// 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 "public/fpdf_formfill.h" #include <memory> #include <vector> #include "core/fpdfapi/fpdf_page/include/cpdf_page.h" #include "core/fpdfapi/fpdf_parser/include/cpdf_document.h" #include "core/fpdfapi/fpdf_render/include/cpdf_renderoptions.h" #include "fpdfsdk/include/fsdk_define.h" #include "fpdfsdk/include/fsdk_mgr.h" #include "public/fpdfview.h" #include "third_party/base/stl_util.h" #ifdef PDF_ENABLE_XFA #include "fpdfsdk/include/fpdfxfa/fpdfxfa_app.h" #include "fpdfsdk/include/fpdfxfa/fpdfxfa_doc.h" #include "fpdfsdk/include/fpdfxfa/fpdfxfa_page.h" #endif // PDF_ENABLE_XFA namespace { CPDFSDK_InterForm* FormHandleToInterForm(FPDF_FORMHANDLE hHandle) { CPDFSDK_Document* pSDKDoc = CPDFSDK_Document::FromFPDFFormHandle(hHandle); return pSDKDoc ? pSDKDoc->GetInterForm() : nullptr; } CPDFSDK_PageView* FormHandleToPageView(FPDF_FORMHANDLE hHandle, FPDF_PAGE page) { UnderlyingPageType* pPage = UnderlyingFromFPDFPage(page); if (!pPage) return nullptr; CPDFSDK_Document* pSDKDoc = CPDFSDK_Document::FromFPDFFormHandle(hHandle); return pSDKDoc ? pSDKDoc->GetPageView(pPage, TRUE) : nullptr; } #ifdef PDF_ENABLE_XFA std::vector<CFX_ByteString>* FromFPDFStringHandle(FPDF_STRINGHANDLE handle) { return reinterpret_cast<std::vector<CFX_ByteString>*>(handle); } FPDF_STRINGHANDLE ToFPDFStringHandle(std::vector<CFX_ByteString>* strings) { return reinterpret_cast<FPDF_STRINGHANDLE>(strings); } #endif // PDF_ENABLE_XFA } // namespace 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, FALSE); 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; IXFA_PageView* pPageView = pXFAPage->GetXFAPageView(); if (!pPageView) return -1; IXFA_DocView* pDocView = pPageView->GetDocView(); if (!pDocView) return -1; IXFA_WidgetHandler* pWidgetHandler = pDocView->GetWidgetHandler(); if (!pWidgetHandler) return -1; std::unique_ptr<IXFA_WidgetIterator, ReleaseDeleter<IXFA_WidgetIterator>> pWidgetIterator(pPageView->CreateWidgetIterator( XFA_TRAVERSEWAY_Form, XFA_WIDGETFILTER_Viewable | XFA_WIDGETFILTER_AllType)); if (!pWidgetIterator) return -1; IXFA_Widget* pXFAAnnot = pWidgetIterator->MoveToNext(); while (pXFAAnnot) { CFX_RectF rcBBox; pWidgetHandler->GetBBox(pXFAAnnot, 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; } DLLEXPORT int STDCALL FPDPage_HasFormFieldAtPoint(FPDF_FORMHANDLE hHandle, FPDF_PAGE page, double page_x, double page_y) { return FPDFPage_HasFormFieldAtPoint(hHandle, page, page_x, page_y); } DLLEXPORT int STDCALL FPDFPage_FormFieldZOrderAtPoint(FPDF_FORMHANDLE hHandle, FPDF_PAGE page, double page_x, double page_y) { if (!hHandle) return -1; CPDF_Page* pPage = CPDFPageFromFPDFPage(page); if (!pPage) return -1; CPDF_InterForm interform(pPage->m_pDocument, FALSE); int z_order = -1; (void)interform.GetControlAtPoint(pPage, (FX_FLOAT)page_x, (FX_FLOAT)page_y, &z_order); return