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/kwin/source/src/onscreennotification.h

@@ -0,0 +1,78 @@
+/*
+    SPDX-FileCopyrightText: 2016 Martin Graesslin <mgraesslin@kde.org>
+
+    SPDX-License-Identifier: GPL-2.0-only OR GPL-3.0-only OR LicenseRef-KDE-Accepted-GPL
+
+*/
+
+#pragma once
+
+#include <KSharedConfig>
+#include <QObject>
+#include <memory>
+
+class QPropertyAnimation;
+class QTimer;
+class QQmlContext;
+class QQmlComponent;
+class QQmlEngine;
+
+namespace KWin
+{
+
+class OnScreenNotificationInputEventSpy;
+
+class OnScreenNotification : public QObject
+{
+    Q_OBJECT
+    Q_PROPERTY(bool visible READ isVisible WRITE setVisible NOTIFY visibleChanged)
+    Q_PROPERTY(QString message READ message WRITE setMessage NOTIFY messageChanged)
+    Q_PROPERTY(QString iconName READ iconName WRITE setIconName NOTIFY iconNameChanged)
+    Q_PROPERTY(int timeout READ timeout WRITE setTimeout NOTIFY timeoutChanged)
+
+public:
+    explicit OnScreenNotification(QObject *parent = nullptr);
+    ~OnScreenNotification() override;
+    bool isVisible() const;
+    QString message() const;
+    QString iconName() const;
+    int timeout() const;
+
+    QRect geometry() const;
+
+    void setVisible(bool m_visible);
+    void setMessage(const QString &message);
+    void setIconName(const QString &iconName);
+    void setTimeout(int timeout);
+
+    void setConfig(KSharedConfigPtr config);
+    void setEngine(QQmlEngine *engine);
+
+    void setContainsPointer(bool contains);
+    void setSkipCloseAnimation(bool skip);
+
+Q_SIGNALS:
+    void visibleChanged();
+    void messageChanged();
+    void iconNameChanged();
+    void timeoutChanged();
+
+private:
+    void show();
+    void ensureQmlContext();
+    void ensureQmlComponent();
+    void createInputSpy();
+    bool m_visible = false;
+    QString m_message;
+    QString m_iconName;
+    QTimer *m_timer;
+    KSharedConfigPtr m_config;
+    std::unique_ptr<QQmlContext> m_qmlContext;
+    std::unique_ptr<QQmlComponent> m_qmlComponent;
+    QQmlEngine *m_qmlEngine = nullptr;
+    std::unique_ptr<QObject> m_mainItem;
+    std::unique_ptr<OnScreenNotificationInputEventSpy> m_spy;
+    QPropertyAnimation *m_animation = nullptr;
+    bool m_containsPointer = false;
+};
+}