FX_BOOL CPDFSDK_BFAnnotHandler::CanAnswer(CPDFSDK_Annot* pAnnot) {
ASSERT(pAnnot->GetType() == "Widget");
if (pAnnot->GetSubType() == BFFT_SIGNATURE)
return FALSE;
CPDFSDK_Widget* pWidget = static_cast<CPDFSDK_Widget*>(pAnnot);
if (!pWidget->IsVisible())
return FALSE;
int nFieldFlags = pWidget->GetFieldFlags();
if ((nFieldFlags & FIELDFLAG_READONLY) == FIELDFLAG_READONLY)
return FALSE;
if (pWidget->GetFieldType() == FIELDTYPE_PUSHBUTTON)
return TRUE;
CPDF_Page* pPage = pWidget->GetPDFPage();
CPDF_Document* pDocument = pPage->m_pDocument;
uint32_t dwPermissions = pDocument->GetUserPermissions();
return (dwPermissions & FPDFPERM_FILL_FORM) ||
(dwPermissions & FPDFPERM_ANNOT_FORM);
}
FX_BOOL CFFL_IFormFiller::OnKillFocus(CPDFSDK_Annot* pAnnot,FX_UINT nFlag)
{
if(!pAnnot) return FALSE;
ASSERT(pAnnot->GetPDFAnnot()->GetSubType() == "Widget");
if (CFFL_FormFiller* pFormFiller = GetFormFiller(pAnnot, FALSE))
{
if (pFormFiller->OnKillFocus(pAnnot, nFlag))
{
if (!m_bNotifying)
{
CPDFSDK_Widget* pWidget = (CPDFSDK_Widget*)pAnnot;
if (pWidget->GetAAction(CPDF_AAction::LoseFocus))
{
m_bNotifying = TRUE;
pWidget->ClearAppModified();
CPDFSDK_PageView* pPageView = pWidget->GetPageView();
ASSERT(pPageView != NULL);
PDFSDK_FieldAction fa;
fa.bModifier = m_pApp->FFI_IsCTRLKeyDown(nFlag);
fa.bShift = m_pApp->FFI_IsSHIFTKeyDown(nFlag);
pFormFiller->GetActionData(pPageView, CPDF_AAction::LoseFocus, fa);
pWidget->OnAAction(CPDF_AAction::LoseFocus, fa, pPageView);
m_bNotifying = FALSE;
}
}
}
else
return FALSE;
}
return TRUE;
}
FX_BOOL CPDFSDK_Document::KillFocusAnnot(FX_UINT nFlag) {
if (m_pFocusAnnot) {
CPDFSDK_AnnotHandlerMgr* pAnnotHandler = m_pEnv->GetAnnotHandlerMgr();
CPDFSDK_Annot* pFocusAnnot = m_pFocusAnnot;
m_pFocusAnnot = nullptr;
if (pAnnotHandler->Annot_OnKillFocus(pFocusAnnot, nFlag)) {
if (pFocusAnnot->GetType() == FX_BSTRC("Widget")) {
CPDFSDK_Widget* pWidget = (CPDFSDK_Widget*)pFocusAnnot;
int nFieldType = pWidget->GetFieldType();
if (FIELDTYPE_TEXTFIELD == nFieldType ||
FIELDTYPE_COMBOBOX == nFieldType) {
m_pEnv->FFI_OnSetFieldInputFocus(NULL, NULL, 0, FALSE);
}
}
if (!m_pFocusAnnot)
return TRUE;
} else {
m_pFocusAnnot = pFocusAnnot;
}
}
return FALSE;
}
bool CFFL_InteractiveFormFiller::OnLButtonUp(CPDFSDK_PageView* pPageView,
CPDFSDK_Annot::ObservedPtr* pAnnot,
uint32_t nFlags,
const CFX_PointF& point) {
ASSERT((*pAnnot)->GetPDFAnnot()->GetSubtype() == CPDF_Annot::Subtype::WIDGET);
CPDFSDK_Widget* pWidget = ToCPDFSDKWidget(pAnnot->Get());
