sc/inc/SheetView.hxx                        |   12 ++++
 sc/qa/unit/tiledrendering/SheetViewTest.cxx |   63 +++++++++++++++++++++++
 sc/source/core/data/SheetView.cxx           |   38 +++++++++++++-
 sc/source/core/data/SheetViewManager.cxx    |    2 
 sc/source/core/data/table3.cxx              |   10 +++
 sc/source/ui/view/viewfunc.cxx              |   76 ++++++++++++++++++----------
 6 files changed, 172 insertions(+), 29 deletions(-)

New commits:
commit 0f1240281fd899527d91109b02d3de7a3394b451
Author:     Tomaž Vajngerl <[email protected]>
AuthorDate: Fri Sep 12 16:13:54 2025 +0200
Commit:     Tomaž Vajngerl <[email protected]>
CommitDate: Mon Feb 23 13:01:15 2026 +0100

    sc: unsort when synching a change from sheet view to default view
    
    If we sort in sheet view and change the value in sheet view, we
    need to reverse the sort when syncing the value with the default
    view. When a sheet view is sorted, we store the order inside
    SheetView. If we sort again, we need to combine the existing sort
    order with the new sort order (sort asc. and then sort desc).
    
    We also need sheet view info in ScTable of a sheet view, so we can
    properly set the sort order. This sent the information when we
    create the sheet view.
    
    Change-Id: I4d7f2c8add3f137025bcc9c6f29482795fa32ccb
    Reviewed-on: https://gerrit.libreoffice.org/c/core/+/190891
    Reviewed-by: Tomaž Vajngerl <[email protected]>
    Tested-by: Jenkins
    Reviewed-on: https://gerrit.libreoffice.org/c/core/+/200013
    Tested-by: Jenkins CollaboraOffice <[email protected]>

diff --git a/sc/inc/SheetView.hxx b/sc/inc/SheetView.hxx
index bff043b55812..5c36ddf01fc8 100644
--- a/sc/inc/SheetView.hxx
+++ b/sc/inc/SheetView.hxx
@@ -12,6 +12,7 @@
 #include "scdllapi.h"
 #include "types.hxx"
 #include <rtl/ustring.hxx>
+#include "SheetViewTypes.hxx"
 
 class ScTable;
 
@@ -29,11 +30,17 @@ private:
     bool mbSynced = true;
     OUString maName;
 
+    SCROW mnFirstRow;
+    SCROW mnLastRow;
+    std::vector<SCCOLROW> maOrder;
+    SheetViewID mnID;
+
 public:
-    SheetView(ScTable* pTable, OUString const& rName);
+    SheetView(ScTable* pTable, OUString const& rName, SheetViewID nID);
 
     ScTable* getTablePointer() const;
     SCTAB getTableNumber() const;
+    SheetViewID getID() const { return mnID; }
 
     OUString const& GetName() { return maName; }
 
@@ -45,6 +52,9 @@ public:
 
     /** Is the sheet view synced with its default view. */
     bool isSynced() const { return mbSynced; }
+
+    void addOrderIndices(std::vector<SCCOLROW> const& rOrder, SCROW firstRow, 
SCROW lastRow);
+    SCROW unsort(SCROW nRow) const;
 };
 }
 
diff --git a/sc/qa/unit/tiledrendering/SheetViewTest.cxx 
b/sc/qa/unit/tiledrendering/SheetViewTest.cxx
index 9a59c2733bab..a17ee4c5e3fe 100644
--- a/sc/qa/unit/tiledrendering/SheetViewTest.cxx
+++ b/sc/qa/unit/tiledrendering/SheetViewTest.cxx
@@ -807,6 +807,69 @@ CPPUNIT_TEST_FIXTURE(SheetViewTest, 
testSyncAfterSorting_DefaultViewSort)
     }
 }
 
+CPPUNIT_TEST_FIXTURE(SheetViewTest, testSyncAfterSorting_SheetViewSort)
+{
+    // Two related scenarios tested:
+    //
+    // 1. Auto-filter is sorted in the sheet view, then the data is changed in 
a sheet view.
+    //    In this case the default view is unsorted and the sheet view is 
sorted, so the data
+    //    in the sheet view needs to be first unsorted so we get the correct 
position of the
+    //    cell that needs to be changed.
+    // 2. Continuation of scenario 1, where the sheet view is sorted again 
(ascending then
+    //    descending order). In this case the sort orders must be combined 
correctly.
+
+    // Create two views, and leave the second one current.
+    ScModelObj* pModelObj = createDoc("SheetView_AutoFilter.ods");
+    
pModelObj->initializeForTiledRendering(uno::Sequence<beans::PropertyValue>());
+
+    // Setup views
+    ScTestViewCallback aSheetView;
+    ScTabViewShell* pTabViewSheetView = aSheetView.getTabViewShell();
+
+    SfxLokHelper::createView();
+    Scheduler::ProcessEventsToIdle();
+
+    ScTestViewCallback aDefaultView;
+    ScTabViewShell* pTabViewDefaultView = aDefaultView.getTabViewShell();
+
+    CPPUNIT_ASSERT(pTabViewSheetView != pTabViewDefaultView);
+    CPPUNIT_ASSERT(aSheetView.getViewID() != aDefaultView.getViewID());
+
+    // Switch to Sheet View and Create
+    {
+        SfxLokHelper::setView(aSheetView.getViewID());
+        Scheduler::ProcessEventsToIdle();
+
+        // New Sheet view
+        dispatchCommand(mxComponent, u".uno:NewSheetView"_ustr, {});
+
+        // Sort AutoFilter
+        dispatchCommand(mxComponent, u".uno:SortAscending"_ustr, {});
+
+        // Check values - Sheet View
+        CPPUNIT_ASSERT(checkValues(pTabViewSheetView, 0, 1, 4, { u"3", u"4", 
u"5", u"7" }));
+        CPPUNIT_ASSERT(checkValues(pTabViewDefaultView, 0, 1, 4, { u"4", u"5", 
u"3", u"7" }));
+
+        typeCharsInCell(std::string("9"), 0, 1, pTabViewSheetView, pModelObj);
+
+        CPPUNIT_ASSERT(checkValues(pTabViewSheetView, 0, 1, 4, { u"9", u"4", 
u"5", u"7" }));
+        CPPUNIT_ASSERT(checkValues(pTabViewDefaultView, 0, 1, 4, { u"4", u"5", 
u"9", u"7" }));
+
+        // Scenario 2
+
+        // Sort AutoFilter
+        dispatchCommand(mxComponent, u".uno:SortDescending"_ustr, {});
+
+        CPPUNIT_ASSERT(checkValues(pTabViewSheetView, 0, 1, 4, { u"9", u"7", 
u"5", u"4" }));
+        CPPUNIT_ASSERT(checkValues(pTabViewDefaultView, 0, 1, 4, { u"4", u"5", 
u"9", u"7" }));
+
+        typeCharsInCell(std::string("6"), 0, 3, pTabViewSheetView, pModelObj);
+
+        CPPUNIT_ASSERT(checkValues(pTabViewSheetView, 0, 1, 4, { u"9", u"7", 
u"6", u"4" }));
+        CPPUNIT_ASSERT(checkValues(pTabViewDefaultView, 0, 1, 4, { u"4", u"6", 
u"9", u"7" }));
+    }
+}
+
 CPPUNIT_PLUGIN_IMPLEMENT();
 
 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/sc/source/core/data/SheetView.cxx 
b/sc/source/core/data/SheetView.cxx
index 0c51d5ea6678..a7b103deeb7c 100644
--- a/sc/source/core/data/SheetView.cxx
+++ b/sc/source/core/data/SheetView.cxx
@@ -12,9 +12,10 @@
 
 namespace sc
 {
-SheetView::SheetView(ScTable* pTable, OUString const& rName)
+SheetView::SheetView(ScTable* pTable, OUString const& rName, SheetViewID nID)
     : mpTable(pTable)
     , maName(rName)
+    , mnID(nID)
 {
 }
 
