void CXFA_FFNotify::RunSubformIndexChange(CXFA_Node* pSubformNode) {
CXFA_FFDocView* pDocView = m_pDoc->GetDocView();
if (!pDocView) {
return;
}
pDocView->AddIndexChangedSubform(pSubformNode);
}
FX_BOOL CPDFSDK_XFAAnnotHandler::HitTest(CPDFSDK_PageView* pPageView,
CPDFSDK_Annot* pAnnot,
const CFX_FloatPoint& point) {
if (!pPageView || !pAnnot)
return FALSE;
CPDFSDK_Document* pSDKDoc = pPageView->GetSDKDocument();
if (!pSDKDoc)
return FALSE;
CPDFXFA_Document* pDoc = pSDKDoc->GetXFADocument();
if (!pDoc)
return FALSE;
CXFA_FFDocView* pDocView = pDoc->GetXFADocView();
if (!pDocView)
return FALSE;
CXFA_FFWidgetHandler* pWidgetHandler = pDocView->GetWidgetHandler();
if (!pWidgetHandler)
return FALSE;
FWL_WidgetHit dwHitTest =
pWidgetHandler->OnHitTest(pAnnot->GetXFAWidget(), point.x, point.y);
return dwHitTest != FWL_WidgetHit::Unknown;
}
bool CPDFSDK_XFAWidgetHandler::HitTest(CPDFSDK_PageView* pPageView,
CPDFSDK_Annot* pAnnot,
const CFX_FloatPoint& point) {
if (!pPageView || !pAnnot)
return false;
CPDFSDK_FormFillEnvironment* pFormFillEnv = pPageView->GetFormFillEnv();
if (!pFormFillEnv)
return false;
CPDFXFA_Context* pContext = pFormFillEnv->GetXFAContext();
if (!pContext)
return false;
CXFA_FFDocView* pDocView = pContext->GetXFADocView();
if (!pDocView)
return false;
CXFA_FFWidgetHandler* pWidgetHandler = pDocView->GetWidgetHandler();
if (!pWidgetHandler)
return false;
FWL_WidgetHit dwHitTest =
pWidgetHandler->OnHitTest(pAnnot->GetXFAWidget(), point.x, point.y);
return dwHitTest != FWL_WidgetHit::Unknown;
}
void CXFA_FFNotify::RunNodeInitialize(CXFA_Node* pNode) {
CXFA_FFDocView* pDocView = m_pDoc->GetDocView();
if (!pDocView) {
return;
}
pDocView->AddNewFormNode(pNode);
}
void CXFA_FFNotify::ResetData(CXFA_WidgetData* pWidgetData) {
CXFA_FFDocView* pDocView = m_pDoc->GetDocView();
if (!pDocView) {
return;
}
pDocView->ResetWidgetData(static_cast<CXFA_WidgetAcc*>(pWidgetData));
}
void CXFA_FFNotify::OnValueChanging(CXFA_Node* pSender, XFA_ATTRIBUTE eAttr) {
if (eAttr != XFA_ATTRIBUTE_Presence)
return;
if (pSender->GetPacketID() & XFA_XDPPACKET_Datasets)
return;
if (!pSender->IsFormContainer())
return;
CXFA_FFDocView* pDocView = m_pDoc->GetDocView();
if (!pDocView)
return;
if (pDocView->GetLayoutStatus() < XFA_DOCVIEW_LAYOUTSTATUS_End)
return;
CXFA_WidgetAcc* pWidgetAcc =
static_cast<CXFA_WidgetAcc*>(pSender->GetWidgetData());
if (!pWidgetAcc)
return;
CXFA_FFWidget* pWidget = nullptr;
while ((pWidget = pWidgetAcc->GetNextWidget(pWidget)) != nullptr) {
if (pWidget->IsLoaded())
pWidget->AddInvalidateRect();
}
}
CXFA_Node* CXFA_FFNotify::GetFocusWidgetNode() {
CXFA_FFDocView* pDocView = m_pDoc->GetDocView();
if (!pDocView) {
return nullptr;
}
CXFA_WidgetAcc* pAcc = pDocView->GetFocusWidgetAcc();
return pAcc ? pAcc->GetNode() : nullptr;
}
void CXFA_FFNotify::SetFocusWidgetNode(CXFA_Node* pNode) {
CXFA_FFDocView* pDocView = m_pDoc->GetDocView();
if (!pDocView) {
return;
}
CXFA_WidgetAcc* pAcc =
pNode ? static_cast<CXFA_WidgetAcc*>(pNode->GetWidgetData()) : nullptr;
pDocView->SetFocusWidgetAcc(pAcc);
}
void CXFA_FFNotify::OpenDropDownList(CXFA_FFWidget* hWidget) {
if (hWidget->GetDataAcc()->GetUIType() != XFA_Element::ChoiceList) {
