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Diffstat (limited to 'xfa/fxfa/cxfa_ffnotify.cpp')
-rw-r--r--xfa/fxfa/cxfa_ffnotify.cpp540
1 files changed, 540 insertions, 0 deletions
diff --git a/xfa/fxfa/cxfa_ffnotify.cpp b/xfa/fxfa/cxfa_ffnotify.cpp
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index 0000000000..27ff31c32e
--- /dev/null
+++ b/xfa/fxfa/cxfa_ffnotify.cpp
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+// 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 "xfa/fxfa/cxfa_ffnotify.h"
+
+#include "fxjs/cfxjse_value.h"
+#include "xfa/fxfa/cxfa_ffapp.h"
+#include "xfa/fxfa/cxfa_ffarc.h"
+#include "xfa/fxfa/cxfa_ffbarcode.h"
+#include "xfa/fxfa/cxfa_ffcheckbutton.h"
+#include "xfa/fxfa/cxfa_ffcombobox.h"
+#include "xfa/fxfa/cxfa_ffdatetimeedit.h"
+#include "xfa/fxfa/cxfa_ffdoc.h"
+#include "xfa/fxfa/cxfa_ffdocview.h"
+#include "xfa/fxfa/cxfa_ffdraw.h"
+#include "xfa/fxfa/cxfa_ffexclgroup.h"
+#include "xfa/fxfa/cxfa_fffield.h"
+#include "xfa/fxfa/cxfa_ffimage.h"
+#include "xfa/fxfa/cxfa_ffimageedit.h"
+#include "xfa/fxfa/cxfa_ffline.h"
+#include "xfa/fxfa/cxfa_fflistbox.h"
+#include "xfa/fxfa/cxfa_ffnumericedit.h"
+#include "xfa/fxfa/cxfa_ffpageview.h"
+#include "xfa/fxfa/cxfa_ffpasswordedit.h"
+#include "xfa/fxfa/cxfa_ffpushbutton.h"
+#include "xfa/fxfa/cxfa_ffrectangle.h"
+#include "xfa/fxfa/cxfa_ffsignature.h"
+#include "xfa/fxfa/cxfa_ffsubform.h"
+#include "xfa/fxfa/cxfa_fftext.h"
+#include "xfa/fxfa/cxfa_ffwidget.h"
+#include "xfa/fxfa/cxfa_ffwidgethandler.h"
+#include "xfa/fxfa/cxfa_fwladapterwidgetmgr.h"
+#include "xfa/fxfa/cxfa_textlayout.h"
+#include "xfa/fxfa/cxfa_textprovider.h"
+#include "xfa/fxfa/parser/cxfa_node.h"
+
+namespace {
+
+CXFA_WidgetAcc* ToWidgetAcc(void* data) {
+ return static_cast<CXFA_WidgetAcc*>(data);
+}
+
+CXFA_FFListBox* ToListBox(CXFA_FFWidget* widget) {
+ return static_cast<CXFA_FFListBox*>(widget);
+}
+
+CXFA_FFComboBox* ToComboBox(CXFA_FFWidget* widget) {
+ return static_cast<CXFA_FFComboBox*>(widget);
+}
+
+} // namespace
+
+static void XFA_FFDeleteWidgetAcc(void* pData) {
+ delete ToWidgetAcc(pData);
+}
+
+static XFA_MAPDATABLOCKCALLBACKINFO gs_XFADeleteWidgetAcc = {
+ XFA_FFDeleteWidgetAcc, nullptr};
+
+CXFA_FFNotify::CXFA_FFNotify(CXFA_FFDoc* pDoc) : m_pDoc(pDoc) {}
+
+CXFA_FFNotify::~CXFA_FFNotify() {}
+
+void CXFA_FFNotify::OnPageEvent(CXFA_ContainerLayoutItem* pSender,
+ uint32_t dwEvent) {
+ CXFA_FFDocView* pDocView = m_pDoc->GetDocView(pSender->GetLayout());
+ if (pDocView)
+ pDocView->OnPageEvent(pSender, dwEvent);
+}
+
+void CXFA_FFNotify::OnWidgetListItemAdded(CXFA_WidgetData* pSender,
