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/ktoolbarlabelaction.cpp

@@ -0,0 +1,120 @@
+/*
+    This file is part of the KDE libraries
+    SPDX-FileCopyrightText: 2004 Felix Berger <felixberger@beldesign.de>
+
+    SPDX-License-Identifier: LGPL-2.0-only
+*/
+
+#include "ktoolbarlabelaction.h"
+
+#include <QApplication>
+#include <QLabel>
+#include <QPointer>
+#include <QToolBar>
+
+class KToolBarLabelActionPrivate
+{
+public:
+    QPointer<QAction> buddy;
+    QPointer<QLabel> label;
+};
+
+KToolBarLabelAction::KToolBarLabelAction(const QString &text, QObject *parent)
+    : QWidgetAction(parent)
+    , d(new KToolBarLabelActionPrivate)
+{
+    setText(text);
+    d->label = nullptr;
+}
+
+KToolBarLabelAction::KToolBarLabelAction(QAction *buddy, const QString &text, QObject *parent)
+    : QWidgetAction(parent)
+    , d(new KToolBarLabelActionPrivate)
+{
+    setBuddy(buddy);
+    setText(text);
+
+    d->label = nullptr;
+}
+
+KToolBarLabelAction::~KToolBarLabelAction() = default;
+
+void KToolBarLabelAction::setBuddy(QAction *buddy)
+{
+    d->buddy = buddy;
+
+    QList<QLabel *> labels;
+    const auto associatedWidgets = this->associatedObjects();
+    for (auto *widget : associatedWidgets) {
+        if (QToolBar *toolBar = qobject_cast<QToolBar *>(widget)) {
+            if (QLabel *label = qobject_cast<QLabel *>(toolBar->widgetForAction(this))) {
+                labels.append(label);
+            }
+        }
+    }
+    const auto buddysAssociatedWidgets = buddy->associatedObjects();
+    for (auto *widget : buddysAssociatedWidgets) {
+        if (QToolBar *toolBar = qobject_cast<QToolBar *>(widget)) {
+            QWidget *newBuddy = toolBar->widgetForAction(buddy);
+            for (QLabel *label : std::as_const(labels)) {
+                label->setBuddy(newBuddy);
+            }
+            return;
+        }
+    }
+}
+
+QAction *KToolBarLabelAction::buddy() const
+{
+    return d->buddy;
+}
+
+bool KToolBarLabelAction::event(QEvent *event)
+{
+    if (event->type() == QEvent::ActionChanged) {
+        if (d->label && text() != d->label->text()) {
+            Q_EMIT textChanged(text());
+            d->label->setText(text());
+        }
+    }
+
+    return QWidgetAction::event(event);
+}
+
+bool KToolBarLabelAction::eventFilter(QObject *watched, QEvent *event)
+{
+    if (d->label && d->buddy && event->type() == QEvent::PolishRequest && watched == d->label) {
+        const auto buddysAssociatedWidgets = d->buddy->associatedObjects();
+        for (auto *widget : buddysAssociatedWidgets) {
+            if (QToolBar *toolBar = qobject_cast<QToolBar *>(widget)) {
+                QWidget *newBuddy = toolBar->widgetForAction(d->buddy);
+                d->label->setBuddy(newBuddy);
+            }
+        }
+    }
+
+    return QWidgetAction::eventFilter(watched, event);
+}
+
+QWidget *KToolBarLabelAction::createWidget(QWidget *_parent)
+{
+    QToolBar *parent = qobject_cast<QToolBar *>(_parent);
+    if (!parent) {
+        return QWidgetAction::createWidget(_parent);
+    }
+    if (!d->label) {
+        d->label = new QLabel(parent);
+
+        // These lines were copied from Konqueror's KonqDraggableLabel class in
+        // konq_misc.cc
+        d->label->setBackgroundRole(QPalette::Button);
+        d->label->setAlignment((QApplication::isRightToLeft() ? Qt::AlignRight : Qt::AlignLeft) | Qt::AlignVCenter);
+        d->label->adjustSize();
+        d->label->setText(text());
+        d->label->installEventFilter(this);
+    }
+
+    return d->label;
+}
+
+#include "moc_ktoolbarlabelaction.cpp"