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/kfontrequester.h

@@ -0,0 +1,129 @@
+/*
+    SPDX-FileCopyrightText: 2003 Nadeem Hasan <nhasan@kde.org>
+
+    SPDX-License-Identifier: LGPL-2.0-or-later
+*/
+
+#ifndef KFONTREQUESTER_H
+#define KFONTREQUESTER_H
+
+#include <QFont>
+#include <QString>
+#include <QWidget>
+#include <memory>
+
+#include <kwidgetsaddons_export.h>
+
+class QLabel;
+class QPushButton;
+
+/**
+ * @class KFontRequester kfontrequester.h KFontRequester
+ *
+ * This class provides a widget with a lineedit and a button, which invokes
+ * a font dialog (KFontChooserDialog).
+ *
+ * The lineedit provides a preview of the selected font. The preview text can
+ * be customized. You can also have the font dialog show only the fixed fonts.
+ *
+ * \image html kfontrequester.png "KFontRequester"
+ *
+ * @author Nadeem Hasan <nhasan@kde.org>
+ */
+class KWIDGETSADDONS_EXPORT KFontRequester : public QWidget
+{
+    Q_OBJECT
+
+    Q_PROPERTY(QString title READ title WRITE setTitle)
+    Q_PROPERTY(QString sampleText READ sampleText WRITE setSampleText)
+    Q_PROPERTY(QFont font READ font WRITE setFont NOTIFY fontSelected USER true)
+
+public:
+    /**
+     * Constructs a font requester widget.
+     *
+     * @param parent The parent widget.
+     * @param onlyFixed Only display fonts which have fixed-width character
+     *        sizes.
+     */
+    explicit KFontRequester(QWidget *parent = nullptr, bool onlyFixed = false);
+
+    ~KFontRequester() override;
+
+    /**
+     * @return The currently selected font in the requester.
+     */
+    QFont font() const;
+
+    /**
+     * @return Returns true if only fixed fonts are displayed.
+     */
+    bool isFixedOnly() const;
+
+    /**
+     * @return The current text in the sample text input area.
+     */
+    QString sampleText() const;
+
+    /**
+     * @return The current title of the widget.
+     */
+    QString title() const;
+
+    /**
+     * @return Pointer to the label used for preview.
+     */
+    QLabel *label() const;
+
+    /**
+     * @return Pointer to the pushbutton in the widget.
+     */
+    QPushButton *button() const;
+
+    /**
+     * Sets the currently selected font in the requester.
+     *
+     * @param font The font to select.
+     * @param onlyFixed Display only fixed-width fonts in the font dialog
+     * if @p true, or vice-versa.
+     */
+    virtual void setFont(const QFont &font, bool onlyFixed = false);
+
+    /**
+     * Sets the sample text.
+     *
+     * Normally you should not change this
+     * text, but it can be better to do this if the default text is
+     * too large for the edit area when using the default font of your
+     * application. Default text is current font name and size. Setting
+     * the text to QString() will restore the default.
+     *
+     * @param text The new sample text. The current will be removed.
+     */
+    virtual void setSampleText(const QString &text);
+
+    /**
+     * Set the title for the widget that will be used in the tooltip and
+     * what's this text.
+     *
+     * @param title The title to be set.
+     */
+    virtual void setTitle(const QString &title);
+
+Q_SIGNALS:
+    /**
+     * Emitted when a new @p font has been selected in the underlying dialog
+     */
+    void fontSelected(const QFont &font);
+
+protected:
+    bool eventFilter(QObject *watched, QEvent *event) override;
+
+private:
+    friend class KFontRequesterPrivate;
+    std::unique_ptr<class KFontRequesterPrivate> const d;
+
+    Q_DISABLE_COPY(KFontRequester)
+};
+
+#endif // KFONTREQUESTER_H