| // Copyright 2016 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/include/cpdfsdk_xfaannothandler.h" |
| |
| #ifdef PDF_ENABLE_XFA |
| |
| #include "core/fpdfdoc/include/cpdf_interform.h" |
| #include "fpdfsdk/fpdfxfa/include/fpdfxfa_doc.h" |
| #include "fpdfsdk/include/cpdfsdk_annot.h" |
| #include "fpdfsdk/include/cpdfsdk_interform.h" |
| #include "fpdfsdk/include/cpdfsdk_xfawidget.h" |
| #include "fpdfsdk/include/fsdk_mgr.h" |
| #include "xfa/fxfa/include/fxfa_basic.h" |
| #include "xfa/fxfa/include/xfa_ffdocview.h" |
| #include "xfa/fxfa/include/xfa_ffpageview.h" |
| #include "xfa/fxfa/include/xfa_ffwidget.h" |
| #include "xfa/fxfa/include/xfa_ffwidgethandler.h" |
| #include "xfa/fxgraphics/include/cfx_graphics.h" |
| #include "xfa/fwl/core/include/fwl_widgethit.h" |
| |
| CPDFSDK_XFAAnnotHandler::CPDFSDK_XFAAnnotHandler(CPDFDoc_Environment* pApp) |
| : m_pApp(pApp) {} |
| |
| CPDFSDK_XFAAnnotHandler::~CPDFSDK_XFAAnnotHandler() {} |
| |
| CFX_ByteString CPDFSDK_XFAAnnotHandler::GetType() { |
| return FSDK_XFAWIDGET_TYPENAME; |
| } |
| |
| CFX_ByteString CPDFSDK_XFAAnnotHandler::GetName() { |
| return "XFAWidgetHandler"; |
| } |
| |
| FX_BOOL CPDFSDK_XFAAnnotHandler::CanAnswer(CPDFSDK_Annot* pAnnot) { |
| return !!pAnnot->GetXFAWidget(); |
| } |
| |
| CPDFSDK_Annot* CPDFSDK_XFAAnnotHandler::NewAnnot(CPDF_Annot* pAnnot, |
| CPDFSDK_PageView* pPage) { |
| return nullptr; |
| } |
| |
| CPDFSDK_Annot* CPDFSDK_XFAAnnotHandler::NewAnnot(CXFA_FFWidget* pAnnot, |
| CPDFSDK_PageView* pPage) { |
| CPDFSDK_Document* pSDKDoc = m_pApp->GetSDKDocument(); |
| CPDFSDK_InterForm* pInterForm = pSDKDoc->GetInterForm(); |
| CPDFSDK_XFAWidget* pWidget = new CPDFSDK_XFAWidget(pAnnot, pPage, pInterForm); |
| pInterForm->AddXFAMap(pAnnot, pWidget); |
| return pWidget; |
| } |
| |
| void CPDFSDK_XFAAnnotHandler::OnDraw(CPDFSDK_PageView* pPageView, |
| CPDFSDK_Annot* pAnnot, |
| CFX_RenderDevice* pDevice, |
| CFX_Matrix* pUser2Device, |
| uint32_t dwFlags) { |
| ASSERT(pPageView); |
| ASSERT(pAnnot); |
| |
| CPDFSDK_Document* pSDKDoc = pPageView->GetSDKDocument(); |
| CXFA_FFWidgetHandler* pWidgetHandler = GetXFAWidgetHandler(pAnnot); |
| |
| CFX_Graphics gs; |
| gs.Create(pDevice); |
| |
| CFX_Matrix mt; |
| mt = *pUser2Device; |
| |
| FX_BOOL bIsHighlight = FALSE; |
| if (pSDKDoc->GetFocusAnnot() != pAnnot) |
| bIsHighlight = TRUE; |
| |
| pWidgetHandler->RenderWidget(pAnnot->GetXFAWidget(), &gs, &mt, bIsHighlight); |
| |
| // to do highlight and shadow |
| } |
| |
| void CPDFSDK_XFAAnnotHandler::OnDrawSleep(CPDFSDK_PageView* pPageView, |
