| // Copyright 2016 PDFium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com |
| |
| #include "fpdfsdk/cpdfsdk_widget.h" |
| |
| #include <memory> |
| #include <sstream> |
| |
| #include "constants/annotation_common.h" |
| #include "core/fpdfapi/parser/cpdf_array.h" |
| #include "core/fpdfapi/parser/cpdf_dictionary.h" |
| #include "core/fpdfapi/parser/cpdf_document.h" |
| #include "core/fpdfapi/parser/cpdf_reference.h" |
| #include "core/fpdfapi/parser/cpdf_stream.h" |
| #include "core/fpdfapi/parser/cpdf_string.h" |
| #include "core/fpdfdoc/cba_fontmap.h" |
| #include "core/fpdfdoc/cpdf_defaultappearance.h" |
| #include "core/fpdfdoc/cpdf_formcontrol.h" |
| #include "core/fpdfdoc/cpdf_formfield.h" |
| #include "core/fpdfdoc/cpdf_iconfit.h" |
| #include "core/fpdfdoc/cpdf_interactiveform.h" |
| #include "core/fxge/cfx_fillrenderoptions.h" |
| #include "core/fxge/cfx_graphstatedata.h" |
| #include "core/fxge/cfx_pathdata.h" |
| #include "core/fxge/cfx_renderdevice.h" |
| #include "fpdfsdk/cpdfsdk_actionhandler.h" |
| #include "fpdfsdk/cpdfsdk_appstream.h" |
| #include "fpdfsdk/cpdfsdk_fieldaction.h" |
| #include "fpdfsdk/cpdfsdk_formfillenvironment.h" |
| #include "fpdfsdk/cpdfsdk_interactiveform.h" |
| #include "fpdfsdk/cpdfsdk_pageview.h" |
| #include "fpdfsdk/pwl/cpwl_edit.h" |
| |
| #ifdef PDF_ENABLE_XFA |
| #include "fpdfsdk/fpdfxfa/cpdfxfa_context.h" |
| #include "xfa/fxfa/cxfa_eventparam.h" |
| #include "xfa/fxfa/cxfa_ffdocview.h" |
| #include "xfa/fxfa/cxfa_ffwidget.h" |
| #include "xfa/fxfa/cxfa_ffwidgethandler.h" |
| #include "xfa/fxfa/parser/cxfa_node.h" |
| #endif // PDF_ENABLE_XFA |
| |
| CPDFSDK_Widget::CPDFSDK_Widget(CPDF_Annot* pAnnot, |
| CPDFSDK_PageView* pPageView, |
| CPDFSDK_InteractiveForm* pInteractiveForm) |
| : CPDFSDK_BAAnnot(pAnnot, pPageView), |
| m_pInteractiveForm(pInteractiveForm) {} |
| |
| CPDFSDK_Widget::~CPDFSDK_Widget() = default; |
| |
| #ifdef PDF_ENABLE_XFA |
| CXFA_FFWidget* CPDFSDK_Widget::GetMixXFAWidget() const { |
| CPDF_Document::Extension* pContext = |
| m_pPageView->GetFormFillEnv()->GetDocExtension(); |
| if (!pContext || !pContext->ContainsExtensionForegroundForm()) |
| return nullptr; |
| |
| CXFA_FFDocView* pDocView = |
| static_cast<CPDFXFA_Context*>(pContext)->GetXFADocView(); |
| if (!pDocView) |
| return nullptr; |
| |
| WideString sName; |
| if (GetFieldType() == FormFieldType::kRadioButton) { |
| sName = GetAnnotName(); |
| if (sName.IsEmpty()) |
| sName = GetName(); |
| } else { |
| sName = GetName(); |
| } |
| |
| if (sName.IsEmpty()) |
| return nullptr; |
| |
| return pDocView->GetWidgetByName(sName, nullptr); |
| } |
| |
| CXFA_FFWidget* CPDFSDK_Widget::GetGroupMixXFAWidget() const { |
| CPDF_Document::Extension* pContext = |
| m_pPageView->GetFormFillEnv()->GetDocExtension(); |
| if (!pContext || !pContext->ContainsExtensionForegroundForm()) |
| return nullptr; |
| |
| CXFA_FFDocView* pDocView = |
| static_cast<CPDFXFA_Context*>(pContext)->GetXFADocView(); |
| if (!pDocView) |
| return nullptr; |
| |
| WideString sName = GetName(); |
