// Copyright 2016 PDFium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
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#include "fpdfsdk/cpdfsdk_widget.h"
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#include <memory>
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#include <sstream>
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#include "core/fpdfapi/parser/cpdf_array.h"
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#include "core/fpdfapi/parser/cpdf_dictionary.h"
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#include "core/fpdfapi/parser/cpdf_document.h"
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#include "core/fpdfapi/parser/cpdf_reference.h"
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#include "core/fpdfapi/parser/cpdf_stream.h"
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#include "core/fpdfapi/parser/cpdf_string.h"
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#include "core/fpdfdoc/cpdf_defaultappearance.h"
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#include "core/fpdfdoc/cpdf_formcontrol.h"
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#include "core/fpdfdoc/cpdf_formfield.h"
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#include "core/fpdfdoc/cpdf_iconfit.h"
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#include "core/fpdfdoc/cpdf_interform.h"
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#include "core/fxge/cfx_graphstatedata.h"
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#include "core/fxge/cfx_pathdata.h"
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#include "core/fxge/cfx_renderdevice.h"
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#include "fpdfsdk/cpdfsdk_formfillenvironment.h"
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#include "fpdfsdk/cpdfsdk_interform.h"
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#include "fpdfsdk/cpdfsdk_pageview.h"
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#include "fpdfsdk/formfiller/cba_fontmap.h"
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#include "fpdfsdk/fsdk_actionhandler.h"
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#include "fpdfsdk/fsdk_define.h"
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#include "fpdfsdk/pwl/cpwl_appstream.h"
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#include "fpdfsdk/pwl/cpwl_edit.h"
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#ifdef PDF_ENABLE_XFA
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#include "fpdfsdk/fpdfxfa/cpdfxfa_context.h"
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#include "xfa/fxfa/cxfa_eventparam.h"
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#include "xfa/fxfa/cxfa_ffdocview.h"
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#include "xfa/fxfa/cxfa_ffwidget.h"
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#include "xfa/fxfa/cxfa_ffwidgethandler.h"
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#include "xfa/fxfa/cxfa_widgetacc.h"
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#include "xfa/fxfa/parser/cxfa_node.h"
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#endif // PDF_ENABLE_XFA
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namespace {
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// Convert a FX_ARGB to a FX_COLORREF.
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FX_COLORREF ARGBToColorRef(FX_ARGB argb) {
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return (((static_cast<uint32_t>(argb) & 0x00FF0000) >> 16) |
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(static_cast<uint32_t>(argb) & 0x0000FF00) |
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((static_cast<uint32_t>(argb) & 0x000000FF) << 16));
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}
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} // namespace
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CPDFSDK_Widget::CPDFSDK_Widget(CPDF_Annot* pAnnot,
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CPDFSDK_PageView* pPageView,
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CPDFSDK_InterForm* pInterForm)
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: CPDFSDK_BAAnnot(pAnnot, pPageView),
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m_pInterForm(pInterForm),
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m_nAppearanceAge(0),
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m_nValueAge(0)
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#ifdef PDF_ENABLE_XFA
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,
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m_hMixXFAWidget(nullptr),
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m_pWidgetHandler(nullptr)
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#endif // PDF_ENABLE_XFA
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{
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}
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CPDFSDK_Widget::~CPDFSDK_Widget() {}
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#ifdef PDF_ENABLE_XFA
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CXFA_FFWidget* CPDFSDK_Widget::GetMixXFAWidget() const {
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CPDFXFA_Context* pContext = m_pPageView->GetFormFillEnv()->GetXFAContext();
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if (pContext->GetFormType() == FormType::kXFAForeground) {
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if (!m_hMixXFAWidget) {
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if (CXFA_FFDocView* pDocView = pContext->GetXFADocView()) {
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WideString sName;
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if (GetFieldType() == FormFieldType::kRadioButton) {
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sName = GetAnnotName();
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if (sName.IsEmpty())
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sName = GetName();
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} else {
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sName = GetName();
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}
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if (!sName.IsEmpty())
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m_hMixXFAWidget = pDocView->GetWidgetByName(sName, nullptr);
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}
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}
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return m_hMixXFAWidget.Get();
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}
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return nullptr;
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}
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CXFA_FFWidget* CPDFSDK_Widget::GetGroupMixXFAWidget() {
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CPDFXFA_Context* pContext = m_pPageView->GetFormFillEnv()->GetXFAContext();
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if (pContext->GetFormType() != FormType::kXFAForeground)
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return nullptr;
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CXFA_FFDocView* pDocView = pContext->GetXFADocView();
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if (!pDocView)
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return nullptr;
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WideString sName = GetName();
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return !sName.IsEmpty() ? pDocView->GetWidgetByName(sName, nullptr) : nullptr;
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}
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CXFA_FFWidgetHandler* CPDFSDK_Widget::GetXFAWidgetHandler() const {
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CPDFXFA_Context* pContext = m_pPageView->GetFormFillEnv()->GetXFAContext();
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if (pContext->GetFormType() != FormType::kXFAForeground)
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return nullptr;
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if (!m_pWidgetHandler) {
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CXFA_FFDocView* pDocView = pContext->GetXFADocView();
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if (pDocView)
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m_pWidgetHandler = pDocView->GetWidgetHandler();
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}
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return m_pWidgetHandler.Get();
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}
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static XFA_EVENTTYPE GetXFAEventType(PDFSDK_XFAAActionType eXFAAAT) {
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XFA_EVENTTYPE eEventType = XFA_EVENT_Unknown;
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switch (eXFAAAT) {
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case PDFSDK_XFA_Click:
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eEventType = XFA_EVENT_Click;
