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Diffstat (limited to 'fpdfsdk/fpdfformfill.cpp')
| -rw-r--r-- | fpdfsdk/fpdfformfill.cpp | 836 |
1 files changed, 0 insertions, 836 deletions
diff --git a/fpdfsdk/fpdfformfill.cpp b/fpdfsdk/fpdfformfill.cpp deleted file mode 100644 index ddd460da05..0000000000 --- a/fpdfsdk/fpdfformfill.cpp +++ /dev/null @@ -1,836 +0,0 @@ -// 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/page/cpdf_page.h" -#include "core/fpdfapi/parser/cpdf_document.h" -#include "core/fpdfapi/render/cpdf_renderoptions.h" -#include "core/fpdfdoc/cpdf_formcontrol.h" -#include "core/fpdfdoc/cpdf_formfield.h" -#include "core/fpdfdoc/cpdf_interform.h" -#include "core/fpdfdoc/cpdf_occontext.h" -#include "core/fxge/cfx_defaultrenderdevice.h" -#include "fpdfsdk/cpdfsdk_actionhandler.h" -#include "fpdfsdk/cpdfsdk_formfillenvironment.h" -#include "fpdfsdk/cpdfsdk_helpers.h" -#include "fpdfsdk/cpdfsdk_interform.h" -#include "fpdfsdk/cpdfsdk_pageview.h" -#include "public/fpdfview.h" -#include "third_party/base/ptr_util.h" -#include "third_party/base/stl_util.h" - -#ifdef PDF_ENABLE_XFA -#include "fpdfsdk/fpdfxfa/cpdfxfa_context.h" -#include "fpdfsdk/fpdfxfa/cpdfxfa_page.h" -#include "xfa/fxfa/cxfa_ffdocview.h" -#include "xfa/fxfa/cxfa_ffpageview.h" -#include "xfa/fxfa/cxfa_ffwidget.h" - -static_assert(static_cast<int>(FormType::kNone) == FORMTYPE_NONE, - "None form types must match"); -static_assert(static_cast<int>(FormType::kAcroForm) == FORMTYPE_ACRO_FORM, - "AcroForm form types must match"); -static_assert(static_cast<int>(FormType::kXFAFull) == FORMTYPE_XFA_FULL, - "XFA full form types must match"); -static_assert(static_cast<int>(FormType::kXFAForeground) == - FORMTYPE_XFA_FOREGROUND, - "XFA foreground form types must match"); -#endif // PDF_ENABLE_XFA - -static_assert(static_cast<int>(FormFieldType::kUnknown) == - FPDF_FORMFIELD_UNKNOWN, - "Unknown form field types must match"); -static_assert(static_cast<int>(FormFieldType::kPushButton) == - FPDF_FORMFIELD_PUSHBUTTON, - "PushButton form field types must match"); -static_assert(static_cast<int>(FormFieldType::kCheckBox) == - FPDF_FORMFIELD_CHECKBOX, - "CheckBox form field types must match"); -static_assert(static_cast<int>(FormFieldType::kRadioButton) == - FPDF_FORMFIELD_RADIOBUTTON, - "RadioButton form field types must match"); -static_assert(static_cast<int>(FormFieldType::kComboBox) == - FPDF_FORMFIELD_COMBOBOX, - "ComboBox form field types must match"); -static_assert(static_cast<int>(FormFieldType::kListBox) == - FPDF_FORMFIELD_LISTBOX, - "ListBox form field types must match"); -static_assert(static_cast<int>(FormFieldType::kTextField) == - FPDF_FORMFIELD_TEXTFIELD, - "TextField form field types must match"); -static_assert(static_cast<int>(FormFieldType::kSignature) == - FPDF_FORMFIELD_SIGNATURE, - "Signature form field types must match"); -#ifdef PDF_ENABLE_XFA -static_assert(static_cast<int>(FormFieldType::kXFA) == FPDF_FORMFIELD_XFA, - "XFA form field types must match"); -static_assert(static_cast<int>(FormFieldType::kXFA_CheckBox) == - FPDF_FORMFIELD_XFA_CHECKBOX, - "XFA