diff --git a/src/private/multisplitter/MultiSplitterLayout.cpp b/src/private/multisplitter/MultiSplitterLayout.cpp
index c1456cc4..23505055 100644
--- a/src/private/multisplitter/MultiSplitterLayout.cpp
+++ b/src/private/multisplitter/MultiSplitterLayout.cpp
@@ -41,9 +41,6 @@
 using namespace KDDockWidgets;
 using namespace Layouting;
 
-const QString MultiSplitterLayout::s_magicMarker = QStringLiteral("bac9948e-5f1b-4271-acc5-07f1708e2611");
-
-
 MultiSplitterLayout::MultiSplitterLayout(MultiSplitter *parent)
     : QObject(parent)
     , m_multiSplitter(parent)
@@ -171,24 +168,6 @@ void MultiSplitterLayout::addWidget(QWidgetOrQuick *w, Location location, Frame
 
 }
 
-void MultiSplitterLayout::addItems_internal(const ItemList &items, bool updateConstraints, bool emitSignal)
-{
-
-    if (updateConstraints)
-        updateSizeConstraints();
-
-    for (auto item : items) {
-        if (item->frame()) {
-            item->setIsVisible(true);
-            item->frame()->installEventFilter(this);
-            Q_EMIT widgetAdded(item);
-        }
-    }
-
-    if (emitSignal)
-        Q_EMIT widgetCountChanged(m_rootItem->count_recursive());
-}
-
 QString MultiSplitterLayout::affinityName() const
 {
     if (auto ms = multiSplitter()) {
@@ -241,15 +220,7 @@ Item *MultiSplitterLayout::itemAt(QPoint p) const
 
 void MultiSplitterLayout::clear()
 {
-    const int oldCount = count();
-    const int oldVisibleCount = visibleCount();
-
     m_rootItem->clear();
-
-    if (oldCount > 0)
-        Q_EMIT widgetCountChanged(0);
-    if (oldVisibleCount > 0)
-        Q_EMIT visibleWidgetCountChanged(0);
 }
 
 int MultiSplitterLayout::visibleCount() const
@@ -436,25 +407,6 @@ QRect MultiSplitterLayout::rectForDrop(const QWidgetOrQuick *widget, Location lo
     return QRect();
 }
 
-bool MultiSplitterLayout::eventFilter(QObject *o, QEvent *e)
-{
-    if (m_inDestructor || e->spontaneous() || !m_multiSplitter)
-        return false;
-
-    if (!m_multiSplitter->isVisible()) {
-        // The whole MultiSplitter isn't visible, don't bother. It probably even is being hidden by ~QMainWindow().
-        return false;
-    }
-
-    QWidget *w = qobject_cast<QWidget*>(o);
-    if (!w || !w->testAttribute(Qt::WA_WState_ExplicitShowHide)) {
-        // We only care about explicit show/hide by the developer
-        return false;
-    }
-
-    return false;
-}
-
 bool MultiSplitterLayout::deserialize(const LayoutSaver::MultiSplitterLayout &)
 {
     return true;
diff --git a/src/private/multisplitter/MultiSplitterLayout_p.h b/src/private/multisplitter/MultiSplitterLayout_p.h
index 42771cf8..99e6867a 100644
--- a/src/private/multisplitter/MultiSplitterLayout_p.h
+++ b/src/private/multisplitter/MultiSplitterLayout_p.h
@@ -185,11 +185,6 @@ public:
     ///@brief returns the number of anchors that are following others, just for tests.
     int numVisibleAnchors() const;
 
-    ///@brief a function that all code paths adding Items will call.
-    ///It's mostly for code reuse, so we don't duplicate what's done here. But it's also nice to
-    ///have a central place that we know will be called
-    void addItems_internal(const ItemList &, bool updateConstraints = true, bool emitSignal = true);
-
     /**
      * @brief Updates the min size of this layout.
      */
@@ -337,17 +332,12 @@ Q_SIGNALS:
     void minimumSizeChanged(QSize);
 
 public:
-    bool eventFilter(QObject *o, QEvent *e) override;
     Layouting::Anchor::List anchors(Qt::Orientation, bool includeStatic = false, bool includePlaceholders = true) const;
-    static const QString s_magicMarker;
-    void ensureAnchorsBounded();
 private:
     friend class TestDocks;
     friend class KDDockWidgets::Debug::DebugWindow;
     friend class LayoutSaver;
 
-    std::pair<int,int> boundInterval(int newPos1, Layouting::Anchor* anchor1, int newPos2,
-                                     Layouting::Anchor *anchor2) const;
     void blockItemPropagateGeo(bool block);
 
     /**