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break;
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case PDFSDK_XFA_Full:
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eEventType = XFA_EVENT_Full;
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break;
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case PDFSDK_XFA_PreOpen:
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eEventType = XFA_EVENT_PreOpen;
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break;
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case PDFSDK_XFA_PostOpen:
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eEventType = XFA_EVENT_PostOpen;
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break;
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}
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return eEventType;
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}
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static XFA_EVENTTYPE GetXFAEventType(CPDF_AAction::AActionType eAAT,
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bool bWillCommit) {
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XFA_EVENTTYPE eEventType = XFA_EVENT_Unknown;
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switch (eAAT) {
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case CPDF_AAction::CursorEnter:
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eEventType = XFA_EVENT_MouseEnter;
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break;
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case CPDF_AAction::CursorExit:
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eEventType = XFA_EVENT_MouseExit;
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break;
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case CPDF_AAction::ButtonDown:
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eEventType = XFA_EVENT_MouseDown;
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break;
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case CPDF_AAction::ButtonUp:
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eEventType = XFA_EVENT_MouseUp;
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break;
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case CPDF_AAction::GetFocus:
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eEventType = XFA_EVENT_Enter;
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break;
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case CPDF_AAction::LoseFocus:
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eEventType = XFA_EVENT_Exit;
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break;
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case CPDF_AAction::PageOpen:
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case CPDF_AAction::PageClose:
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case CPDF_AAction::PageVisible:
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case CPDF_AAction::PageInvisible:
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break;
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case CPDF_AAction::KeyStroke:
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if (!bWillCommit)
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eEventType = XFA_EVENT_Change;
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break;
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case CPDF_AAction::Validate:
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eEventType = XFA_EVENT_Validate;
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break;
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case CPDF_AAction::OpenPage:
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case CPDF_AAction::ClosePage:
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case CPDF_AAction::Format:
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case CPDF_AAction::Calculate:
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case CPDF_AAction::CloseDocument:
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case CPDF_AAction::SaveDocument:
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case CPDF_AAction::DocumentSaved:
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case CPDF_AAction::PrintDocument:
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case CPDF_AAction::DocumentPrinted:
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break;
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case CPDF_AAction::NumberOfActions:
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NOTREACHED();
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break;
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}
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return eEventType;
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}
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bool CPDFSDK_Widget::HasXFAAAction(PDFSDK_XFAAActionType eXFAAAT) {
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CXFA_FFWidget* hWidget = GetMixXFAWidget();
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if (!hWidget)
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return false;
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CXFA_FFWidgetHandler* pXFAWidgetHandler = GetXFAWidgetHandler();
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if (!pXFAWidgetHandler)
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return false;
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XFA_EVENTTYPE eEventType = GetXFAEventType(eXFAAAT);
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if ((eEventType == XFA_EVENT_Click || eEventType == XFA_EVENT_Change) &&
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GetFieldType() == FormFieldType::kRadioButton) {
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if (CXFA_FFWidget* hGroupWidget = GetGroupMixXFAWidget()) {
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if (pXFAWidgetHandler->HasEvent(hGroupWidget->GetNode()->GetWidgetAcc(),
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eEventType)) {
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return true;
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}
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}
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}
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return pXFAWidgetHandler->HasEvent(hWidget->GetNode()->GetWidgetAcc(),
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eEventType);
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}
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bool CPDFSDK_Widget::OnXFAAAction(PDFSDK_XFAAActionType eXFAAAT,
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PDFSDK_FieldAction& data,
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CPDFSDK_PageView* pPageView) {
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CPDFXFA_Context* pContext = m_pPageView->GetFormFillEnv()->GetXFAContext();
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CXFA_FFWidget* hWidget = GetMixXFAWidget();
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if (!hWidget)
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return false;
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XFA_EVENTTYPE eEventType = GetXFAEventType(eXFAAAT);
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if (eEventType == XFA_EVENT_Unknown)
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return false;
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CXFA_FFWidgetHandler* pXFAWidgetHandler = GetXFAWidgetHandler();
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if (!pXFAWidgetHandler)
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return false;
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CXFA_EventParam param;
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param.m_eType = eEventType;
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param.m_wsChange = data.sChange;
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param.m_iCommitKey = data.nCommitKey;
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param.m_bShift = data.bShift;
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param.m_iSelStart = data.nSelStart;
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param.m_iSelEnd = data.nSelEnd;
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param.m_wsFullText = data.sValue;
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param.m_bKeyDown = data.bKeyDown;
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param.m_bModifier = data.bModifier;
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param.m_wsNewText = data.sValue;
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if (data.nSelEnd > data.nSelStart)
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param.m_wsNewText.Delete(data.nSelStart, data.nSelEnd - data.nSelStart);
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for (const auto& c : data.sChange)
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param.m_wsNewText.Insert(data.nSelStart, c);
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param.m_wsPrevText = data.sValue;