@@ -25,6 +26,41 @@ SCTAB SheetView::getTableNumber() const
     assert(mpTable);
     return mpTable->GetTab();
 }
+
+void SheetView::addOrderIndices(std::vector<SCCOLROW> const& rOrder, SCROW 
firstRow, SCROW lastRow)
+{
+    mnFirstRow = firstRow;
+    mnLastRow = lastRow;
+    if (maOrder.empty())
+    {
+        maOrder = rOrder;
+    }
+    else
+    {
+        assert(maOrder.size() == rOrder.size());
+        std::vector<SCCOLROW> newOrder(maOrder.size());
+        for (size_t nIndex = 0; nIndex < maOrder.size(); ++nIndex)
+        {
+            size_t nSortedIndex = rOrder[nIndex];
+            newOrder[nIndex] = maOrder[nSortedIndex - 1];
+        }
+        maOrder = newOrder;
+    }
+}
+
+SCROW SheetView::unsort(SCROW nRow) const
+{
+    if (maOrder.empty())
+        return nRow;
+
+    if (nRow >= mnFirstRow && nRow <= mnLastRow)
+    {
+        size_t index = nRow - mnFirstRow;
+        auto nUnsortedRow = mnFirstRow + maOrder[index] - 1;
+        return nUnsortedRow;
+    }
+    return nRow;
+}
 }
 
 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/sc/source/core/data/SheetViewManager.cxx 
b/sc/source/core/data/SheetViewManager.cxx
index 015bba79718e..edc4afdf8558 100644
--- a/sc/source/core/data/SheetViewManager.cxx
+++ b/sc/source/core/data/SheetViewManager.cxx
@@ -19,7 +19,7 @@ SheetViewManager::SheetViewManager() {}
 SheetViewID SheetViewManager::create(ScTable* pSheetViewTable)
 {
     SheetViewID nID(maViews.size());
-    maViews.emplace_back(std::make_shared<SheetView>(pSheetViewTable, 
generateName()));
+    maViews.emplace_back(std::make_shared<SheetView>(pSheetViewTable, 
generateName(), nID));
     return nID;
 }
 
diff --git a/sc/source/core/data/table3.cxx b/sc/source/core/data/table3.cxx
index b3ced669834c..754ad9050e69 100644
--- a/sc/source/core/data/table3.cxx
+++ b/sc/source/core/data/table3.cxx
@@ -1807,7 +1807,15 @@ void ScTable::Sort(
             bool bAutoFilter = GetDoc().HasAutoFilter(rSortParam.nCol1, nRow1, 
GetTab());
             if (bAutoFilter)
             {
-                
GetSheetViewManager()->addOrderIndices(pArray->GetOrderIndices(), nRow1, 
nLastRow);
+                if (IsSheetViewHolder())
+                {
+                    auto pSheetView = 
mpSheetViewFor->GetSheetViewManager()->get(mnSheetViewID);
+                    pSheetView->addOrderIndices(pArray->GetOrderIndices(), 
nRow1, nLastRow);
+                }
+                else
+                {
+                    
GetSheetViewManager()->addOrderIndices(pArray->GetOrderIndices(), nRow1, 
nLastRow);
+                }
             }
         }
     }
diff --git a/sc/source/ui/view/viewfunc.cxx b/sc/source/ui/view/viewfunc.cxx
index 3b61a0b18f0c..bc9d68bfb4db 100644
--- a/sc/source/ui/view/viewfunc.cxx
+++ b/sc/source/ui/view/viewfunc.cxx
@@ -811,47 +811,73 @@ void ScViewFunc::EnterData( SCCOL nCol, SCROW nRow, SCTAB 
nTab,
 
         applyFormulaToCell(*this, nCol, nRow, nTab, rString, pData, 
xModificator, aMark, bMatrixExpand, bRecord, bNumFmtChanged);
 
-        if (!rDoc.IsSheetViewHolder(nSelectedTab))
-        {
-            auto pManager = rDoc.GetSheetViewManager(nSelectedTab);
+        if (rDoc.IsSheetViewHolder(nSelectedTab))
+            return;
 
-            for (auto const& pSheetView : pManager->getSheetViews())
-            {
-                if (!pSheetView)
-                    continue;
+        auto pManager = rDoc.GetSheetViewManager(nSelectedTab);
 
-                SCTAB nSheetViewTab = pSheetView->getTableNumber();
+        for (auto const& pSheetView : pManager->getSheetViews())
+        {
+            if (!pSheetView)
+                continue;
 
-                ScMarkData aSheetViewMark(rDoc.GetSheetLimits());
-                aSheetViewMark.SelectTable(nSheetViewTab, false);
-                ScRange aSheetViewRange(aMark.GetMarkArea());
-                aSheetViewRange.aStart.SetTab(nSheetViewTab);
-                aSheetViewRange.aEnd.SetTab(nSheetViewTab);
-                aSheetViewMark.SetMarkArea(aSheetViewRange);
+            SCTAB nSheetViewTab = pSheetView->getTableNumber();
 
-                applyFormulaToCell(*this, nCol, nRow, nSheetViewTab, rString, 
pData, xModificator, aSheetViewMark, bMatrixExpand, bRecord, bNumFmtChanged);
-            }
+            ScMarkData aSheetViewMark(rDoc.GetSheetLimits());
+            aSheetViewMark.SelectTable(nSheetViewTab, false);
+            ScRange aSheetViewRange(aMark.GetMarkArea());
+            aSheetViewRange.aStart.SetTab(nSheetViewTab);
+            aSheetViewRange.aEnd.SetTab(nSheetViewTab);
+            aSheetViewMark.SetMarkArea(aSheetViewRange);
+
+            applyFormulaToCell(*this, nCol, nRow, nSheetViewTab, rString, 
pData, xModificator, aSheetViewMark, bMatrixExpand, bRecord, bNumFmtChanged);
         }
     }
     else
     {
+        sc::SheetViewID nSheetViewID = GetViewData().GetSheetViewID();
         for (const auto& rTab : aMark)
         {
-            if (!rDoc.IsSheetViewHolder(rTab))
+            if (rDoc.IsSheetViewHolder(rTab))
+                continue;
+
+            auto pManager = rDoc.GetSheetViewManager(rTab);
+
+            for (auto const& pSheetView : pManager->getSheetViews())
             {
-                auto pManager = rDoc.GetSheetViewManager(rTab);
-                for (auto const& pSheetView : pManager->getSheetViews())
-                {
-                    if (!pSheetView)
-                        continue;
+                if (!pSheetView)
+                    continue;
 
-                    SCTAB nSheetViewTab = pSheetView->getTableNumber();
-                    SCROW nUnsortedRow = pManager->unsort(nRow);
+                SCTAB nSheetViewTab = pSheetView->getTableNumber();
+
+                if (GetViewData().GetSheetViewID() == sc::DefaultSheetViewID)
+                {
+                    SCROW nUnsortedRow = nRow;
+                    nUnsortedRow = pManager->unsort(nUnsortedRow);
                     applyText(*this, nCol, nUnsortedRow, nSheetViewTab, 
rString, bNumFmtChanged);
                 }
+                else if (GetViewData().GetSheetViewID() == pSheetView->getID())
+                {
+                    applyText(*this, nCol, nRow, nSheetViewTab, rString, 
bNumFmtChanged);
+                }
+                else
+                {
+                    // TODO - we need to update other sheet views as well, 
test case needed
+                }
+            }
+
+            {
+                SCROW nUnsortedRow = nRow;
+
+                if (nSheetViewID != sc::DefaultSheetViewID)
+                {
+                    auto pSheetView = pManager->get(nSheetViewID);
+                    nUnsortedRow = pSheetView->unsort(nUnsortedRow);
+                }
+                applyText(*this, nCol, nUnsortedRow, rTab, rString, 
bNumFmtChanged);
             }
-            applyText(*this, nCol, nRow, rTab, rString, bNumFmtChanged);
         }
+
         performAutoFormatAndUpdate(rString, aMark, nCol, nRow, nTab, 
bNumFmtChanged, bRecord, xModificator, *this);
     }
 }

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