sw/qa/core/layout/flycnt.cxx     |    8 ++++++++
 sw/source/core/layout/tabfrm.cxx |    4 +++-
 sw/source/core/text/txtfly.cxx   |   17 +++++++++++++++++
 3 files changed, 28 insertions(+), 1 deletion(-)

New commits:
commit 3aa3f0a1638a8d8006955b62bb647526768be3d8
Author:     Miklos Vajna <vmik...@collabora.com>
AuthorDate: Thu Sep 7 08:25:18 2023 +0200
Commit:     Miklos Vajna <vmik...@collabora.com>
CommitDate: Thu Sep 7 09:57:40 2023 +0200

    sw floattable, nesting: fix position of the inner follow table
    
    The bugdoc was no longer crashing, but the inner table's follow part on
    page 2 was not visible.
    
    The problem was that lcl_ArrangeLowers() didn't try to update the fly's
    position when the cell's position changed, now we do this for split
    flys.
    
    The other problem was that as SwTextFly::GetTop() is called by
    SwTextFly::InitAnchoredObjList(), the inner flys were ignored while
    collecting the intersecting fly frames for a paragraph, leading to an
    overlap between the inner follow fly and the inner anchor text. This is
    now fixed by explicitly checking for the splitfly-in-splitfly case.
    
    With this, the ODT bugdoc now renders correctly when opened. (This is
    related to tdf#55160.)
    
    Change-Id: I60997e7913984872319250b0fb1cb91e02512800
    Reviewed-on: https://gerrit.libreoffice.org/c/core/+/156632
    Reviewed-by: Miklos Vajna <vmik...@collabora.com>
    Tested-by: Jenkins

diff --git a/sw/qa/core/layout/flycnt.cxx b/sw/qa/core/layout/flycnt.cxx
index 0839e6a34b36..797d5d8c5691 100644
--- a/sw/qa/core/layout/flycnt.cxx
+++ b/sw/qa/core/layout/flycnt.cxx
@@ -1060,6 +1060,14 @@ CPPUNIT_TEST_FIXTURE(Test, testSplitFlyNested)
     CPPUNIT_ASSERT(pPage2Fly1);
     CPPUNIT_ASSERT(pPage2Fly1->GetAnchorFrameContainingAnchPos()->IsInFly());
     CPPUNIT_ASSERT(pPage2Fly1->GetPrecede());
+
+    // Without the accompanying fix in place, this test would have failed with:
+    // - Expected greater than: 6204
+    // - Actual  : 1725
+    // i.e. the inner follow fly had a bad position, it was outside the page 
rectangle, it was not
+    // rendered and this way the inner anchor had no fly portion, either.
+    CPPUNIT_ASSERT_GREATER(pPage2->getFrameArea().Top(), 
pPage2Fly1->getFrameArea().Top());
+
     auto pPage2Fly2 = 
rPage2Objs[1]->DynCastFlyFrame()->DynCastFlyAtContentFrame();
     CPPUNIT_ASSERT(pPage2Fly2);
     CPPUNIT_ASSERT(!pPage2Fly2->GetAnchorFrameContainingAnchPos()->IsInFly());
diff --git a/sw/source/core/layout/tabfrm.cxx b/sw/source/core/layout/tabfrm.cxx
index 5b14113825e4..bbd7ebece6d8 100644
--- a/sw/source/core/layout/tabfrm.cxx
+++ b/sw/source/core/layout/tabfrm.cxx
@@ -5338,10 +5338,12 @@ static bool lcl_ArrangeLowers( SwLayoutFrame *pLay, 
tools::Long lYStart, bool bI
                         // on the object positioning.
                         // #i52904# - no direct move of objects,
                         // whose vertical position doesn't depend on anchor 
frame.
+                        // Also move split flys directly, otherwise the 
follows would not be moved
+                        // at all.
                         const bool bDirectMove =
                                 FAR_AWAY != pFly->getFrameArea().Top() &&
                                 bVertPosDepOnAnchor &&
-                                !pFly->ConsiderObjWrapInfluenceOnObjPos();
+                                (!pFly->ConsiderObjWrapInfluenceOnObjPos() || 
pFly->IsFlySplitAllowed());
                         if ( bDirectMove )
                         {
                             {
diff --git a/sw/source/core/text/txtfly.cxx b/sw/source/core/text/txtfly.cxx
index e5bf03162db4..a290ac4d2010 100644
--- a/sw/source/core/text/txtfly.cxx
+++ b/sw/source/core/text/txtfly.cxx
@@ -679,6 +679,23 @@ bool SwTextFly::GetTop( const SwAnchoredObject* 
_pAnchoredObj,
         bool bEvade = !mpCurrAnchoredObj ||
                           Is_Lower_Of( mpCurrAnchoredObj->DynCastFlyFrame(), 
pNew);
 
+        auto pFly = _pAnchoredObj->DynCastFlyFrame();
+        if (pFly && pFly->IsFlySplitAllowed())
+        {
+            // Check if _pAnchoredObj is a split fly inside an other split 
fly. Always collect such
+            // flys, otherwise the inner anchor text will overlap with the 
inner fly.
+            SwFrame* pFlyAnchor = const_cast<SwAnchoredObject*>(_pAnchoredObj)
+                ->GetAnchorFrameContainingAnchPos();
+            if (pFlyAnchor && pFlyAnchor->IsInFly())
+            {
+                auto pOuterFly = pFlyAnchor->FindFlyFrame();
+                if (pOuterFly && pOuterFly->IsFlySplitAllowed())
+                {
+                    return true;
+                }
+            }
+        }
+
         if ( !bEvade )
         {
             // We are currently inside a fly frame and pNew is not

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