CheckBox form field types must match"); -static_assert(static_cast<int>(FormFieldType::kXFA_ComboBox) == - FPDF_FORMFIELD_XFA_COMBOBOX, - "XFA ComboBox form field types must match"); -static_assert(static_cast<int>(FormFieldType::kXFA_ImageField) == - FPDF_FORMFIELD_XFA_IMAGEFIELD, - "XFA ImageField form field types must match"); -static_assert(static_cast<int>(FormFieldType::kXFA_ListBox) == - FPDF_FORMFIELD_XFA_LISTBOX, - "XFA ListBox form field types must match"); -static_assert(static_cast<int>(FormFieldType::kXFA_PushButton) == - FPDF_FORMFIELD_XFA_PUSHBUTTON, - "XFA PushButton form field types must match"); -static_assert(static_cast<int>(FormFieldType::kXFA_Signature) == - FPDF_FORMFIELD_XFA_SIGNATURE, - "XFA Signature form field types must match"); -static_assert(static_cast<int>(FormFieldType::kXFA_TextField) == - FPDF_FORMFIELD_XFA_TEXTFIELD, - "XFA TextField form field types must match"); -#endif // PDF_ENABLE_XFA -static_assert(kFormFieldTypeCount == FPDF_FORMFIELD_COUNT, - "Number of form field types must match"); - -namespace { - -CPDFSDK_FormFillEnvironment* HandleToCPDFSDKEnvironment( - FPDF_FORMHANDLE handle) { - return static_cast<CPDFSDK_FormFillEnvironment*>(handle); -} - -CPDFSDK_InterForm* FormHandleToInterForm(FPDF_FORMHANDLE hHandle) { - CPDFSDK_FormFillEnvironment* pFormFillEnv = - HandleToCPDFSDKEnvironment(hHandle); - return pFormFillEnv ? pFormFillEnv->GetInterForm() : nullptr; -} - -CPDFSDK_PageView* FormHandleToPageView(FPDF_FORMHANDLE hHandle, - FPDF_PAGE page) { - UnderlyingPageType* pPage = UnderlyingFromFPDFPage(page); - if (!pPage) - return nullptr; - - CPDFSDK_FormFillEnvironment* pFormFillEnv = - HandleToCPDFSDKEnvironment(hHandle); - return pFormFillEnv ? pFormFillEnv->GetPageView(pPage, true) : nullptr; -} - -#ifdef PDF_ENABLE_XFA -std::vector<ByteString>* FromFPDFStringHandle(FPDF_STRINGHANDLE handle) { - return static_cast<std::vector<ByteString>*>(handle); -} - -FPDF_STRINGHANDLE ToFPDFStringHandle(std::vector<ByteString>* strings) { - return static_cast<FPDF_STRINGHANDLE>(strings); -} -#endif // PDF_ENABLE_XFA - -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; - -#ifdef PDF_ENABLE_XFA - CPDFXFA_Context* pContext = pPage->GetContext(); - if (!pContext) - return; - CPDF_Document* pPDFDoc = pContext->GetPDFDoc(); - if (!pPDFDoc) - return; - CPDFSDK_FormFillEnvironment* pFormFillEnv = - HandleToCPDFSDKEnvironment(hHandle); - if (!pFormFillEnv) - return; -#endif // PDF_ENABLE_XFA - - CFX_Matrix matrix = - pPage->GetDisplayMatrix(start_x, start_y, size_x, size_y, rotate); - FX_RECT clip(start_x, start_y, start_x + size_x, start_y + size_y); - - auto pDevice = pdfium::MakeUnique<CFX_DefaultRenderDevice>(); -#ifdef _SKIA_SUPPORT_ - pDevice->AttachRecorder(static_cast<SkPictureRecorder*>(recorder)); -#endif - RetainPtr<CFX_DIBitmap> holder(CFXBitmapFromFPDFBitmap(bitmap)); - pDevice->Attach(holder, false, nullptr, false); - { - CFX_RenderDevice::StateRestorer restorer(pDevice.get()); - pDevice->SetClip_Rect(clip); - - CPDF_RenderOptions