+ const wchar_t* pLabel,
+ const wchar_t* pValue,
+ int32_t iIndex) {
+ CXFA_WidgetAcc* pWidgetAcc = ToWidgetAcc(pSender);
+ if (pWidgetAcc->GetUIType() != XFA_Element::ChoiceList)
+ return;
+
+ CXFA_FFWidget* pWidget = nullptr;
+ while ((pWidget = pWidgetAcc->GetNextWidget(pWidget)) != nullptr) {
+ if (pWidget->IsLoaded()) {
+ if (pWidgetAcc->IsListBox())
+ ToListBox(pWidget)->InsertItem(pLabel, iIndex);
+ else
+ ToComboBox(pWidget)->InsertItem(pLabel, iIndex);
+ }
+ }
+}
+
+void CXFA_FFNotify::OnWidgetListItemRemoved(CXFA_WidgetData* pSender,
+ int32_t iIndex) {
+ CXFA_WidgetAcc* pWidgetAcc = ToWidgetAcc(pSender);
+ if (pWidgetAcc->GetUIType() != XFA_Element::ChoiceList)
+ return;
+
+ CXFA_FFWidget* pWidget = nullptr;
+ while ((pWidget = pWidgetAcc->GetNextWidget(pWidget)) != nullptr) {
+ if (pWidget->IsLoaded()) {
+ if (pWidgetAcc->IsListBox())
+ ToListBox(pWidget)->DeleteItem(iIndex);
+ else
+ ToComboBox(pWidget)->DeleteItem(iIndex);
+ }
+ }
+}
+
+CXFA_LayoutItem* CXFA_FFNotify::OnCreateLayoutItem(CXFA_Node* pNode) {
+ CXFA_LayoutProcessor* pLayout = m_pDoc->GetXFADoc()->GetDocLayout();
+ CXFA_FFDocView* pDocView = m_pDoc->GetDocView(pLayout);
+ XFA_Element eType = pNode->GetElementType();
+ if (eType == XFA_Element::PageArea)
+ return new CXFA_FFPageView(pDocView, pNode);
+ if (eType == XFA_Element::ContentArea)
+ return new CXFA_ContainerLayoutItem(pNode);
+
+ CXFA_WidgetAcc* pAcc = ToWidgetAcc(pNode->GetWidgetData());
+ if (!pAcc)
+ return new CXFA_ContentLayoutItem(pNode);
+
+ CXFA_FFWidget* pWidget;
+ switch (pAcc->GetUIType()) {
+ case XFA_Element::Barcode:
+ pWidget = new CXFA_FFBarcode(pAcc);
+ break;
+ case XFA_Element::Button:
+ pWidget = new CXFA_FFPushButton(pAcc);
+ break;
+ case XFA_Element::CheckButton:
+ pWidget = new CXFA_FFCheckButton(pAcc);
+ break;
+ case XFA_Element::ChoiceList: {
+ if (pAcc->IsListBox())
+ pWidget = new CXFA_FFListBox(pAcc);
+ else
+ pWidget = new CXFA_FFComboBox(pAcc);
+ } break;
+ case XFA_Element::DateTimeEdit:
+ pWidget = new CXFA_FFDateTimeEdit(pAcc);
+ break;
+ case XFA_Element::ImageEdit:
+ pWidget = new CXFA_FFImageEdit(pAcc);
+ break;
+ case XFA_Element::NumericEdit:
+ pWidget = new CXFA_FFNumericEdit(pAcc);
+ break;
+ case XFA_Element::PasswordEdit:
+ pWidget = new CXFA_FFPasswordEdit(pAcc);
+ break;
+ case XFA_Element::Signature:
+ pWidget = new CXFA_FFSignature(pAcc);
+ break;
+ case XFA_Element::TextEdit:
+ pWidget = new CXFA_FFTextEdit(pAcc);
+ break;
+ case XFA_Element::Arc:
+ pWidget = new CXFA_FFArc(pAcc);
+ break;
+ case XFA_Element::Line:
+ pWidget = new CXFA_FFLine(pAcc);
+ break;
+ case XFA_Element::Rectangle:
+ pWidget = new CXFA_FFRectangle(pAcc);
+ break;
+ case XFA_Element::Text:
+ pWidget = new CXFA_FFText(pAcc);
+ break;
+ case XFA_Element::Image:
+ pWidget = new CXFA_FFImage(pAcc);
+ break;
+ case XFA_Element::Draw:
+ pWidget = new CXFA_FFDraw(pAcc);
+ break;
+ case XFA_Element::Subform:
+ pWidget = new CXFA_FFSubForm(pAcc);
+ break;
+ case XFA_Element::ExclGroup:
+ pWidget = new CXFA_FFExclGroup(pAcc);
+ break;
+ case XFA_Element::DefaultUi:
+ default:
+ pWidget = nullptr;
+ break;
+ }
+
+ if (pWidget)
+ pWidget->SetDocView(pDocView);
+ return pWidget;
+}
+
+void CXFA_FFNotify::StartFieldDrawLayout(CXFA_Node* pItem,
+ float& fCalcWidth,
+ float& fCalcHeight) {
+ CXFA_WidgetAcc* pAcc = ToWidgetAcc(pItem->GetWidgetData());
+ if (!pAcc)
+ return;
+
+ pAcc->StartWidgetLayout(fCalcWidth, fCalcHeight);
+}
+
+bool CXFA_FFNotify::FindSplitPos(CXFA_Node* pItem,
+ int32_t iBlockIndex,
+ float& fCalcHeightPos) {
+ CXFA_WidgetAcc* pAcc = ToWidgetAcc(pItem->GetWidgetData());
+ return pAcc && pAcc->FindSplitPos(iBlockIndex, fCalcHeightPos);
+}
+
+bool CXFA_FFNotify::RunScript(CXFA_Node* pScript, CXFA_Node* pFormItem) {
+ bool bRet = false;
+ CXFA_FFDocView* pDocView = m_pDoc->GetDocView();
+ if (!pDocView)
+ return bRet;
+
+ CXFA_WidgetAcc* pWidgetAcc = ToWidgetAcc(pFormItem->GetWidgetData());
+ if (!pWidgetAcc)
+ return bRet;
+
+ CXFA_EventParam EventParam;
+ EventParam.m_eType = XFA_EVENT_Unknown;
+ CFXJSE_Value* pRetValue = nullptr;
+ int32_t iRet =
+ pWidgetAcc->ExecuteScript(CXFA_Script(pScript), &EventParam, &pRetValue);
+ if (iRet == XFA_EVENTERROR_Success && pRetValue) {
+ bRet = pRetValue->ToBoolean();
+ delete pRetValue;
+ }
+ return bRet;
+}
+
+int32_t CXFA_FFNotify::ExecEventByDeepFirst(CXFA_Node* pFormNode,
+ XFA_EVENTTYPE eEventType,
+ bool bIsFormReady,
+ bool bRecursive,
+ CXFA_WidgetAcc* pExclude) {
+ CXFA_FFDocView* pDocView = m_pDoc->GetDocView();
+ if (!pDocView)
+ return XFA_EVENTERROR_NotExist;
+ return pDocView->ExecEventActivityByDeepFirst(
+ pFormNode, eEventType, bIsFormReady, bRecursive,
+ pExclude ? pExclude->GetNode() : nullptr);
+}
+
+void CXFA_FFNotify::AddCalcValidate(CXFA_Node* pNode) {
+ CXFA_FFDocView* pDocView = m_pDoc->GetDocView();
+ if (!pDocView)
+ return;
+
+ CXFA_WidgetAcc* pWidgetAcc = ToWidgetAcc(pNode->GetWidgetData());
+ if (!pWidgetAcc)
+ return;
+
+ pDocView->AddCalculateWidgetAcc(pWidgetAcc);
+ pDocView->AddValidateWidget(pWidgetAcc);
+}
+
+CXFA_FFDoc* CXFA_FFNotify::GetHDOC() {
+ return m_pDoc.Get();
+}
+
+IXFA_DocEnvironment* CXFA_FFNotify::GetDocEnvironment() const {