| return !sName.IsEmpty() ? pDocView->GetWidgetByName(sName, nullptr) : nullptr; |
| } |
| |
| CXFA_FFWidgetHandler* CPDFSDK_Widget::GetXFAWidgetHandler() const { |
| CPDF_Document::Extension* pContext = |
| m_pPageView->GetFormFillEnv()->GetDocExtension(); |
| if (!pContext || !pContext->ContainsExtensionForegroundForm()) |
| return nullptr; |
| |
| if (!m_pWidgetHandler) { |
| CXFA_FFDocView* pDocView = |
| static_cast<CPDFXFA_Context*>(pContext)->GetXFADocView(); |
| if (pDocView) |
| m_pWidgetHandler = pDocView->GetWidgetHandler(); |
| } |
| return m_pWidgetHandler.Get(); |
| } |
| |
| static XFA_EVENTTYPE GetXFAEventType(PDFSDK_XFAAActionType eXFAAAT) { |
| XFA_EVENTTYPE eEventType = XFA_EVENT_Unknown; |
| |
| switch (eXFAAAT) { |
| case PDFSDK_XFA_Click: |
| eEventType = XFA_EVENT_Click; |
| break; |
| case PDFSDK_XFA_Full: |
| eEventType = XFA_EVENT_Full; |
| break; |
| case PDFSDK_XFA_PreOpen: |
| eEventType = XFA_EVENT_PreOpen; |
| break; |
| case PDFSDK_XFA_PostOpen: |
| eEventType = XFA_EVENT_PostOpen; |
| break; |
| } |
| |
| return eEventType; |
| } |
| |
| static XFA_EVENTTYPE GetXFAEventType(CPDF_AAction::AActionType eAAT, |
| bool bWillCommit) { |
| XFA_EVENTTYPE eEventType = XFA_EVENT_Unknown; |
| |
| switch (eAAT) { |
| case CPDF_AAction::kCursorEnter: |
| eEventType = XFA_EVENT_MouseEnter; |
| break; |
| case CPDF_AAction::kCursorExit: |
| eEventType = XFA_EVENT_MouseExit; |
| break; |
| case CPDF_AAction::kButtonDown: |
| eEventType = XFA_EVENT_MouseDown; |
| break; |
| case CPDF_AAction::kButtonUp: |
| eEventType = XFA_EVENT_MouseUp; |
| break; |
| case CPDF_AAction::kGetFocus: |
| eEventType = XFA_EVENT_Enter; |
| break; |
| case CPDF_AAction::kLoseFocus: |
| eEventType = XFA_EVENT_Exit; |
| break; |
| case CPDF_AAction::kPageOpen: |
| case CPDF_AAction::kPageClose: |
| case CPDF_AAction::kPageVisible: |
| case CPDF_AAction::kPageInvisible: |
| break; |
| case CPDF_AAction::kKeyStroke: |
| if (!bWillCommit) |
| eEventType = XFA_EVENT_Change; |
| break; |
| case CPDF_AAction::kValidate: |
| eEventType = XFA_EVENT_Validate; |
| break; |
| case CPDF_AAction::kOpenPage: |
| case CPDF_AAction::kClosePage: |
| case CPDF_AAction::kFormat: |
| case CPDF_AAction::kCalculate: |
| case CPDF_AAction::kCloseDocument: |
| case CPDF_AAction::kSaveDocument: |
| case CPDF_AAction::kDocumentSaved: |
| case CPDF_AAction::kPrintDocument: |
| case CPDF_AAction::kDocumentPrinted: |
| break; |
| case CPDF_AAction::kDocumentOpen: |
| case CPDF_AAction::kNumberOfActions: |
| NOTREACHED(); |
| break; |
| } |
| |
| return eEventType; |
| } |
| |
| bool CPDFSDK_Widget::HasXFAAAction(PDFSDK_XFAAActionType eXFAAAT) const { |
| ObservedPtr<CXFA_FFWidget> pWidget(GetMixXFAWidget()); |
| if (!pWidget) |
| return false; |
| |
| CXFA_FFWidgetHandler* pXFAWidgetHandler = GetXFAWidgetHandler(); |
| if (!pXFAWidgetHandler) |
| return false; |
| |
| XFA_EVENTTYPE eEventType = GetXFAEventType(eXFAAAT); |
| if ((eEventType == XFA_EVENT_Click || eEventType == XFA_EVENT_Change) && |
| GetFieldType() == FormFieldType::kRadioButton) { |
| CXFA_FFWidget* hGroupWidget = GetGroupMixXFAWidget(); |
| if (hGroupWidget && |
| hGroupWidget->HasEventUnderHandler(eEventType, pXFAWidgetHandler)) { |
| return true; |
| } |
| } |
| |
| // Check |pWidget| again because JS may have destroyed it in the block above. |
| return pWidget && |
| pWidget->HasEventUnderHandler(eEventType, pXFAWidgetHandler); |
| } |
| |
| bool CPDFSDK_Widget::OnXFAAAction(PDFSDK_XFAAActionType eXFAAAT, |
| CPDFSDK_FieldAction* data, |
| CPDFSDK_PageView* pPageView) { |
| auto* pContext = static_cast<CPDFXFA_Context*>( |
| m_pPageView->GetFormFillEnv()->GetDocExtension()); |
| if (!pContext) |
| return false; |
| |
| ObservedPtr<CXFA_FFWidget> pWidget(GetMixXFAWidget()); |
| if (!pWidget) |
| return false; |
| |
| XFA_EVENTTYPE eEventType = GetXFAEventType(eXFAAAT); |
| if (eEventType == XFA_EVENT_Unknown) |
| return false; |
| |
| CXFA_FFWidgetHandler* pXFAWidgetHandler = GetXFAWidgetHandler(); |
| if (!pXFAWidgetHandler) |
| return false; |
| |
| CXFA_EventParam param; |
| param.m_eType = eEventType; |
| param.m_wsChange = data->sChange; |
| param.m_iCommitKey = 0; |
| 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_wsPrevText = data->sValue; |
| if ((eEventType == XFA_EVENT_Click || eEventType == XFA_EVENT_Change) && |
| GetFieldType() == FormFieldType::kRadioButton) { |
| CXFA_FFWidget* hGroupWidget = GetGroupMixXFAWidget(); |
| if (hGroupWidget && |
| !hGroupWidget->ProcessEventUnderHandler(¶m, pXFAWidgetHandler)) { |
| return false; |
| } |
| } |
| |
| // Check |pWidget| again because JS may have destroyed it in the block above. |
| if (!pWidget) |
| return false; |
| |
| bool ret = pWidget->ProcessEventUnderHandler(¶m, pXFAWidgetHandler); |
| if (CXFA_FFDocView* pDocView = pContext->GetXFADocView()) |
| pDocView->UpdateDocView(); |
| |
| return ret; |
| } |
| |
| void CPDFSDK_Widget::Synchronize(bool bSynchronizeElse) { |
| CXFA_FFWidget* hWidget = GetMixXFAWidget(); |
| if (!hWidget) |
| return; |
| |
| CXFA_Node* node = hWidget->GetNode(); |
| if (!node->IsWidgetReady()) |
| return; |
| |
| CPDF_FormField* pFormField = GetFormField(); |
| switch (GetFieldType()) { |
| case FormFieldType::kCheckBox: |
| case FormFieldType::kRadioButton: { |
| CPDF_FormControl* pFormCtrl = GetFormControl(); |
| XFA_CHECKSTATE eCheckState = |
| pFormCtrl->IsChecked() ? XFA_CHECKSTATE_On : XFA_CHECKSTATE_Off; |
| node->SetCheckState(eCheckState, true); |
| break; |
| } |
| case FormFieldType::kTextField: |
| node->SetValue(XFA_VALUEPICTURE_Edit, pFormField->GetValue()); |
| break; |
| case FormFieldType::kComboBox: |
| case FormFieldType::kListBox: { |
| node->ClearAllSelections(); |
| |
| for (int i = 0; i < pFormField->CountSelectedItems(); ++i) { |
| int nIndex = pFormField->GetSelectedIndex(i); |
| if (nIndex > -1 && nIndex < node->CountChoiceListItems(false)) |
| node->SetItemState(nIndex, true, false, false, true); |
| } |
| if (GetFieldType() == FormFieldType::kComboBox) |
| node->SetValue(XFA_VALUEPICTURE_Edit, pFormField->GetValue()); |
| break; |
| } |
| default: |
| break; |
| } |
| |
| if (bSynchronizeElse) { |
| auto* context = static_cast<CPDFXFA_Context*>( |
| m_pPageView->GetFormFillEnv()->GetDocExtension()); |
| context->GetXFADocView()->ProcessValueChanged(node); |
| } |
| } |
| #endif // PDF_ENABLE_XFA |
| |
| bool CPDFSDK_Widget::IsWidgetAppearanceValid(CPDF_Annot::AppearanceMode mode) { |
| const CPDF_Dictionary* pAP = |
| GetAnnotDict()->GetDictFor(pdfium::annotation::kAP); |
| if (!pAP) |
| return false; |
| |
| // Choose the right sub-ap |
| const char* ap_entry = "N"; |
| if (mode == CPDF_Annot::Down) |
| ap_entry = "D"; |
| else if (mode == CPDF_Annot::Rollover) |
| ap_entry = "R"; |
| if (!pAP->KeyExist(ap_entry)) |
| ap_entry = "N"; |
| |
| // Get the AP stream or subdirectory |
| const CPDF_Object* pSub = pAP->GetDirectObjectFor(ap_entry); |
| if (!pSub) |
| return false; |
| |
| FormFieldType fieldType = GetFieldType(); |
| switch (fieldType) { |
| case FormFieldType::kPushButton: |
| case FormFieldType::kComboBox: |
| case FormFieldType::kListBox: |
| case FormFieldType::kTextField: |
| case FormFieldType::kSignature: |
| return pSub->IsStream(); |
| case FormFieldType::kCheckBox: |
| case FormFieldType::kRadioButton: |
| if (const CPDF_Dictionary* pSubDict = pSub->AsDictionary()) { |
| return !!pSubDict->GetStreamFor(GetAppState()); |
| } |
| return false; |
| default: |
| return true; |
| } |
| } |
| |
| FormFieldType CPDFSDK_Widget::GetFieldType() const { |
| CPDF_FormField* pField = GetFormField(); |
| return pField ? pField->GetFieldType() : FormFieldType::kUnknown; |
| } |
| |
| bool CPDFSDK_Widget::IsAppearanceValid() { |
| #ifdef PDF_ENABLE_XFA |
| CPDF_Document::Extension* pContext = |
| m_pPageView->GetFormFillEnv()->GetDocExtension(); |
| if (pContext && pContext->ContainsExtensionFullForm()) |
| return true; |
| #endif // PDF_ENABLE_XFA |
| return CPDFSDK_BAAnnot::IsAppearanceValid(); |
| } |
| |
| int CPDFSDK_Widget::GetLayoutOrder() const { |
| return 2; |
| } |
| |
| int CPDFSDK_Widget::GetFieldFlags() const { |
| return GetFormField()->GetFieldFlags(); |
| } |
| |
| bool CPDFSDK_Widget::IsSignatureWidget() const { |
| return GetFieldType() == FormFieldType::kSignature; |
| } |
| |
| CPDF_FormField* CPDFSDK_Widget::GetFormField() const { |
| CPDF_FormControl* pControl = GetFormControl(); |
| return pControl ? pControl->GetField() : nullptr; |
| } |
| |
| CPDF_FormControl* CPDFSDK_Widget::GetFormControl() const { |
| CPDF_InteractiveForm* pPDFInteractiveForm = |
| m_pInteractiveForm->GetInteractiveForm(); |
| return pPDFInteractiveForm->GetControlByDict(GetAnnotDict()); |
| } |
| |
| int CPDFSDK_Widget::GetRotate() const { |
| CPDF_FormControl* pCtrl = GetFormControl(); |
| return pCtrl->GetRotation() % 360; |
| } |
| |
| #ifdef PDF_ENABLE_XFA |
| WideString CPDFSDK_Widget::GetName() const { |
| return GetFormField()->GetFullName(); |
| } |
| #endif // PDF_ENABLE_XFA |
| |
| Optional<FX_COLORREF> CPDFSDK_Widget::GetFillColor() const { |
| CPDF_FormControl* pFormCtrl = GetFormControl(); |
| int iColorType = 0; |
| FX_COLORREF color = ArgbToColorRef(pFormCtrl->GetBackgroundColor(iColorType)); |
| if (iColorType == CFX_Color::kTransparent) |
| return {}; |
| return color; |
| } |
| |
| Optional<FX_COLORREF> CPDFSDK_Widget::GetBorderColor() const { |
| CPDF_FormControl* pFormCtrl = GetFormControl(); |
| int iColorType = 0; |
| FX_COLORREF color = ArgbToColorRef(pFormCtrl->GetBorderColor(iColorType)); |
| if (iColorType == CFX_Color::kTransparent) |
| return {}; |
| return color; |
| } |
| |
| Optional<FX_COLORREF> CPDFSDK_Widget::GetTextColor() const { |
| CPDF_FormControl* pFormCtrl = GetFormControl(); |
| CPDF_DefaultAppearance da = pFormCtrl->GetDefaultAppearance(); |
| FX_ARGB argb; |
| Optional<CFX_Color::Type> iColorType; |
| std::tie(iColorType, argb) = da.GetColor(); |
| if (!iColorType.has_value()) |
| return {}; |
| |
| FX_COLORREF color = ArgbToColorRef(argb); |
| if (iColorType.value() == CFX_Color::kTransparent) |
| return {}; |
| return color; |
| } |
| |
| 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()) { |
| CXFA_Node* node = hWidget->GetNode(); |
| if (node->IsWidgetReady()) { |
| if (nIndex < node->CountSelectedItems()) |
| return node->GetSelectedItem(nIndex); |
| } |
| } |
| #endif // PDF_ENABLE_XFA |
| CPDF_FormField* pFormField = GetFormField(); |
| return pFormField->GetSelectedIndex(nIndex); |
| } |
| |
| WideString CPDFSDK_Widget::GetValue() const { |
| #ifdef PDF_ENABLE_XFA |
| if (CXFA_FFWidget* hWidget = GetMixXFAWidget()) { |
| CXFA_Node* node = hWidget->GetNode(); |
| if (node->IsWidgetReady()) |
| return node->GetValue(XFA_VALUEPICTURE_Display); |
| } |
| #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::GetExportValue() const { |
| CPDF_FormControl* pFormCtrl = GetFormControl(); |
| return pFormCtrl->GetExportValue(); |
| } |
| |
| 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()) { |
| CXFA_Node* node = hWidget->GetNode(); |
| if (node->IsWidgetReady()) { |
| if (nIndex > -1 && nIndex < node->CountChoiceListItems(false)) |
| return node->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()) { |
| CXFA_Node* node = hWidget->GetNode(); |
| if (node->IsWidgetReady()) |
| return node->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, NotificationOption notify) { |
| CPDF_FormControl* pFormCtrl = GetFormControl(); |
| CPDF_FormField* pFormField = pFormCtrl->GetField(); |
| pFormField->CheckControl(pFormField->GetControlIndex(pFormCtrl), bChecked, |
| notify); |
| #ifdef PDF_ENABLE_XFA |
| if (!IsWidgetAppearanceValid(CPDF_Annot::Normal)) |
| ResetXFAAppearance(true); |
| if (notify == NotificationOption::kDoNotNotify) |
| Synchronize(true); |
| #endif // PDF_ENABLE_XFA |
| } |
| |
| void CPDFSDK_Widget::SetValue(const WideString& sValue, |
| NotificationOption notify) { |
| CPDF_FormField* pFormField = GetFormField(); |
| pFormField->SetValue(sValue, notify); |
| #ifdef PDF_ENABLE_XFA |
| if (notify == NotificationOption::kDoNotNotify) |
| Synchronize(true); |
| #endif // PDF_ENABLE_XFA |