z_order; } DLLEXPORT FPDF_FORMHANDLE STDCALL FPDFDOC_InitFormFillEnvironment(FPDF_DOCUMENT document, FPDF_FORMFILLINFO* formInfo) { #ifdef PDF_ENABLE_XFA const int kRequiredVersion = 2; #else // PDF_ENABLE_XFA const int kRequiredVersion = 1; #endif // PDF_ENABLE_XFA if (!formInfo || formInfo->version != kRequiredVersion) return nullptr; UnderlyingDocumentType* pDocument = UnderlyingFromFPDFDocument(document); if (!pDocument) return nullptr; CPDFDoc_Environment* pEnv = new CPDFDoc_Environment(pDocument, formInfo); #ifdef PDF_ENABLE_XFA pEnv->SetSDKDocument(pDocument->GetSDKDocument(pEnv)); CPDFXFA_App* pApp = CPDFXFA_App::GetInstance(); pApp->AddFormFillEnv(pEnv); #else // PDF_ENABLE_XFA pEnv->SetSDKDocument(new CPDFSDK_Document(pDocument, pEnv)); #endif // PDF_ENABLE_XFA return pEnv; } DLLEXPORT void STDCALL FPDFDOC_ExitFormFillEnvironment(FPDF_FORMHANDLE hHandle) { if (!hHandle) return; CPDFDoc_Environment* pEnv = (CPDFDoc_Environment*)hHandle; #ifdef PDF_ENABLE_XFA CPDFXFA_App* pApp = CPDFXFA_App::GetInstance(); pApp->RemoveFormFillEnv(pEnv); #else // PDF_ENABLE_XFA if (CPDFSDK_Document* pSDKDoc = pEnv->GetSDKDocument()) { pEnv->SetSDKDocument(NULL); delete pSDKDoc; } #endif // PDF_ENABLE_XFA delete pEnv; } DLLEXPORT FPDF_BOOL STDCALL FORM_OnMouseMove(FPDF_FORMHANDLE hHandle, FPDF_PAGE page, int modifier, double page_x, double page_y) { CPDFSDK_PageView* pPageView = FormHandleToPageView(hHandle, page); if (!pPageView) return FALSE; CFX_FloatPoint pt((FX_FLOAT)page_x, (FX_FLOAT)page_y); return pPageView->OnMouseMove(pt, modifier); } DLLEXPORT FPDF_BOOL STDCALL FORM_OnLButtonDown(FPDF_FORMHANDLE hHandle, FPDF_PAGE page, int modifier, double page_x, double page_y) { CPDFSDK_PageView* pPageView = FormHandleToPageView(hHandle, page); if (!pPageView) return FALSE; CFX_FloatPoint pt((FX_FLOAT)page_x, (FX_FLOAT)page_y); return pPageView->OnLButtonDown(pt, modifier); } DLLEXPORT FPDF_BOOL STDCALL FORM_OnLButtonUp(FPDF_FORMHANDLE hHandle, FPDF_PAGE page, int modifier, double page_x, double page_y) { CPDFSDK_PageView* pPageView = FormHandleToPageView(hHandle, page); if (!pPageView) return FALSE; CFX_FloatPoint pt((FX_FLOAT)page_x, (FX_FLOAT)page_y); return pPageView->OnLButtonUp(pt, modifier); } #ifdef PDF_ENABLE_XFA DLLEXPORT FPDF_BOOL STDCALL FORM_OnRButtonDown(FPDF_FORMHANDLE hHandle, FPDF_PAGE page, int modifier, double page_x, double page_y) { CPDFSDK_PageView* pPageView = FormHandleToPageView(hHandle, page); if (!pPageView) return FALSE; CFX_FloatPoint pt((FX_FLOAT)page_x, (FX_FLOAT)page_y); return pPageView->OnRButtonDown(pt, modifier); } DLLEXPORT FPDF_BOOL STDCALL FORM_OnRButtonUp(FPDF_FORMHANDLE hHandle, FPDF_PAGE page, int modifier, double page_x, double page_y) { CPDFSDK_PageView* pPageView = FormHandleToPageView(hHandle, page); if (!pPageView) return