1 files changed, 341 insertions, 0 deletions
diff --git a/sw/source/core/undo/SwUndoPageDesc.cxx b/sw/source/core/undo/SwUndoPageDesc.cxx
new file mode 100644
index 000000000..1ca66f9fb
--- /dev/null
+++ b/sw/source/core/undo/SwUndoPageDesc.cxx
@@ -0,0 +1,341 @@
+/* -*- 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 <doc.hxx>
+#include <IDocumentUndoRedo.hxx>
+#include <swundo.hxx>
+#include <pagedesc.hxx>
+#include <SwUndoPageDesc.hxx>
+#include <SwRewriter.hxx>
+#include <undobj.hxx>
+#include <strings.hrc>
+#include <fmtcntnt.hxx>
+#include <fmthdft.hxx>
+#include <osl/diagnose.h>
+
+SwUndoPageDesc::SwUndoPageDesc(const SwPageDesc & _aOld,
+                               const SwPageDesc & _aNew,
+                               SwDoc * _pDoc)
+    : SwUndo( _aOld.GetName() != _aNew.GetName() ?
+              SwUndoId::RENAME_PAGEDESC :
+              SwUndoId::CHANGE_PAGEDESC,
+              _pDoc ),
+      m_aOld(_aOld, _pDoc), m_aNew(_aNew, _pDoc), m_pDoc(_pDoc), m_bExchange( false )
+{
+    OSL_ENSURE(nullptr != m_pDoc, "no document?");
+
+    /*
+    The page description changes.
+    If there are no header/footer content changes like header on/off or change from shared content
+    to unshared etc., there is no reason to duplicate the content nodes (Crash i55547)
+    But this happens, this Undo Ctor will destroy the unnecessary duplicate and manipulate the
+    content pointer of the both page descriptions.
+    */
+    SwPageDesc &rOldDesc = m_aOld.m_PageDesc;
+    SwPageDesc &rNewDesc = m_aNew.m_PageDesc;
+    const SwFormatHeader& rOldHead = rOldDesc.GetMaster().GetHeader();
+    const SwFormatHeader& rNewHead = rNewDesc.GetMaster().GetHeader();
+    const SwFormatFooter& rOldFoot = rOldDesc.GetMaster().GetFooter();
+    const SwFormatFooter& rNewFoot = rNewDesc.GetMaster().GetFooter();
+    /* bExchange must not be set, if the old page descriptor will stay active.
+    Two known situations:
+    #i67735#: renaming a page descriptor
+    #i67334#: changing the follow style
+    If header/footer will be activated or deactivated, this undo will not work.
+    */
+    m_bExchange = ( m_aOld.GetName() == m_aNew.GetName() ) &&
+        ( _aOld.GetFollow() == _aNew.GetFollow() ) &&
+        ( rOldHead.IsActive() == rNewHead.IsActive() ) &&
+        ( rOldFoot.IsActive() == rNewFoot.IsActive() );
+    if( rOldHead.IsActive() && ( rOldDesc.IsHeaderShared() != rNewDesc.IsHeaderShared() ) )
+        m_bExchange = false;
+    if( rOldFoot.IsActive() && ( rOldDesc.IsFooterShared() != rNewDesc.IsFooterShared() ) )
+        m_bExchange = false;
+    if( ( rOldHead.IsActive() || rOldFoot.IsActive() ) && ( rOldDesc.IsFirstShared() != rNewDesc.IsFirstShared() ) )
+        m_bExchange = false;
+    if( m_bExchange )
+    {
+        if( rNewHead.IsActive() )
+        {
+            SwFrameFormat* pFormat = new SwFrameFormat( *rNewHead.GetHeaderFormat() );
+            // The Ctor of this object will remove the duplicate!
+            SwFormatHeader aFormatHeader(pFormat);
+            (void)aFormatHeader;
+            if (!rNewDesc.IsHeaderShared())
+            {
+                pFormat = new SwFrameFormat( *rNewDesc.GetLeft().GetHeader().GetHeaderFormat() );
+                // The Ctor of this object will remove the duplicate!
