bool CPDFSDK_XFAWidgetHandler::OnXFAChangedFocus(
CPDFSDK_Annot::ObservedPtr* pOldAnnot,
CPDFSDK_Annot::ObservedPtr* pNewAnnot) {
CXFA_FFWidgetHandler* pWidgetHandler = nullptr;
if (*pOldAnnot)
pWidgetHandler = GetXFAWidgetHandler(pOldAnnot->Get());
else if (*pNewAnnot)
pWidgetHandler = GetXFAWidgetHandler(pNewAnnot->Get());
if (!pWidgetHandler)
return true;
CXFA_FFWidget* hWidget = *pNewAnnot ? (*pNewAnnot)->GetXFAWidget() : nullptr;
if (!hWidget)
return true;
CXFA_FFPageView* pXFAPageView = hWidget->GetPageView();
if (!pXFAPageView)
return true;
bool bRet = pXFAPageView->GetDocView()->SetFocus(hWidget);
if (pXFAPageView->GetDocView()->GetFocusWidget() == hWidget)
bRet = true;
return bRet;
}
FX_BOOL CPDFSDK_XFAAnnotHandler::OnXFAChangedFocus(CPDFSDK_Annot* pOldAnnot,
CPDFSDK_Annot* pNewAnnot) {
CXFA_FFWidgetHandler* pWidgetHandler = nullptr;
if (pOldAnnot)
pWidgetHandler = GetXFAWidgetHandler(pOldAnnot);
else if (pNewAnnot)
pWidgetHandler = GetXFAWidgetHandler(pNewAnnot);
if (pWidgetHandler) {
FX_BOOL bRet = TRUE;
CXFA_FFWidget* hWidget = pNewAnnot ? pNewAnnot->GetXFAWidget() : nullptr;
if (hWidget) {
CXFA_FFPageView* pXFAPageView = hWidget->GetPageView();
if (pXFAPageView) {
bRet = pXFAPageView->GetDocView()->SetFocus(hWidget);
if (pXFAPageView->GetDocView()->GetFocusWidget() == hWidget)
bRet = TRUE;
}
}
return bRet;
}
return TRUE;
}
void CXFA_FFDocView::OnPageEvent(IXFA_LayoutPage* pSender,
XFA_PAGEEVENT eEvent,
int32_t iPageIndex) {
CXFA_FFPageView* pFFPageView = static_cast<CXFA_FFPageView*>(pSender);
if (eEvent == XFA_PAGEEVENT_PageRemoved) {
m_pDoc->GetDocProvider()->PageViewEvent(pFFPageView,
XFA_PAGEVIEWEVENT_PostRemoved);
return;
}
m_pDoc->GetDocProvider()->PageViewEvent(pFFPageView,
XFA_PAGEVIEWEVENT_PostAdded);
pFFPageView->LoadPageView();
}
void CXFA_FFDocView::OnPageEvent(IXFA_LayoutPage* pSender,
XFA_PAGEEVENT eEvent,
int32_t iPageIndex) {
FX_BOOL bNofify = m_iStatus >= XFA_DOCVIEW_LAYOUTSTATUS_End;
CXFA_FFPageView* pFFPageView = static_cast<CXFA_FFPageView*>(pSender);
if (eEvent == XFA_PAGEEVENT_PageRemoved) {
if (bNofify) {
m_pDoc->GetDocProvider()->PageViewEvent(pFFPageView,
XFA_PAGEVIEWEVENT_PostRemoved);
}
} else if (eEvent == XFA_PAGEEVENT_PageAdded) {
if (bNofify) {
m_pDoc->GetDocProvider()->PageViewEvent(pFFPageView,
XFA_PAGEVIEWEVENT_PostAdded);
pFFPageView->LoadPageView();
}
}
}
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;
}