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if ((eEventType == XFA_EVENT_Click || eEventType == XFA_EVENT_Change) &&
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GetFieldType() == FormFieldType::kRadioButton) {
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if (CXFA_FFWidget* hGroupWidget = GetGroupMixXFAWidget()) {
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CXFA_WidgetAcc* pAcc = hGroupWidget->GetNode()->GetWidgetAcc();
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param.m_pTarget = pAcc;
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if (pXFAWidgetHandler->ProcessEvent(pAcc, ¶m) !=
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XFA_EVENTERROR_Success) {
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return false;
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}
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}
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}
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CXFA_WidgetAcc* pAcc = hWidget->GetNode()->GetWidgetAcc();
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param.m_pTarget = pAcc;
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int32_t nRet = pXFAWidgetHandler->ProcessEvent(pAcc, ¶m);
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if (CXFA_FFDocView* pDocView = pContext->GetXFADocView())
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pDocView->UpdateDocView();
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return nRet == XFA_EVENTERROR_Success;
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}
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void CPDFSDK_Widget::Synchronize(bool bSynchronizeElse) {
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CXFA_FFWidget* hWidget = GetMixXFAWidget();
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if (!hWidget)
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return;
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CXFA_WidgetAcc* pWidgetAcc = hWidget->GetNode()->GetWidgetAcc();
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if (!pWidgetAcc)
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return;
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CPDF_FormField* pFormField = GetFormField();
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switch (GetFieldType()) {
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case FormFieldType::kCheckBox:
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case FormFieldType::kRadioButton: {
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CPDF_FormControl* pFormCtrl = GetFormControl();
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XFA_CHECKSTATE eCheckState =
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pFormCtrl->IsChecked() ? XFA_CHECKSTATE_On : XFA_CHECKSTATE_Off;
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pWidgetAcc->SetCheckState(eCheckState, true);
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break;
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}
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case FormFieldType::kTextField:
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pWidgetAcc->SetValue(XFA_VALUEPICTURE_Edit, pFormField->GetValue());
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break;
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case FormFieldType::kListBox: {
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pWidgetAcc->ClearAllSelections();
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for (int i = 0, sz = pFormField->CountSelectedItems(); i < sz; i++) {
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int nIndex = pFormField->GetSelectedIndex(i);
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if (nIndex > -1 && nIndex < pWidgetAcc->CountChoiceListItems(false))
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pWidgetAcc->SetItemState(nIndex, true, false, false, true);
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}
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break;
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}
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case FormFieldType::kComboBox: {
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pWidgetAcc->ClearAllSelections();
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for (int i = 0, sz = pFormField->CountSelectedItems(); i < sz; i++) {
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int nIndex = pFormField->GetSelectedIndex(i);
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if (nIndex > -1 && nIndex < pWidgetAcc->CountChoiceListItems(false))
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pWidgetAcc->SetItemState(nIndex, true, false, false, true);
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}
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pWidgetAcc->SetValue(XFA_VALUEPICTURE_Edit, pFormField->GetValue());
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break;
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}
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default:
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break;
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}
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if (bSynchronizeElse) {
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CPDFXFA_Context* context = m_pPageView->GetFormFillEnv()->GetXFAContext();
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context->GetXFADocView()->ProcessValueChanged(pWidgetAcc);
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}
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}
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void CPDFSDK_Widget::SynchronizeXFAValue() {
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CPDFXFA_Context* pContext = m_pPageView->GetFormFillEnv()->GetXFAContext();
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CXFA_FFDocView* pXFADocView = pContext->GetXFADocView();
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if (!pXFADocView)
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return;
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if (CXFA_FFWidget* hWidget = GetMixXFAWidget()) {
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if (GetXFAWidgetHandler()) {
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CPDFSDK_Widget::SynchronizeXFAValue(pXFADocView, hWidget, GetFormField(),
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GetFormControl());
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}
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}
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}
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void CPDFSDK_Widget::SynchronizeXFAItems() {
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CPDFXFA_Context* pContext = m_pPageView->GetFormFillEnv()->GetXFAContext();
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CXFA_FFDocView* pXFADocView = pContext->GetXFADocView();
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if (!pXFADocView)
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return;
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if (CXFA_FFWidget* hWidget = GetMixXFAWidget()) {
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if (GetXFAWidgetHandler())
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SynchronizeXFAItems(pXFADocView, hWidget, GetFormField(), nullptr);
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}
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}
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void CPDFSDK_Widget::SynchronizeXFAValue(CXFA_FFDocView* pXFADocView,
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CXFA_FFWidget* hWidget,
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CPDF_FormField* pFormField,
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CPDF_FormControl* pFormControl) {
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ASSERT(hWidget);
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ASSERT(pFormControl);
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switch (pFormField->GetFieldType()) {
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case FormFieldType::kCheckBox: {
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if (CXFA_WidgetAcc* pWidgetAcc = hWidget->GetNode()->GetWidgetAcc()) {
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pFormField->CheckControl(
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pFormField->GetControlIndex(pFormControl),
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pWidgetAcc->GetCheckState() == XFA_CHECKSTATE_On, true);
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}
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break;
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}
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case FormFieldType::kRadioButton: {
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// TODO(weili): Check whether we need to handle checkbox and radio
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// button differently, otherwise, merge these two cases.