+                SwFormatHeader aLeftHeader(pFormat);
+                (void)aLeftHeader;
+            }
+            if (!rNewDesc.IsFirstShared())
+            {
+                pFormat = new SwFrameFormat( *rNewDesc.GetFirstMaster().GetHeader().GetHeaderFormat() );
+                // The Ctor of this object will remove the duplicate!
+                SwFormatHeader aFirstHeader(pFormat);
+                (void)aFirstHeader;
+            }
+        }
+        // Same procedure for footers...
+        if( rNewFoot.IsActive() )
+        {
+            SwFrameFormat* pFormat = new SwFrameFormat( *rNewFoot.GetFooterFormat() );
+            // The Ctor of this object will remove the duplicate!
+            SwFormatFooter aFormatFooter(pFormat);
+            (void)aFormatFooter;
+            if (!rNewDesc.IsFooterShared())
+            {
+                pFormat = new SwFrameFormat( *rNewDesc.GetLeft().GetFooter().GetFooterFormat() );
+                // The Ctor of this object will remove the duplicate!
+                SwFormatFooter aLeftFooter(pFormat);
+                (void)aLeftFooter;
+            }
+            if (!rNewDesc.IsFirstShared())
+            {
+                pFormat = new SwFrameFormat( *rNewDesc.GetFirstMaster().GetFooter().GetFooterFormat() );
+                // The Ctor of this object will remove the duplicate!
+                SwFormatFooter aFirstFooter(pFormat);
+                (void)aFirstFooter;
+            }
+        }
+
+        // After this exchange method the old page description will point to zero,
+        // the new one will point to the node position of the original content nodes.
+        ExchangeContentNodes( m_aOld.m_PageDesc, m_aNew.m_PageDesc );
+    }
+}
+
+SwUndoPageDesc::~SwUndoPageDesc()
+{
+}
+
+void SwUndoPageDesc::ExchangeContentNodes( SwPageDesc& rSource, SwPageDesc &rDest )
+{
+    OSL_ENSURE( m_bExchange, "You shouldn't do that." );
+    const SwFormatHeader& rDestHead = rDest.GetMaster().GetHeader();
+    const SwFormatHeader& rSourceHead = rSource.GetMaster().GetHeader();
+    if( rDestHead.IsActive() )
+    {
+        // Let the destination page description point to the source node position,
+        // from now on this descriptor is responsible for the content nodes!
+        const SfxPoolItem* pItem;
+        rDest.GetMaster().GetAttrSet().GetItemState( RES_HEADER, false, &pItem );
+        std::unique_ptr<SfxPoolItem> pNewItem(pItem->Clone());
+        SwFrameFormat* pNewFormat = static_cast<SwFormatHeader*>(pNewItem.get())->GetHeaderFormat();
+        pNewFormat->SetFormatAttr( rSourceHead.GetHeaderFormat()->GetContent() );
+
+        // Let the source page description point to zero node position,
+        // it loses the responsible and can be destroyed without removing the content nodes.
+        rSource.GetMaster().GetAttrSet().GetItemState( RES_HEADER, false, &pItem );
+        pNewItem.reset(pItem->Clone());
+        pNewFormat = static_cast<SwFormatHeader*>(pNewItem.get())->GetHeaderFormat();
+        pNewFormat->SetFormatAttr( SwFormatContent() );
+
+        if( !rDest.IsHeaderShared() )
+        {
+            // Same procedure for unshared header...
+            const SwFormatHeader& rSourceLeftHead = rSource.GetLeft().GetHeader();
+            rDest.GetLeft().GetAttrSet().GetItemState( RES_HEADER, false, &pItem );
+            pNewItem.reset(pItem->Clone());
+            pNewFormat = static_cast<SwFormatHeader*>(pNewItem.get())->GetHeaderFormat();
+            pNewFormat->SetFormatAttr( rSourceLeftHead.GetHeaderFormat()->GetContent() );
+            rSource.GetLeft().GetAttrSet().GetItemState( RES_HEADER, false, &pItem );
+            pNewItem.reset(pItem->Clone());
+            pNewFormat = static_cast<SwFormatHeader*>(pNewItem.get())->GetHeaderFormat();
+            pNewFormat->SetFormatAttr( SwFormatContent() );
+        }
+        if (!rDest.IsFirstShared())
+        {
+            // Same procedure for unshared header...
