| // Copyright 2014 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 "fpdfsdk/formfiller/cffl_interactiveformfiller.h" |
| |
| #include "core/fpdfapi/page/cpdf_page.h" |
| #include "core/fpdfapi/parser/cpdf_document.h" |
| #include "core/fxge/cfx_graphstatedata.h" |
| #include "core/fxge/cfx_pathdata.h" |
| #include "core/fxge/cfx_renderdevice.h" |
| #include "fpdfsdk/cpdfsdk_formfillenvironment.h" |
| #include "fpdfsdk/cpdfsdk_interform.h" |
| #include "fpdfsdk/cpdfsdk_pageview.h" |
| #include "fpdfsdk/cpdfsdk_widget.h" |
| #include "fpdfsdk/formfiller/cffl_checkbox.h" |
| #include "fpdfsdk/formfiller/cffl_combobox.h" |
| #include "fpdfsdk/formfiller/cffl_formfiller.h" |
| #include "fpdfsdk/formfiller/cffl_listbox.h" |
| #include "fpdfsdk/formfiller/cffl_pushbutton.h" |
| #include "fpdfsdk/formfiller/cffl_radiobutton.h" |
| #include "fpdfsdk/formfiller/cffl_textfield.h" |
| #include "fpdfsdk/pdfwindow/cpwl_utils.h" |
| #include "third_party/base/stl_util.h" |
| |
| #define FFL_MAXLISTBOXHEIGHT 140.0f |
| |
| CFFL_InteractiveFormFiller::CFFL_InteractiveFormFiller( |
| CPDFSDK_FormFillEnvironment* pFormFillEnv) |
| : m_pFormFillEnv(pFormFillEnv), m_bNotifying(false) {} |
| |
| CFFL_InteractiveFormFiller::~CFFL_InteractiveFormFiller() {} |
| |
| bool CFFL_InteractiveFormFiller::Annot_HitTest(CPDFSDK_PageView* pPageView, |
| CPDFSDK_Annot* pAnnot, |
| const CFX_PointF& point) { |
| return pAnnot->GetRect().Contains(point); |
| } |
| |
| FX_RECT CFFL_InteractiveFormFiller::GetViewBBox(CPDFSDK_PageView* pPageView, |
| CPDFSDK_Annot* pAnnot) { |
| if (CFFL_FormFiller* pFormFiller = GetFormFiller(pAnnot, false)) |
| return pFormFiller->GetViewBBox(pPageView, pAnnot); |
| |
| ASSERT(pPageView); |
| |
| CPDF_Annot* pPDFAnnot = pAnnot->GetPDFAnnot(); |
| CFX_FloatRect rcWin = CPWL_Utils::InflateRect(pPDFAnnot->GetRect(), 1); |
| return rcWin.GetOuterRect(); |
| } |
| |
| void CFFL_InteractiveFormFiller::OnDraw(CPDFSDK_PageView* pPageView, |
| CPDFSDK_Annot* pAnnot, |
| CFX_RenderDevice* pDevice, |
| CFX_Matrix* pUser2Device) { |
| ASSERT(pPageView); |
| CPDFSDK_Widget* pWidget = (CPDFSDK_Widget*)pAnnot; |
| |
| if (!IsVisible(pWidget)) |
| return; |
| |
| if (CFFL_FormFiller* pFormFiller = GetFormFiller(pAnnot, false)) { |
| if (pFormFiller->IsValid()) { |
| pFormFiller->OnDraw(pPageView, pAnnot, pDevice, pUser2Device); |
| pAnnot->GetPDFPage(); |
| |
| if (m_pFormFillEnv->GetFocusAnnot() == pAnnot) { |
| CFX_FloatRect rcFocus = pFormFiller->GetFocusBox(pPageView); |
| if (!rcFocus.IsEmpty()) { |
| CFX_PathData path; |
| path.AppendPoint(CFX_PointF(rcFocus.left, rcFocus.top), |
| FXPT_TYPE::MoveTo, false); |
| path.AppendPoint(CFX_PointF(rcFocus.left, rcFocus.bottom), |
| FXPT_TYPE::LineTo, false); |
| path.AppendPoint(CFX_PointF(rcFocus.right, rcFocus.bottom), |
| FXPT_TYPE::LineTo, false); |
| path.AppendPoint(CFX_PointF(rcFocus.right, rcFocus.top), |
| FXPT_TYPE::LineTo, false); |
| path.AppendPoint(CFX_PointF(rcFocus.left, rcFocus.top), |
| FXPT_TYPE::LineTo, false); |
| |
| 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); |
| } |
| } |
| return; |
| } |
| } |
| |
| if (CFFL_FormFiller* pFormFiller = GetFormFiller(pAnnot, false)) { |
| pFormFiller->OnDrawDeactive(pPageView, pAnnot, pDevice, pUser2Device); |
| } else { |
| pWidget->DrawAppearance(pDevice, pUser2Device, CPDF_Annot::Normal, nullptr); |
| } |
| |
| if (!IsReadOnly(pWidget) && IsFillingAllowed(pWidget)) |
| pWidget->DrawShadow(pDevice, pPageView); |
| } |
| |
| void CFFL_InteractiveFormFiller::OnDelete(CPDFSDK_Annot* pAnnot) { |
| UnRegisterFormFiller(pAnnot); |
| } |
| |