return;
}
CXFA_FFDocView* pDocView = m_pDoc->GetDocView();
pDocView->LockUpdate();
static_cast<CXFA_FFComboBox*>(hWidget)->OpenDropDownList();
pDocView->UnlockUpdate();
pDocView->UpdateDocView();
}
void CXFA_FFNotify::OnChildRemoved() {
CXFA_FFDocView* pDocView = m_pDoc->GetDocView();
if (!pDocView)
return;
bool bLayoutReady =
!(pDocView->m_bInLayoutStatus) &&
(pDocView->GetLayoutStatus() == XFA_DOCVIEW_LAYOUTSTATUS_End);
if (bLayoutReady)
m_pDoc->GetDocProvider()->SetChangeMark(m_pDoc);
}
void CXFA_FFNotify::AddCalcValidate(CXFA_Node* pNode) {
CXFA_FFDocView* pDocView = m_pDoc->GetDocView();
if (!pDocView) {
return;
}
CXFA_WidgetAcc* pWidgetAcc =
static_cast<CXFA_WidgetAcc*>(pNode->GetWidgetData());
if (!pWidgetAcc) {
return;
}
pDocView->AddCalculateWidgetAcc(pWidgetAcc);
pDocView->AddValidateWidget(pWidgetAcc);
}
int32_t CXFA_FFNotify::ExecEventByDeepFirst(CXFA_Node* pFormNode,
XFA_EVENTTYPE eEventType,
FX_BOOL bIsFormReady,
FX_BOOL bRecursive,
CXFA_WidgetAcc* pExclude) {
CXFA_FFDocView* pDocView = m_pDoc->GetDocView();
if (!pDocView) {
return XFA_EVENTERROR_NotExist;
}
return pDocView->ExecEventActivityByDeepFirst(
pFormNode, eEventType, bIsFormReady, bRecursive,
pExclude ? pExclude->GetNode() : nullptr);
}
void CXFA_FFNotify::OnLayoutItemRemoving(CXFA_LayoutProcessor* pLayout,
CXFA_LayoutItem* pSender) {
CXFA_FFDocView* pDocView = m_pDoc->GetDocView(pLayout);
if (!pDocView)
return;
CXFA_FFWidget* pWidget = XFA_GetWidgetFromLayoutItem(pSender);
if (!pWidget)
return;
pDocView->DeleteLayoutItem(pWidget);
m_pDoc->GetDocProvider()->WidgetPreRemove(pWidget, pWidget->GetDataAcc());
pWidget->AddInvalidateRect(nullptr);
}
void CXFA_FFNotify::OnChildAdded(CXFA_Node* pSender) {
if (!pSender->IsFormContainer()) {
return;
}
CXFA_FFDocView* pDocView = m_pDoc->GetDocView();
if (!pDocView) {
return;
}
FX_BOOL bLayoutReady =
!(pDocView->m_bInLayoutStatus) &&
(pDocView->GetLayoutStatus() == XFA_DOCVIEW_LAYOUTSTATUS_End);
if (bLayoutReady)
m_pDoc->GetDocProvider()->SetChangeMark(m_pDoc);
}
FX_BOOL CPDFXFA_Page::LoadXFAPageView() {
if (!m_pDocument)
return FALSE;
CXFA_FFDoc* pXFADoc = m_pDocument->GetXFADoc();
if (!pXFADoc)
return FALSE;
CXFA_FFDocView* pXFADocView = m_pDocument->GetXFADocView();
if (!pXFADocView)
return FALSE;
CXFA_FFPageView* pPageView = pXFADocView->GetPageView(m_iPageIndex);
if (!pPageView)
return FALSE;
m_pXFAPageView = pPageView;
return TRUE;
}
CXFA_FFWidgetHandler* CPDFSDK_XFAWidgetHandler::GetXFAWidgetHandler(
CPDFSDK_Annot* pAnnot) {
if (!pAnnot)
return nullptr;
CPDFSDK_PageView* pPageView = pAnnot->GetPageView();
if (!pPageView)
return nullptr;
CPDFSDK_FormFillEnvironment* pFormFillEnv = pPageView->GetFormFillEnv();
if (!pFormFillEnv)
return nullptr;
CPDFXFA_Context* pDoc = pFormFillEnv->GetXFAContext();
if (!pDoc)
return nullptr;
CXFA_FFDocView* pDocView = pDoc->GetXFADocView();
if (!pDocView)
return nullptr;
return pDocView->GetWidgetHandler();
}
CXFA_FFWidgetHandler* CPDFSDK_XFAAnnotHandler::GetXFAWidgetHandler(
CPDFSDK_Annot* pAnnot) {
if (!pAnnot)
return nullptr;
CPDFSDK_PageView* pPageView = pAnnot->GetPageView();
if (!pPageView)
return nullptr;