+ return m_pDoc->GetDocEnvironment();
+}
+
+IXFA_AppProvider* CXFA_FFNotify::GetAppProvider() {
+ return m_pDoc->GetApp()->GetAppProvider();
+}
+
+CXFA_FFWidgetHandler* CXFA_FFNotify::GetWidgetHandler() {
+ CXFA_FFDocView* pDocView = m_pDoc->GetDocView();
+ return pDocView ? pDocView->GetWidgetHandler() : nullptr;
+}
+
+CXFA_FFWidget* CXFA_FFNotify::GetHWidget(CXFA_LayoutItem* pLayoutItem) {
+ return XFA_GetWidgetFromLayoutItem(pLayoutItem);
+}
+
+void CXFA_FFNotify::OpenDropDownList(CXFA_FFWidget* hWidget) {
+ if (hWidget->GetDataAcc()->GetUIType() != XFA_Element::ChoiceList)
+ return;
+
+ CXFA_FFDocView* pDocView = m_pDoc->GetDocView();
+ pDocView->LockUpdate();
+ ToComboBox(hWidget)->OpenDropDownList();
+ pDocView->UnlockUpdate();
+ pDocView->UpdateDocView();
+}
+
+CFX_WideString CXFA_FFNotify::GetCurrentDateTime() {
+ CFX_DateTime dataTime;
+ dataTime.Now();
+
+ CFX_WideString wsDateTime;
+ wsDateTime.Format(L"%d%02d%02dT%02d%02d%02d", dataTime.GetYear(),
+ dataTime.GetMonth(), dataTime.GetDay(), dataTime.GetHour(),
+ dataTime.GetMinute(), dataTime.GetSecond());
+ return wsDateTime;
+}
+
+void CXFA_FFNotify::ResetData(CXFA_WidgetData* pWidgetData) {
+ CXFA_FFDocView* pDocView = m_pDoc->GetDocView();
+ if (!pDocView)
+ return;
+
+ pDocView->ResetWidgetData(ToWidgetAcc(pWidgetData));
+}
+
+int32_t CXFA_FFNotify::GetLayoutStatus() {
+ CXFA_FFDocView* pDocView = m_pDoc->GetDocView();
+ return pDocView ? pDocView->GetLayoutStatus() : 0;
+}
+
+void CXFA_FFNotify::RunNodeInitialize(CXFA_Node* pNode) {
+ CXFA_FFDocView* pDocView = m_pDoc->GetDocView();
+ if (!pDocView)
+ return;
+
+ pDocView->AddNewFormNode(pNode);
+}
+
+void CXFA_FFNotify::RunSubformIndexChange(CXFA_Node* pSubformNode) {
+ CXFA_FFDocView* pDocView = m_pDoc->GetDocView();
+ if (!pDocView)
+ return;
+
+ pDocView->AddIndexChangedSubform(pSubformNode);
+}
+
+CXFA_Node* CXFA_FFNotify::GetFocusWidgetNode() {
+ CXFA_FFDocView* pDocView = m_pDoc->GetDocView();
+ if (!pDocView)
+ return nullptr;
+
+ CXFA_WidgetAcc* pAcc = pDocView->GetFocusWidgetAcc();
+ return pAcc ? pAcc->GetNode() : nullptr;
+}
+
+void CXFA_FFNotify::SetFocusWidgetNode(CXFA_Node* pNode) {
+ CXFA_FFDocView* pDocView = m_pDoc->GetDocView();
+ if (!pDocView)
+ return;
+
+ CXFA_WidgetAcc* pAcc = pNode ? ToWidgetAcc(pNode->GetWidgetData()) : nullptr;
+ pDocView->SetFocusWidgetAcc(pAcc);
+}
+
+void CXFA_FFNotify::OnNodeReady(CXFA_Node* pNode) {
+ CXFA_FFDocView* pDocView = m_pDoc->GetDocView();
+ if (!pDocView)
+ return;
+
+ XFA_Element eType = pNode->GetElementType();
+ if (XFA_IsCreateWidget(eType)) {