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if (CXFA_WidgetAcc* pWidgetAcc = hWidget->GetNode()->GetWidgetAcc()) {
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pFormField->CheckControl(
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pFormField->GetControlIndex(pFormControl),
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pWidgetAcc->GetCheckState() == XFA_CHECKSTATE_On, true);
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}
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break;
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}
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case FormFieldType::kTextField: {
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if (CXFA_WidgetAcc* pWidgetAcc = hWidget->GetNode()->GetWidgetAcc()) {
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pFormField->SetValue(pWidgetAcc->GetValue(XFA_VALUEPICTURE_Display),
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true);
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}
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break;
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}
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case FormFieldType::kListBox: {
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pFormField->ClearSelection(false);
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if (CXFA_WidgetAcc* pWidgetAcc = hWidget->GetNode()->GetWidgetAcc()) {
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for (int i = 0, sz = pWidgetAcc->CountSelectedItems(); i < sz; i++) {
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int nIndex = pWidgetAcc->GetSelectedItem(i);
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if (nIndex > -1 && nIndex < pFormField->CountOptions()) {
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pFormField->SetItemSelection(nIndex, true, true);
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}
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}
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}
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break;
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}
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case FormFieldType::kComboBox: {
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pFormField->ClearSelection(false);
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if (CXFA_WidgetAcc* pWidgetAcc = hWidget->GetNode()->GetWidgetAcc()) {
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for (int i = 0, sz = pWidgetAcc->CountSelectedItems(); i < sz; i++) {
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int nIndex = pWidgetAcc->GetSelectedItem(i);
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if (nIndex > -1 && nIndex < pFormField->CountOptions()) {
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pFormField->SetItemSelection(nIndex, true, true);
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}
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}
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pFormField->SetValue(pWidgetAcc->GetValue(XFA_VALUEPICTURE_Display),
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true);
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}
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break;
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}
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default:
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break;
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}
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}
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void CPDFSDK_Widget::SynchronizeXFAItems(CXFA_FFDocView* pXFADocView,
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CXFA_FFWidget* hWidget,
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CPDF_FormField* pFormField,
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CPDF_FormControl* pFormControl) {
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ASSERT(hWidget);
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switch (pFormField->GetFieldType()) {
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case FormFieldType::kListBox: {
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pFormField->ClearSelection(false);
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pFormField->ClearOptions(true);
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if (CXFA_WidgetAcc* pWidgetAcc = hWidget->GetNode()->GetWidgetAcc()) {
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for (int i = 0, sz = pWidgetAcc->CountChoiceListItems(false); i < sz;
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i++) {
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pFormField->InsertOption(
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pWidgetAcc->GetChoiceListItem(i, false).value_or(L""), i, true);
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}
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}
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break;
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}
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case FormFieldType::kComboBox: {
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pFormField->ClearSelection(false);
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pFormField->ClearOptions(false);
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if (CXFA_WidgetAcc* pWidgetAcc = hWidget->GetNode()->GetWidgetAcc()) {
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for (int i = 0, sz = pWidgetAcc->CountChoiceListItems(false); i < sz;
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i++) {
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pFormField->InsertOption(
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pWidgetAcc->GetChoiceListItem(i, false).value_or(L""), i, false);
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}
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}
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pFormField->SetValue(L"", true);
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break;
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}
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default:
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break;
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}
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}
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#endif // PDF_ENABLE_XFA
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bool CPDFSDK_Widget::IsWidgetAppearanceValid(CPDF_Annot::AppearanceMode mode) {
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CPDF_Dictionary* pAP = m_pAnnot->GetAnnotDict()->GetDictFor("AP");
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if (!pAP)
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return false;
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// Choose the right sub-ap
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const char* ap_entry = "N";
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if (mode == CPDF_Annot::Down)
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ap_entry = "D";
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else if (mode == CPDF_Annot::Rollover)
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ap_entry = "R";
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if (!pAP->KeyExist(ap_entry))
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ap_entry = "N";
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// Get the AP stream or subdirectory
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CPDF_Object* psub = pAP->GetDirectObjectFor(ap_entry);
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if (!psub)
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return false;
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FormFieldType fieldType = GetFieldType();
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switch (fieldType) {
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case FormFieldType::kPushButton:
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case FormFieldType::kComboBox:
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case FormFieldType::kListBox:
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case FormFieldType::kTextField:
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case FormFieldType::kSignature:
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return psub->IsStream();
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case FormFieldType::kCheckBox:
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case FormFieldType::kRadioButton:
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if (CPDF_Dictionary* pSubDict = psub->AsDictionary()) {
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return !!pSubDict->GetStreamFor(GetAppState());
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}
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return false;
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default:
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return true;
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}
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}
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FormFieldType CPDFSDK_Widget::GetFieldType() const {
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CPDF_FormField* pField = GetFormField();
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return pField ? pField->GetFieldType() : FormFieldType::kUnknown;
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}
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bool CPDFSDK_Widget::IsAppearanceValid() {
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#ifdef PDF_ENABLE_XFA
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CPDFXFA_Context* pContext = m_pPageView->GetFormFillEnv()->GetXFAContext();
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FormType formType = pContext->GetFormType();
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if (formType == FormType::kXFAFull)
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return true;
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#endif // PDF_ENABLE_XFA
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return CPDFSDK_BAAnnot::IsAppearanceValid();
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}
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int CPDFSDK_Widget::GetLayoutOrder() const {
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return 2;
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}
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int CPDFSDK_Widget::GetFieldFlags() const {
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CPDF_InterForm* pPDFInterForm = m_pInterForm->GetInterForm();
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CPDF_FormControl* pFormControl =
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pPDFInterForm->GetControlByDict(m_pAnnot->GetAnnotDict());
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CPDF_FormField* pFormField = pFormControl->GetField();
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return pFormField->GetFieldFlags();
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}
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bool CPDFSDK_Widget::IsSignatureWidget() const {
