Adding upstream version 1:7.0.4.upstream/1%7.0.4upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 377 insertions, 0 deletions

diff --git a/sw/source/core/fields/ddefld.cxx b/sw/source/core/fields/ddefld.cxx
new file mode 100644
index 000000000..f03bf0257
--- /dev/null
+++ b/sw/source/core/fields/ddefld.cxx
@@ -0,0 +1,377 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <sal/config.h>
+
+#include <o3tl/any.hxx>
+#include <osl/diagnose.h>
+#include <osl/thread.h>
+#include <rtl/ustrbuf.hxx>
+#include <sfx2/linkmgr.hxx>
+#include <sot/exchange.hxx>
+#include <doc.hxx>
+#include <IDocumentLinksAdministration.hxx>
+#include <IDocumentState.hxx>
+#include <IDocumentLayoutAccess.hxx>
+#include <editsh.hxx>
+#include <fmtfld.hxx>
+#include <ddefld.hxx>
+#include <swbaslnk.hxx>
+#include <unofldmid.h>
+#include <hints.hxx>
+#include <calbck.hxx>
+
+using namespace ::com::sun::star;
+
+#define DDE_TXT_ENCODING    osl_getThreadTextEncoding()
+
+namespace {
+
+class SwIntrnlRefLink : public SwBaseLink
+{
+    SwDDEFieldType& rFieldType;
+public:
+    SwIntrnlRefLink( SwDDEFieldType& rType, SfxLinkUpdateMode nUpdateType )
+        : SwBaseLink( nUpdateType, SotClipboardFormatId::STRING ),
+        rFieldType( rType )
+    {}
+
+    virtual void Closed() override;
+    virtual ::sfx2::SvBaseLink::UpdateResult DataChanged(
+        const OUString& rMimeType, const css::uno::Any & rValue ) override;
+
+    virtual const SwNode* GetAnchor() const override;
+    virtual bool IsInRange( sal_uLong nSttNd, sal_uLong nEndNd ) const override;
+};
+
+}
+
+::sfx2::SvBaseLink::UpdateResult SwIntrnlRefLink::DataChanged( const OUString& rMimeType,
+                                const uno::Any & rValue )
+{
+    switch( SotExchange::GetFormatIdFromMimeType( rMimeType ) )
+    {
+    case SotClipboardFormatId::STRING:
+        if( !IsNoDataFlag() )
+        {
+            uno::Sequence< sal_Int8 > aSeq;
+            rValue >>= aSeq;
+            OUString sStr( reinterpret_cast<char const *>(aSeq.getConstArray()), aSeq.getLength(), DDE_TXT_ENCODING );
+
+            // remove not needed CR-LF at the end
+            sal_Int32 n = sStr.getLength();
+            while( n && 0 == sStr[ n-1 ] )
+                --n;
+            if( n && 0x0a == sStr[ n-1 ] )
+                --n;
+            if( n && 0x0d == sStr[ n-1 ] )
+                --n;
+
+            bool bDel = n != sStr.getLength();
+            if( bDel )
+                sStr = sStr.copy( 0, n );
+
+            rFieldType.SetExpansion( sStr );
+            // set Expansion first! (otherwise this flag will be deleted)
+            rFieldType.SetCRLFDelFlag( bDel );
+        }
+        break;
+
+    // other formats
+    default:
+        return SUCCESS;
+    }
+
+    OSL_ENSURE( rFieldType.GetDoc(), "no pDoc" );
+
+    // no dependencies left?
+    if( rFieldType.HasWriterListeners() && !rFieldType.IsModifyLocked() && !ChkNoDataFlag() )
+    {
+        SwViewShell* pSh = rFieldType.GetDoc()->getIDocumentLayoutAccess().GetCurrentViewShell();
+        SwEditShell* pESh = rFieldType.GetDoc()->GetEditShell();
+
+        // Search for fields. If no valid found, disconnect.