FALSE; CFX_FloatPoint pt((FX_FLOAT)page_x, (FX_FLOAT)page_y); return pPageView->OnRButtonUp(pt, modifier); } #endif // PDF_ENABLE_XFA DLLEXPORT FPDF_BOOL STDCALL FORM_OnKeyDown(FPDF_FORMHANDLE hHandle, FPDF_PAGE page, int nKeyCode, int modifier) { CPDFSDK_PageView* pPageView = FormHandleToPageView(hHandle, page); if (!pPageView) return FALSE; return pPageView->OnKeyDown(nKeyCode, modifier); } DLLEXPORT FPDF_BOOL STDCALL FORM_OnKeyUp(FPDF_FORMHANDLE hHandle, FPDF_PAGE page, int nKeyCode, int modifier) { CPDFSDK_PageView* pPageView = FormHandleToPageView(hHandle, page); if (!pPageView) return FALSE; return pPageView->OnKeyUp(nKeyCode, modifier); } DLLEXPORT FPDF_BOOL STDCALL FORM_OnChar(FPDF_FORMHANDLE hHandle, FPDF_PAGE page, int nChar, int modifier) { CPDFSDK_PageView* pPageView = FormHandleToPageView(hHandle, page); if (!pPageView) return FALSE; return pPageView->OnChar(nChar, modifier); } DLLEXPORT FPDF_BOOL STDCALL FORM_ForceToKillFocus(FPDF_FORMHANDLE hHandle) { CPDFSDK_Document* pSDKDoc = CPDFSDK_Document::FromFPDFFormHandle(hHandle); if (!pSDKDoc) return FALSE; return pSDKDoc->KillFocusAnnot(0); } static void FFLCommon(FPDF_FORMHANDLE hHandle, FPDF_BITMAP bitmap, FPDF_RECORDER recorder, FPDF_PAGE page, int start_x, int start_y, int size_x, int size_y, int rotate, int flags) { if (!hHandle) return; UnderlyingPageType* pPage = UnderlyingFromFPDFPage(page); if (!pPage) return; #ifndef PDF_ENABLE_XFA CPDF_RenderOptions options; if (flags & FPDF_LCD_TEXT) options.m_Flags |= RENDER_CLEARTYPE; else options.m_Flags &= ~RENDER_CLEARTYPE; // Grayscale output if (flags & FPDF_GRAYSCALE) { options.m_ColorMode = RENDER_COLOR_GRAY; options.m_ForeColor = 0; options.m_BackColor = 0xffffff; } options.m_AddFlags = flags >> 8; options.m_pOCContext = new CPDF_OCContext(pPage->m_pDocument); #else // PDF_ENABLE_XFA CPDFXFA_Document* pDocument = pPage->GetDocument(); if (!pDocument) return; CPDF_Document* pPDFDoc = pDocument->GetPDFDoc(); if (!pPDFDoc) return; CPDFDoc_Environment* pEnv = (CPDFDoc_Environment*)hHandle; CPDFSDK_Document* pFXDoc = pEnv->GetSDKDocument(); if (!pFXDoc) return; #endif // PDF_ENABLE_XFA CFX_Matrix matrix; pPage->GetDisplayMatrix(matrix, start_x, start_y, size_x, size_y, rotate); FX_RECT clip(start_x, start_y, start_x + size_x, start_y + size_y); #ifdef _SKIA_SUPPORT_ std::unique_ptr<CFX_SkiaDevice> pDevice(new CFX_SkiaDevice()); pDevice->AttachRecorder(static_cast<SkPictureRecorder*>(recorder)); #else std::unique_ptr<CFX_FxgeDevice> pDevice(new CFX_FxgeDevice); #endif pDevice->Attach((CFX_DIBitmap*)bitmap); pDevice->SaveState(); pDevice->SetClip_Rect(clip); #ifndef PDF_ENABLE_XFA if (CPDFSDK_PageView* pPageView = FormHandleToPageView(hHandle, pPage)) pPageView->PageView_OnDraw(pDevice.get(), &matrix, &options); #else // PDF_ENABLE_XFA CPDF_RenderOptions options; if (flags & FPDF_LCD_TEXT) options.m_Flags |= RENDER_CLEARTYPE; else options.m_Flags &= ~RENDER_CLEARTYPE; // Grayscale output if (flags & FPDF_GRAYSCALE) { options.m_ColorMode = RENDER_COLOR_GRAY; options.m_ForeColor = 0; options.m_BackColor = 0xffffff; } options.m_AddFlags = flags >> 8; options.m_pOCContext = new CPDF_OCContext(pPDFDoc); if (CPDFSDK_PageView* pPageView = pFXDoc->GetPageView(pPage)) pPageView->PageView_OnDraw(pDevice.get(), &matrix, &options, clip); #endif // PDF_ENABLE_XFA pDevice->RestoreState(); delete options.m_pOCContext; #ifdef PDF_ENABLE_XFA options.m_pOCContext = NULL; #endif // PDF_ENABLE_XFA } DLLEXPORT void STDCALL FPDF_FFLDraw(FPDF_FORMHANDLE hHandle, FPDF_BITMAP bitmap, FPDF_PAGE page, int start_x, int start_y, int size_x, int size_y, int rotate, int flags) { FFLCommon(hHandle, bitmap, nullptr, page, start_x, start_y, size_x, size_y, rotate, flags); } #ifdef _SKIA_SUPPORT_ DLLEXPORT void STDCALL FPDF_FFLRecord(FPDF_FORMHANDLE hHandle, FPDF_RECORDER recorder, FPDF_PAGE page, int start_x, int start_y, int size_x, int size_y, int rotate, int flags) { FFLCommon(hHandle, nullptr, recorder, page, start_x, start_y, size_x, size_y, rotate, flags); } #endif #ifdef PDF_ENABLE_XFA DLLEXPORT void STDCALL FPDF_Widget_Undo(FPDF_DOCUMENT document, FPDF_WIDGET hWidget) { if (NULL == hWidget || NULL == document) return; CPDFXFA_Document* pDocument = (CPDFXFA_Document*)document; if (pDocument->GetDocType() != XFA_DOCTYPE_Dynamic && pDocument->GetDocType() != XFA_DOCTYPE_Static) return; IXFA_MenuHandler* pXFAMenuHander = CPDFXFA_App::GetInstance()->GetXFAApp()->GetMenuHandler(); if (pXFAMenuHander == NULL) return; pXFAMenuHander->Undo((IXFA_Widget*)hWidget); } DLLEXPORT void STDCALL FPDF_Widget_Redo(FPDF_DOCUMENT document, FPDF_WIDGET hWidget) { if (NULL == hWidget || NULL == document) return; CPDFXFA_Document* pDocument = (CPDFXFA_Document*)document; if (pDocument->GetDocType() != XFA_DOCTYPE_Dynamic && pDocument->GetDocType() != XFA_DOCTYPE_Static) return; IXFA_MenuHandler* pXFAMenuHander = CPDFXFA_App::GetInstance()->GetXFAApp()->GetMenuHandler(); if (pXFAMenuHander == NULL) return; pXFAMenuHander->Redo((IXFA_Widget*)hWidget); } DLLEXPORT void STDCALL FPDF_Widget_SelectAll(FPDF_DOCUMENT document, FPDF_WIDGET hWidget) { if (NULL == hWidget || NULL == document) return; CPDFXFA_Document* pDocument = (CPDFXFA_Document*)document; if (pDocument->GetDocType() != XFA_DOCTYPE_Dynamic && pDocument->GetDocType() != XFA_DOCTYPE_Static) return; IXFA_MenuHandler* pXFAMenuHander = CPDFXFA_App::GetInstance()->GetXFAApp()->GetMenuHandler(); if (pXFAMenuHander == NULL) return; pXFAMenuHander->SelectAll((IXFA_Widget*)hWidget); } DLLEXPORT void STDCALL FPDF_Widget_Copy(FPDF_DOCUMENT document, FPDF_WIDGET hWidget, FPDF_WIDESTRING wsText, FPDF_DWORD* size) { if (NULL == hWidget || NULL == document) return; CPDFXFA_Document* pDocument = (CPDFXFA_Document*)document; if (pDocument->GetDocType() != XFA_DOCTYPE_Dynamic && pDocument->GetDocType() != XFA_DOCTYPE_Static) return; IXFA_MenuHandler* pXFAMenuHander = CPDFXFA_App::GetInstance()->GetXFAApp()->GetMenuHandler(); if (pXFAMenuHander == NULL) return; CFX_WideString wsCpText; pXFAMenuHander->Copy((IXFA_Widget*)hWidget, wsCpText); CFX_ByteString bsCpText = wsCpText.UTF16LE_Encode(); int len = bsCpText.GetLength() / sizeof(unsigned short); if (wsText == NULL) { *size = len; return; } int real_size = len < *size ? len : *size; if (real_size > 0) { FXSYS_memcpy((void*)wsText, bsCpText.GetBuffer(real_size * sizeof(unsigned short)), real_size * sizeof(unsigned short)); bsCpText.ReleaseBuffer(real_size * sizeof(unsigned short)); } *size = real_size; } DLLEXPORT void STDCALL FPDF_Widget_Cut(FPDF_DOCUMENT document, FPDF_WIDGET hWidget, FPDF_WIDESTRING wsText, FPDF_DWORD* size) { if (NULL == hWidget || NULL == document) return; CPDFXFA_Document* pDocument = (CPDFXFA_Document*)document; if (pDocument->GetDocType() != XFA_DOCTYPE_Dynamic && pDocument->GetDocType() != XFA_DOCTYPE_Static) return; IXFA_MenuHandler* pXFAMenuHander = CPDFXFA_App::GetInstance()->GetXFAApp()->GetMenuHandler(); if (pXFAMenuHander == NULL) return; CFX_WideString wsCpText; pXFAMenuHander->Cut((IXFA_Widget*)hWidget, wsCpText); CFX_ByteString bsCpText = wsCpText.UTF16LE_Encode(); int len = bsCpText.GetLength() / sizeof(unsigned short); if (wsText == NULL) { *size = len; return; } int real_size = len < *size ? len : *size; if (real_size > 0) { FXSYS_memcpy((void*)wsText, bsCpText.GetBuffer(real_size * sizeof(unsigned short)), real_size * sizeof(unsigned short)); bsCpText.ReleaseBuffer(real_size * sizeof(unsigned short)); } *size = real_size; } DLLEXPORT void STDCALL FPDF_Widget_Paste(FPDF_DOCUMENT document, FPDF_WIDGET hWidget, FPDF_WIDESTRING wsText, FPDF_DWORD size) { if (NULL == hWidget || NULL == document) return; CPDFXFA_Document* pDocument = (CPDFXFA_Document*)document; if (pDocument->GetDocType() != XFA_DOCTYPE_Dynamic && pDocument->GetDocType() != XFA_DOCTYPE_Static) return; IXFA_MenuHandler* pXFAMenuHander = CPDFXFA_App::GetInstance()->GetXFAApp()->GetMenuHandler(); if (pXFAMenuHander == NULL) return; CFX_WideString wstr = CFX_WideString::FromUTF16LE(wsText, size); pXFAMenuHander->Paste((IXFA_Widget*)hWidget, wstr); } DLLEXPORT void STDCALL FPDF_Widget_ReplaceSpellCheckWord(FPDF_DOCUMENT document, FPDF_WIDGET hWidget, float x, float y, FPDF_BYTESTRING bsText) { if (NULL == hWidget || NULL == document) return; CPDFXFA_Document* pDocument = (CPDFXFA_Document*)document; if (pDocument->GetDocType() != XFA_DOCTYPE_Dynamic && pDocument->GetDocType() != XFA_DOCTYPE_Static) return; IXFA_MenuHandler* pXFAMenuHander = CPDFXFA_App::GetInstance()->GetXFAApp()->GetMenuHandler(); if (pXFAMenuHander == NULL) return; CFX_PointF ptPopup; ptPopup.x = x; ptPopup.y = y; CFX_ByteStringC bs(bsText); pXFAMenuHander->ReplaceSpellCheckWord((IXFA_Widget*)hWidget, ptPopup, bs); } DLLEXPORT void STDCALL FPDF_Widget_GetSpellCheckWords(FPDF_DOCUMENT document, FPDF_WIDGET hWidget, float x, float y, FPDF_STRINGHANDLE* stringHandle) { if (!hWidget || !document) return; CPDFXFA_Document* pDocument = (CPDFXFA_Document*)document; if (pDocument->GetDocType() != XFA_DOCTYPE_Dynamic && pDocument->GetDocType() != XFA_DOCTYPE_Static) return; IXFA_MenuHandler* pXFAMenuHander = CPDFXFA_App::GetInstance()->GetXFAApp()->GetMenuHandler(); if (!pXFAMenuHander) return; std::vector<CFX_ByteString>* sSuggestWords = new std::vector<CFX_ByteString>; CFX_PointF ptPopup; ptPopup.x = x; ptPopup.y = y; pXFAMenuHander->GetSuggestWords(reinterpret_cast<IXFA_Widget*>(hWidget), ptPopup, *sSuggestWords); *stringHandle = ToFPDFStringHandle(sSuggestWords); } DLLEXPORT int STDCALL FPDF_StringHandleCounts(FPDF_STRINGHANDLE sHandle) { std::vector<CFX_ByteString>* sSuggestWords = FromFPDFStringHandle(sHandle); return sSuggestWords ? pdfium::CollectionSize<int>(*sSuggestWords) : -1; } DLLEXPORT FPDF_BOOL STDCALL FPDF_StringHandleGetStringByIndex(FPDF_STRINGHANDLE sHandle, int index, FPDF_BYTESTRING bsText, FPDF_DWORD* size) { if (!sHandle || !size) return FALSE; int count = FPDF_StringHandleCounts(sHandle); if (index < 0 || index >= count) return FALSE; std::vector<CFX_ByteString>* sSuggestWords = FromFPDFStringHandle(sHandle); int len = (*sSuggestWords)[index].GetLength(); if (!bsText) { *size = len; return TRUE; } int real_size = len < *size ? len : *size; if (real_size > 0) FXSYS_memcpy((void*)bsText, (const FX_CHAR*)(*sSuggestWords)[index], real_size); *size = real_size; return TRUE; } DLLEXPORT void STDCALL FPDF_StringHandleRelease(FPDF_STRINGHANDLE stringHandle) { delete FromFPDFStringHandle(stringHandle); } DLLEXPORT FPDF_BOOL STDCALL FPDF_StringHandleAddString(FPDF_STRINGHANDLE stringHandle, FPDF_BYTESTRING bsText, FPDF_DWORD size) { if (!stringHandle || !bsText || size == 0) return FALSE; FromFPDFStringHandle(stringHandle)->push_back(CFX_ByteString(bsText, size)); return TRUE; } #endif // PDF_ENABLE_XFA DLLEXPORT void STDCALL FPDF_SetFormFieldHighlightColor(FPDF_FORMHANDLE hHandle, int fieldType, unsigned long color) { if (CPDFSDK_InterForm* pInterForm = FormHandleToInterForm(hHandle)) pInterForm->SetHighlightColor(color, fieldType); } DLLEXPORT void STDCALL FPDF_SetFormFieldHighlightAlpha(FPDF_FORMHANDLE hHandle, unsigned char alpha) { if (CPDFSDK_InterForm* pInterForm = FormHandleToInterForm(hHandle)) pInterForm->SetHighlightAlpha(alpha); } DLLEXPORT void STDCALL FPDF_RemoveFormFieldHighlight(FPDF_FORMHANDLE hHandle) { if (CPDFSDK_InterForm* pInterForm = FormHandleToInterForm(hHandle)) pInterForm->RemoveAllHighLight(); } DLLEXPORT void STDCALL FORM_OnAfterLoadPage(FPDF_PAGE page, FPDF_FORMHANDLE hHandle) { if (CPDFSDK_PageView* pPageView = FormHandleToPageView(hHandle, page)) pPageView->SetValid(TRUE); } DLLEXPORT void STDCALL FORM_OnBeforeClosePage(FPDF_PAGE page, FPDF_FORMHANDLE hHandle) { if (!hHandle) return; CPDFSDK_Document* pSDKDoc = ((CPDFDoc_Environment*)hHandle)->GetSDKDocument(); if (!pSDKDoc) return; UnderlyingPageType* pPage = UnderlyingFromFPDFPage(page); if (!pPage) return; CPDFSDK_PageView* pPageView = pSDKDoc->GetPageView(pPage, FALSE); if (pPageView) { pPageView->SetValid(FALSE); // RemovePageView() takes care of the delete for us. pSDKDoc->RemovePageView(pPage); } } DLLEXPORT void STDCALL FORM_DoDocumentJSAction(FPDF_FORMHANDLE hHandle) { CPDFSDK_Document* pSDKDoc = CPDFSDK_Document::FromFPDFFormHandle(hHandle); if (pSDKDoc && ((CPDFDoc_Environment*)hHandle)->IsJSInitiated()) pSDKDoc->ProcJavascriptFun(); } DLLEXPORT void STDCALL FORM_DoDocumentOpenAction(FPDF_FORMHANDLE hHandle) { CPDFSDK_Document* pSDKDoc = CPDFSDK_Document::FromFPDFFormHandle(hHandle); if (pSDKDoc && ((CPDFDoc_Environment*)hHandle)->IsJSInitiated()) pSDKDoc->ProcOpenAction(); } DLLEXPORT void STDCALL FORM_DoDocumentAAction(FPDF_FORMHANDLE hHandle, int aaType) { CPDFSDK_Document* pSDKDoc = CPDFSDK_Document::FromFPDFFormHandle(hHandle); if (!pSDKDoc) return; CPDF_Document* pDoc = pSDKDoc->GetPDFDocument(); CPDF_Dictionary* pDic = pDoc->GetRoot(); if (!pDic) return; CPDF_AAction aa(pDic->GetDictBy("AA")); if (aa.ActionExist((CPDF_AAction::AActionType)aaType)) { CPDF_Action action = aa.GetAction((CPDF_AAction::AActionType)aaType); CPDFSDK_ActionHandler* pActionHandler = ((CPDFDoc_Environment*)hHandle)->GetActionHander(); pActionHandler->DoAction_Document(action, (CPDF_AAction::AActionType)aaType, pSDKDoc); } } DLLEXPORT void STDCALL FORM_DoPageAAction(FPDF_PAGE page, FPDF_FORMHANDLE hHandle, int aaType) { if (!hHandle) return; CPDFSDK_Document* pSDKDoc = ((CPDFDoc_Environment*)hHandle)->GetSDKDocument(); UnderlyingPageType* pPage = UnderlyingFromFPDFPage(page); CPDF_Page* pPDFPage = CPDFPageFromFPDFPage(page); if (!pPDFPage) return; if (pSDKDoc->GetPageView(pPage, FALSE)) { CPDFDoc_Environment* pEnv = pSDKDoc->GetEnv(); CPDFSDK_ActionHandler* pActionHandler = pEnv->GetActionHander(); CPDF_Dictionary* pPageDict = pPDFPage->m_pFormDict; CPDF_AAction aa(pPageDict->GetDictBy("AA")); if (FPDFPAGE_AACTION_OPEN == aaType) { if (aa.ActionExist(CPDF_AAction::OpenPage)) { CPDF_Action action = aa.GetAction(CPDF_AAction::OpenPage); pActionHandler->DoAction_Page(action, CPDF_AAction::OpenPage, pSDKDoc); } } else { if (aa.ActionExist(CPDF_AAction::ClosePage)) { CPDF_Action action = aa.GetAction(CPDF_AAction::ClosePage); pActionHandler->DoAction_Page(action, CPDF_AAction::ClosePage, pSDKDoc); } } } }