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return GetFieldType() == FormFieldType::kSignature;
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}
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CPDF_FormField* CPDFSDK_Widget::GetFormField() const {
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CPDF_FormControl* pControl = GetFormControl();
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return pControl ? pControl->GetField() : nullptr;
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}
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CPDF_FormControl* CPDFSDK_Widget::GetFormControl() const {
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CPDF_InterForm* pPDFInterForm = m_pInterForm->GetInterForm();
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return pPDFInterForm->GetControlByDict(GetAnnotDict());
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}
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CPDF_FormControl* CPDFSDK_Widget::GetFormControl(
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CPDF_InterForm* pInterForm,
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const CPDF_Dictionary* pAnnotDict) {
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ASSERT(pAnnotDict);
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return pInterForm->GetControlByDict(pAnnotDict);
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}
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int CPDFSDK_Widget::GetRotate() const {
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CPDF_FormControl* pCtrl = GetFormControl();
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return pCtrl->GetRotation() % 360;
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}
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#ifdef PDF_ENABLE_XFA
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WideString CPDFSDK_Widget::GetName() const {
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CPDF_FormField* pFormField = GetFormField();
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return pFormField->GetFullName();
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}
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#endif // PDF_ENABLE_XFA
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bool CPDFSDK_Widget::GetFillColor(FX_COLORREF& color) const {
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CPDF_FormControl* pFormCtrl = GetFormControl();
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int iColorType = 0;
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color = ARGBToColorRef(pFormCtrl->GetBackgroundColor(iColorType));
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return iColorType != CFX_Color::kTransparent;
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}
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bool CPDFSDK_Widget::GetBorderColor(FX_COLORREF& color) const {
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CPDF_FormControl* pFormCtrl = GetFormControl();
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int iColorType = 0;
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color = ARGBToColorRef(pFormCtrl->GetBorderColor(iColorType));
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return iColorType != CFX_Color::kTransparent;
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}
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bool CPDFSDK_Widget::GetTextColor(FX_COLORREF& color) const {
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CPDF_FormControl* pFormCtrl = GetFormControl();
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CPDF_DefaultAppearance da = pFormCtrl->GetDefaultAppearance();
|
if (!da.HasColor())
|
return false;
|
|
FX_ARGB argb;
|
int iColorType = CFX_Color::kTransparent;
|
da.GetColor(argb, iColorType);
|
color = ARGBToColorRef(argb);
|
return iColorType != CFX_Color::kTransparent;
|
}
|
|
float CPDFSDK_Widget::GetFontSize() const {
|
CPDF_FormControl* pFormCtrl = GetFormControl();
|
CPDF_DefaultAppearance pDa = pFormCtrl->GetDefaultAppearance();
|
float fFontSize;
|
pDa.GetFont(&fFontSize);
|
return fFontSize;
|
}
|
|
int CPDFSDK_Widget::GetSelectedIndex(int nIndex) const {
|
#ifdef PDF_ENABLE_XFA
|
if (CXFA_FFWidget* hWidget = GetMixXFAWidget()) {
|
if (CXFA_WidgetAcc* pWidgetAcc = hWidget->GetNode()->GetWidgetAcc()) {
|
if (nIndex < pWidgetAcc->CountSelectedItems())
|
return pWidgetAcc->GetSelectedItem(nIndex);
|
}
|
}
|
#endif // PDF_ENABLE_XFA
|
CPDF_FormField* pFormField = GetFormField();
|
return pFormField->GetSelectedIndex(nIndex);
|
}
|
|
#ifdef PDF_ENABLE_XFA
|
WideString CPDFSDK_Widget::GetValue(bool bDisplay) const {
|
if (CXFA_FFWidget* hWidget = GetMixXFAWidget()) {
|
if (CXFA_WidgetAcc* pWidgetAcc = hWidget->GetNode()->GetWidgetAcc()) {
|
return pWidgetAcc->GetValue(bDisplay ? XFA_VALUEPICTURE_Display
|
: XFA_VALUEPICTURE_Edit);
|
}
|
}
|
#else
|
WideString CPDFSDK_Widget::GetValue() const {
|
#endif // PDF_ENABLE_XFA
|
CPDF_FormField* pFormField = GetFormField();
|
return pFormField->GetValue();
|
}
|
|
WideString CPDFSDK_Widget::GetDefaultValue() const {
|
CPDF_FormField* pFormField = GetFormField();
|
return pFormField->GetDefaultValue();
|
}
|
|
WideString CPDFSDK_Widget::GetOptionLabel(int nIndex) const {
|
CPDF_FormField* pFormField = GetFormField();
|
return pFormField->GetOptionLabel(nIndex);
|
}
|
|
int CPDFSDK_Widget::CountOptions() const {
|
CPDF_FormField* pFormField = GetFormField();
|
return pFormField->CountOptions();
|
}
|
|
bool CPDFSDK_Widget::IsOptionSelected(int nIndex) const {
|
#ifdef PDF_ENABLE_XFA
|
if (CXFA_FFWidget* hWidget = GetMixXFAWidget()) {