bool bSetFocus;
switch (pWidget->GetFieldType()) {
case FormFieldType::kPushButton:
case FormFieldType::kCheckBox:
case FormFieldType::kRadioButton: {
FX_RECT bbox = GetViewBBox(pPageView, pAnnot->Get());
bSetFocus =
bbox.Contains(static_cast<int>(point.x), static_cast<int>(point.y));
break;
}
default:
bSetFocus = true;
break;
}
if (bSetFocus)
m_pFormFillEnv->SetFocusAnnot(pAnnot);
CFFL_FormFiller* pFormFiller = GetFormFiller(pAnnot->Get(), false);
bool bRet = pFormFiller &&
pFormFiller->OnLButtonUp(pPageView, pAnnot->Get(), nFlags, point);
if (m_pFormFillEnv->GetFocusAnnot() != pAnnot->Get())
return bRet;
if (OnButtonUp(pAnnot, pPageView, nFlags) || !pAnnot)
return true;
#ifdef PDF_ENABLE_XFA
if (OnClick(pAnnot, pPageView, nFlags) || !pAnnot)
return true;
#endif // PDF_ENABLE_XFA
return bRet;
}
FX_BOOL CFFL_IFormFiller::OnLButtonDown(CPDFSDK_PageView* pPageView, CPDFSDK_Annot* pAnnot, FX_UINT nFlags, const CPDF_Point& point)
{
ASSERT(pAnnot != NULL);
ASSERT(pAnnot->GetPDFAnnot()->GetSubType() == "Widget");
if (!m_bNotifying)
{
CPDFSDK_Widget* pWidget = (CPDFSDK_Widget*)pAnnot;
if (Annot_HitTest(pPageView, pAnnot, point) && pWidget->GetAAction(CPDF_AAction::ButtonDown))
{
m_bNotifying = TRUE;
pWidget->GetAppearanceAge();
int nValueAge = pWidget->GetValueAge();
pWidget->ClearAppModified();
ASSERT(pPageView != NULL);
PDFSDK_FieldAction fa;
fa.bModifier = m_pApp->FFI_IsCTRLKeyDown(nFlags);
fa.bShift = m_pApp->FFI_IsSHIFTKeyDown(nFlags);
pWidget->OnAAction(CPDF_AAction::ButtonDown, fa, pPageView);
m_bNotifying = FALSE;
if (!IsValidAnnot(pPageView, pAnnot)) return TRUE;
if (pWidget->IsAppModified())
{
if (CFFL_FormFiller* pFormFiller = GetFormFiller(pWidget, FALSE))
{
pFormFiller->ResetPDFWindow(pPageView, nValueAge == pWidget->GetValueAge());
}
}
}
}
if (CFFL_FormFiller* pFormFiller = GetFormFiller(pAnnot, FALSE))
{
return pFormFiller->OnLButtonDown(pPageView, pAnnot, nFlags, point);
}
return FALSE;
}
void CFFL_IFormFiller::OnMouseExit(CPDFSDK_PageView* pPageView, CPDFSDK_Annot* pAnnot, FX_UINT nFlag)
{
ASSERT(pAnnot != NULL);
ASSERT(pAnnot->GetPDFAnnot()->GetSubType() == "Widget");
if (!m_bNotifying)
{
CPDFSDK_Widget* pWidget = (CPDFSDK_Widget*)pAnnot;
if (pWidget->GetAAction(CPDF_AAction::CursorExit))
{
m_bNotifying = TRUE;
pWidget->GetAppearanceAge();
int nValueAge = pWidget->GetValueAge();
pWidget->ClearAppModified();
ASSERT(pPageView != NULL);
PDFSDK_FieldAction fa;
fa.bModifier = m_pApp->FFI_IsCTRLKeyDown(nFlag);