+            const SwFormatHeader& rSourceFirstMasterHead = rSource.GetFirstMaster().GetHeader();
+            rDest.GetFirstMaster().GetAttrSet().GetItemState( RES_HEADER, false, &pItem );
+            pNewItem.reset(pItem->Clone());
+            pNewFormat = static_cast<SwFormatHeader*>(pNewItem.get())->GetHeaderFormat();
+            pNewFormat->SetFormatAttr( rSourceFirstMasterHead.GetHeaderFormat()->GetContent() );
+            rSource.GetFirstMaster().GetAttrSet().GetItemState( RES_HEADER, false, &pItem );
+            pNewItem.reset(pItem->Clone());
+            pNewFormat = static_cast<SwFormatHeader*>(pNewItem.get())->GetHeaderFormat();
+            pNewFormat->SetFormatAttr( SwFormatContent() );
+        }
+    }
+    // Same procedure for footers...
+    const SwFormatFooter& rDestFoot = rDest.GetMaster().GetFooter();
+    const SwFormatFooter& rSourceFoot = rSource.GetMaster().GetFooter();
+    if( !rDestFoot.IsActive() )
+        return;
+
+    const SfxPoolItem* pItem;
+    rDest.GetMaster().GetAttrSet().GetItemState( RES_FOOTER, false, &pItem );
+    std::unique_ptr<SfxPoolItem> pNewItem(pItem->Clone());
+    SwFrameFormat *pNewFormat = static_cast<SwFormatFooter*>(pNewItem.get())->GetFooterFormat();
+    pNewFormat->SetFormatAttr( rSourceFoot.GetFooterFormat()->GetContent() );
+
+    rSource.GetMaster().GetAttrSet().GetItemState( RES_FOOTER, false, &pItem );
+    pNewItem.reset(pItem->Clone());
+    pNewFormat = static_cast<SwFormatFooter*>(pNewItem.get())->GetFooterFormat();
+    pNewFormat->SetFormatAttr( SwFormatContent() );
+
+    if( !rDest.IsFooterShared() )
+    {
+        const SwFormatFooter& rSourceLeftFoot = rSource.GetLeft().GetFooter();
+        rDest.GetLeft().GetAttrSet().GetItemState( RES_FOOTER, false, &pItem );
+        pNewItem.reset(pItem->Clone());
+        pNewFormat = static_cast<SwFormatFooter*>(pNewItem.get())->GetFooterFormat();
+        pNewFormat->SetFormatAttr( rSourceLeftFoot.GetFooterFormat()->GetContent() );
+        rSource.GetLeft().GetAttrSet().GetItemState( RES_FOOTER, false, &pItem );
+        pNewItem.reset(pItem->Clone());
+        pNewFormat = static_cast<SwFormatFooter*>(pNewItem.get())->GetFooterFormat();
+        pNewFormat->SetFormatAttr( SwFormatContent() );
+    }
+    if (rDest.IsFirstShared())
+        return;
+
+    const SwFormatFooter& rSourceFirstMasterFoot = rSource.GetFirstMaster().GetFooter();
+    rDest.GetFirstMaster().GetAttrSet().GetItemState( RES_FOOTER, false, &pItem );
+    pNewItem.reset(pItem->Clone());
+    pNewFormat = static_cast<SwFormatFooter*>(pNewItem.get())->GetFooterFormat();
+    pNewFormat->SetFormatAttr( rSourceFirstMasterFoot.GetFooterFormat()->GetContent() );
+    rSource.GetFirstMaster().GetAttrSet().GetItemState( RES_FOOTER, false, &pItem );
+    pNewItem.reset(pItem->Clone());
+    pNewFormat = static_cast<SwFormatFooter*>(pNewItem.get())->GetFooterFormat();
+    pNewFormat->SetFormatAttr( SwFormatContent() );
+}
+
+void SwUndoPageDesc::UndoImpl(::sw::UndoRedoContext &)
+{
+    // Move (header/footer)content node responsibility from new page descriptor to old one again.
