2 files changed, 21 insertions, 13 deletions
diff --git a/plugins/sizes/Sizes.cpp b/plugins/sizes/Sizes.cpp
index 3a646b2b..d6fbc4b5 100644
--- a/plugins/sizes/Sizes.cpp
+++ b/plugins/sizes/Sizes.cpp
@@ -35,9 +35,6 @@
 #include <QtGui/QGuiApplication>
 #include <QQmlEngine>
 
-#include <QtQuickControls2/private/qquickstyle_p.h>
-
-
 
 class StyleData {
 public:
@@ -80,10 +77,10 @@ public:
 static StyleData GlobalStyleData;
 
 Sizes::Sizes(QObject *parent)
-    : QQuickAttachedObject(parent)
+    : QQuickAttachedPropertyPropagator(parent)
     , m_data(new StyleData(GlobalStyleData))
 {
-    init();
+    initialize();
 }
 
 Sizes::~Sizes()
@@ -130,13 +127,13 @@ int Sizes::fontSizeXXL() const
     return qRound(m_data->fontSizeXXL * m_data->scale);
 }
 
-void Sizes::init()
+void Sizes::initialize()
 {
     m_data.reset(new StyleData(GlobalStyleData));
-    QQuickAttachedObject::init();
+    QQuickAttachedPropertyPropagator::initialize();
 }
 
-void Sizes::attachedParentChange(QQuickAttachedObject *newParent, QQuickAttachedObject *oldParent)
+void Sizes::attachedParentChange(QQuickAttachedPropertyPropagator *newParent, QQuickAttachedPropertyPropagator *oldParent)
 {
     Q_UNUSED(oldParent)
     Sizes* neptune = qobject_cast<Sizes *>(newParent);
@@ -181,7 +178,7 @@ void Sizes::setScale(qreal value)
 
 void Sizes::propagateScale()
 {
-    for (QQuickAttachedObject *child : attachedChildren()) {
+    for (QQuickAttachedPropertyPropagator *child : attachedChildren()) {
         Sizes* neptune = qobject_cast<Sizes *>(child);
         if (neptune && !qFuzzyCompare(neptune->scale(), m_data->scale))
             neptune->setScale(m_data->scale);
diff --git a/plugins/sizes/Sizes.h b/plugins/sizes/Sizes.h
index bc8af3c9..05c057bb 100644
--- a/plugins/sizes/Sizes.h
+++ b/plugins/sizes/Sizes.h
@@ -35,12 +35,23 @@
 #include <QtCore/QSharedPointer>
 #include <QtCore/QScopedPointer>
 #include <QJSValue>
+#include <QQmlEngine>
 
-#include <QtQuickControls2Impl/private/qquickattachedobject_p.h>
+#if QT_VERSION < QT_VERSION_CHECK(6, 5, 0)
+#  include <QtQuickControls2/private/qquickstyle_p.h>
+class QQuickAttachedPropertyPropagator : public QQuickAttachedObject
+{
+protected:
+    void initialize() { QQuickAttachedObject::init(); }
+};
+
+#else
+#  include <QtQuickControls2/QQuickAttachedPropertyPropagator>
+#endif
 
 class StyleData;
 
-class Sizes : public QQuickAttachedObject
+class Sizes : public QQuickAttachedPropertyPropagator
 {
     Q_OBJECT
 
@@ -96,7 +107,7 @@ public:
     QJSValue dp() const;
 
 protected:
-    void init();
+    void initialize();
 signals:
     void scaleChanged();
 
@@ -105,7 +116,7 @@ private:
     mutable QJSValue m_dp;
 
 protected:
-    void attachedParentChange(QQuickAttachedObject *newParent, QQuickAttachedObject *oldParent) override;
+    void attachedParentChange(QQuickAttachedPropertyPropagator *newParent, QQuickAttachedPropertyPropagator *oldParent) override;
     void inheritStyle(const StyleData &data);
     void propagateStyle(const StyleData &data);
     void propagateScale();