNum.Delete(0, 1);
}
auto dot_index = wsSrcNum.Find('.');
dot_index = !dot_index.has_value() ? wsSrcNum.GetLength() : dot_index;
if (dot_index.value() < 1)
return L"";
size_t nPos = dot_index.value() % 3;
WideString wsOutput;
for (size_t i = 0; i < dot_index.value(); i++) {
if (i % 3 == nPos && i != 0)
wsOutput += wsGroupSymbol;
wsOutput += wsSrcNum[i];
}
if (dot_index.value() < wsSrcNum.GetLength()) {
wsOutput += pLocale->GetNumbericSymbol(FX_LOCALENUMSYMBOL_Decimal);
wsOutput += wsSrcNum.Right(wsSrcNum.GetLength() - dot_index.value() - 1);
}
if (bNeg)
return pLocale->GetNumbericSymbol(FX_LOCALENUMSYMBOL_Minus) + wsOutput;
return wsOutput;
}
void CXFA_WidgetAcc::InsertListTextItem(CXFA_Node* pItems,
const WideString& wsText,
int32_t nIndex) {
CXFA_Node* pText = pItems->CreateSamePacketNode(XFA_Element::Text);
pItems->InsertChild(nIndex, pText);
pText->JSObject()->SetContent(wsText, wsText, false, false, false);
}
WideString CXFA_WidgetAcc::NumericLimit(const WideString& wsValue,
int32_t iLead,
int32_t iTread) const {
if ((iLead == -1) && (iTread == -1))
return wsValue;
WideString wsRet;
int32_t iLead_ = 0, iTread_ = -1;
int32_t iCount = wsValue.GetLength();
if (iCount == 0)
return wsValue;
int32_t i = 0;
if (wsValue[i] == L'-') {
wsRet += L'-';
i++;
}
for (; i < iCount; i++) {
wchar_t wc = wsValue[i];
if (FXSYS_isDecimalDigit(wc)) {
if (iLead >= 0) {
iLead_++;
if (iLead_ > iLead)
return L"0";
} else if (iTread_ >= 0) {
iTread_++;
if (iTread_ > iTread) {
if (iTread != -1) {
CFX_Decimal wsDeci = CFX_Decimal(wsValue.AsStringView());
wsDeci.SetScale(iTread);
wsRet = wsDeci;
}
return wsRet;
}
}
} else if (wc == L'.') {
iTread_ = 0;
iLead = -1;
}
wsRet += wc;
}
return wsRet;
}