CPDFSDK_Document* pSDKDoc = pPageView->GetSDKDocument();
if (!pSDKDoc)
return nullptr;
CPDFXFA_Document* pDoc = pSDKDoc->GetXFADocument();
if (!pDoc)
return nullptr;
CXFA_FFDocView* pDocView = pDoc->GetXFADocView();
if (!pDocView)
return nullptr;
return pDocView->GetWidgetHandler();
}
void CXFA_FFNotify::OnLayoutItemAdded(CXFA_LayoutProcessor* pLayout,
CXFA_LayoutItem* pSender,
int32_t iPageIdx,
uint32_t dwStatus) {
CXFA_FFDocView* pDocView = m_pDoc->GetDocView(pLayout);
if (!pDocView)
return;
CXFA_FFWidget* pWidget = XFA_GetWidgetFromLayoutItem(pSender);
if (!pWidget)
return;
CXFA_FFPageView* pNewPageView = pDocView->GetPageView(iPageIdx);
uint32_t dwFilter = XFA_WidgetStatus_Visible | XFA_WidgetStatus_Viewable |
XFA_WidgetStatus_Printable;
pWidget->ModifyStatus(dwStatus, dwFilter);
CXFA_FFPageView* pPrePageView = pWidget->GetPageView();
if (pPrePageView != pNewPageView ||
(dwStatus & (XFA_WidgetStatus_Visible | XFA_WidgetStatus_Viewable)) ==
(XFA_WidgetStatus_Visible | XFA_WidgetStatus_Viewable)) {
pWidget->SetPageView(pNewPageView);
m_pDoc->GetDocProvider()->WidgetPostAdd(pWidget, pWidget->GetDataAcc());
}
if (pDocView->GetLayoutStatus() != XFA_DOCVIEW_LAYOUTSTATUS_End ||
!(dwStatus & XFA_WidgetStatus_Visible)) {
return;
}
if (pWidget->IsLoaded()) {
CFX_RectF rtOld;
pWidget->GetWidgetRect(rtOld);
if (rtOld != pWidget->ReCacheWidgetRect())
pWidget->PerformLayout();
} else {
pWidget->LoadWidget();
}
pWidget->AddInvalidateRect(nullptr);
}
void CPDFXFA_DocEnvironment::PageViewEvent(CXFA_FFPageView* pPageView,
uint32_t dwFlags) {
CPDFSDK_FormFillEnvironment* pFormFillEnv = m_pContext->GetFormFillEnv();
if (!pFormFillEnv)
return;
if (m_pContext->GetLoadStatus() == FXFA_LOADSTATUS_LOADING ||
m_pContext->GetLoadStatus() == FXFA_LOADSTATUS_CLOSING ||
XFA_PAGEVIEWEVENT_StopLayout != dwFlags)
return;
int nNewCount = m_pContext->GetPageCount();
if (nNewCount == m_pContext->GetOriginalPageCount())
return;
CXFA_FFDocView* pXFADocView = m_pContext->GetXFADocView();
if (!pXFADocView)
return;
for (int iPageIter = 0; iPageIter < m_pContext->GetOriginalPageCount();
iPageIter++) {
CPDFXFA_Page* pPage = (*m_pContext->GetXFAPageList())[iPageIter];
if (!pPage)
continue;
m_pContext->GetFormFillEnv()->RemovePageView(pPage);
pPage->SetXFAPageView(pXFADocView->GetPageView(iPageIter));
}
int flag = (nNewCount < m_pContext->GetOriginalPageCount())
? FXFA_PAGEVIEWEVENT_POSTREMOVED
: FXFA_PAGEVIEWEVENT_POSTADDED;
int count = FXSYS_abs(nNewCount - m_pContext->GetOriginalPageCount());
m_pContext->SetOriginalPageCount(nNewCount);
pFormFillEnv->PageEvent(count, flag);
}
CXFA_FFWidgetHandler* CXFA_FFNotify::GetWidgetHandler() {
CXFA_FFDocView* pDocView = m_pDoc->GetDocView();
return pDocView ? pDocView->GetWidgetHandler() : nullptr;
}
DLLEXPORT int STDCALL FPDFPage_HasFormFieldAtPoint(FPDF_FORMHANDLE hHandle,
FPDF_PAGE page,
double page_x,
double page_y) {
if (!hHandle)
return -1;
CPDF_Page* pPage = CPDFPageFromFPDFPage(page);
if (pPage) {
CPDF_InterForm interform(pPage->m_pDocument);
CPDF_FormControl* pFormCtrl =
interform.GetControlAtPoint(pPage, static_cast<FX_FLOAT>(page_x),
static_cast<FX_FLOAT>(page_y), nullptr);
if (!pFormCtrl)
return -1;