|
if (CXFA_WidgetAcc* pWidgetAcc = hWidget->GetNode()->GetWidgetAcc()) {
|
if (nIndex > -1 && nIndex < pWidgetAcc->CountChoiceListItems(false))
|
return pWidgetAcc->GetItemState(nIndex);
|
|
return false;
|
}
|
}
|
#endif // PDF_ENABLE_XFA
|
CPDF_FormField* pFormField = GetFormField();
|
return pFormField->IsItemSelected(nIndex);
|
}
|
|
int CPDFSDK_Widget::GetTopVisibleIndex() const {
|
CPDF_FormField* pFormField = GetFormField();
|
return pFormField->GetTopVisibleIndex();
|
}
|
|
bool CPDFSDK_Widget::IsChecked() const {
|
#ifdef PDF_ENABLE_XFA
|
if (CXFA_FFWidget* hWidget = GetMixXFAWidget()) {
|
if (CXFA_WidgetAcc* pWidgetAcc = hWidget->GetNode()->GetWidgetAcc())
|
return pWidgetAcc->GetCheckState() == XFA_CHECKSTATE_On;
|
}
|
#endif // PDF_ENABLE_XFA
|
CPDF_FormControl* pFormCtrl = GetFormControl();
|
return pFormCtrl->IsChecked();
|
}
|
|
int CPDFSDK_Widget::GetAlignment() const {
|
CPDF_FormControl* pFormCtrl = GetFormControl();
|
return pFormCtrl->GetControlAlignment();
|
}
|
|
int CPDFSDK_Widget::GetMaxLen() const {
|
CPDF_FormField* pFormField = GetFormField();
|
return pFormField->GetMaxLen();
|
}
|
|
void CPDFSDK_Widget::SetCheck(bool bChecked, bool bNotify) {
|
CPDF_FormControl* pFormCtrl = GetFormControl();
|
CPDF_FormField* pFormField = pFormCtrl->GetField();
|
pFormField->CheckControl(pFormField->GetControlIndex(pFormCtrl), bChecked,
|
bNotify);
|
#ifdef PDF_ENABLE_XFA
|
if (!IsWidgetAppearanceValid(CPDF_Annot::Normal))
|
ResetAppearance(true);
|
if (!bNotify)
|
Synchronize(true);
|
#endif // PDF_ENABLE_XFA
|
}
|
|
void CPDFSDK_Widget::SetValue(const WideString& sValue, bool bNotify) {
|
CPDF_FormField* pFormField = GetFormField();
|
pFormField->SetValue(sValue, bNotify);
|
#ifdef PDF_ENABLE_XFA
|
if (!bNotify)
|
Synchronize(true);
|
#endif // PDF_ENABLE_XFA
|
}
|
|
void CPDFSDK_Widget::SetDefaultValue(const WideString& sValue) {}
|
void CPDFSDK_Widget::SetOptionSelection(int index,
|
bool bSelected,
|
bool bNotify) {
|
CPDF_FormField* pFormField = GetFormField();
|
pFormField->SetItemSelection(index, bSelected, bNotify);
|
#ifdef PDF_ENABLE_XFA
|
if (!bNotify)
|
Synchronize(true);
|
#endif // PDF_ENABLE_XFA
|
}
|
|
void CPDFSDK_Widget::ClearSelection(bool bNotify) {
|
CPDF_FormField* pFormField = GetFormField();
|
pFormField->ClearSelection(bNotify);
|
#ifdef PDF_ENABLE_XFA
|
if (!bNotify)
|
Synchronize(true);
|
#endif // PDF_ENABLE_XFA
|
}
|
|
void CPDFSDK_Widget::SetTopVisibleIndex(int index) {}
|
|
void CPDFSDK_Widget::SetAppModified() {
|
m_bAppModified = true;
|
}
|
|
void CPDFSDK_Widget::ClearAppModified() {
|
m_bAppModified = false;
|
}
|
|
bool CPDFSDK_Widget::IsAppModified() const {
|
return m_bAppModified;
|
}
|
|
#ifdef PDF_ENABLE_XFA
|
void CPDFSDK_Widget::ResetAppearance(bool bValueChanged) {
|
switch (GetFieldType()) {
|
case FormFieldType::kTextField:
|
case FormFieldType::kComboBox: {
|
bool bFormatted = false;
|
WideString sValue = OnFormat(bFormatted);
|
ResetAppearance(bFormatted ? &sValue : nullptr, true);
|
break;
|
}
|
default:
|
ResetAppearance(nullptr, false);
|
break;
|
}
|
}
|
#endif // PDF_ENABLE_XFA
|
|
void CPDFSDK_Widget::ResetAppearance(const WideString* sValue,
|
bool bValueChanged) {
|
SetAppModified();
|
|
m_nAppearanceAge++;
|
if (bValueChanged)
|
m_nValueAge++;
|
|
CPWL_AppStream appStream(this, GetAPDict());
|
switch (GetFieldType()) {
|
case FormFieldType::kPushButton:
|
appStream.SetAsPushButton();
|
break;
|
case FormFieldType::kCheckBox:
|
appStream.SetAsCheckBox();
|
break;
|
case FormFieldType::kRadioButton:
|
appStream.SetAsRadioButton();
|
break;
|
case FormFieldType::kComboBox:
|
appStream.SetAsComboBox(sValue);
|
break;
|
case FormFieldType::kListBox:
|
appStream.SetAsListBox();
|
break;
|
case FormFieldType::kTextField:
|
appStream.SetAsTextField(sValue);
|
break;
|
default:
|
break;
|
}
|
|
m_pAnnot->ClearCachedAP();
|
}
|
|
WideString CPDFSDK_Widget::OnFormat(bool& bFormatted) {
|
CPDF_FormField* pFormField = GetFormField();
|
ASSERT(pFormField);
|
return m_pInterForm->OnFormat(pFormField, bFormatted);
|
}
|
|
void CPDFSDK_Widget::ResetFieldAppearance(bool bValueChanged) {
|
CPDF_FormField* pFormField = GetFormField();
|
ASSERT(pFormField);
|
m_pInterForm->ResetFieldAppearance(pFormField, nullptr, bValueChanged);
|
}
|
|
void CPDFSDK_Widget::DrawAppearance(CFX_RenderDevice* pDevice,
|
const CFX_Matrix& mtUser2Device,
|
CPDF_Annot::AppearanceMode mode,
|
const CPDF_RenderOptions* pOptions) {
|
FormFieldType fieldType = GetFieldType();
|
|
if ((fieldType == FormFieldType::kCheckBox ||
|
fieldType == FormFieldType::kRadioButton) &&
|
mode == CPDF_Annot::Normal &&
|
!IsWidgetAppearanceValid(CPDF_Annot::Normal)) {
|
CFX_PathData pathData;
|
|
CFX_FloatRect rcAnnot = GetRect();
|
|
pathData.AppendRect(rcAnnot.left, rcAnnot.bottom, rcAnnot.right,
|
rcAnnot.top);
|
|
CFX_GraphStateData gsd;
|
gsd.m_LineWidth = 0.0f;
|
|
pDevice->DrawPath(&pathData, &mtUser2Device, &gsd, 0, 0xFFAAAAAA,
|
FXFILL_ALTERNATE);
|
} else {
|
CPDFSDK_BAAnnot::DrawAppearance(pDevice, mtUser2Device, mode, pOptions);
|
}
|
}
|
|
void CPDFSDK_Widget::UpdateField() {
|
CPDF_FormField* pFormField = GetFormField();
|
ASSERT(pFormField);
|
m_pInterForm->UpdateField(pFormField);
|
}
|
|
void CPDFSDK_Widget::DrawShadow(CFX_RenderDevice* pDevice,
|
CPDFSDK_PageView* pPageView) {
|
FormFieldType fieldType = GetFieldType();
|
if (!m_pInterForm->IsNeedHighLight(fieldType))
|
return;
|
|
CFX_Matrix page2device;
|
pPageView->GetCurrentMatrix(page2device);
|
|
CFX_FloatRect rcDevice = GetRect();
|
CFX_PointF tmp =
|
page2device.Transform(CFX_PointF(rcDevice.left, rcDevice.bottom));
|
rcDevice.left = tmp.x;
|
rcDevice.bottom = tmp.y;
|