| void CFFL_InteractiveFormFiller::OnMouseEnter( |
| CPDFSDK_PageView* pPageView, |
| CPDFSDK_Annot::ObservedPtr* pAnnot, |
| uint32_t nFlag) { |
| ASSERT((*pAnnot)->GetPDFAnnot()->GetSubtype() == CPDF_Annot::Subtype::WIDGET); |
| if (!m_bNotifying) { |
| CPDFSDK_Widget* pWidget = static_cast<CPDFSDK_Widget*>(pAnnot->Get()); |
| if (pWidget->GetAAction(CPDF_AAction::CursorEnter).GetDict()) { |
| m_bNotifying = true; |
| |
| int nValueAge = pWidget->GetValueAge(); |
| pWidget->ClearAppModified(); |
| ASSERT(pPageView); |
| |
| PDFSDK_FieldAction fa; |
| fa.bModifier = m_pFormFillEnv->IsCTRLKeyDown(nFlag); |
| fa.bShift = m_pFormFillEnv->IsSHIFTKeyDown(nFlag); |
| pWidget->OnAAction(CPDF_AAction::CursorEnter, fa, pPageView); |
| m_bNotifying = false; |
| if (!(*pAnnot)) |
| return; |
| |
| if (pWidget->IsAppModified()) { |
| if (CFFL_FormFiller* pFormFiller = GetFormFiller(pWidget, false)) { |
| pFormFiller->ResetPDFWindow(pPageView, |
| pWidget->GetValueAge() == nValueAge); |
| } |
| } |
| } |
| } |
| if (CFFL_FormFiller* pFormFiller = GetFormFiller(pAnnot->Get(), true)) |
| pFormFiller->OnMouseEnter(pPageView, pAnnot->Get()); |
| } |
| |
| void CFFL_InteractiveFormFiller::OnMouseExit(CPDFSDK_PageView* pPageView, |
| CPDFSDK_Annot::ObservedPtr* pAnnot, |
| uint32_t nFlag) { |
| ASSERT((*pAnnot)->GetPDFAnnot()->GetSubtype() == CPDF_Annot::Subtype::WIDGET); |
| if (!m_bNotifying) { |
| CPDFSDK_Widget* pWidget = static_cast<CPDFSDK_Widget*>(pAnnot->Get()); |
| if (pWidget->GetAAction(CPDF_AAction::CursorExit).GetDict()) { |
| m_bNotifying = true; |
| pWidget->GetAppearanceAge(); |
| |
| int nValueAge = pWidget->GetValueAge(); |
| pWidget->ClearAppModified(); |
| ASSERT(pPageView); |
| |
| PDFSDK_FieldAction fa; |
| fa.bModifier = m_pFormFillEnv->IsCTRLKeyDown(nFlag); |
| fa.bShift = m_pFormFillEnv->IsSHIFTKeyDown(nFlag); |
| pWidget->OnAAction(CPDF_AAction::CursorExit, fa, pPageView); |
| m_bNotifying = false; |
| if (!(*pAnnot)) |
| return; |
| |
| if (pWidget->IsAppModified()) { |
| if (CFFL_FormFiller* pFormFiller = GetFormFiller(pWidget, false)) { |
| pFormFiller->ResetPDFWindow(pPageView, |
| nValueAge == pWidget->GetValueAge()); |
| } |
| } |
| } |
| } |
| if (CFFL_FormFiller* pFormFiller = GetFormFiller(pAnnot->Get(), false)) |
| pFormFiller->OnMouseExit(pPageView, pAnnot->Get()); |
| } |
| |
| 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 = static_cast<CPDFSDK_Widget*>(pAnnot->Get()); |
| if (Annot_HitTest(pPageView, pAnnot->Get(), point) && |
| pWidget->GetAAction(CPDF_AAction::ButtonDown).GetDict()) { |
| m_bNotifying = true; |
| pWidget->GetAppearanceAge(); |
| |
| int nValueAge = pWidget->GetValueAge(); |
| pWidget->ClearAppModified(); |
| ASSERT(pPageView); |
| |
| PDFSDK_FieldAction fa; |
| fa.bModifier = m_pFormFillEnv->IsCTRLKeyDown(nFlags); |
| fa.bShift = m_pFormFillEnv->IsSHIFTKeyDown(nFlags); |
| pWidget->OnAAction(CPDF_AAction::ButtonDown, fa, pPageView); |
| m_bNotifying = false; |
| if (!(*pAnnot)) |
| 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()); |
| } |
| } |
| } |
| } |
| if (CFFL_FormFiller* pFormFiller = GetFormFiller(pAnnot->Get(), false)) |
| return pFormFiller->OnLButtonDown(pPageView, pAnnot->Get(), nFlags, point); |
| |
| 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 = static_cast<CPDFSDK_Widget*>(pAnnot->Get()); |
| |
| switch (pWidget->GetFieldType()) { |
| case FIELDTYPE_PUSHBUTTON: |
| case FIELDTYPE_CHECKBOX: |
| case FIELDTYPE_RADIOBUTTON: |
| if (GetViewBBox(pPageView, pAnnot->Get()) |
| .Contains((int)point.x, (int)point.y)) |
| m_pFormFillEnv->SetFocusAnnot(pAnnot); |
| break; |
| default: |
| m_pFormFillEnv->SetFocusAnnot(pAnnot); |