| } |
| |
| void CPDFSDK_Widget::SetOptionSelection(int index, |
| bool bSelected, |
| NotificationOption notify) { |
| CPDF_FormField* pFormField = GetFormField(); |
| pFormField->SetItemSelection(index, bSelected, notify); |
| #ifdef PDF_ENABLE_XFA |
| if (notify == NotificationOption::kDoNotNotify) |
| Synchronize(true); |
| #endif // PDF_ENABLE_XFA |
| } |
| |
| void CPDFSDK_Widget::ClearSelection(NotificationOption notify) { |
| CPDF_FormField* pFormField = GetFormField(); |
| pFormField->ClearSelection(notify); |
| #ifdef PDF_ENABLE_XFA |
| if (notify == NotificationOption::kDoNotNotify) |
| 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::ResetXFAAppearance(bool bValueChanged) { |
| switch (GetFieldType()) { |
| case FormFieldType::kTextField: |
| case FormFieldType::kComboBox: { |
| ResetAppearance(OnFormat(), true); |
| break; |
| } |
| default: |
| ResetAppearance(pdfium::nullopt, false); |
| break; |
| } |
| } |
| #endif // PDF_ENABLE_XFA |
| |
| void CPDFSDK_Widget::ResetAppearance(Optional<WideString> sValue, |
| bool bValueChanged) { |
| SetAppModified(); |
| |
| m_nAppearanceAge++; |
| if (bValueChanged) |
| m_nValueAge++; |
| |
| CPDFSDK_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(); |
| } |
| |
| Optional<WideString> CPDFSDK_Widget::OnFormat() { |
| CPDF_FormField* pFormField = GetFormField(); |
| ASSERT(pFormField); |
| return m_pInteractiveForm->OnFormat(pFormField); |
| } |
| |
| void CPDFSDK_Widget::ResetFieldAppearance() { |
| CPDF_FormField* pFormField = GetFormField(); |
| ASSERT(pFormField); |
| m_pInteractiveForm->ResetFieldAppearance(pFormField, pdfium::nullopt); |
| } |
| |
| 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_GraphStateData gsd; |
| gsd.m_LineWidth = 0.0f; |
| |
| CFX_PathData pathData; |
| pathData.AppendFloatRect(GetRect()); |
| pDevice->DrawPath(&pathData, &mtUser2Device, &gsd, 0, 0xFFAAAAAA, |
| CFX_FillRenderOptions::EvenOddOptions()); |
| } else { |
| CPDFSDK_BAAnnot::DrawAppearance(pDevice, mtUser2Device, mode, pOptions); |
| } |
| } |
| |
| void CPDFSDK_Widget::UpdateField() { |
| CPDF_FormField* pFormField = GetFormField(); |
| ASSERT(pFormField); |
| m_pInteractiveForm->UpdateField(pFormField); |
| } |
| |
| void CPDFSDK_Widget::DrawShadow(CFX_RenderDevice* pDevice, |
| CPDFSDK_PageView* pPageView) { |
| FormFieldType fieldType = GetFieldType(); |
| if (!m_pInteractiveForm->IsNeedHighLight(fieldType)) |
| return; |
| |
| CFX_Matrix page2device = pPageView->GetCurrentMatrix(); |
| 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(); |
| |
| pDevice->FillRect( |
| rcDevice.ToFxRect(), |
| AlphaAndColorRefToArgb( |
| static_cast<int>(m_pInteractiveForm->GetHighlightAlpha()), |
| m_pInteractiveForm->GetHighlightColor(fieldType))); |
| } |
| |
| CFX_FloatRect CPDFSDK_Widget::GetClientRect() const { |
| CFX_FloatRect rcWindow = GetRotatedRect(); |
| float fBorderWidth = GetBorderWidth(); |
| switch (GetBorderStyle()) { |
| case BorderStyle::kBeveled: |
| case BorderStyle::kInset: |
| fBorderWidth *= 2.0f; |
| break; |
| default: |
| break; |
| } |
| return rcWindow.GetDeflated(fBorderWidth, fBorderWidth); |
| } |
| |
| CFX_FloatRect CPDFSDK_Widget::GetRotatedRect() const { |
| CFX_FloatRect rectAnnot = GetRect(); |
| float fWidth = rectAnnot.Width(); |
| float fHeight = rectAnnot.Height(); |
| |
| CPDF_FormControl* pControl = GetFormControl(); |
| CFX_FloatRect rcPWLWindow; |
| switch (abs(pControl->GetRotation() % 360)) { |
| case 0: |
| case 180: |
| default: |
| rcPWLWindow = CFX_FloatRect(0, 0, fWidth, fHeight); |
| break; |
| case 90: |
| case 270: |
| rcPWLWindow = CFX_FloatRect(0, 0, fHeight, fWidth); |
| break; |
| } |
| |
| return rcPWLWindow; |
| } |
| |
| CFX_Matrix CPDFSDK_Widget::GetMatrix() const { |
| CFX_Matrix mt; |
| CPDF_FormControl* pControl = GetFormControl(); |
| CFX_FloatRect rcAnnot = GetRect(); |
| float fWidth = rcAnnot.Width(); |
| float fHeight = rcAnnot.Height(); |
| |
| 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(); |
| |
| float fc[4]; |
| Optional<CFX_Color::Type> iColorType = da.GetColor(fc); |
| if (iColorType) |
| 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, |
| CPDFSDK_FieldAction* data, |
| CPDFSDK_PageView* pPageView) { |
| CPDFSDK_FormFillEnvironment* pFormFillEnv = pPageView->GetFormFillEnv(); |
| |
| #ifdef PDF_ENABLE_XFA |
| auto* pContext = |
| static_cast<CPDFXFA_Context*>(pFormFillEnv->GetDocExtension()); |
| if (pContext) { |
| CXFA_FFWidget* hWidget = GetMixXFAWidget(); |
| if (hWidget) { |
| 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 = 0; |
| 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_wsPrevText = data->sValue; |
| bool ret = |
| hWidget->ProcessEventUnderHandler(¶m, pXFAWidgetHandler); |
| if (CXFA_FFDocView* pDocView = pContext->GetXFADocView()) |
| pDocView->UpdateDocView(); |
| if (ret) |
| return true; |
| } |
| } |
| } |
| } |
| #endif // PDF_ENABLE_XFA |
| |
| CPDF_Action action = GetAAction(type); |
| if (action.GetType() != CPDF_Action::Unknown) { |
| pFormFillEnv->GetActionHandler()->DoAction_Field(action, type, pFormFillEnv, |
| GetFormField(), data); |
| } |
| return false; |
| } |
| |
| CPDF_Action CPDFSDK_Widget::GetAAction(CPDF_AAction::AActionType eAAT) { |
| switch (eAAT) { |
| case CPDF_AAction::kCursorEnter: |
| case CPDF_AAction::kCursorExit: |
| case CPDF_AAction::kButtonDown: |
| case CPDF_AAction::kButtonUp: |
| case CPDF_AAction::kGetFocus: |
| case CPDF_AAction::kLoseFocus: |
| case CPDF_AAction::kPageOpen: |
| case CPDF_AAction::kPageClose: |
| case CPDF_AAction::kPageVisible: |
| case CPDF_AAction::kPageInvisible: |
| return CPDFSDK_BAAnnot::GetAAction(eAAT); |
| |
| case CPDF_AAction::kKeyStroke: |
| case CPDF_AAction::kFormat: |
| case CPDF_AAction::kValidate: |
| case CPDF_AAction::kCalculate: { |
| CPDF_FormField* pField = GetFormField(); |
| if (pField->GetAdditionalAction().GetDict()) |
| return pField->GetAdditionalAction().GetAction(eAAT); |
| return CPDFSDK_BAAnnot::GetAAction(eAAT); |
| } |
| default: |
| break; |
| } |
| |
| return CPDF_Action(nullptr); |
| } |