fa.bShift = m_pApp->FFI_IsSHIFTKeyDown(nFlag);
pWidget->OnAAction(CPDF_AAction::CursorExit, fa, pPageView);
m_bNotifying = FALSE;
//if (!IsValidAnnot(pPageView, pAnnot)) return;
if (pWidget->IsAppModified())
{
if (CFFL_FormFiller* pFormFiller = GetFormFiller(pWidget, FALSE))
{
pFormFiller->ResetPDFWindow(pPageView, nValueAge == pWidget->GetValueAge());
}
}
}
}
if (CFFL_FormFiller* pFormFiller = GetFormFiller(pAnnot, FALSE))
{
pFormFiller->OnMouseExit(pPageView, pAnnot);
}
}
FX_BOOL CFFL_IFormFiller::OnSetFocus(CPDFSDK_Annot* pAnnot, FX_UINT nFlag) {
if (!pAnnot)
return FALSE;
ASSERT(pAnnot->GetPDFAnnot()->GetSubType() == "Widget");
if (!m_bNotifying) {
CPDFSDK_Widget* pWidget = (CPDFSDK_Widget*)pAnnot;
if (pWidget->GetAAction(CPDF_AAction::GetFocus)) {
m_bNotifying = TRUE;
pWidget->GetAppearanceAge();
int nValueAge = pWidget->GetValueAge();
pWidget->ClearAppModified();
CPDFSDK_PageView* pPageView = pAnnot->GetPageView();
ASSERT(pPageView != NULL);
PDFSDK_FieldAction fa;
fa.bModifier = m_pApp->FFI_IsCTRLKeyDown(nFlag);
fa.bShift = m_pApp->FFI_IsSHIFTKeyDown(nFlag);
CFFL_FormFiller* pFormFiller = GetFormFiller(pWidget, TRUE);
if (!pFormFiller)
return FALSE;
pFormFiller->GetActionData(pPageView, CPDF_AAction::GetFocus, fa);
pWidget->OnAAction(CPDF_AAction::GetFocus, fa, pPageView);
m_bNotifying = FALSE;
if (pWidget->IsAppModified()) {
if (CFFL_FormFiller* pFormFiller = GetFormFiller(pWidget, FALSE)) {
pFormFiller->ResetPDFWindow(pPageView,
nValueAge == pWidget->GetValueAge());
}
}
}
}
if (CFFL_FormFiller* pFormFiller = GetFormFiller(pAnnot, TRUE))
pFormFiller->SetFocusForAnnot(pAnnot, nFlag);
return TRUE;
}
bool CFFL_InteractiveFormFiller::OnSetFocus(CPDFSDK_Annot::ObservedPtr* pAnnot,
uint32_t nFlag) {
if (!pAnnot->HasObservable())
return false;
ASSERT((*pAnnot)->GetPDFAnnot()->GetSubtype() == CPDF_Annot::Subtype::WIDGET);
if (!m_bNotifying) {
CPDFSDK_Widget* pWidget = ToCPDFSDKWidget(pAnnot->Get());
if (pWidget->GetAAction(CPDF_AAction::kGetFocus).GetDict()) {
m_bNotifying = true;
uint32_t nValueAge = pWidget->GetValueAge();
pWidget->ClearAppModified();
CFFL_FormFiller* pFormFiller = GetFormFiller(pWidget, true);
if (!pFormFiller)
return false;
CPDFSDK_PageView* pPageView = (*pAnnot)->GetPageView();
ASSERT(pPageView);
CPDFSDK_FieldAction fa;
fa.bModifier = CPDFSDK_FormFillEnvironment::IsCTRLKeyDown(nFlag);
fa.bShift = CPDFSDK_FormFillEnvironment::IsSHIFTKeyDown(nFlag);
pFormFiller->GetActionData(pPageView, CPDF_AAction::kGetFocus, fa);