| break; |
| } |
| |
| bool bRet = false; |
| if (CFFL_FormFiller* pFormFiller = GetFormFiller(pAnnot->Get(), false)) |
| bRet = pFormFiller->OnLButtonUp(pPageView, pAnnot->Get(), nFlags, point); |
| |
| if (m_pFormFillEnv->GetFocusAnnot() == pAnnot->Get()) { |
| bool bExit = false; |
| bool bReset = false; |
| OnButtonUp(pAnnot, pPageView, bReset, bExit, nFlags); |
| if (!pAnnot || bExit) |
| return true; |
| #ifdef PDF_ENABLE_XFA |
| OnClick(pAnnot, pPageView, bReset, bExit, nFlags); |
| if (!pAnnot || bExit) |
| return true; |
| #endif // PDF_ENABLE_XFA |
| } |
| return bRet; |
| } |
| |
| void CFFL_InteractiveFormFiller::OnButtonUp(CPDFSDK_Annot::ObservedPtr* pAnnot, |
| CPDFSDK_PageView* pPageView, |
| bool& bReset, |
| bool& bExit, |
| uint32_t nFlag) { |
| if (!m_bNotifying) { |
| CPDFSDK_Widget* pWidget = static_cast<CPDFSDK_Widget*>(pAnnot->Get()); |
| if (pWidget->GetAAction(CPDF_AAction::ButtonUp).GetDict()) { |
| m_bNotifying = true; |
| |
| int nAge = pWidget->GetAppearanceAge(); |
| int nValueAge = pWidget->GetValueAge(); |
| ASSERT(pPageView); |
| |
| PDFSDK_FieldAction fa; |
| fa.bModifier = m_pFormFillEnv->IsCTRLKeyDown(nFlag); |
| fa.bShift = m_pFormFillEnv->IsSHIFTKeyDown(nFlag); |
| pWidget->OnAAction(CPDF_AAction::ButtonUp, fa, pPageView); |
| m_bNotifying = false; |
| if (!(*pAnnot) || !IsValidAnnot(pPageView, pWidget)) { |
| bExit = true; |
| return; |
| } |
| if (nAge != pWidget->GetAppearanceAge()) { |
| if (CFFL_FormFiller* pFormFiller = GetFormFiller(pWidget, false)) { |
| pFormFiller->ResetPDFWindow(pPageView, |
| nValueAge == pWidget->GetValueAge()); |
| } |
| bReset = true; |
| } |
| } |
| } |
| } |
| |
| bool CFFL_InteractiveFormFiller::OnLButtonDblClk( |
| CPDFSDK_PageView* pPageView, |
| CPDFSDK_Annot::ObservedPtr* pAnnot, |
| uint32_t nFlags, |
| const CFX_PointF& point) { |
| ASSERT((*pAnnot)->GetPDFAnnot()->GetSubtype() == CPDF_Annot::Subtype::WIDGET); |
| CFFL_FormFiller* pFormFiller = GetFormFiller(pAnnot->Get(), false); |
| return pFormFiller && |
| pFormFiller->OnLButtonDblClk(pPageView, pAnnot->Get(), nFlags, point); |
| } |
| |
| bool CFFL_InteractiveFormFiller::OnMouseMove(CPDFSDK_PageView* pPageView, |
| CPDFSDK_Annot::ObservedPtr* pAnnot, |
| uint32_t nFlags, |
| const CFX_PointF& point) { |
| ASSERT((*pAnnot)->GetPDFAnnot()->GetSubtype() == CPDF_Annot::Subtype::WIDGET); |
| CFFL_FormFiller* pFormFiller = GetFormFiller(pAnnot->Get(), true); |
| return pFormFiller && |
| pFormFiller->OnMouseMove(pPageView, pAnnot->Get(), nFlags, point); |
| } |
| |
| bool CFFL_InteractiveFormFiller::OnMouseWheel( |
| CPDFSDK_PageView* pPageView, |
| CPDFSDK_Annot::ObservedPtr* pAnnot, |
| uint32_t nFlags, |
| short zDelta, |
| const CFX_PointF& point) { |
| ASSERT((*pAnnot)->GetPDFAnnot()->GetSubtype() == CPDF_Annot::Subtype::WIDGET); |
| CFFL_FormFiller* pFormFiller = GetFormFiller(pAnnot->Get(), false); |
| return pFormFiller && |
| pFormFiller->OnMouseWheel(pPageView, pAnnot->Get(), nFlags, zDelta, |
| point); |
| } |
| |
| bool CFFL_InteractiveFormFiller::OnRButtonDown( |
| CPDFSDK_PageView* pPageView, |
| CPDFSDK_Annot::ObservedPtr* pAnnot, |
| uint32_t nFlags, |
| const CFX_PointF& point) { |
| ASSERT((*pAnnot)->GetPDFAnnot()->GetSubtype() == CPDF_Annot::Subtype::WIDGET); |
| CFFL_FormFiller* pFormFiller = GetFormFiller(pAnnot->Get(), false); |
| return pFormFiller && |
| pFormFiller->OnRButtonDown(pPageView, pAnnot->Get(), nFlags, point); |
| } |
| |
| bool CFFL_InteractiveFormFiller::OnRButtonUp(CPDFSDK_PageView* pPageView, |
| CPDFSDK_Annot::ObservedPtr* pAnnot, |
| uint32_t nFlags, |
| const CFX_PointF& point) { |