options; - uint32_t option_flags = options.GetFlags(); - if (flags & FPDF_LCD_TEXT) - option_flags |= RENDER_CLEARTYPE; - else - option_flags &= ~RENDER_CLEARTYPE; - options.SetFlags(option_flags); - - // Grayscale output - if (flags & FPDF_GRAYSCALE) - options.SetColorMode(CPDF_RenderOptions::kGray); - - options.SetDrawAnnots(flags & FPDF_ANNOT); - -#ifdef PDF_ENABLE_XFA - options.SetOCContext( - pdfium::MakeRetain<CPDF_OCContext>(pPDFDoc, CPDF_OCContext::View)); - if (CPDFSDK_PageView* pPageView = pFormFillEnv->GetPageView(pPage, true)) - pPageView->PageView_OnDraw(pDevice.get(), &matrix, &options, clip); -#else // PDF_ENABLE_XFA - options.SetOCContext(pdfium::MakeRetain<CPDF_OCContext>( - pPage->m_pDocument.Get(), CPDF_OCContext::View)); - if (CPDFSDK_PageView* pPageView = FormHandleToPageView(hHandle, pPage)) - pPageView->PageView_OnDraw(pDevice.get(), &matrix, &options); -#endif // PDF_ENABLE_XFA - } -#ifdef _SKIA_SUPPORT_PATHS_ - pDevice->Flush(true); - holder->UnPreMultiply(); -#endif -} - -} // namespace - -FPDF_EXPORT int FPDF_CALLCONV -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.Get()); - CPDF_FormControl* pFormCtrl = interform.GetControlAtPoint( - pPage, - CFX_PointF(static_cast<float>(page_x), static_cast<float>(page_y)), - nullptr); - if (!pFormCtrl) - return -1; - CPDF_FormField* pFormField = pFormCtrl->GetField(); - return pFormField ? static_cast<int>(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; - while ((pXFAAnnot = pWidgetIterator->MoveToNext()) != nullptr) { - if (pXFAAnnot->GetFormFieldType() == FormFieldType::kXFA) - continue; - - CFX_RectF rcBBox = pXFAAnnot->GetWidgetRect(); - CFX_FloatRect rcWidget(rcBBox.left, rcBBox.top, rcBBox.left + rcBBox.width, - rcBBox.top + rcBBox.height); - rcWidget.Inflate(1.0f, 1.0f); - if (rcWidget.Contains(CFX_PointF(static_cast<float>(page_x), - static_cast<float>(page_y)))) { - return static_cast<int>(pXFAAnnot->GetFormFieldType()); - } - } -#endif // PDF_ENABLE_XFA - return -1; -} - -FPDF_EXPORT int FPDF_CALLCONV -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.Get()); - int z_order = -1; - (void)interform.GetControlAtPoint( - pPage, CFX_PointF(static_cast<float>(page_x), static_cast<float>(page_y)), - &z_order); - return z_order; -} - -FPDF_EXPORT FPDF_FORMHANDLE FPDF_CALLCONV -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; - -#ifdef PDF_ENABLE_XFA - // If the CPDFXFA_Context has a FormFillEnvironment already then we've done - // this and can just return the old Env. Otherwise, we'll end up setting a new - // environment into the XFADocument and, that could get weird. - if (pDocument->GetFormFillEnv()) - return pDocument->GetFormFillEnv(); -#endif - - auto pFormFillEnv = - pdfium::MakeUnique<CPDFSDK_FormFillEnvironment>(pDocument, formInfo); - -#ifdef PDF_ENABLE_XFA - pDocument->SetFormFillEnv(pFormFillEnv.get()); -#endif // PDF_ENABLE_XFA - - return pFormFillEnv.release(); // Caller takes ownership. -} - -FPDF_EXPORT void FPDF_CALLCONV -FPDFDOC_ExitFormFillEnvironment(FPDF_FORMHANDLE hHandle) { - CPDFSDK_FormFillEnvironment* pFormFillEnv = - HandleToCPDFSDKEnvironment(hHandle); - if (!pFormFillEnv) - return; - -#ifdef PDF_ENABLE_XFA - // Reset the focused annotations and remove the SDK document from the - // XFA document. - pFormFillEnv->ClearAllFocusedAnnots(); - // If the document was closed first, it's possible the XFA document - // is now a nullptr. - if (pFormFillEnv->GetXFAContext()) - pFormFillEnv->GetXFAContext()->SetFormFillEnv(nullptr); -#endif // PDF_ENABLE_XFA - delete pFormFillEnv; -} - -FPDF_EXPORT FPDF_BOOL FPDF_CALLCONV 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; - return pPageView->OnMouseMove(CFX_PointF(page_x, page_y), modifier); -} - -FPDF_EXPORT FPDF_BOOL FPDF_CALLCONV FORM_OnFocus(FPDF_FORMHANDLE hHandle, - FPDF_PAGE page, - int modifier, - double page_x, - double page_y) { - CPDFSDK_PageView* pPageView = FormHandleToPageView(hHandle, page); - if (!pPageView) - return false; - return pPageView->OnFocus(CFX_PointF(page_x, page_y), modifier); -} - -FPDF_EXPORT FPDF_BOOL FPDF_CALLCONV 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; - return pPageView->OnLButtonDown(CFX_PointF(page_x, page_y), modifier); -} - -FPDF_EXPORT FPDF_BOOL FPDF_CALLCONV 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; - return pPageView->OnLButtonUp(CFX_PointF(page_x, page_y), modifier); -} - -#ifdef PDF_ENABLE_XFA -FPDF_EXPORT FPDF_BOOL FPDF_CALLCONV 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; - return pPageView->OnRButtonDown(CFX_PointF(page_x, page_y), modifier); -} - -FPDF_EXPORT FPDF_BOOL FPDF_CALLCONV 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; - return pPageView->OnRButtonUp(CFX_PointF(page_x, page_y), modifier); -} -#endif // PDF_ENABLE_XFA - -FPDF_EXPORT FPDF_BOOL FPDF_CALLCONV 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); -} - -FPDF_EXPORT FPDF_BOOL FPDF_CALLCONV 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); -} - -FPDF_EXPORT FPDF_BOOL FPDF_CALLCONV 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); -} - -FPDF_EXPORT unsigned long FPDF_CALLCONV -FORM_GetSelectedText(FPDF_FORMHANDLE hHandle, - FPDF_PAGE page, - void* buffer, - unsigned long buflen) { - CPDFSDK_PageView* pPageView = FormHandleToPageView(hHandle, page); - if (!pPageView) - return 0; - - WideString wide_str_form_text = pPageView->GetSelectedText(); - ByteString encoded_form_text = wide_str_form_text.UTF16LE_Encode(); - unsigned long form_text_len = encoded_form_text.GetLength(); - - if (buffer && buflen >= form_text_len) - memcpy(buffer, encoded_form_text.c_str(), form_text_len); - - return form_text_len; -} - -FPDF_EXPORT void FPDF_CALLCONV FORM_ReplaceSelection(FPDF_FORMHANDLE hHandle, - FPDF_PAGE page, - FPDF_WIDESTRING wsText) { - CPDFSDK_PageView* pPageView = FormHandleToPageView(hHandle, page); - if (!pPageView) - return; - - size_t len = WideString::WStringLength(wsText); - WideString wide_str_text = WideString::FromUTF16LE(wsText, len); - - pPageView->ReplaceSelection(wide_str_text); -} - -FPDF_EXPORT FPDF_BOOL FPDF_CALLCONV -FORM_ForceToKillFocus(FPDF_FORMHANDLE hHandle) { - CPDFSDK_FormFillEnvironment* pFormFillEnv = - HandleToCPDFSDKEnvironment(hHandle); - if (!pFormFillEnv) - return false; - return pFormFillEnv->KillFocusAnnot(0); -} - -FPDF_EXPORT void FPDF_CALLCONV 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_ -FPDF_EXPORT void FPDF_CALLCONV 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 -FPDF_EXPORT void FPDF_CALLCONV FPDF_Widget_Undo(FPDF_DOCUMENT document, - FPDF_WIDGET hWidget) { - if (!hWidget || !document) - return; - - CPDFXFA_Context* pContext = static_cast<CPDFXFA_Context*>(document); - if (!pContext->ContainsXFAForm()) - return; - - static_cast<CXFA_FFWidget*>(hWidget)->Undo(); -} - -FPDF_EXPORT void FPDF_CALLCONV FPDF_Widget_Redo(FPDF_DOCUMENT document, - FPDF_WIDGET hWidget) { - if (!hWidget || !document) - return; - - CPDFXFA_Context* pContext = static_cast<CPDFXFA_Context*>(document); - if (!pContext->ContainsXFAForm()) - return; - - static_cast<CXFA_FFWidget*>(hWidget)->Redo(); -} - -FPDF_EXPORT void FPDF_CALLCONV FPDF_Widget_SelectAll(FPDF_DOCUMENT document, - FPDF_WIDGET hWidget) { - if (!hWidget || !document) - return; - - CPDFXFA_Context* pContext = static_cast<CPDFXFA_Context*>(document); - if (!pContext->ContainsXFAForm()) - return; - - static_cast<CXFA_FFWidget*>(hWidget)->SelectAll(); -} - -FPDF_EXPORT void FPDF_CALLCONV FPDF_Widget_Copy(FPDF_DOCUMENT document, - FPDF_WIDGET hWidget, - FPDF_WIDESTRING wsText, - FPDF_DWORD* size) { - if (!hWidget || !document) - return; - - CPDFXFA_Context* pContext = static_cast<CPDFXFA_Context*>(document); - if (!pContext->ContainsXFAForm()) - return; - - WideString wsCpText = - static_cast<CXFA_FFWidget*>(hWidget)->Copy().value_or(WideString()); - - ByteString bsCpText = wsCpText.UTF16LE_Encode(); - uint32_t len = bsCpText.GetLength() / sizeof(unsigned short); - if (!wsText) { - *size = len; - return; - } - - uint32_t real_size = len < *size ? len : *size; - if (real_size > 0) { - 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; -} - -FPDF_EXPORT void FPDF_CALLCONV FPDF_Widget_Cut(FPDF_DOCUMENT document, - FPDF_WIDGET hWidget, - FPDF_WIDESTRING wsText, - FPDF_DWORD* size) { - if (!hWidget || !document) - return; - - CPDFXFA_Context* pContext = static_cast<CPDFXFA_Context*>(document); - if (!pContext->ContainsXFAForm()) - return; - - WideString wsCpText = - static_cast<CXFA_FFWidget*>(hWidget)->Cut().value_or(WideString()); - - ByteString bsCpText = wsCpText.UTF16LE_Encode(); - uint32_t len = bsCpText.GetLength() / sizeof(unsigned short); - if (!wsText) { - *size = len; - return; - } - - uint32_t real_size = len < *size ? len : *size; - if (real_size > 0) { - 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; -} - -FPDF_EXPORT void FPDF_CALLCONV FPDF_Widget_Paste(FPDF_DOCUMENT document, - FPDF_WIDGET hWidget, - FPDF_WIDESTRING wsText, - FPDF_DWORD size) { - if (!hWidget || !document) - return; - - CPDFXFA_Context* pContext = static_cast<CPDFXFA_Context*>(document); - if (!pContext->ContainsXFAForm()) - return; - - WideString wstr = WideString::FromUTF16LE(wsText, size); - static_cast<CXFA_FFWidget*>(hWidget)->Paste(wstr); -} - -FPDF_EXPORT void FPDF_CALLCONV -FPDF_Widget_ReplaceSpellCheckWord(FPDF_DOCUMENT document, - FPDF_WIDGET hWidget, - float x, - float y, - FPDF_BYTESTRING bsText) { - if (!hWidget || !document) - return; - - CPDFXFA_Context* pContext = static_cast<CPDFXFA_Context*>(document); - if (!pContext->ContainsXFAForm()) - return; - - CFX_PointF ptPopup; - ptPopup.x = x; - ptPopup.y = y; - ByteStringView bs(bsText); - static_cast<CXFA_FFWidget*>(hWidget)->ReplaceSpellCheckWord(ptPopup, bs); -} - -FPDF_EXPORT void FPDF_CALLCONV -FPDF_Widget_GetSpellCheckWords(FPDF_DOCUMENT document, - FPDF_WIDGET hWidget, - float x, - float y, - FPDF_STRINGHANDLE* stringHandle) { - if (!hWidget || !document) - return; - - auto* pContext = static_cast<CPDFXFA_Context*>(document); - if (!pContext->ContainsXFAForm()) - return; - - CFX_PointF ptPopup; - ptPopup.x = x; - ptPopup.y = y; - auto sSuggestWords = pdfium::MakeUnique<std::vector<ByteString>>(); - static_cast<CXFA_FFWidget*>(hWidget)->GetSuggestWords(ptPopup, - sSuggestWords.get()); - - // Caller takes ownership. - *stringHandle = ToFPDFStringHandle(sSuggestWords.release()); -} - -FPDF_EXPORT int FPDF_CALLCONV -FPDF_StringHandleCounts(FPDF_STRINGHANDLE sHandle) { - std::vector<ByteString>* sSuggestWords = FromFPDFStringHandle(sHandle); - return sSuggestWords ? pdfium::CollectionSize<int>(*sSuggestWords) : -1; -} - -FPDF_EXPORT FPDF_BOOL FPDF_CALLCONV -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<ByteString>* sSuggestWords = FromFPDFStringHandle(sHandle); - uint32_t len = (*sSuggestWords)[index].GetLength(); - if (!bsText) { - *size = len; - return true; - } - - uint32_t real_size = len < *size ? len : *size; - if (real_size > 0) - memcpy((void*)bsText, (*sSuggestWords)[index].c_str(), real_size); - *size = real_size; - return true; -} - -FPDF_EXPORT void FPDF_CALLCONV -FPDF_StringHandleRelease(FPDF_STRINGHANDLE stringHandle) { - delete FromFPDFStringHandle(stringHandle); -} - -FPDF_EXPORT FPDF_BOOL FPDF_CALLCONV -FPDF_StringHandleAddString(FPDF_STRINGHANDLE stringHandle, - FPDF_BYTESTRING bsText, - FPDF_DWORD size) { - if (!stringHandle || !bsText || size == 0) - return false; - - FromFPDFStringHandle(stringHandle)->push_back(ByteString(bsText, size)); - return true; -} -#endif // PDF_ENABLE_XFA - -FPDF_EXPORT void FPDF_CALLCONV -FPDF_SetFormFieldHighlightColor(FPDF_FORMHANDLE hHandle, - int fieldType, - unsigned long color) { - CPDFSDK_InterForm* interForm = FormHandleToInterForm(hHandle); - if (!interForm) - return; - - Optional<FormFieldType> cast_input = IntToFormFieldType(fieldType); - if (!cast_input) - return; - - if (cast_input.value() == FormFieldType::kUnknown) { - interForm->SetAllHighlightColors(color); - } else { - interForm->SetHighlightColor(color, cast_input.value()); - } -} - -FPDF_EXPORT void FPDF_CALLCONV -FPDF_SetFormFieldHighlightAlpha(FPDF_FORMHANDLE hHandle, unsigned char alpha) { - if (CPDFSDK_InterForm* pInterForm = FormHandleToInterForm(hHandle)) - pInterForm->SetHighlightAlpha(alpha); -} - -FPDF_EXPORT