|
tmp = page2device.Transform(CFX_PointF(rcDevice.right, rcDevice.top));
|
rcDevice.right = tmp.x;
|
rcDevice.top = tmp.y;
|
rcDevice.Normalize();
|
|
FX_RECT rcDev = rcDevice.ToFxRect();
|
pDevice->FillRect(
|
&rcDev, ArgbEncode(static_cast<int>(m_pInterForm->GetHighlightAlpha()),
|
m_pInterForm->GetHighlightColor(fieldType)));
|
}
|
|
CFX_FloatRect CPDFSDK_Widget::GetClientRect() const {
|
CFX_FloatRect rcWindow = GetRotatedRect();
|
float fBorderWidth = (float)GetBorderWidth();
|
switch (GetBorderStyle()) {
|
case BorderStyle::BEVELED:
|
case BorderStyle::INSET:
|
fBorderWidth *= 2.0f;
|
break;
|
default:
|
break;
|
}
|
return rcWindow.GetDeflated(fBorderWidth, fBorderWidth);
|
}
|
|
CFX_FloatRect CPDFSDK_Widget::GetRotatedRect() const {
|
CFX_FloatRect rectAnnot = GetRect();
|
float fWidth = rectAnnot.right - rectAnnot.left;
|
float fHeight = rectAnnot.top - rectAnnot.bottom;
|
|
CPDF_FormControl* pControl = GetFormControl();
|
CFX_FloatRect rcPDFWindow;
|
switch (abs(pControl->GetRotation() % 360)) {
|
case 0:
|
case 180:
|
default:
|
rcPDFWindow = CFX_FloatRect(0, 0, fWidth, fHeight);
|
break;
|
case 90:
|
case 270:
|
rcPDFWindow = CFX_FloatRect(0, 0, fHeight, fWidth);
|
break;
|
}
|
|
return rcPDFWindow;
|
}
|
|
CFX_Matrix CPDFSDK_Widget::GetMatrix() const {
|
CFX_Matrix mt;
|
CPDF_FormControl* pControl = GetFormControl();
|
CFX_FloatRect rcAnnot = GetRect();
|
float fWidth = rcAnnot.right - rcAnnot.left;
|
float fHeight = rcAnnot.top - rcAnnot.bottom;
|
|
switch (abs(pControl->GetRotation() % 360)) {
|
default:
|
case 0:
|
break;
|
case 90:
|
mt = CFX_Matrix(0, 1, -1, 0, fWidth, 0);
|
break;
|
case 180:
|
mt = CFX_Matrix(-1, 0, 0, -1, fWidth, fHeight);
|
break;
|
case 270:
|
mt = CFX_Matrix(0, -1, 1, 0, 0, fHeight);
|
break;
|
}
|
|
return mt;
|
}
|
|
CFX_Color CPDFSDK_Widget::GetTextPWLColor() const {
|
CFX_Color crText = CFX_Color(CFX_Color::kGray, 0);
|
|
CPDF_FormControl* pFormCtrl = GetFormControl();
|
CPDF_DefaultAppearance da = pFormCtrl->GetDefaultAppearance();
|
if (da.HasColor()) {
|
int32_t iColorType;
|
float fc[4];
|
da.GetColor(iColorType, fc);
|
crText = CFX_Color(iColorType, fc[0], fc[1], fc[2], fc[3]);
|
}
|
|
return crText;
|
}
|
|
CFX_Color CPDFSDK_Widget::GetBorderPWLColor() const {
|
CFX_Color crBorder;
|
|
CPDF_FormControl* pFormCtrl = GetFormControl();
|
int32_t iColorType;
|
float fc[4];
|
pFormCtrl->GetOriginalBorderColor(iColorType, fc);
|
if (iColorType > 0)
|
crBorder = CFX_Color(iColorType, fc[0], fc[1], fc[2], fc[3]);
|
|
return crBorder;
|
}
|
|
CFX_Color CPDFSDK_Widget::GetFillPWLColor() const {
|
CFX_Color crFill;
|
|
CPDF_FormControl* pFormCtrl = GetFormControl();
|
int32_t iColorType;
|
float fc[4];
|
pFormCtrl->GetOriginalBackgroundColor(iColorType, fc);
|
if (iColorType > 0)
|
crFill = CFX_Color(iColorType, fc[0], fc[1], fc[2], fc[3]);
|
|
return crFill;
|
}
|
|
bool CPDFSDK_Widget::OnAAction(CPDF_AAction::AActionType type,
|
PDFSDK_FieldAction& data,
|
CPDFSDK_PageView* pPageView) {
|
CPDFSDK_FormFillEnvironment* pFormFillEnv = pPageView->GetFormFillEnv();
|
|
#ifdef PDF_ENABLE_XFA
|
CPDFXFA_Context* pContext = pFormFillEnv->GetXFAContext();
|
if (CXFA_FFWidget* hWidget = GetMixXFAWidget()) {
|
XFA_EVENTTYPE eEventType = GetXFAEventType(type, data.bWillCommit);
|
|
if (eEventType != XFA_EVENT_Unknown) {
|
if (CXFA_FFWidgetHandler* pXFAWidgetHandler = GetXFAWidgetHandler()) {
|
CXFA_EventParam param;
|
param.m_eType = eEventType;
|
param.m_wsChange = data.sChange;
|
param.m_iCommitKey = data.nCommitKey;
|
param.m_bShift = data.bShift;
|
param.m_iSelStart = data.nSelStart;
|
param.m_iSelEnd = data.nSelEnd;
|
param.m_wsFullText = data.sValue;
|
param.m_bKeyDown = data.bKeyDown;
|
param.m_bModifier = data.bModifier;
|
param.m_wsNewText = data.sValue;
|
if (data.nSelEnd > data.nSelStart)
|
param.m_wsNewText.Delete(data.nSelStart,
|
data.nSelEnd - data.nSelStart);
|
for (int i = data.sChange.GetLength() - 1; i >= 0; i--)
|
param.m_wsNewText.Insert(data.nSelStart, data.sChange[i]);
|
param.m_wsPrevText = data.sValue;
|
|
CXFA_WidgetAcc* pAcc = hWidget->GetNode()->GetWidgetAcc();
|
param.m_pTarget = pAcc;
|
int32_t nRet = pXFAWidgetHandler->ProcessEvent(pAcc, ¶m);
|
|
if (CXFA_FFDocView* pDocView = pContext->GetXFADocView())
|
pDocView->UpdateDocView();
|
|
if (nRet == XFA_EVENTERROR_Success)
|
return true;
|
}
|
}
|
}
|
#endif // PDF_ENABLE_XFA
|
|
CPDF_Action action = GetAAction(type);
|
if (action.GetDict() && action.GetType() != CPDF_Action::Unknown) {
|
CPDFSDK_ActionHandler* pActionHandler = pFormFillEnv->GetActionHandler();
|
return pActionHandler->DoAction_Field(action, type, pFormFillEnv,
|
GetFormField(), data);
|
}
|
return false;
|
}
|
|
CPDF_Action CPDFSDK_Widget::GetAAction(CPDF_AAction::AActionType eAAT) {
|
switch (eAAT) {
|
case CPDF_AAction::CursorEnter:
|
case CPDF_AAction::CursorExit:
|
case CPDF_AAction::ButtonDown:
|
case CPDF_AAction::ButtonUp:
|
case CPDF_AAction::GetFocus:
|
case CPDF_AAction::LoseFocus:
|
case CPDF_AAction::PageOpen:
|
case CPDF_AAction::PageClose:
|
case CPDF_AAction::PageVisible:
|
case CPDF_AAction::PageInvisible:
|
return CPDFSDK_BAAnnot::GetAAction(eAAT);
|
|
case CPDF_AAction::KeyStroke:
|
case CPDF_AAction::Format:
|
case CPDF_AAction::Validate:
|
case CPDF_AAction::Calculate: {
|
CPDF_FormField* pField = GetFormField();
|
if (pField->GetAdditionalAction().GetDict())
|
return pField->GetAdditionalAction().GetAction(eAAT);
|
return CPDFSDK_BAAnnot::GetAAction(eAAT);
|
}
|
default:
|
break;
|
}
|
|
return CPDF_Action(nullptr);
|
}
|
|
WideString CPDFSDK_Widget::GetAlternateName() const {
|
CPDF_FormField* pFormField = GetFormField();
|
return pFormField->GetAlternateName();
|
}
|