| ASSERT((*pAnnot)->GetPDFAnnot()->GetSubtype() == CPDF_Annot::Subtype::WIDGET); |
| CFFL_FormFiller* pFormFiller = GetFormFiller(pAnnot->Get(), false); |
| return pFormFiller && |
| pFormFiller->OnRButtonUp(pPageView, pAnnot->Get(), nFlags, point); |
| } |
| |
| bool CFFL_InteractiveFormFiller::OnKeyDown(CPDFSDK_Annot* pAnnot, |
| uint32_t nKeyCode, |
| uint32_t nFlags) { |
| ASSERT(pAnnot->GetPDFAnnot()->GetSubtype() == CPDF_Annot::Subtype::WIDGET); |
| |
| if (CFFL_FormFiller* pFormFiller = GetFormFiller(pAnnot, false)) { |
| return pFormFiller->OnKeyDown(pAnnot, nKeyCode, nFlags); |
| } |
| |
| return false; |
| } |
| |
| bool CFFL_InteractiveFormFiller::OnChar(CPDFSDK_Annot* pAnnot, |
| uint32_t nChar, |
| uint32_t nFlags) { |
| ASSERT(pAnnot->GetPDFAnnot()->GetSubtype() == CPDF_Annot::Subtype::WIDGET); |
| if (nChar == FWL_VKEY_Tab) |
| return true; |
| |
| if (CFFL_FormFiller* pFormFiller = GetFormFiller(pAnnot, false)) |
| return pFormFiller->OnChar(pAnnot, nChar, nFlags); |
| |
| return false; |
| } |
| |
| bool CFFL_InteractiveFormFiller::OnSetFocus(CPDFSDK_Annot::ObservedPtr* pAnnot, |
| uint32_t nFlag) { |
| if (!(*pAnnot)) |
| return false; |
| |
| ASSERT((*pAnnot)->GetPDFAnnot()->GetSubtype() == CPDF_Annot::Subtype::WIDGET); |
| if (!m_bNotifying) { |
| CPDFSDK_Widget* pWidget = static_cast<CPDFSDK_Widget*>(pAnnot->Get()); |
| if (pWidget->GetAAction(CPDF_AAction::GetFocus).GetDict()) { |
| m_bNotifying = true; |
| pWidget->GetAppearanceAge(); |
| |
| int nValueAge = pWidget->GetValueAge(); |
| pWidget->ClearAppModified(); |
| |
| CFFL_FormFiller* pFormFiller = GetFormFiller(pWidget, true); |
| if (!pFormFiller) |
| return false; |
| |
| CPDFSDK_PageView* pPageView = (*pAnnot)->GetPageView(); |
| ASSERT(pPageView); |
| |
| PDFSDK_FieldAction fa; |
| fa.bModifier = m_pFormFillEnv->IsCTRLKeyDown(nFlag); |
| fa.bShift = m_pFormFillEnv->IsSHIFTKeyDown(nFlag); |
| pFormFiller->GetActionData(pPageView, CPDF_AAction::GetFocus, fa); |
| pWidget->OnAAction(CPDF_AAction::GetFocus, fa, pPageView); |
| m_bNotifying = false; |
| if (!(*pAnnot)) |
| 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::OnKillFocus(CPDFSDK_Annot::ObservedPtr* pAnnot, |
| uint32_t nFlag) { |
| if (!(*pAnnot)) |
| return false; |
| |
| ASSERT((*pAnnot)->GetPDFAnnot()->GetSubtype() == CPDF_Annot::Subtype::WIDGET); |
| if (CFFL_FormFiller* pFormFiller = GetFormFiller(pAnnot->Get(), false)) { |
| pFormFiller->KillFocusForAnnot(pAnnot->Get(), nFlag); |
| if (!(*pAnnot)) |
| return false; |
| |
| if (!m_bNotifying) { |
| CPDFSDK_Widget* pWidget = static_cast<CPDFSDK_Widget*>(pAnnot->Get()); |
| if (pWidget->GetAAction(CPDF_AAction::LoseFocus).GetDict()) { |
| m_bNotifying = true; |
| pWidget->ClearAppModified(); |
| |
| CPDFSDK_PageView* pPageView = pWidget->GetPageView(); |
| ASSERT(pPageView); |
| |
| PDFSDK_FieldAction fa; |
| fa.bModifier = m_pFormFillEnv->IsCTRLKeyDown(nFlag); |
| fa.bShift = m_pFormFillEnv->IsSHIFTKeyDown(nFlag); |
| pFormFiller->GetActionData(pPageView, CPDF_AAction::LoseFocus, fa); |
| pWidget->OnAAction(CPDF_AAction::LoseFocus, fa, pPageView); |
| m_bNotifying = false; |
| if (!(*pAnnot)) |
| return false; |
| } |
| } |
| } |
| return true; |
| } |
| |
| bool CFFL_InteractiveFormFiller::IsVisible(CPDFSDK_Widget* pWidget) { |
| return pWidget->IsVisible(); |
| } |
| |
| bool CFFL_InteractiveFormFiller::IsReadOnly(CPDFSDK_Widget* pWidget) { |
| int nFieldFlags = pWidget->GetFieldFlags(); |
| return (nFieldFlags & FIELDFLAG_READONLY) == FIELDFLAG_READONLY; |
| } |
| |
| bool CFFL_InteractiveFormFiller::IsFillingAllowed(CPDFSDK_Widget* pWidget) { |
| if (pWidget->GetFieldType() == FIELDTYPE_PUSHBUTTON) |
| return false; |
| |
| CPDF_Page* pPage = pWidget->GetPDFPage(); |
| uint32_t dwPermissions = pPage->m_pDocument->GetUserPermissions(); |
| return (dwPermissions & FPDFPERM_FILL_FORM) || |
| (dwPermissions & FPDFPERM_ANNOT_FORM) || |
| (dwPermissions & FPDFPERM_MODIFY); |
| } |
| |
| CFFL_FormFiller* CFFL_InteractiveFormFiller::GetFormFiller( |
| CPDFSDK_Annot* pAnnot, |
| bool bRegister) { |
| auto it = m_Maps.find(pAnnot); |
| if (it != m_Maps.end()) |
| return it->second.get(); |
| |
| if (!bRegister) |
| return nullptr; |
| |
| // TODO(thestig): How do we know |pAnnot| is a CPDFSDK_Widget? |
| CPDFSDK_Widget* pWidget = static_cast<CPDFSDK_Widget*>(pAnnot); |
| int nFieldType = pWidget->GetFieldType(); |
| CFFL_FormFiller* pFormFiller; |
| switch (nFieldType) { |
| case FIELDTYPE_PUSHBUTTON: |
| pFormFiller = new CFFL_PushButton(m_pFormFillEnv.Get(), pWidget); |
| break; |
| case FIELDTYPE_CHECKBOX: |
| pFormFiller = new CFFL_CheckBox(m_pFormFillEnv.Get(), pWidget); |
| break; |
| case FIELDTYPE_RADIOBUTTON: |
| pFormFiller = new CFFL_RadioButton(m_pFormFillEnv.Get(), pWidget); |
| break; |
| case FIELDTYPE_TEXTFIELD: |
| pFormFiller = new CFFL_TextField(m_pFormFillEnv.Get(), pWidget); |
| break; |
| case FIELDTYPE_LISTBOX: |
| pFormFiller = new CFFL_ListBox(m_pFormFillEnv.Get(), pWidget); |
| break; |
| case FIELDTYPE_COMBOBOX: |
| pFormFiller = new CFFL_ComboBox(m_pFormFillEnv.Get(), pWidget); |
| break; |
| case FIELDTYPE_UNKNOWN: |
| default: |
| pFormFiller = nullptr; |
| break; |
| } |
| |
| if (!pFormFiller) |
| return nullptr; |
| |
| m_Maps[pAnnot].reset(pFormFiller); |
| return pFormFiller; |
| } |
| |
| void CFFL_InteractiveFormFiller::RemoveFormFiller(CPDFSDK_Annot* pAnnot) { |
| if (pAnnot) |
| UnRegisterFormFiller(pAnnot); |
| } |
| |
| void CFFL_InteractiveFormFiller::UnRegisterFormFiller(CPDFSDK_Annot* pAnnot) { |
| auto it = m_Maps.find(pAnnot); |
| if (it == m_Maps.end()) |
| return; |
| |
| m_Maps.erase(it); |
| } |
| |
| void CFFL_InteractiveFormFiller::QueryWherePopup(void* pPrivateData, |
| float fPopupMin, |
| float fPopupMax, |
| bool* bBottom, |
| float* fPopupRet) { |
| CFFL_PrivateData* pData = reinterpret_cast<CFFL_PrivateData*>(pPrivateData); |
| CPDFSDK_Widget* pWidget = pData->pWidget; |
| auto* pPage = pWidget->GetPDFPage(); |
| |
| CFX_FloatRect rcPageView(0, pPage->GetPageHeight(), pPage->GetPageWidth(), 0); |
| rcPageView.Normalize(); |
| |
| CFX_FloatRect rcAnnot = pWidget->GetRect(); |
| float fTop = 0.0f; |
| float fBottom = 0.0f; |
| 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; |
| } |
| |
| const float fMaxListBoxHeight = |
| pdfium::clamp(FFL_MAXLISTBOXHEIGHT, fPopupMin, fPopupMax); |
| |
| if (fBottom > fMaxListBoxHeight) { |
| *fPopupRet = fMaxListBoxHeight; |
| *bBottom = true; |
| return; |
| } |
| |
| if (fTop > fMaxListBoxHeight) { |
| *fPopupRet = fMaxListBoxHeight; |
| *bBottom = false; |
| return; |
| } |
| |
| if (fTop > fBottom) { |
| *fPopupRet = fTop; |
| *bBottom = false; |
| } else { |
| *fPopupRet = fBottom; |
| *bBottom = true; |
| } |
| } |
| |
| void CFFL_InteractiveFormFiller::OnKeyStrokeCommit( |
| CPDFSDK_Annot::ObservedPtr* pAnnot, |
| CPDFSDK_PageView* pPageView, |
| bool& bRC, |
| bool& bExit, |
| uint32_t nFlag) { |
| if (!m_bNotifying) { |
| CPDFSDK_Widget* pWidget = static_cast<CPDFSDK_Widget*>(pAnnot->Get()); |
| if (pWidget->GetAAction(CPDF_AAction::KeyStroke).GetDict()) { |
| ASSERT(pPageView); |
| m_bNotifying = true; |
| pWidget->ClearAppModified(); |
| |
| PDFSDK_FieldAction fa; |
| fa.bModifier = m_pFormFillEnv->IsCTRLKeyDown(nFlag); |