pWidget->OnAAction(CPDF_AAction::kGetFocus, &fa, pPageView);
m_bNotifying = false;
if (!pAnnot->HasObservable())
return false;
if (pWidget->IsAppModified()) {
if (CFFL_FormFiller* pFiller = GetFormFiller(pWidget, false)) {
pFiller->ResetPDFWindow(pPageView,
nValueAge == pWidget->GetValueAge());
}
}
}
}
if (CFFL_FormFiller* pFormFiller = GetFormFiller(pAnnot->Get(), true))
pFormFiller->SetFocusForAnnot(pAnnot->Get(), nFlag);
return true;
}
bool CFFL_InteractiveFormFiller::OnLButtonDown(
CPDFSDK_PageView* pPageView,
CPDFSDK_Annot::ObservedPtr* pAnnot,
uint32_t nFlags,
const CFX_PointF& point) {
ASSERT((*pAnnot)->GetPDFAnnot()->GetSubtype() == CPDF_Annot::Subtype::WIDGET);
if (!m_bNotifying) {
CPDFSDK_Widget* pWidget = ToCPDFSDKWidget(pAnnot->Get());
if (Annot_HitTest(pPageView, pAnnot->Get(), point) &&
pWidget->GetAAction(CPDF_AAction::kButtonDown).GetDict()) {
m_bNotifying = true;
uint32_t nValueAge = pWidget->GetValueAge();
pWidget->ClearAppModified();
ASSERT(pPageView);
CPDFSDK_FieldAction fa;
fa.bModifier = CPDFSDK_FormFillEnvironment::IsCTRLKeyDown(nFlags);
fa.bShift = CPDFSDK_FormFillEnvironment::IsSHIFTKeyDown(nFlags);
pWidget->OnAAction(CPDF_AAction::kButtonDown, &fa, pPageView);
m_bNotifying = false;
if (!pAnnot->HasObservable())
return true;
if (!IsValidAnnot(pPageView, pAnnot->Get()))
return true;
if (pWidget->IsAppModified()) {
if (CFFL_FormFiller* pFormFiller = GetFormFiller(pWidget, false)) {
pFormFiller->ResetPDFWindow(pPageView,
nValueAge == pWidget->GetValueAge());
}
}
}
}
CFFL_FormFiller* pFormFiller = GetFormFiller(pAnnot->Get(), false);
return pFormFiller &&
pFormFiller->OnLButtonDown(pPageView, pAnnot->Get(), nFlags, point);
}
void CFFL_IFormFiller::OnDraw(CPDFSDK_PageView* pPageView, /*HDC hDC,*/ CPDFSDK_Annot* pAnnot,
CFX_RenderDevice* pDevice, CPDF_Matrix* pUser2Device,
/*const CRect& rcWindow,*/ FX_DWORD dwFlags)
{
ASSERT(pPageView != NULL);
CPDFSDK_Widget* pWidget = (CPDFSDK_Widget*)pAnnot;
if (IsVisible(pWidget))
{
if (CFFL_FormFiller* pFormFiller = GetFormFiller(pAnnot, FALSE))
{
if (pFormFiller->IsValid())
{
pFormFiller->OnDraw(pPageView, pAnnot, pDevice, pUser2Device, dwFlags);
pAnnot->GetPDFPage();
CPDFSDK_Document* pDocument = m_pApp->GetCurrentDoc();
ASSERT(pDocument != NULL);
if (pDocument->GetFocusAnnot() == pAnnot)
{
CPDF_Rect rcFocus = pFormFiller->GetFocusBox(pPageView);
if (!rcFocus.IsEmpty())
{
CFX_PathData path;
path.SetPointCount(5);
path.SetPoint(0, rcFocus.left, rcFocus.top, FXPT_MOVETO);
