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/activities.h

@@ -0,0 +1,125 @@
+/*
+    KWin - the KDE window manager
+    This file is part of the KDE project.
+
+    SPDX-FileCopyrightText: 2013 Martin Gräßlin <mgraesslin@kde.org>
+
+    SPDX-License-Identifier: GPL-2.0-or-later
+*/
+#pragma once
+
+#include <QObject>
+#include <QStringList>
+#include <kwin_export.h>
+#include <unordered_map>
+
+#include <KSharedConfig>
+#include <PlasmaActivities/Controller>
+
+namespace KActivities
+{
+class Controller;
+}
+
+namespace KWin
+{
+class Window;
+class VirtualDesktop;
+
+class KWIN_EXPORT Activities : public QObject
+{
+    Q_OBJECT
+
+public:
+    explicit Activities(const KSharedConfig::Ptr &config);
+
+    bool stop(const QString &id);
+    bool start(const QString &id);
+    /**
+     * Sets the current activity to @param activity, and if desktop isn't nullptr,
+     * ensures that this doesn't interfere with virtual desktop switching
+     */
+    void setCurrent(const QString &activity, VirtualDesktop *desktop);
+    /**
+     * Adds/removes window \a window to/from \a activity.
+     *
+     * Takes care of transients as well.
+     */
+    void toggleWindowOnActivity(Window *window, const QString &activity, bool dont_activate);
+
+    QStringList running() const;
+    QStringList all() const;
+    const QString &current() const;
+    const QString &previous() const;
+
+    static QString nullUuid();
+
+    KActivities::Controller::ServiceStatus serviceStatus() const;
+
+Q_SIGNALS:
+    /**
+     * emitted before the current activity actually changes
+     */
+    void currentAboutToChange();
+    /**
+     * This signal is emitted when the global
+     * activity is changed
+     * @param id id of the new current activity
+     */
+    void currentChanged(const QString &id);
+    /**
+     * This signal is emitted when a new activity is added
+     * @param id id of the new activity
+     */
+    void added(const QString &id);
+    /**
+     * This signal is emitted when the activity
+     * is removed
+     * @param id id of the removed activity
+     */
+    void removed(const QString &id);
+
+public Q_SLOTS:
+    void notifyCurrentDesktopChanged(VirtualDesktop *desktop);
+
+private Q_SLOTS:
+    void slotServiceStatusChanged();
+    void slotRemoved(const QString &activity);
+    void slotCurrentChanged(const QString &newActivity);
+    void reallyStop(const QString &id); // dbus deadlocks suck
+
+private:
+    QString m_previous;
+    QString m_current;
+    KActivities::Controller *m_controller;
+    std::unordered_map<QString, QString> m_lastVirtualDesktop;
+    KSharedConfig::Ptr m_config;
+};
+
+inline QStringList Activities::all() const
+{
+    return m_controller->activities();
+}
+
+inline const QString &Activities::current() const
+{
+    return m_current;
+}
+
+inline const QString &Activities::previous() const
+{
+    return m_previous;
+}
+
+inline QStringList Activities::running() const
+{
+    return m_controller->activities(KActivities::Info::Running);
+}
+
+inline QString Activities::nullUuid()
+{
+    // cloned from kactivities/src/lib/core/consumer.cpp
+    return QStringLiteral("00000000-0000-0000-0000-000000000000");
+}
+
+}