| fa.bShift = m_pFormFillEnv->IsSHIFTKeyDown(nFlag); |
| fa.bWillCommit = true; |
| fa.bKeyDown = true; |
| fa.bRC = true; |
| |
| CFFL_FormFiller* pFormFiller = GetFormFiller(pWidget, false); |
| pFormFiller->GetActionData(pPageView, CPDF_AAction::KeyStroke, fa); |
| pFormFiller->SaveState(pPageView); |
| pWidget->OnAAction(CPDF_AAction::KeyStroke, fa, pPageView); |
| if (!(*pAnnot)) |
| return; |
| |
| bRC = fa.bRC; |
| m_bNotifying = false; |
| } |
| } |
| } |
| |
| void CFFL_InteractiveFormFiller::OnValidate(CPDFSDK_Annot::ObservedPtr* pAnnot, |
| CPDFSDK_PageView* pPageView, |
| bool& bRC, |
| bool& bExit, |
| uint32_t nFlag) { |
| if (!m_bNotifying) { |
| CPDFSDK_Widget* pWidget = static_cast<CPDFSDK_Widget*>(pAnnot->Get()); |
| if (pWidget->GetAAction(CPDF_AAction::Validate).GetDict()) { |
| ASSERT(pPageView); |
| m_bNotifying = true; |
| pWidget->ClearAppModified(); |
| |
| PDFSDK_FieldAction fa; |
| fa.bModifier = m_pFormFillEnv->IsCTRLKeyDown(nFlag); |
| fa.bShift = m_pFormFillEnv->IsSHIFTKeyDown(nFlag); |
| fa.bKeyDown = true; |
| fa.bRC = true; |
| |
| CFFL_FormFiller* pFormFiller = GetFormFiller(pWidget, false); |
| pFormFiller->GetActionData(pPageView, CPDF_AAction::Validate, fa); |
| pFormFiller->SaveState(pPageView); |
| pWidget->OnAAction(CPDF_AAction::Validate, fa, pPageView); |
| if (!(*pAnnot)) |
| return; |
| |
| bRC = fa.bRC; |
| m_bNotifying = false; |
| } |
| } |
| } |
| |
| void CFFL_InteractiveFormFiller::OnCalculate(CPDFSDK_Annot::ObservedPtr* pAnnot, |
| CPDFSDK_PageView* pPageView, |
| bool& bExit, |
| uint32_t nFlag) { |
| if (!m_bNotifying) { |
| CPDFSDK_Widget* pWidget = static_cast<CPDFSDK_Widget*>(pAnnot->Get()); |
| ASSERT(pWidget); |
| CPDFSDK_InterForm* pInterForm = pPageView->GetFormFillEnv()->GetInterForm(); |
| pInterForm->OnCalculate(pWidget->GetFormField()); |
| m_bNotifying = false; |
| } |
| } |
| |
| void CFFL_InteractiveFormFiller::OnFormat(CPDFSDK_Annot::ObservedPtr* pAnnot, |
| CPDFSDK_PageView* pPageView, |
| bool& bExit, |
| uint32_t nFlag) { |
| if (!m_bNotifying) { |
| CPDFSDK_Widget* pWidget = static_cast<CPDFSDK_Widget*>(pAnnot->Get()); |
| ASSERT(pWidget); |
| CPDFSDK_InterForm* pInterForm = pPageView->GetFormFillEnv()->GetInterForm(); |
| |
| bool bFormatted = false; |
| CFX_WideString sValue = |
| pInterForm->OnFormat(pWidget->GetFormField(), bFormatted); |
| if (!(*pAnnot)) |
| return; |
| if (bExit) |
| return; |
| |
| if (bFormatted) { |
| pInterForm->ResetFieldAppearance(pWidget->GetFormField(), &sValue, true); |
| pInterForm->UpdateField(pWidget->GetFormField()); |
| } |
| |
| m_bNotifying = false; |
| } |
| } |
| |
| #ifdef PDF_ENABLE_XFA |
| void CFFL_InteractiveFormFiller::OnClick(CPDFSDK_Annot::ObservedPtr* pAnnot, |
| CPDFSDK_PageView* pPageView, |
| bool& bReset, |
| bool& bExit, |
| uint32_t nFlag) { |
| if (!m_bNotifying) { |
| CPDFSDK_Widget* pWidget = static_cast<CPDFSDK_Widget*>(pAnnot->Get()); |
| if (pWidget->HasXFAAAction(PDFSDK_XFA_Click)) { |
| m_bNotifying = true; |
| int nAge = pWidget->GetAppearanceAge(); |
| int nValueAge = pWidget->GetValueAge(); |
| |
| PDFSDK_FieldAction fa; |
| fa.bModifier = m_pFormFillEnv->IsCTRLKeyDown(nFlag); |
| fa.bShift = m_pFormFillEnv->IsSHIFTKeyDown(nFlag); |
| |
| pWidget->OnXFAAAction(PDFSDK_XFA_Click, fa, pPageView); |
| m_bNotifying = false; |
| if (!(*pAnnot)) { |
| bExit = true; |
| return; |
| } |
| |
| if (!IsValidAnnot(pPageView, pWidget)) { |
| bExit = true; |
| return; |
| } |
| |
| if (nAge != pWidget->GetAppearanceAge()) { |
| if (CFFL_FormFiller* pFormFiller = GetFormFiller(pWidget, false)) { |
| pFormFiller->ResetPDFWindow(pPageView, |