void FPDF_CALLCONV -FPDF_RemoveFormFieldHighlight(FPDF_FORMHANDLE hHandle) { - if (CPDFSDK_InterForm* pInterForm = FormHandleToInterForm(hHandle)) - pInterForm->RemoveAllHighLights(); -} - -FPDF_EXPORT void FPDF_CALLCONV FORM_OnAfterLoadPage(FPDF_PAGE page, - FPDF_FORMHANDLE hHandle) { - if (CPDFSDK_PageView* pPageView = FormHandleToPageView(hHandle, page)) - pPageView->SetValid(true); -} - -FPDF_EXPORT void FPDF_CALLCONV FORM_OnBeforeClosePage(FPDF_PAGE page, - FPDF_FORMHANDLE hHandle) { - CPDFSDK_FormFillEnvironment* pFormFillEnv = - HandleToCPDFSDKEnvironment(hHandle); - if (!pFormFillEnv) - return; - - UnderlyingPageType* pPage = UnderlyingFromFPDFPage(page); - if (!pPage) - return; - - CPDFSDK_PageView* pPageView = pFormFillEnv->GetPageView(pPage, false); - if (pPageView) { - pPageView->SetValid(false); - // RemovePageView() takes care of the delete for us. - pFormFillEnv->RemovePageView(pPage); - } -} - -FPDF_EXPORT void FPDF_CALLCONV -FORM_DoDocumentJSAction(FPDF_FORMHANDLE hHandle) { - CPDFSDK_FormFillEnvironment* pFormFillEnv = - HandleToCPDFSDKEnvironment(hHandle); - if (pFormFillEnv && pFormFillEnv->IsJSPlatformPresent()) - pFormFillEnv->ProcJavascriptFun(); -} - -FPDF_EXPORT void FPDF_CALLCONV -FORM_DoDocumentOpenAction(FPDF_FORMHANDLE hHandle) { - CPDFSDK_FormFillEnvironment* pFormFillEnv = - HandleToCPDFSDKEnvironment(hHandle); - if (pFormFillEnv && pFormFillEnv->IsJSPlatformPresent()) - pFormFillEnv->ProcOpenAction(); -} - -FPDF_EXPORT void FPDF_CALLCONV FORM_DoDocumentAAction(FPDF_FORMHANDLE hHandle, - int aaType) { - CPDFSDK_FormFillEnvironment* pFormFillEnv = - HandleToCPDFSDKEnvironment(hHandle); - if (!pFormFillEnv) - return; - - CPDF_Document* pDoc = pFormFillEnv->GetPDFDocument(); - const CPDF_Dictionary* pDict = pDoc->GetRoot(); - if (!pDict) - return; - - CPDF_AAction aa(pDict->GetDictFor("AA")); - auto type = static_cast<CPDF_AAction::AActionType>(aaType); - if (aa.ActionExist(type)) { - CPDF_Action action = aa.GetAction(type); - CPDFSDK_ActionHandler* pActionHandler = - HandleToCPDFSDKEnvironment(hHandle)->GetActionHandler(); - pActionHandler->DoAction_Document(action, type, pFormFillEnv); - } -} - -FPDF_EXPORT void FPDF_CALLCONV FORM_DoPageAAction(FPDF_PAGE page, - FPDF_FORMHANDLE hHandle, - int aaType) { - CPDFSDK_FormFillEnvironment* pFormFillEnv = - HandleToCPDFSDKEnvironment(hHandle); - if (!pFormFillEnv) - return; - - UnderlyingPageType* pPage = UnderlyingFromFPDFPage(page); - CPDF_Page* pPDFPage = CPDFPageFromFPDFPage(page); - if (!pPDFPage) - return; - - if (!pFormFillEnv->GetPageView(pPage, false)) - return; - - CPDFSDK_ActionHandler* pActionHandler = pFormFillEnv->GetActionHandler(); - CPDF_Dictionary* pPageDict = pPDFPage->m_pFormDict.Get(); - CPDF_AAction aa(pPageDict->GetDictFor("AA")); - CPDF_AAction::AActionType type = aaType == FPDFPAGE_AACTION_OPEN - ? CPDF_AAction::OpenPage - : CPDF_AAction::ClosePage; - if (aa.ActionExist(type)) { - CPDF_Action action = aa.GetAction(type); - pActionHandler->DoAction_Page(action, type, pFormFillEnv); - } -} |