+ CXFA_WidgetAcc* pAcc = new CXFA_WidgetAcc(pDocView, pNode);
+ pNode->SetObject(XFA_ATTRIBUTE_WidgetData, pAcc, &gs_XFADeleteWidgetAcc);
+ return;
+ }
+ switch (eType) {
+ case XFA_Element::BindItems:
+ pDocView->m_BindItems.push_back(pNode);
+ break;
+ case XFA_Element::Validate:
+ pNode->SetFlag(XFA_NodeFlag_NeedsInitApp, false);
+ break;
+ default:
+ break;
+ }
+}
+
+void CXFA_FFNotify::OnValueChanging(CXFA_Node* pSender, XFA_ATTRIBUTE eAttr) {
+ if (eAttr != XFA_ATTRIBUTE_Presence)
+ return;
+ if (pSender->GetPacketID() & XFA_XDPPACKET_Datasets)
+ return;
+ if (!pSender->IsFormContainer())
+ return;
+
+ CXFA_FFDocView* pDocView = m_pDoc->GetDocView();
+ if (!pDocView)
+ return;
+ if (pDocView->GetLayoutStatus() < XFA_DOCVIEW_LAYOUTSTATUS_End)
+ return;
+
+ CXFA_WidgetAcc* pWidgetAcc = ToWidgetAcc(pSender->GetWidgetData());
+ if (!pWidgetAcc)
+ return;
+
+ CXFA_FFWidget* pWidget = nullptr;
+ while ((pWidget = pWidgetAcc->GetNextWidget(pWidget)) != nullptr) {
+ if (pWidget->IsLoaded())
+ pWidget->AddInvalidateRect();
+ }
+}
+
+void CXFA_FFNotify::OnValueChanged(CXFA_Node* pSender,
+ XFA_ATTRIBUTE eAttr,
+ CXFA_Node* pParentNode,
+ CXFA_Node* pWidgetNode) {
+ CXFA_FFDocView* pDocView = m_pDoc->GetDocView();
+ if (!pDocView)
+ return;
+
+ if (!(pSender->GetPacketID() & XFA_XDPPACKET_Form)) {
+ if (eAttr == XFA_ATTRIBUTE_Value)
+ pDocView->AddCalculateNodeNotify(pSender);
+ return;
+ }
+
+ XFA_Element eType = pParentNode->GetElementType();
+ bool bIsContainerNode = pParentNode->IsContainerNode();
+ CXFA_WidgetAcc* pWidgetAcc = ToWidgetAcc(pWidgetNode->GetWidgetData());
+ if (!pWidgetAcc)
+ return;
+
+ bool bUpdateProperty = false;
+ pDocView->SetChangeMark();
+ switch (eType) {
+ case XFA_Element::Caption: {
+ CXFA_TextLayout* pCapOut = pWidgetAcc->GetCaptionTextLayout();
+ if (!pCapOut)
+ return;
+
+ pCapOut->Unload();
+ break;
+ }
+ case XFA_Element::Ui:
+ case XFA_Element::Para:
+ bUpdateProperty = true;
+ break;
+ default:
+ break;
+ }
+ if (bIsContainerNode && eAttr == XFA_ATTRIBUTE_Access)
+ bUpdateProperty = true;
+
+ if (eAttr == XFA_ATTRIBUTE_Value) {
+ pDocView->AddCalculateNodeNotify(pSender);
+ if (eType == XFA_Element::Value || bIsContainerNode) {
+ if (bIsContainerNode) {
+ pWidgetAcc->UpdateUIDisplay();
+ pDocView->AddCalculateWidgetAcc(pWidgetAcc);
+ pDocView->AddValidateWidget(pWidgetAcc);
+ } else if (pWidgetNode->GetNodeItem(XFA_NODEITEM_Parent)
+ ->GetElementType() == XFA_Element::ExclGroup) {
+ pWidgetAcc->UpdateUIDisplay();
+ }
+ return;
+ }
+ }
+
+ CXFA_FFWidget* pWidget = nullptr;