+        SwMsgPoolItem aUpdateDDE( RES_UPDATEDDETBL );
+        rFieldType.LockModify();
+
+        std::vector<SwFormatField*> vFields;
+        rFieldType.GatherFields(vFields, false);
+        if(vFields.size())
+        {
+            if(pESh)
+                pESh->StartAllAction();
+            else if(pSh)
+                pSh->StartAction();
+        }
+
+        for(auto pFormatField: vFields)
+        {
+            // a DDE table or a DDE field attribute in the text
+            if(pFormatField->GetTextField())
+                pFormatField->UpdateTextNode( nullptr, &aUpdateDDE );
+        }
+
+        rFieldType.UnlockModify();
+
+        if(vFields.size())
+        {
+            if(pESh)
+                pESh->EndAllAction();
+            else if(pSh)
+                pSh->EndAction();
+
+            if(pSh)
+                pSh->GetDoc()->getIDocumentState().SetModified();
+        }
+    }
+
+    return SUCCESS;
+}
+
+void SwIntrnlRefLink::Closed()
+{
+    if( rFieldType.GetDoc() && !rFieldType.GetDoc()->IsInDtor() )
+    {
+        // advise goes, convert all fields into text?
+        SwViewShell* pSh = rFieldType.GetDoc()->getIDocumentLayoutAccess().GetCurrentViewShell();
+        SwEditShell* pESh = rFieldType.GetDoc()->GetEditShell();
+        if( pESh )
+        {
+            pESh->StartAllAction();
+            pESh->FieldToText( &rFieldType );
+            pESh->EndAllAction();
+        }
+        else
+        {
+            pSh->StartAction();
+            // to call at the doc ??
+            pSh->EndAction();
+        }
+    }
+    SvBaseLink::Closed();
+}
+
+sw::LinkAnchorSearchHint::~LinkAnchorSearchHint() {};
+
+const SwNode* SwIntrnlRefLink::GetAnchor() const
+{
+    // here, any anchor of the normal NodesArray should be sufficient
+    const SwNode* pNd = nullptr;
+    rFieldType.CallSwClientNotify(sw::LinkAnchorSearchHint(rFieldType.GetDoc()->GetNodes(), pNd));
+    return pNd;
+}
+
+bool SwIntrnlRefLink::IsInRange( sal_uLong nSttNd, sal_uLong nEndNd ) const
+{
+    bool bInRange = false;
+    rFieldType.CallSwClientNotify(sw::InRangeSearchHint(
+        nSttNd, nEndNd, bInRange));
+    return bInRange;
+}
+
+SwDDEFieldType::SwDDEFieldType(const OUString& rName,
+                               const OUString& rCmd, SfxLinkUpdateMode nUpdateType )
+    : SwFieldType( SwFieldIds::Dde ),
+    aName( rName ), pDoc( nullptr ), nRefCnt( 0 )
+{
+    bCRLFFlag = bDeleted = false;
+    refLink = new SwIntrnlRefLink( *this, nUpdateType );
+    SetCmd( rCmd );
+}
+
+SwDDEFieldType::~SwDDEFieldType()
+{
+    if( pDoc && !pDoc->IsInDtor() )
+        pDoc->getIDocumentLinksAdministration().GetLinkManager().Remove( refLink.get() );
+    refLink->Disconnect();
+}
+
+std::unique_ptr<SwFieldType> SwDDEFieldType::Copy() const
+{
+    std::unique_ptr<SwDDEFieldType> pType(new SwDDEFieldType( aName, GetCmd(), GetType() ));
+    pType->aExpansion = aExpansion;
+    pType->bCRLFFlag = bCRLFFlag;
+    pType->bDeleted = bDeleted;
+    pType->SetDoc( pDoc );
+    return pType;
+}
+
+OUString SwDDEFieldType::GetName() const
+{
+    return aName;
+}
+
+void SwDDEFieldType::SetCmd( const OUString& _aStr )
+{
+    OUString aStr = _aStr;
+    sal_Int32 nIndex = 0;
+    do
+    {
+        aStr = aStr.replaceFirst("  ", " ", &nIndex);
+    } while (nIndex>=0);
+    refLink->SetLinkSourceName( aStr );
+}
+
+OUString const & SwDDEFieldType::GetCmd() const
+{
+    return refLink->GetLinkSourceName();
+}
+
+void SwDDEFieldType::SetDoc( SwDoc* pNewDoc )
+{
+    if( pNewDoc == pDoc )
+        return;
+
+    if( pDoc && refLink.is() )
+    {
+        OSL_ENSURE( !nRefCnt, "How do we get the references?" );
+        pDoc->getIDocumentLinksAdministration().GetLinkManager().Remove( refLink.get() );
