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/wayland/datacontrolsource_v1.cpp

@@ -0,0 +1,95 @@
+/*
+    SPDX-FileCopyrightText: 2020 David Edmundson <davidedmundson@kde.org>
+
+    SPDX-License-Identifier: LGPL-2.1-only OR LGPL-3.0-only OR LicenseRef-KDE-Accepted-LGPL
+*/
+#include "datacontrolsource_v1.h"
+#include "clientconnection.h"
+#include "datacontroldevicemanager_v1.h"
+#include "utils/resource.h"
+// Qt
+#include <QStringList>
+// Wayland
+#include <qwayland-server-wlr-data-control-unstable-v1.h>
+// system
+#include <unistd.h>
+
+namespace KWin
+{
+class DataControlSourceV1InterfacePrivate : public QtWaylandServer::zwlr_data_control_source_v1
+{
+public:
+    DataControlSourceV1InterfacePrivate(DataControlSourceV1Interface *q, ::wl_resource *resource);
+
+    QStringList mimeTypes;
+    DataControlSourceV1Interface *q;
+
+protected:
+    void zwlr_data_control_source_v1_destroy_resource(Resource *resource) override;
+    void zwlr_data_control_source_v1_offer(Resource *resource, const QString &mime_type) override;
+    void zwlr_data_control_source_v1_destroy(Resource *resource) override;
+};
+
+DataControlSourceV1InterfacePrivate::DataControlSourceV1InterfacePrivate(DataControlSourceV1Interface *_q, ::wl_resource *resource)
+    : QtWaylandServer::zwlr_data_control_source_v1(resource)
+    , q(_q)
+{
+}
+
+void DataControlSourceV1InterfacePrivate::zwlr_data_control_source_v1_destroy_resource(QtWaylandServer::zwlr_data_control_source_v1::Resource *resource)
+{
+    Q_EMIT q->aboutToBeDestroyed();
+    delete q;
+}
+
+void DataControlSourceV1InterfacePrivate::zwlr_data_control_source_v1_offer(Resource *, const QString &mimeType)
+{
+    mimeTypes << mimeType;
+    Q_EMIT q->mimeTypeOffered(mimeType);
+}
+
+void DataControlSourceV1InterfacePrivate::zwlr_data_control_source_v1_destroy(QtWaylandServer::zwlr_data_control_source_v1::Resource *resource)
+{
+    wl_resource_destroy(resource->handle);
+}
+
+DataControlSourceV1Interface::DataControlSourceV1Interface(DataControlDeviceManagerV1Interface *parent, ::wl_resource *resource)
+    : AbstractDataSource(parent)
+    , d(new DataControlSourceV1InterfacePrivate(this, resource))
+{
+}
+
+DataControlSourceV1Interface::~DataControlSourceV1Interface() = default;
+
+void DataControlSourceV1Interface::requestData(const QString &mimeType, qint32 fd)
+{
+    d->send_send(mimeType, fd);
+    close(fd);
+}
+
+void DataControlSourceV1Interface::cancel()
+{
+    d->send_cancelled();
+}
+
+QStringList DataControlSourceV1Interface::mimeTypes() const
+{
+    return d->mimeTypes;
+}
+
+wl_client *DataControlSourceV1Interface::client() const
+{
+    return d->resource()->client();
+}
+
+DataControlSourceV1Interface *DataControlSourceV1Interface::get(wl_resource *native)
+{
+    if (auto sourcePrivate = resource_cast<DataControlSourceV1InterfacePrivate *>(native)) {
+        return sourcePrivate->q;
+    }
+    return nullptr;
+}
+
+}
+
+#include "moc_datacontrolsource_v1.cpp"