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-kitemmodels/source/tests/proxymodeltestapp/dynamictreewidget.h

@@ -0,0 +1,74 @@
+/*
+    SPDX-FileCopyrightText: 2009 Stephen Kelly <steveire@gmail.com>
+
+    SPDX-License-Identifier: LGPL-2.0-or-later
+*/
+
+#ifndef DYNAMICTREEWIDGET_H
+#define DYNAMICTREEWIDGET_H
+
+#include <QWidget>
+
+class QModelIndex;
+
+class QComboBox;
+class QPlainTextEdit;
+class QTreeView;
+class QRadioButton;
+
+class DynamicTreeModel;
+
+class DynamicTreeWidget : public QWidget
+{
+    Q_OBJECT
+public:
+    DynamicTreeWidget(DynamicTreeModel *rootModel, QWidget *parent = nullptr, Qt::WindowFlags f = Qt::WindowFlags());
+
+    void setInitialTree(const QString &treeString);
+
+    DynamicTreeModel *model() const
+    {
+        return m_dynamicTreeModel;
+    }
+    QTreeView *treeView() const
+    {
+        return m_treeView;
+    }
+    QPlainTextEdit *textEdit() const
+    {
+        return m_textEdit;
+    }
+
+private Q_SLOTS:
+    void currentChanged(int index);
+    void setTreePredefine(int index);
+    void setInsertSubTreePredefine(int index);
+
+    void removeSelected();
+    void insertSelected();
+    void resetModel();
+
+private:
+    void stringToModel(const QString &treeString);
+    QString modelTreeToString(int depth, const QModelIndex &parent);
+
+private:
+    enum Tab {
+        EditTab,
+        ViewTab,
+    };
+
+    QString m_initialString;
+    DynamicTreeModel *m_dynamicTreeModel;
+    QTreeView *m_treeView;
+    QPlainTextEdit *m_textEdit;
+
+    QPlainTextEdit *m_insertPatternTextEdit;
+    QRadioButton *m_insertChildren;
+    QRadioButton *m_insertSiblingsAbove;
+    QRadioButton *m_insertSiblingsBelow;
+    QComboBox *m_insertSubTreePredefines;
+    QComboBox *m_treePredefines;
+};
+
+#endif