| CPDFSDK_Annot* pAnnot, |
| CFX_RenderDevice* pDevice, |
| CFX_Matrix* pUser2Device, |
| const CFX_FloatRect& rcWindow, |
| uint32_t dwFlags) {} |
| |
| void CPDFSDK_XFAAnnotHandler::OnCreate(CPDFSDK_Annot* pAnnot) {} |
| |
| void CPDFSDK_XFAAnnotHandler::OnLoad(CPDFSDK_Annot* pAnnot) {} |
| |
| void CPDFSDK_XFAAnnotHandler::OnDelete(CPDFSDK_Annot* pAnnot) {} |
| |
| void CPDFSDK_XFAAnnotHandler::OnRelease(CPDFSDK_Annot* pAnnot) {} |
| |
| void CPDFSDK_XFAAnnotHandler::ReleaseAnnot(CPDFSDK_Annot* pAnnot) { |
| CPDFSDK_XFAWidget* pWidget = reinterpret_cast<CPDFSDK_XFAWidget*>(pAnnot); |
| CPDFSDK_InterForm* pInterForm = pWidget->GetInterForm(); |
| pInterForm->RemoveXFAMap(pWidget->GetXFAWidget()); |
| |
| delete pWidget; |
| } |
| |
| void CPDFSDK_XFAAnnotHandler::DeleteAnnot(CPDFSDK_Annot* pAnnot) {} |
| |
| CFX_FloatRect CPDFSDK_XFAAnnotHandler::GetViewBBox(CPDFSDK_PageView* pPageView, |
| CPDFSDK_Annot* pAnnot) { |
| ASSERT(pAnnot); |
| |
| CFX_RectF rcBBox; |
| XFA_Element eType = pAnnot->GetXFAWidget()->GetDataAcc()->GetUIType(); |
| if (eType == XFA_Element::Signature) |
| pAnnot->GetXFAWidget()->GetBBox(rcBBox, XFA_WidgetStatus_Visible, TRUE); |
| else |
| pAnnot->GetXFAWidget()->GetBBox(rcBBox, XFA_WidgetStatus_None); |
| |
| 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; |
| |
| return rcWidget; |
| } |
| |
| 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; |
| } |
| |
| void CPDFSDK_XFAAnnotHandler::OnMouseEnter(CPDFSDK_PageView* pPageView, |
| CPDFSDK_Annot* pAnnot, |
| uint32_t nFlag) { |
| if (!pPageView || !pAnnot) |
| return; |
| CXFA_FFWidgetHandler* pWidgetHandler = GetXFAWidgetHandler(pAnnot); |
| pWidgetHandler->OnMouseEnter(pAnnot->GetXFAWidget()); |
| } |
| |
| void CPDFSDK_XFAAnnotHandler::OnMouseExit(CPDFSDK_PageView* pPageView, |
| CPDFSDK_Annot* pAnnot, |
| uint32_t nFlag) { |
| if (!pPageView || !pAnnot) |
| return; |
| |
| CXFA_FFWidgetHandler* pWidgetHandler = GetXFAWidgetHandler(pAnnot); |
| pWidgetHandler->OnMouseExit(pAnnot->GetXFAWidget()); |
| } |
| |
| FX_BOOL CPDFSDK_XFAAnnotHandler::OnLButtonDown(CPDFSDK_PageView* pPageView, |
| CPDFSDK_Annot* pAnnot, |
| uint32_t nFlags, |
| const CFX_FloatPoint& point) { |
| if (!pPageView || !pAnnot) |
| return FALSE; |
| |
| CXFA_FFWidgetHandler* pWidgetHandler = GetXFAWidgetHandler(pAnnot); |
| return pWidgetHandler->OnLButtonDown(pAnnot->GetXFAWidget(), |
| GetFWLFlags(nFlags), point.x, point.y); |
| } |
| |
| FX_BOOL CPDFSDK_XFAAnnotHandler::OnLButtonUp(CPDFSDK_PageView* pPageView, |
| CPDFSDK_Annot* pAnnot, |
| uint32_t nFlags, |
| const CFX_FloatPoint& point) { |