+ while ((pWidget = pWidgetAcc->GetNextWidget(pWidget)) != nullptr) {
+ if (!pWidget->IsLoaded())
+ continue;
+
+ if (bUpdateProperty)
+ pWidget->UpdateWidgetProperty();
+ pWidget->PerformLayout();
+ pWidget->AddInvalidateRect();
+ }
+}
+
+void CXFA_FFNotify::OnChildAdded(CXFA_Node* pSender) {
+ if (!pSender->IsFormContainer())
+ return;
+
+ CXFA_FFDocView* pDocView = m_pDoc->GetDocView();
+ if (!pDocView)
+ return;
+
+ bool bLayoutReady =
+ !(pDocView->m_bInLayoutStatus) &&
+ (pDocView->GetLayoutStatus() == XFA_DOCVIEW_LAYOUTSTATUS_End);
+ if (bLayoutReady)
+ m_pDoc->GetDocEnvironment()->SetChangeMark(m_pDoc.Get());
+}
+
+void CXFA_FFNotify::OnChildRemoved() {
+ CXFA_FFDocView* pDocView = m_pDoc->GetDocView();
+ if (!pDocView)
+ return;
+
+ bool bLayoutReady =
+ !(pDocView->m_bInLayoutStatus) &&
+ (pDocView->GetLayoutStatus() == XFA_DOCVIEW_LAYOUTSTATUS_End);
+ if (bLayoutReady)
+ m_pDoc->GetDocEnvironment()->SetChangeMark(m_pDoc.Get());
+}
+
+void CXFA_FFNotify::OnLayoutItemAdded(CXFA_LayoutProcessor* pLayout,
+ CXFA_LayoutItem* pSender,
+ int32_t iPageIdx,
+ uint32_t dwStatus) {
+ CXFA_FFDocView* pDocView = m_pDoc->GetDocView(pLayout);
+ if (!pDocView)
+ return;
+
+ CXFA_FFWidget* pWidget = XFA_GetWidgetFromLayoutItem(pSender);
+ if (!pWidget)
+ return;
+
+ CXFA_FFPageView* pNewPageView = pDocView->GetPageView(iPageIdx);
+ uint32_t dwFilter = XFA_WidgetStatus_Visible | XFA_WidgetStatus_Viewable |
+ XFA_WidgetStatus_Printable;
+ pWidget->ModifyStatus(dwStatus, dwFilter);
+ CXFA_FFPageView* pPrePageView = pWidget->GetPageView();
+ if (pPrePageView != pNewPageView ||
+ (dwStatus & (XFA_WidgetStatus_Visible | XFA_WidgetStatus_Viewable)) ==
+ (XFA_WidgetStatus_Visible | XFA_WidgetStatus_Viewable)) {
+ pWidget->SetPageView(pNewPageView);
+ m_pDoc->GetDocEnvironment()->WidgetPostAdd(pWidget, pWidget->GetDataAcc());
+ }
+ if (pDocView->GetLayoutStatus() != XFA_DOCVIEW_LAYOUTSTATUS_End ||
+ !(dwStatus & XFA_WidgetStatus_Visible)) {
+ return;
+ }
+ if (pWidget->IsLoaded()) {
+ if (pWidget->GetWidgetRect() != pWidget->RecacheWidgetRect())
+ pWidget->PerformLayout();
+ } else {
+ pWidget->LoadWidget();
+ }
+ pWidget->AddInvalidateRect(nullptr);
+}
+
+void CXFA_FFNotify::OnLayoutItemRemoving(CXFA_LayoutProcessor* pLayout,
+ CXFA_LayoutItem* pSender) {
+ CXFA_FFDocView* pDocView = m_pDoc->GetDocView(pLayout);
+ if (!pDocView)
+ return;
+
+ CXFA_FFWidget* pWidget = XFA_GetWidgetFromLayoutItem(pSender);
+ if (!pWidget)
+ return;
+
+ pDocView->DeleteLayoutItem(pWidget);
+ m_pDoc->GetDocEnvironment()->WidgetPreRemove(pWidget, pWidget->GetDataAcc());
+ pWidget->AddInvalidateRect(nullptr);
+}