CPDF_FormField* pFormField = pFormCtrl->GetField();
return pFormField ? pFormField->GetFieldType() : -1;
}
#ifdef PDF_ENABLE_XFA
CPDFXFA_Page* pXFAPage = UnderlyingFromFPDFPage(page);
if (!pXFAPage)
return -1;
CXFA_FFPageView* pPageView = pXFAPage->GetXFAPageView();
if (!pPageView)
return -1;
CXFA_FFDocView* pDocView = pPageView->GetDocView();
if (!pDocView)
return -1;
CXFA_FFWidgetHandler* pWidgetHandler = pDocView->GetWidgetHandler();
if (!pWidgetHandler)
return -1;
std::unique_ptr<IXFA_WidgetIterator> pWidgetIterator(
pPageView->CreateWidgetIterator(XFA_TRAVERSEWAY_Form,
XFA_WidgetStatus_Viewable));
if (!pWidgetIterator)
return -1;
CXFA_FFWidget* pXFAAnnot = pWidgetIterator->MoveToNext();
while (pXFAAnnot) {
CFX_RectF rcBBox;
pXFAAnnot->GetBBox(rcBBox, 0);
CFX_FloatRect rcWidget(rcBBox.left, rcBBox.top, rcBBox.left + rcBBox.width,
rcBBox.top + rcBBox.height);
rcWidget.left -= 1.0f;
rcWidget.right += 1.0f;
rcWidget.bottom -= 1.0f;
rcWidget.top += 1.0f;
if (rcWidget.Contains(static_cast<FX_FLOAT>(page_x),
static_cast<FX_FLOAT>(page_y))) {
return FPDF_FORMFIELD_XFA;
}
pXFAAnnot = pWidgetIterator->MoveToNext();
}
#endif // PDF_ENABLE_XFA
return -1;
}
int32_t CXFA_FFNotify::GetLayoutStatus() {
CXFA_FFDocView* pDocView = m_pDoc->GetDocView();
return pDocView ? pDocView->GetLayoutStatus() : 0;
}
void CXFA_FFNotify::OnValueChanged(CXFA_Node* pSender,
XFA_ATTRIBUTE eAttr,
CXFA_Node* pParentNode,
CXFA_Node* pWidgetNode) {
CXFA_FFDocView* pDocView = m_pDoc->GetDocView();
if (!pDocView)
return;
if (!(pSender->GetPacketID() & XFA_XDPPACKET_Form)) {
if (eAttr == XFA_ATTRIBUTE_Value)
pDocView->AddCalculateNodeNotify(pSender);
return;
}
XFA_Element eType = pParentNode->GetElementType();
FX_BOOL bIsContainerNode = pParentNode->IsContainerNode();
CXFA_WidgetAcc* pWidgetAcc =
static_cast<CXFA_WidgetAcc*>(pWidgetNode->GetWidgetData());
if (!pWidgetAcc)
return;
bool bUpdateProperty = false;
pDocView->SetChangeMark();
switch (eType) {
case XFA_Element::Caption: {
CXFA_TextLayout* pCapOut = pWidgetAcc->GetCaptionTextLayout();
if (!pCapOut)
return;
pCapOut->Unload();
} break;
case XFA_Element::Ui:
case XFA_Element::Para:
bUpdateProperty = true;
break;
default:
break;
}
if (bIsContainerNode && eAttr == XFA_ATTRIBUTE_Access)
bUpdateProperty = true;
if (eAttr == XFA_ATTRIBUTE_Value) {
pDocView->AddCalculateNodeNotify(pSender);
if (eType == XFA_Element::Value || bIsContainerNode) {
if (bIsContainerNode) {
pWidgetAcc->UpdateUIDisplay();
pDocView->AddCalculateWidgetAcc(pWidgetAcc);
pDocView->AddValidateWidget(pWidgetAcc);
} else if (pWidgetNode->GetNodeItem(XFA_NODEITEM_Parent)
->GetElementType() == XFA_Element::ExclGroup) {
pWidgetAcc->UpdateUIDisplay();
}
return;
}
}
CXFA_FFWidget* pWidget = nullptr;
while ((pWidget = pWidgetAcc->GetNextWidget(pWidget)) != nullptr) {
if (!pWidget->IsLoaded())
continue;
if (bUpdateProperty)
pWidget->UpdateWidgetProperty();
pWidget->PerformLayout();
pWidget->AddInvalidateRect();
}
}
void CXFA_FFNotify::OnPageEvent(CXFA_ContainerLayoutItem* pSender,
uint32_t dwEvent) {
CXFA_FFDocView* pDocView = m_pDoc->GetDocView(pSender->GetLayout());
if (pDocView)
pDocView->OnPageEvent(pSender, dwEvent);
}