| if (!pPageView || !pAnnot) |
| return FALSE; |
| |
| CXFA_FFWidgetHandler* pWidgetHandler = GetXFAWidgetHandler(pAnnot); |
| return pWidgetHandler->OnLButtonUp(pAnnot->GetXFAWidget(), |
| GetFWLFlags(nFlags), point.x, point.y); |
| } |
| |
| FX_BOOL CPDFSDK_XFAAnnotHandler::OnLButtonDblClk(CPDFSDK_PageView* pPageView, |
| CPDFSDK_Annot* pAnnot, |
| uint32_t nFlags, |
| const CFX_FloatPoint& point) { |
| if (!pPageView || !pAnnot) |
| return FALSE; |
| |
| CXFA_FFWidgetHandler* pWidgetHandler = GetXFAWidgetHandler(pAnnot); |
| return pWidgetHandler->OnLButtonDblClk(pAnnot->GetXFAWidget(), |
| GetFWLFlags(nFlags), point.x, point.y); |
| } |
| |
| FX_BOOL CPDFSDK_XFAAnnotHandler::OnMouseMove(CPDFSDK_PageView* pPageView, |
| CPDFSDK_Annot* pAnnot, |
| uint32_t nFlags, |
| const CFX_FloatPoint& point) { |
| if (!pPageView || !pAnnot) |
| return FALSE; |
| |
| CXFA_FFWidgetHandler* pWidgetHandler = GetXFAWidgetHandler(pAnnot); |
| return pWidgetHandler->OnMouseMove(pAnnot->GetXFAWidget(), |
| GetFWLFlags(nFlags), point.x, point.y); |
| } |
| |
| FX_BOOL CPDFSDK_XFAAnnotHandler::OnMouseWheel(CPDFSDK_PageView* pPageView, |
| CPDFSDK_Annot* pAnnot, |
| uint32_t nFlags, |
| short zDelta, |
| const CFX_FloatPoint& point) { |
| if (!pPageView || !pAnnot) |
| return FALSE; |
| |
| CXFA_FFWidgetHandler* pWidgetHandler = GetXFAWidgetHandler(pAnnot); |
| return pWidgetHandler->OnMouseWheel( |
| pAnnot->GetXFAWidget(), GetFWLFlags(nFlags), zDelta, point.x, point.y); |
| } |
| |
| FX_BOOL CPDFSDK_XFAAnnotHandler::OnRButtonDown(CPDFSDK_PageView* pPageView, |
| CPDFSDK_Annot* pAnnot, |
| uint32_t nFlags, |
| const CFX_FloatPoint& point) { |
| if (!pPageView || !pAnnot) |
| return FALSE; |
| |
| CXFA_FFWidgetHandler* pWidgetHandler = GetXFAWidgetHandler(pAnnot); |
| return pWidgetHandler->OnRButtonDown(pAnnot->GetXFAWidget(), |
| GetFWLFlags(nFlags), point.x, point.y); |
| } |
| |
| FX_BOOL CPDFSDK_XFAAnnotHandler::OnRButtonUp(CPDFSDK_PageView* pPageView, |
| CPDFSDK_Annot* pAnnot, |
| uint32_t nFlags, |
| const CFX_FloatPoint& point) { |
| if (!pPageView || !pAnnot) |
| return FALSE; |
| |
| CXFA_FFWidgetHandler* pWidgetHandler = GetXFAWidgetHandler(pAnnot); |
| return pWidgetHandler->OnRButtonUp(pAnnot->GetXFAWidget(), |
| GetFWLFlags(nFlags), point.x, point.y); |
| } |
| |
| FX_BOOL CPDFSDK_XFAAnnotHandler::OnRButtonDblClk(CPDFSDK_PageView* pPageView, |
| CPDFSDK_Annot* pAnnot, |
| uint32_t nFlags, |
| const CFX_FloatPoint& point) { |
| if (!pPageView || !pAnnot) |
| return FALSE; |
| |
| CXFA_FFWidgetHandler* pWidgetHandler = GetXFAWidgetHandler(pAnnot); |