path.SetPoint(1, rcFocus.left, rcFocus.bottom, FXPT_LINETO);
path.SetPoint(2, rcFocus.right, rcFocus.bottom, FXPT_LINETO);
path.SetPoint(3, rcFocus.right, rcFocus.top, FXPT_LINETO);
path.SetPoint(4, rcFocus.left, rcFocus.top, FXPT_LINETO);
CFX_GraphStateData gsd;
gsd.SetDashCount(1);
gsd.m_DashArray[0] = 1.0f;
gsd.m_DashPhase = 0;
gsd.m_LineWidth = 1.0f;
pDevice->DrawPath(&path, pUser2Device, &gsd, 0, ArgbEncode(255,0,0,0), FXFILL_ALTERNATE);
// ::DrawFocusRect(hDC, &rcFocus);
}
}
return;
}
}
if (CFFL_FormFiller* pFormFiller = GetFormFiller(pAnnot, FALSE))
pFormFiller->OnDrawDeactive(pPageView, pAnnot, pDevice, pUser2Device, dwFlags);
else
pWidget->DrawAppearance(pDevice, pUser2Device, CPDF_Annot::Normal, NULL);
if (!IsReadOnly(pWidget) && IsFillingAllowed(pWidget))
{
pWidget->DrawShadow(pDevice, pPageView);
}
}
}
void CFFL_IFormFiller::QueryWherePopup(void* pPrivateData, FX_FLOAT fPopupMin,FX_FLOAT fPopupMax, FX_INT32 & nRet, FX_FLOAT & fPopupRet)
{
ASSERT(pPrivateData != NULL);
CFFL_PrivateData* pData = (CFFL_PrivateData*)pPrivateData;
CPDF_Rect rcPageView(0,0,0,0);
rcPageView.right = pData->pWidget->GetPDFPage()->GetPageWidth();
rcPageView.bottom = pData->pWidget->GetPDFPage()->GetPageHeight();
rcPageView.Normalize();
ASSERT(pData->pWidget != NULL);
CPDF_Rect rcAnnot = pData->pWidget->GetRect();
FX_FLOAT fTop = 0.0f;
FX_FLOAT fBottom = 0.0f;
CPDFSDK_Widget * pWidget = (CPDFSDK_Widget*)pData->pWidget;
switch (pWidget->GetRotate() / 90)
{
default:
case 0:
fTop = rcPageView.top - rcAnnot.top;
fBottom = rcAnnot.bottom - rcPageView.bottom;
break;
case 1:
fTop = rcAnnot.left - rcPageView.left;
fBottom = rcPageView.right - rcAnnot.right;
break;
case 2:
fTop = rcAnnot.bottom - rcPageView.bottom;
fBottom = rcPageView.top - rcAnnot.top;
break;
case 3:
fTop = rcPageView.right - rcAnnot.right;
fBottom = rcAnnot.left - rcPageView.left;
break;
}
FX_FLOAT fFactHeight = 0;
FX_BOOL bBottom = TRUE;
FX_FLOAT fMaxListBoxHeight = 0;
if (fPopupMax > FFL_MAXLISTBOXHEIGHT)
{
if (fPopupMin > FFL_MAXLISTBOXHEIGHT)
{
fMaxListBoxHeight = fPopupMin;
}
else
{
fMaxListBoxHeight = FFL_MAXLISTBOXHEIGHT;
}
}
else
fMaxListBoxHeight = fPopupMax;
if (fBottom > fMaxListBoxHeight)
{
fFactHeight = fMaxListBoxHeight;
bBottom = TRUE;
}
else
{
if (fTop > fMaxListBoxHeight)
{
fFactHeight = fMaxListBoxHeight;
bBottom = FALSE;
}
else
{
if (fTop > fBottom)
{
fFactHeight = fTop;
bBottom = FALSE;
}
else
{
fFactHeight = fBottom;
bBottom = TRUE;
}
}
}
nRet = bBottom ? 0 : 1;
fPopupRet = fFactHeight;
}