| nValueAge == pWidget->GetValueAge()); |
| } |
| |
| bReset = true; |
| } |
| } |
| } |
| } |
| |
| void CFFL_InteractiveFormFiller::OnFull(CPDFSDK_Annot::ObservedPtr* pAnnot, |
| CPDFSDK_PageView* pPageView, |
| bool& bReset, |
| bool& bExit, |
| uint32_t nFlag) { |
| if (!m_bNotifying) { |
| CPDFSDK_Widget* pWidget = static_cast<CPDFSDK_Widget*>(pAnnot->Get()); |
| if (pWidget->HasXFAAAction(PDFSDK_XFA_Full)) { |
| m_bNotifying = true; |
| int nAge = pWidget->GetAppearanceAge(); |
| int nValueAge = pWidget->GetValueAge(); |
| |
| PDFSDK_FieldAction fa; |
| fa.bModifier = m_pFormFillEnv->IsCTRLKeyDown(nFlag); |
| fa.bShift = m_pFormFillEnv->IsSHIFTKeyDown(nFlag); |
| |
| pWidget->OnXFAAAction(PDFSDK_XFA_Full, fa, pPageView); |
| m_bNotifying = false; |
| if (!(*pAnnot)) { |
| bExit = true; |
| return; |
| } |
| |
| if (!IsValidAnnot(pPageView, pWidget)) { |
| bExit = true; |
| return; |
| } |
| |
| if (nAge != pWidget->GetAppearanceAge()) { |
| if (CFFL_FormFiller* pFormFiller = GetFormFiller(pWidget, false)) { |
| pFormFiller->ResetPDFWindow(pPageView, |
| nValueAge == pWidget->GetValueAge()); |
| } |
| |
| bReset = true; |
| } |
| } |
| } |
| } |
| |
| void CFFL_InteractiveFormFiller::OnPopupPreOpen(void* pPrivateData, |
| bool& bExit, |
| uint32_t nFlag) { |
| CFFL_PrivateData* pData = reinterpret_cast<CFFL_PrivateData*>(pPrivateData); |
| ASSERT(pData); |
| ASSERT(pData->pWidget); |
| |
| bool bTempReset = false; |
| bool bTempExit = false; |
| CPDFSDK_Annot::ObservedPtr pObserved(pData->pWidget); |
| OnPreOpen(&pObserved, pData->pPageView, bTempReset, bTempExit, nFlag); |
| if (!pObserved || bTempReset || bTempExit) |
| bExit = true; |
| } |
| |
| void CFFL_InteractiveFormFiller::OnPopupPostOpen(void* pPrivateData, |
| bool& bExit, |
| uint32_t nFlag) { |
| CFFL_PrivateData* pData = reinterpret_cast<CFFL_PrivateData*>(pPrivateData); |
| ASSERT(pData); |
| ASSERT(pData->pWidget); |
| |
| bool bTempReset = false; |
| bool bTempExit = false; |
| CPDFSDK_Annot::ObservedPtr pObserved(pData->pWidget); |
| OnPostOpen(&pObserved, pData->pPageView, bTempReset, bTempExit, nFlag); |
| if (!pObserved || bTempReset || bTempExit) |
| bExit = true; |
| } |
| |
| void CFFL_InteractiveFormFiller::OnPreOpen(CPDFSDK_Annot::ObservedPtr* pAnnot, |
| CPDFSDK_PageView* pPageView, |
| bool& bReset, |
| bool& bExit, |
| uint32_t nFlag) { |
| if (!m_bNotifying) { |
| CPDFSDK_Widget* pWidget = static_cast<CPDFSDK_Widget*>(pAnnot->Get()); |
| if (pWidget->HasXFAAAction(PDFSDK_XFA_PreOpen)) { |
| m_bNotifying = true; |
| int nAge = pWidget->GetAppearanceAge(); |
| int nValueAge = pWidget->GetValueAge(); |
| |
| PDFSDK_FieldAction fa; |
| fa.bModifier = m_pFormFillEnv->IsCTRLKeyDown(nFlag); |
| fa.bShift = m_pFormFillEnv->IsSHIFTKeyDown(nFlag); |
| |
| pWidget->OnXFAAAction(PDFSDK_XFA_PreOpen, fa, pPageView); |
| m_bNotifying = false; |
| if (!(*pAnnot)) { |
| bExit = true; |
| return; |
| } |
| |
| if (!IsValidAnnot(pPageView, pWidget)) { |
| bExit = true; |
| return; |
| } |
| |
| if (nAge != pWidget->GetAppearanceAge()) { |
| if (CFFL_FormFiller* pFormFiller = GetFormFiller(pWidget, false)) { |
| pFormFiller->ResetPDFWindow(pPageView, |
| nValueAge == pWidget->GetValueAge()); |
| } |
| |
| bReset = true; |
| } |
| } |
| } |
| } |
| |
| void CFFL_InteractiveFormFiller::OnPostOpen(CPDFSDK_Annot::ObservedPtr* pAnnot, |
| CPDFSDK_PageView* pPageView, |
| bool& bReset, |
| bool& bExit, |
| uint32_t nFlag) { |
| if (!m_bNotifying) { |
| CPDFSDK_Widget* pWidget = static_cast<CPDFSDK_Widget*>(pAnnot->Get()); |
| if (pWidget->HasXFAAAction(PDFSDK_XFA_PostOpen)) { |
| m_bNotifying = true; |
| int nAge = pWidget->GetAppearanceAge(); |
| int nValueAge = pWidget->GetValueAge(); |
| |
| PDFSDK_FieldAction fa; |
| fa.bModifier = m_pFormFillEnv->IsCTRLKeyDown(nFlag); |
| fa.bShift = m_pFormFillEnv->IsSHIFTKeyDown(nFlag); |
| |
| pWidget->OnXFAAAction(PDFSDK_XFA_PostOpen, fa, pPageView); |
| m_bNotifying = false; |
| if (!(*pAnnot)) { |
| bExit = true; |
| return; |
| } |
| |
| if (!IsValidAnnot(pPageView, pWidget)) { |
| bExit = true; |
| return; |
| } |
| |
| if (nAge != pWidget->GetAppearanceAge()) { |
| if (CFFL_FormFiller* pFormFiller = GetFormFiller(pWidget, false)) { |
| pFormFiller->ResetPDFWindow(pPageView, |
| nValueAge == pWidget->GetValueAge()); |
| } |
| |
| bReset = true; |
| } |
| } |
| } |
| } |
| #endif // PDF_ENABLE_XFA |
| |
| bool CFFL_InteractiveFormFiller::IsValidAnnot(CPDFSDK_PageView* pPageView, |
| CPDFSDK_Annot* pAnnot) { |
| return pPageView && pPageView->IsValidAnnot(pAnnot->GetPDFAnnot()); |
| } |
| |
| void CFFL_InteractiveFormFiller::OnBeforeKeyStroke( |
| void* pPrivateData, |
| CFX_WideString& strChange, |
| const CFX_WideString& strChangeEx, |
| int nSelStart, |
| int nSelEnd, |
| bool bKeyDown, |
| bool& bRC, |
| bool& bExit, |
| uint32_t nFlag) { |
| CFFL_PrivateData* pData = reinterpret_cast<CFFL_PrivateData*>(pPrivateData); |
| ASSERT(pData->pWidget); |
| |
| CFFL_FormFiller* pFormFiller = GetFormFiller(pData->pWidget, false); |
| |
| #ifdef PDF_ENABLE_XFA |
| if (pFormFiller->IsFieldFull(pData->pPageView)) { |
| bool bFullExit = false; |
| bool bFullReset = false; |
| CPDFSDK_Annot::ObservedPtr pObserved(pData->pWidget); |
| OnFull(&pObserved, pData->pPageView, bFullReset, bFullExit, nFlag); |
| if (!pObserved || bFullReset || bFullExit) { |
| bExit = true; |
| return; |
| } |
| } |
| #endif // PDF_ENABLE_XFA |
| |
| if (m_bNotifying) |
| return; |
| |
| if (!pData->pWidget->GetAAction(CPDF_AAction::KeyStroke).GetDict()) |
| return; |
| |
| CFX_AutoRestorer<bool> restorer(&m_bNotifying); |
| m_bNotifying = true; |
| int nAge = pData->pWidget->GetAppearanceAge(); |
| int nValueAge = pData->pWidget->GetValueAge(); |
| |
| CPDFSDK_FormFillEnvironment* pFormFillEnv = |
| pData->pPageView->GetFormFillEnv(); |
| |
| PDFSDK_FieldAction fa; |
| fa.bModifier = m_pFormFillEnv->IsCTRLKeyDown(nFlag); |
| fa.bShift = m_pFormFillEnv->IsSHIFTKeyDown(nFlag); |
| fa.sChange = strChange; |
| fa.sChangeEx = strChangeEx; |
| fa.bKeyDown = bKeyDown; |
| fa.bWillCommit = false; |
| fa.bRC = true; |
| fa.nSelStart = nSelStart; |
| fa.nSelEnd = nSelEnd; |
| |
| pFormFiller->GetActionData(pData->pPageView, CPDF_AAction::KeyStroke, fa); |
| pFormFiller->SaveState(pData->pPageView); |
| |
| CPDFSDK_Annot::ObservedPtr pObserved(pData->pWidget); |
| if (!pData->pWidget->OnAAction(CPDF_AAction::KeyStroke, fa, |
| pData->pPageView)) { |
| if (!IsValidAnnot(pData->pPageView, pData->pWidget)) |
| bExit = true; |
| return; |
| } |
| |
| if (!pObserved || !IsValidAnnot(pData->pPageView, pData->pWidget)) { |
| bExit = true; |
| return; |
| } |
| |
| if (nAge != pData->pWidget->GetAppearanceAge()) { |
| CPWL_Wnd* pWnd = pFormFiller->ResetPDFWindow( |
| pData->pPageView, nValueAge == pData->pWidget->GetValueAge()); |
| pData = reinterpret_cast<CFFL_PrivateData*>(pWnd->GetAttachedData()); |
| bExit = true; |
| } |
| |
| if (fa.bRC) |
| pFormFiller->SetActionData(pData->pPageView, CPDF_AAction::KeyStroke, fa); |
| else |
| pFormFiller->RestoreState(pData->pPageView); |
| bRC = false; |
| |
| if (pFormFillEnv->GetFocusAnnot() == pData->pWidget) |
| return; |
| |
| pFormFiller->CommitData(pData->pPageView, nFlag); |
| bExit = true; |
| } |