| return pWidgetHandler->OnRButtonDblClk(pAnnot->GetXFAWidget(), |
| GetFWLFlags(nFlags), point.x, point.y); |
| } |
| |
| FX_BOOL CPDFSDK_XFAAnnotHandler::OnChar(CPDFSDK_Annot* pAnnot, |
| uint32_t nChar, |
| uint32_t nFlags) { |
| if (!pAnnot) |
| return FALSE; |
| |
| CXFA_FFWidgetHandler* pWidgetHandler = GetXFAWidgetHandler(pAnnot); |
| return pWidgetHandler->OnChar(pAnnot->GetXFAWidget(), nChar, |
| GetFWLFlags(nFlags)); |
| } |
| |
| FX_BOOL CPDFSDK_XFAAnnotHandler::OnKeyDown(CPDFSDK_Annot* pAnnot, |
| int nKeyCode, |
| int nFlag) { |
| if (!pAnnot) |
| return FALSE; |
| |
| CXFA_FFWidgetHandler* pWidgetHandler = GetXFAWidgetHandler(pAnnot); |
| return pWidgetHandler->OnKeyDown(pAnnot->GetXFAWidget(), nKeyCode, |
| GetFWLFlags(nFlag)); |
| } |
| |
| FX_BOOL CPDFSDK_XFAAnnotHandler::OnKeyUp(CPDFSDK_Annot* pAnnot, |
| int nKeyCode, |
| int nFlag) { |
| if (!pAnnot) |
| return FALSE; |
| |
| CXFA_FFWidgetHandler* pWidgetHandler = GetXFAWidgetHandler(pAnnot); |
| return pWidgetHandler->OnKeyUp(pAnnot->GetXFAWidget(), nKeyCode, |
| GetFWLFlags(nFlag)); |
| } |
| |
| void CPDFSDK_XFAAnnotHandler::OnDeSelected(CPDFSDK_Annot* pAnnot) {} |
| |
| void CPDFSDK_XFAAnnotHandler::OnSelected(CPDFSDK_Annot* pAnnot) {} |
| |
| FX_BOOL CPDFSDK_XFAAnnotHandler::OnSetFocus(CPDFSDK_Annot* pAnnot, |
| uint32_t nFlag) { |
| return TRUE; |
| } |
| |
| FX_BOOL CPDFSDK_XFAAnnotHandler::OnKillFocus(CPDFSDK_Annot* pAnnot, |
| uint32_t nFlag) { |
| return TRUE; |
| } |
| |
| 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; |
| } |
| |
| 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(); |
| } |
| |
| const uint32_t FWL_KEYFLAG_Ctrl = (1 << 0); |
| const uint32_t FWL_KEYFLAG_Alt = (1 << 1); |
| const uint32_t FWL_KEYFLAG_Shift = (1 << 2); |
| const uint32_t FWL_KEYFLAG_LButton = (1 << 3); |
| const uint32_t FWL_KEYFLAG_RButton = (1 << 4); |
| const uint32_t FWL_KEYFLAG_MButton = (1 << 5); |
| |
| uint32_t CPDFSDK_XFAAnnotHandler::GetFWLFlags(uint32_t dwFlag) { |
| uint32_t dwFWLFlag = 0; |
| |
| if (dwFlag & FWL_EVENTFLAG_ControlKey) |
| dwFWLFlag |= FWL_KEYFLAG_Ctrl; |
| if (dwFlag & FWL_EVENTFLAG_LeftButtonDown) |
| dwFWLFlag |= FWL_KEYFLAG_LButton; |
| if (dwFlag & FWL_EVENTFLAG_MiddleButtonDown) |
| dwFWLFlag |= FWL_KEYFLAG_MButton; |
| if (dwFlag & FWL_EVENTFLAG_RightButtonDown) |
| dwFWLFlag |= FWL_KEYFLAG_RButton; |
| if (dwFlag & FWL_EVENTFLAG_ShiftKey) |
| dwFWLFlag |= FWL_KEYFLAG_Shift; |
| if (dwFlag & FWL_EVENTFLAG_AltKey) |
| dwFWLFlag |= FWL_KEYFLAG_Alt; |
| |
| return dwFWLFlag; |
| } |
| |
| #endif // PDF_ENABLE_XFA |