+    }
+
+    pDoc = pNewDoc;
+    if( pDoc && nRefCnt )
+    {
+        refLink->SetVisible( pDoc->getIDocumentLinksAdministration().IsVisibleLinks() );
+        pDoc->getIDocumentLinksAdministration().GetLinkManager().InsertDDELink( refLink.get() );
+    }
+}
+
+void SwDDEFieldType::RefCntChgd()
+{
+    if( nRefCnt )
+    {
+        refLink->SetVisible( pDoc->getIDocumentLinksAdministration().IsVisibleLinks() );
+        pDoc->getIDocumentLinksAdministration().GetLinkManager().InsertDDELink( refLink.get() );
+        if( pDoc->getIDocumentLayoutAccess().GetCurrentViewShell() )
+            refLink->Update();
+    }
+    else
+    {
+        Disconnect();
+        pDoc->getIDocumentLinksAdministration().GetLinkManager().Remove( refLink.get() );
+    }
+}
+
+void SwDDEFieldType::QueryValue( uno::Any& rVal, sal_uInt16 nWhichId ) const
+{
+    sal_Int32 nPart = -1;
+    switch( nWhichId )
+    {
+    case FIELD_PROP_PAR2:      nPart = 2; break;
+    case FIELD_PROP_PAR4:      nPart = 1; break;
+    case FIELD_PROP_SUBTYPE:   nPart = 0; break;
+    case FIELD_PROP_BOOL1:
+        rVal <<= GetType() == SfxLinkUpdateMode::ALWAYS;
+        break;
+    case FIELD_PROP_PAR5:
+        rVal <<= aExpansion;
+        break;
+    default:
+        assert(false);
+    }
+    if ( nPart>=0 )
+        rVal <<= GetCmd().getToken(nPart, sfx2::cTokenSeparator);
+}
+
+void SwDDEFieldType::PutValue( const uno::Any& rVal, sal_uInt16 nWhichId )
+{
+    sal_Int32 nPart = -1;
+    switch( nWhichId )
+    {
+    case FIELD_PROP_PAR2:      nPart = 2; break;
+    case FIELD_PROP_PAR4:      nPart = 1; break;
+    case FIELD_PROP_SUBTYPE:   nPart = 0; break;
+    case FIELD_PROP_BOOL1:
+        SetType( *o3tl::doAccess<bool>(rVal) ?
+                 SfxLinkUpdateMode::ALWAYS :
+                 SfxLinkUpdateMode::ONCALL );
+        break;
+    case FIELD_PROP_PAR5:
+        rVal >>= aExpansion;
+        break;
+    default:
+        assert(false);
+    }
+    if( nPart>=0 )
+    {
+        const OUString sOldCmd( GetCmd() );
+        OUStringBuffer sNewCmd;
+        sal_Int32 nIndex = 0;
+        for (sal_Int32 i=0; i<3; ++i)
+        {
+            OUString sToken = sOldCmd.getToken(0, sfx2::cTokenSeparator, nIndex);
+            if (i==nPart)
+            {
+                rVal >>= sToken;
+            }
+            sNewCmd.append((i < 2)
+                ? sToken + OUStringChar(sfx2::cTokenSeparator) : sToken);
+        }
+        SetCmd( sNewCmd.makeStringAndClear() );
+    }
+}
+
+SwDDEField::SwDDEField( SwDDEFieldType* pInitType )
+    : SwField(pInitType)
+{
+}
+
+SwDDEField::~SwDDEField()
+{
+    if( GetTyp()->HasOnlyOneListener() )
+        static_cast<SwDDEFieldType*>(GetTyp())->Disconnect();
+}
+
+OUString SwDDEField::ExpandImpl(SwRootFrame const*const) const
+{
+    OUString aStr = static_cast<SwDDEFieldType*>(GetTyp())->GetExpansion();
+    aStr = aStr.replaceAll("\r", "");
+    aStr = aStr.replaceAll("\t", " ");
+    aStr = aStr.replaceAll("\n", "|");
+    if (aStr.endsWith("|"))
+    {
+        return aStr.copy(0, aStr.getLength()-1);
+    }
+    return aStr;
+}
+
+std::unique_ptr<SwField> SwDDEField::Copy() const
+{
+    return std::make_unique<SwDDEField>(static_cast<SwDDEFieldType*>(GetTyp()));
+}
+
+/// get field type name
+OUString SwDDEField::GetPar1() const
+{
+    return static_cast<const SwDDEFieldType*>(GetTyp())->GetName();
+}
+
+/// get field type command
+OUString SwDDEField::GetPar2() const
+{
+    return static_cast<const SwDDEFieldType*>(GetTyp())->GetCmd();
+}
+
+/// set field type command
+void SwDDEField::SetPar2(const OUString& rStr)
+{
+    static_cast<SwDDEFieldType*>(GetTyp())->SetCmd(rStr);
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */