Advance Wayland and KDE package bring-up

Ultraworked with [Sisyphus](https://github.com/code-yeongyu/oh-my-openagent)

Co-authored-by: Sisyphus <clio-agent@sisyphuslabs.ai>

local/recipes/kde/kf6-kwidgetsaddons/source/src/kfontsizeaction.cpp

@@ -0,0 +1,138 @@
+/*
+    This file is part of the KDE libraries
+    SPDX-FileCopyrightText: 1999 Reginald Stadlbauer <reggie@kde.org>
+    SPDX-FileCopyrightText: 1999 Simon Hausmann <hausmann@kde.org>
+    SPDX-FileCopyrightText: 2000 Nicolas Hadacek <haadcek@kde.org>
+    SPDX-FileCopyrightText: 2000 Kurt Granroth <granroth@kde.org>
+    SPDX-FileCopyrightText: 2000 Michael Koch <koch@kde.org>
+    SPDX-FileCopyrightText: 2001 Holger Freyther <freyther@kde.org>
+    SPDX-FileCopyrightText: 2002 Ellis Whitehead <ellis@kde.org>
+    SPDX-FileCopyrightText: 2002 Joseph Wenninger <jowenn@kde.org>
+    SPDX-FileCopyrightText: 2003 Andras Mantia <amantia@kde.org>
+    SPDX-FileCopyrightText: 2005-2006 Hamish Rodda <rodda@kde.org>
+
+    SPDX-License-Identifier: LGPL-2.0-only
+*/
+
+#include "kfontsizeaction.h"
+
+#include "kselectaction_p.h"
+
+#include "loggingcategory.h"
+
+#include <QFontDatabase>
+
+class KFontSizeActionPrivate : public KSelectActionPrivate
+{
+    Q_DECLARE_PUBLIC(KFontSizeAction)
+
+public:
+    KFontSizeActionPrivate(KFontSizeAction *qq)
+        : KSelectActionPrivate(qq)
+    {
+    }
+
+    void init();
+};
+
+// BEGIN KFontSizeAction
+KFontSizeAction::KFontSizeAction(QObject *parent)
+    : KSelectAction(*new KFontSizeActionPrivate(this), parent)
+{
+    Q_D(KFontSizeAction);
+
+    d->init();
+}
+
+KFontSizeAction::KFontSizeAction(const QString &text, QObject *parent)
+    : KSelectAction(*new KFontSizeActionPrivate(this), parent)
+{
+    Q_D(KFontSizeAction);
+
+    setText(text);
+    d->init();
+}
+
+KFontSizeAction::KFontSizeAction(const QIcon &icon, const QString &text, QObject *parent)
+    : KSelectAction(*new KFontSizeActionPrivate(this), parent)
+{
+    Q_D(KFontSizeAction);
+
+    setIcon(icon);
+    setText(text);
+    d->init();
+}
+
+KFontSizeAction::~KFontSizeAction() = default;
+
+void KFontSizeActionPrivate::init()
+{
+    Q_Q(KFontSizeAction);
+
+    q->setEditable(true);
+    const QList<int> sizes = QFontDatabase::standardSizes();
+    QStringList lst;
+    lst.reserve(sizes.count());
+    for (QList<int>::ConstIterator it = sizes.begin(), total = sizes.end(); it != total; ++it) {
+        lst.append(QString::number(*it));
+    }
+
+    q->setItems(lst);
+}
+
+void KFontSizeAction::setFontSize(int size)
+{
+    if (size == fontSize()) {
+        const QString test = QString::number(size);
+        const auto actions = this->actions();
+        for (QAction *action : actions) {
+            if (action->text() == test) {
+                setCurrentAction(action);
+                return;
+            }
+        }
+    }
+
+    if (size < 1) {
+        qCWarning(KWidgetsAddonsLog) << "KFontSizeAction: Size " << size << " is out of range";
+        return;
+    }
+
+    QAction *a = action(QString::number(size));
+    if (!a) {
+        // Insert at the correct position in the list (to keep sorting)
+        QList<int> lst;
+        // Convert to list of ints
+        QStringListIterator itemsIt(items());
+        while (itemsIt.hasNext()) {
+            lst.append(itemsIt.next().toInt());
+        }
+        // New size
+        lst.append(size);
+        // Sort the list
+        std::sort(lst.begin(), lst.end());
+        clear();
+        for (int it : std::as_const(lst)) {
+            QAction *const action = addAction(QString::number(it));
+            if (it == size) {
+                setCurrentAction(action);
+            }
+        }
+
+    } else {
+        setCurrentAction(a);
+    }
+}
+
+int KFontSizeAction::fontSize() const
+{
+    return currentText().toInt();
+}
+
+void KFontSizeAction::slotActionTriggered(QAction *action)
+{
+    Q_EMIT fontSizeChanged(action->text().toInt());
+    KSelectAction::slotActionTriggered(action);
+}
+
+#include "moc_kfontsizeaction.cpp"