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-kwindowsystem/source/src/kwindowsystem_p.h

@@ -0,0 +1,36 @@
+/*
+    SPDX-FileCopyrightText: 2014 Martin Gräßlin <mgraesslin@kde.org>
+
+    SPDX-License-Identifier: LGPL-2.1-only OR LGPL-3.0-only OR LicenseRef-KDE-Accepted-LGPL
+*/
+#ifndef KWINDOWSYSTEM_P_H
+#define KWINDOWSYSTEM_P_H
+
+#include "netwm_def.h"
+#include <QStringList>
+#include <QWidgetList> //For WId
+#include <kwindowsystem_export.h>
+
+class NETWinInfo;
+
+class KWINDOWSYSTEM_EXPORT KWindowSystemPrivate : public NET
+{
+public:
+    virtual ~KWindowSystemPrivate();
+    virtual void activateWindow(QWindow *win, long time = 0) = 0;
+    virtual bool showingDesktop() = 0;
+    virtual void setShowingDesktop(bool showing) = 0;
+};
+
+class KWINDOWSYSTEM_EXPORT KWindowSystemPrivateV2 : public KWindowSystemPrivate
+{
+public:
+    virtual void requestToken(QWindow *win, uint32_t serial, const QString &app_id) = 0;
+    virtual void setCurrentToken(const QString &token) = 0;
+    virtual quint32 lastInputSerial(QWindow *window) = 0;
+    virtual void setMainWindow(QWindow *window, const QString &handle) = 0;
+    virtual void exportWindow(QWindow *window) = 0;
+    virtual void unexportWindow(QWindow *window) = 0;
+};
+
+#endif