+    if( m_bExchange )
+        ExchangeContentNodes( m_aNew.m_PageDesc, m_aOld.m_PageDesc );
+    m_pDoc->ChgPageDesc(m_aOld.GetName(), m_aOld);
+}
+
+void SwUndoPageDesc::RedoImpl(::sw::UndoRedoContext &)
+{
+    // Move (header/footer)content node responsibility from old page descriptor to new one again.
+    if( m_bExchange )
+        ExchangeContentNodes( m_aOld.m_PageDesc, m_aNew.m_PageDesc );
+    m_pDoc->ChgPageDesc(m_aNew.GetName(), m_aNew);
+}
+
+SwRewriter SwUndoPageDesc::GetRewriter() const
+{
+    SwRewriter aResult;
+
+    aResult.AddRule(UndoArg1, m_aOld.GetName());
+    aResult.AddRule(UndoArg2, SwResId(STR_YIELDS));
+    aResult.AddRule(UndoArg3, m_aNew.GetName());
+
+    return aResult;
+}
+
+SwUndoPageDescCreate::SwUndoPageDescCreate(const SwPageDesc * pNew,
+                                           SwDoc * _pDoc)
+    : SwUndo(SwUndoId::CREATE_PAGEDESC, _pDoc), m_pDesc(pNew), m_aNew(*pNew, _pDoc),
+      m_pDoc(_pDoc)
+{
+    OSL_ENSURE(nullptr != m_pDoc, "no document?");
+}
+
+SwUndoPageDescCreate::~SwUndoPageDescCreate()
+{
+}
+
+void SwUndoPageDescCreate::UndoImpl(::sw::UndoRedoContext &)
+{
+    if (m_pDesc)
+    {
+        m_aNew = *m_pDesc;
+        m_pDesc = nullptr;
+    }
+
+    m_pDoc->DelPageDesc(m_aNew.GetName(), true);
+}
+
+void SwUndoPageDescCreate::DoImpl()
+{
+    SwPageDesc aPageDesc = m_aNew;
+    m_pDoc->MakePageDesc(m_aNew.GetName(), &aPageDesc, false, true);
+}
+
+void SwUndoPageDescCreate::RedoImpl(::sw::UndoRedoContext &)
+{
+    DoImpl();
+}
+
+void SwUndoPageDescCreate::RepeatImpl(::sw::RepeatContext &)
+{
+    ::sw::UndoGuard const undoGuard(m_pDoc->GetIDocumentUndoRedo());
+    DoImpl();
+}
+
+SwRewriter SwUndoPageDescCreate::GetRewriter() const
+{
+    SwRewriter aResult;
+
+    if (m_pDesc)
+        aResult.AddRule(UndoArg1, m_pDesc->GetName());
+    else
+        aResult.AddRule(UndoArg1, m_aNew.GetName());
+
+    return aResult;
+}
+
+SwUndoPageDescDelete::SwUndoPageDescDelete(const SwPageDesc & _aOld,
+                                           SwDoc * _pDoc)
+    : SwUndo(SwUndoId::DELETE_PAGEDESC, _pDoc), m_aOld(_aOld, _pDoc), m_pDoc(_pDoc)
+{
+    OSL_ENSURE(nullptr != m_pDoc, "no document?");
+}
+
+SwUndoPageDescDelete::~SwUndoPageDescDelete()
+{
+}
+
+void SwUndoPageDescDelete::UndoImpl(::sw::UndoRedoContext &)
+{
+    SwPageDesc aPageDesc = m_aOld;
+    m_pDoc->MakePageDesc(m_aOld.GetName(), &aPageDesc, false, true);
+}
+
+void SwUndoPageDescDelete::DoImpl()
+{
+    m_pDoc->DelPageDesc(m_aOld.GetName(), true);
+}
+
+void SwUndoPageDescDelete::RedoImpl(::sw::UndoRedoContext &)
+{
+    DoImpl();
+}
+
+void SwUndoPageDescDelete::RepeatImpl(::sw::RepeatContext &)
+{
+    ::sw::UndoGuard const undoGuard(m_pDoc->GetIDocumentUndoRedo());
+    DoImpl();
+}
+
+SwRewriter SwUndoPageDescDelete::GetRewriter() const
+{
+    SwRewriter aResult;
+
+    aResult.AddRule(UndoArg1, m_aOld.GetName());
+
+    return aResult;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */