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/kcms/scripts/CMakeLists.txt

@@ -0,0 +1,21 @@
+# KI18N Translation Domain for this library
+add_definitions(-DTRANSLATION_DOMAIN=\"kcm_kwin_scripts\")
+
+kcmutils_add_qml_kcm(kcm_kwin_scripts INSTALL_NAMESPACE plasma/kcms/systemsettings)
+
+target_sources(kcm_kwin_scripts PRIVATE
+    module.cpp
+    kwinscriptsdata.cpp
+)
+
+target_link_libraries(kcm_kwin_scripts PRIVATE
+    Qt::DBus
+
+    KF6::I18n
+    KF6::KCMUtilsCore
+    KF6::KCMUtils
+    KF6::Package
+    KF6::KCMUtilsQuick
+)
+
+install(FILES kwinscripts.knsrc DESTINATION ${KDE_INSTALL_KNSRCDIR})

local/recipes/kde/kwin/source/src/kcms/scripts/Messages.sh

@@ -0,0 +1,4 @@
+#!bin/sh
+$EXTRACTRC `find . -name \*.rc -o -name \*.ui -o -name \*.kcfg` >> rc.cpp
+$XGETTEXT `find . -name \*.cc -o -name \*.cpp -o -name \*.h -o -name \*.qml` -o $podir/kcm_kwin_scripts.pot
+rm -f rc.cpp

local/recipes/kde/kwin/source/src/kcms/scripts/kcm_kwin_scripts.json

@@ -0,0 +1,140 @@
+{
+    "KPlugin": {
+        "BugReportUrl": "https://bugs.kde.org/enter_bug.cgi?product=systemsettings&component=kcm_kwinscripts",
+        "Description": "Manage KWin scripts",
+        "Description[ar]": "أدر سكربتات كوين",
+        "Description[az]": "Kwin skriptlərini idarə edin",
+        "Description[be]": "Кіраванне скрыптамі KWin",
+        "Description[bg]": "Управление на скриптове на KWin",
+        "Description[ca@valencia]": "Gestiona els scripts de KWin",
+        "Description[ca]": "Gestiona els scripts del KWin",
+        "Description[cs]": "Spravovat skripty KWinu",
+        "Description[da]": "Adminstrér KWin-scripts",
+        "Description[de]": "KWin-Skripte verwalten",
+        "Description[en_GB]": "Manage KWin scripts",
+        "Description[eo]": "Administri KWin-skriptoj",
+        "Description[es]": "Gestión de guiones de KWin",
+        "Description[et]": "KWini skriptide haldamine",
+        "Description[eu]": "Kudeatu KWin gidoiak",
+        "Description[fi]": "Hallitse KWin-skriptejä",
+        "Description[fr]": "Gérer les scripts pour KWin",
+        "Description[gl]": "Xestiona os guións de KWin.",
+        "Description[he]": "ניהול סקריפטים של KWin",
+        "Description[hu]": "KWin parancsfájlok kezelése",
+        "Description[ia]": "Gere scriptos de KWin",
+        "Description[id]": "Kelola skrip KWin",
+        "Description[is]": "Umsjón með KWin-skriftum",
+        "Description[it]": "Gestisci gli script di KWin",
+        "Description[ja]": "Kwin スクリプトを管理",
+        "Description[ka]": "KWin-ის სკრიპტების მართვა",
+        "Description[ko]": "KWin 스크립트 관리",
+        "Description[lt]": "Tvarkyti KWin scenarijus",
+        "Description[lv]": "Pārvaldīt „KWin“ skriptus",
+        "Description[nb]": "Håndter KWin-skript",
+        "Description[nl]": "KWin-scripts beheren",
+        "Description[nn]": "Handsam KWin-skript",
+        "Description[pl]": "Zarządzanie skryptami KWin",
+        "Description[pt]": "Gerir os programas do KWin",
+        "Description[pt_BR]": "Gerencia os scripts do KWin",
+        "Description[ro]": "Gestionare scripturi KWin",
+        "Description[ru]": "Управление сценариями KWin",
+        "Description[sa]": "KWin स्क्रिप्ट् प्रबन्धयन्तु",
+        "Description[sk]": "Spravovať KWin skripty",
+        "Description[sl]": "Upravljajte skripte KWin",
+        "Description[sv]": "Hantera Kwin-skript",
+        "Description[ta]": "கேவின்னுக்கான சிறுநிரல்களை நிர்வகியுங்கள்",
+        "Description[tr]": "KWin Betiklerini Yönet",
+        "Description[uk]": "Керування скриптами KWin",
+        "Description[vi]": "Quản lí các kịch bản KWin",
+        "Description[x-test]": "xxManage KWin scriptsxx",
+        "Description[zh_CN]": "管理 KWin 脚本",
+        "Description[zh_TW]": "管理 KWin 文稿",
+        "Icon": "preferences-system-windows-actions",
+        "Name": "KWin Scripts",
+        "Name[ar]": "سكربتات كوين",
+        "Name[az]": "Kwin skriptləri",
+        "Name[be]": "Скрыпты KWin",
+        "Name[bg]": "Скриптове на KWin",
+        "Name[ca@valencia]": "Scripts de KWin",
+        "Name[ca]": "Scripts del KWin",
+        "Name[cs]": "Skripty KWinu",
+        "Name[da]": "KWin-scripts",
+        "Name[de]": "KWin-Skripte",
+        "Name[en_GB]": "KWin Scripts",
+        "Name[eo]": "KWin-Skriptoj",
+        "Name[es]": "Guiones de KWin",
+        "Name[et]": "KWini skriptid",
+        "Name[eu]": "KWin gidoiak",
+        "Name[fi]": "KWin-skriptit",
+        "Name[fr]": "Scripts pour KWin",
+        "Name[gl]": "Guións de KWin",
+        "Name[he]": "סקריפטים של KWin",
+        "Name[hu]": "KWin parancsfájlok",
+        "Name[ia]": "Script de KWin",
+        "Name[id]": "Skrip KWin",
+        "Name[is]": "KWin-skriftur",
+        "Name[it]": "Script di KWin",
+        "Name[ja]": "KWin スクリプト",
+        "Name[ka]": "KWin-ის სკრიპტები",
+        "Name[ko]": "KWin 스크립트",
+        "Name[lt]": "KWin scenarijai",
+        "Name[lv]": "„KWin“ skripti",
+        "Name[nb]": "KWin-skript",
+        "Name[nl]": "KWin-scripts",
+        "Name[nn]": "KWin-skript",
+        "Name[pl]": "Skrypty KWin",
+        "Name[pt]": "Programas do KWin",
+        "Name[pt_BR]": "Scripts do KWin",
+        "Name[ro]": "Scripturi KWin",
+        "Name[ru]": "Сценарии KWin",
+        "Name[sa]": "KWin स्क्रिप्ट्",
+        "Name[sk]": "KWin skripty",
+        "Name[sl]": "Skripti KWin",
+        "Name[sv]": "Kwin-skript",
+        "Name[ta]": "கேவின் சிறுநிரல்கள்",
+        "Name[tr]": "KWin Betikleri",
+        "Name[uk]": "Скрипти KWin",
+        "Name[vi]": "Kịch bản KWin",
+        "Name[x-test]": "xxKWin Scriptsxx",
+        "Name[zh_CN]": "KWin 脚本",
+        "Name[zh_TW]": "KWin 文稿"
+    },
+    "X-KDE-Keywords": "kwin script,plugins,window manager",
+    "X-KDE-Keywords[ar]": "كوين البرنامج النصي,والإضافات,ومدير النافذة",
+    "X-KDE-Keywords[bg]": "kwin скрипт,плъгини,мениджър на прозорци",
+    "X-KDE-Keywords[ca@valencia]": "script de kwin,connectors,gestor de finestres",
+    "X-KDE-Keywords[ca]": "script de kwin,connectors,gestor de finestres",
+    "X-KDE-Keywords[cs]": "skript kwinu,moduly,správce oken",
+    "X-KDE-Keywords[de]": "KWin-Skript,Module,Fensterverwaltung",
+    "X-KDE-Keywords[en_GB]": "kwin script,plugins,window manager",
+    "X-KDE-Keywords[es]": "guion de kwin,complementos,gestor de ventanas,administrador de ventanas",
+    "X-KDE-Keywords[eu]": "kwin gidoia,pluginak,leiho kudeatzailea",
+    "X-KDE-Keywords[fi]": "kwin-scripti,liitännäinen,liitännäiset,ikkunaohjelma,ikkunahallinta",
+    "X-KDE-Keywords[fr]": "script pour KWin, modules externes, gestionnaire de fenêtres",
+    "X-KDE-Keywords[gl]": "kwin script,script de kwin,guión de kwin,plugins,complementos,extensións,window manager,xestor de xanelas,xestor de ventás,xestor de fiestras",
+    "X-KDE-Keywords[he]": "סקריפט kwin,תוספים,מנהל חלונות",
+    "X-KDE-Keywords[hu]": "kwin parancsfájlok,bővítmények,ablakkezelő",
+    "X-KDE-Keywords[ia]": "script, plugins, gerente de fenestra de kwin",
+    "X-KDE-Keywords[is]": "kwin-skrifta,viðbætur,gluggastjóri",
+    "X-KDE-Keywords[it]": "script di kwin,estensioni,gestore delle finestre",
+    "X-KDE-Keywords[ka]": "kwin script,plugins,window manager,დამატებები,ფანჯრების მართვა,kwin-ის სკრიპტი",
+    "X-KDE-Keywords[ko]": "kwin 스크립트,플러그인,창 관리자",
+    "X-KDE-Keywords[lt]": "kwin scenarijus,kwin scenarijai,įskiepiai,iskiepiai,langų tvarkytuvė,langu tvarkytuve",
+    "X-KDE-Keywords[lv]": "kwin skripts,spraudņi,logu pārvaldnieks",
+    "X-KDE-Keywords[nb]": "kwin-skript,tillegg,programtillegg,vindusbehandler",
+    "X-KDE-Keywords[nl]": "kwin-script,plug-ins,vensterbeheerder",
+    "X-KDE-Keywords[nn]": "kwin-skript,tillegg,programtillegg,vindaugshandsamar",
+    "X-KDE-Keywords[pl]": "skrypt kwin,wtyczki,zarządzanie oknami",
+    "X-KDE-Keywords[pt_BR]": "kwin script,plugins,gerenciador de janelas",
+    "X-KDE-Keywords[ru]": "kwin script,plugins,window manager,сценарий,модули,диспетчер окон",
+    "X-KDE-Keywords[sa]": "kwin स्क्रिप्ट,प्लगिन्,विण्डो प्रबन्धक",
+    "X-KDE-Keywords[sl]": "skript kwin,vtičniki,upravljalnik okna",
+    "X-KDE-Keywords[sv]": "kwin-skript,insticksprogram,fönsterhanterare",
+    "X-KDE-Keywords[tr]": "kwin betiği,eklentiler,pencere yöneticisi",
+    "X-KDE-Keywords[uk]": "kwin script,plugins,window manager,скрипт квін,додатки,керування,вікна",
+    "X-KDE-Keywords[x-test]": "xxkwin scriptxx,xxpluginsxx,xxwindow managerxx",
+    "X-KDE-Keywords[zh_CN]": "kwin script,plugins,window manager,jiaoben,chajian,chuangkouguanliqi,kwin 脚本,插件,窗口管理器",
+    "X-KDE-Keywords[zh_TW]": "kwin 文稿,kwin 指令稿,插件,外掛程式,視窗管理員",
+    "X-KDE-System-Settings-Parent-Category": "windowmanagement",
+    "X-KDE-Weight": 50
+}

local/recipes/kde/kwin/source/src/kcms/scripts/kwinscripts.knsrc

@@ -0,0 +1,62 @@
+[KNewStuff3]
+Name=Window Manager Scripts
+Name[ar]=سكربتات مدير النوافذ
+Name[az]=Pəncərə Meneceri skriptləri
+Name[be]=Скрыпты кіраўніка акон
+Name[bg]=Скриптове на  мениджър на прозорци
+Name[ca]=Scripts del gestor de finestres
+Name[ca@valencia]=Scripts del gestor de finestres
+Name[cs]=Skripty správce oken
+Name[da]=Vindueshåndteringsscripts
+Name[de]=Fensterverwaltungs-Skripte
+Name[el]=Σενάρια διαχειριστή παραθύρων
+Name[en_GB]=Window Manager Scripts
+Name[eo]=Fenestraj Administraj Skriptoj
+Name[es]=Guiones del gestor de ventanas
+Name[et]=Aknahalduri skriptid
+Name[eu]=Leiho kudeatzailearen gidoiak
+Name[fi]=Ikkunointiohjelman skriptit
+Name[fr]=Scripts du gestionnaire de fenêtres
+Name[gl]=Guións do xestor de xanelas
+Name[he]=סקריפטים של מנהל חלונות
+Name[hu]=Ablakkezelő szkriptek
+Name[ia]=Gerente de scripts de fenestra 
+Name[id]=Skrip Pengelola Jendela
+Name[is]=Gluggastjóraskriftur
+Name[it]=Script del gestore delle finestre
+Name[ja]=ウィンドウマネージャスクリプト
+Name[ka]=ფანჯრების მმართველის სკრიპტები
+Name[ko]=창 관리자 스크립트
+Name[lt]=Langų tvarkytuvės scenarijai
+Name[lv]=Logu pārvaldnieka skripti
+Name[nb]=Skript for vindusbehandler
+Name[nl]=Scripts van vensterbeheerder
+Name[nn]=Skript for vindaugshandsamar
+Name[pa]=ਵਿੰਡੋ ਮੈਨੇਜਰ ਸਕ੍ਰਿਪਟਾਂ
+Name[pl]=Skrypty zarządzania oknami
+Name[pt]=Programas do Gestor de Janelas
+Name[pt_BR]=Scripts do gerenciador de janelas
+Name[ro]=Scripturi pentru gestionar de ferestre
+Name[ru]=Сценарии для диспетчера окон KWin
+Name[sa]=विण्डो प्रबन्धक स्क्रिप्ट्
+Name[sk]=Skripty správcu okien
+Name[sl]=Skripti upravljalnika oken
+Name[sr]=Скрипте менаџера прозора
+Name[sr@ijekavian]=Скрипте менаџера прозора
+Name[sr@ijekavianlatin]=Skripte menadžera prozora
+Name[sr@latin]=Skripte menadžera prozora
+Name[sv]=Fönsterhanteringsskript
+Name[ta]=சாளர நிர்வாக சிறுநிரல்கள்
+Name[tr]=Pencere Yöneticisi Betikleri
+Name[uk]=Скрипти засобу керування вікнами
+Name[vi]=Các kịch bản trình quản lí cửa sổ
+Name[x-test]=xxWindow Manager Scriptsxx
+Name[zh_CN]=窗口管理器脚本
+Name[zh_TW]=視窗管理員指令稿
+
+ProvidersUrl=https://autoconfig.kde.org/ocs/providers.xml
+ContentWarning=Executables
+Categories=Kwin Scripts Plasma 6
+StandardResource=tmp
+Uncompress=kpackage
+KPackageStructure=KWin/Script

local/recipes/kde/kwin/source/src/kcms/scripts/kwinscriptsdata.cpp

@@ -0,0 +1,40 @@
+/*
+    SPDX-FileCopyrightText: 2020 Cyril Rossi <cyril.rossi@enioka.com>
+
+    SPDX-License-Identifier: GPL-2.0-or-later
+*/
+
+#include "kwinscriptsdata.h"
+
+#include <KConfigGroup>
+#include <KPackage/Package>
+#include <KPackage/PackageLoader>
+#include <KPackage/PackageStructure>
+#include <KPluginFactory>
+
+KWinScriptsData::KWinScriptsData(QObject *parent)
+    : KCModuleData(parent)
+    , m_kwinConfig(KSharedConfig::openConfig("kwinrc"))
+{
+}
+
+QList<KPluginMetaData> KWinScriptsData::pluginMetaDataList() const
+{
+    const QString scriptFolder = QStringLiteral("kwin/scripts/");
+    return KPackage::PackageLoader::self()->findPackages(QStringLiteral("KWin/Script"), scriptFolder);
+}
+
+bool KWinScriptsData::isDefaults() const
+{
+    QList<KPluginMetaData> plugins = pluginMetaDataList();
+    KConfigGroup cfgGroup(m_kwinConfig, QStringLiteral("Plugins"));
+    for (auto &plugin : plugins) {
+        if (cfgGroup.readEntry(plugin.pluginId() + QLatin1String("Enabled"), plugin.isEnabledByDefault()) != plugin.isEnabledByDefault()) {
+            return false;
+        }
+    }
+
+    return true;
+}
+
+#include "moc_kwinscriptsdata.cpp"

local/recipes/kde/kwin/source/src/kcms/scripts/kwinscriptsdata.h

@@ -0,0 +1,29 @@
+/*
+    SPDX-FileCopyrightText: 2020 Cyril Rossi <cyril.rossi@enioka.com>
+
+    SPDX-License-Identifier: GPL-2.0-or-later
+*/
+
+#pragma once
+
+#include <QList>
+#include <QObject>
+
+#include <KCModuleData>
+#include <KPluginMetaData>
+#include <KSharedConfig>
+
+class KWinScriptsData : public KCModuleData
+{
+    Q_OBJECT
+
+public:
+    KWinScriptsData(QObject *parent);
+
+    bool isDefaults() const override;
+
+    QList<KPluginMetaData> pluginMetaDataList() const;
+
+private:
+    KSharedConfigPtr m_kwinConfig;
+};

local/recipes/kde/kwin/source/src/kcms/scripts/module.cpp

@@ -0,0 +1,156 @@
+/*
+    SPDX-FileCopyrightText: 2011 Tamas Krutki <ktamasw@gmail.com>
+    SPDX-FileCopyrightText: 2012 Martin Gräßlin <mgraesslin@kde.org>
+
+    SPDX-License-Identifier: GPL-2.0-or-later
+*/
+#include "module.h"
+
+#include <QDBusConnection>
+#include <QDBusMessage>
+#include <QDBusPendingCall>
+#include <QFileDialog>
+#include <QStringList>
+
+#include <KCMultiDialog>
+#include <KConfigGroup>
+#include <KLocalizedString>
+#include <KPackage/Package>
+#include <KPackage/PackageJob>
+#include <KPackage/PackageLoader>
+#include <KSharedConfig>
+
+#include "kwinscriptsdata.h"
+
+Module::Module(QObject *parent, const KPluginMetaData &data)
+    : KQuickConfigModule(parent, data)
+    , m_kwinScriptsData(new KWinScriptsData(this))
+    , m_model(new KPluginModel(this))
+{
+    // Hide the help button, because there is no help
+    setButtons(Apply | Default);
+    connect(m_model, &KPluginModel::isSaveNeededChanged, this, [this]() {
+        setNeedsSave(m_model->isSaveNeeded() || !m_pendingDeletions.isEmpty());
+    });
+    connect(m_model, &KPluginModel::defaulted, this, [this](bool defaulted) {
+        setRepresentsDefaults(defaulted);
+    });
+    m_model->setConfig(KSharedConfig::openConfig("kwinrc")->group(QStringLiteral("Plugins")));
+}
+
+void Module::onGHNSEntriesChanged()
+{
+    m_model->clear();
+    m_model->addPlugins(m_kwinScriptsData->pluginMetaDataList(), QString());
+}
+
+void Module::importScript()
+{
+    QFileDialog *dialog = new QFileDialog;
+    dialog->setAttribute(Qt::WA_DeleteOnClose);
+    dialog->setFileMode(QFileDialog::ExistingFile);
+    dialog->setWindowTitle(i18n("Import KWin Script"));
+    dialog->setNameFilter(i18n("KWin Script (*.kwinscript)"));
+
+    connect(dialog, &QFileDialog::accepted, this, [this, dialog] {
+        using namespace KPackage;
+
+        if (dialog->selectedFiles().isEmpty()) {
+            return;
+        }
+
+        auto job = PackageJob::update(QStringLiteral("KWin/Script"), dialog->selectedFiles().first());
+        connect(job, &KJob::result, this, [job, this]() {
+            if (job->error() != KJob::NoError) {
+                setErrorMessage(i18nc("Placeholder is error message returned from the install service", "Cannot import selected script.\n%1", job->errorString()));
+                return;
+            }
+
+            m_infoMessage = i18nc("Placeholder is name of the script that was imported", "The script \"%1\" was successfully imported.", job->package().metadata().name());
+            m_errorMessage.clear();
+            Q_EMIT messageChanged();
+
+            m_model->clear();
+            m_model->addPlugins(m_kwinScriptsData->pluginMetaDataList(), QString());
+
+            setNeedsSave(false);
+        });
+    });
+
+    dialog->open();
+}
+
+void Module::configure(const KPluginMetaData &data)
+{
+    auto dialog = new KCMultiDialog();
+    dialog->addModule(data, QVariantList{data.pluginId(), QStringLiteral("KWin/Script")});
+    dialog->setAttribute(Qt::WA_DeleteOnClose);
+    dialog->show();
+}
+
+void Module::togglePendingDeletion(const KPluginMetaData &data)
+{
+    if (m_pendingDeletions.contains(data)) {
+        m_pendingDeletions.removeOne(data);
+    } else {
+        m_pendingDeletions.append(data);
+    }
+    setNeedsSave(m_model->isSaveNeeded() || !m_pendingDeletions.isEmpty());
+    Q_EMIT pendingDeletionsChanged();
+}
+
+void Module::defaults()
+{
+    m_model->defaults();
+    m_pendingDeletions.clear();
+    Q_EMIT pendingDeletionsChanged();
+
+    setNeedsSave(m_model->isSaveNeeded());
+}
+
+void Module::load()
+{
+    m_model->clear();
+    m_model->addPlugins(m_kwinScriptsData->pluginMetaDataList(), QString());
+    m_pendingDeletions.clear();
+    Q_EMIT pendingDeletionsChanged();
+
+    setNeedsSave(false);
+}
+
+void Module::save()
+{
+    using namespace KPackage;
+    for (const KPluginMetaData &info : std::as_const(m_pendingDeletions)) {
+        // We can get the package root from the entry path
+        QDir root = QFileInfo(info.fileName()).dir();
+        root.cdUp();
+        KJob *uninstallJob = PackageJob::uninstall(QStringLiteral("KWin/Script"), info.pluginId(), root.absolutePath());
+        connect(uninstallJob, &KJob::result, this, [this, uninstallJob]() {
+            if (!uninstallJob->errorString().isEmpty()) {
+                setErrorMessage(i18n("Error when uninstalling KWin Script: %1", uninstallJob->errorString()));
+            } else {
+                load(); // Make sure to reload the KCM to deleted entries to disappear
+            }
+        });
+    }
+
+    m_infoMessage.clear();
+    Q_EMIT messageChanged();
+    m_pendingDeletions.clear();
+    Q_EMIT pendingDeletionsChanged();
+
+    m_model->save();
+    QDBusMessage message = QDBusMessage::createMethodCall("org.kde.KWin", "/Scripting", "org.kde.kwin.Scripting", "start");
+    QDBusConnection::sessionBus().asyncCall(message);
+
+    setNeedsSave(false);
+}
+
+K_PLUGIN_FACTORY_WITH_JSON(KcmKWinScriptsFactory, "kcm_kwin_scripts.json",
+                           registerPlugin<Module>();
+                           registerPlugin<KWinScriptsData>();)
+
+#include "module.moc"
+
+#include "moc_module.cpp"

local/recipes/kde/kwin/source/src/kcms/scripts/module.h

@@ -0,0 +1,83 @@
+/*
+    SPDX-FileCopyrightText: 2011 Tamas Krutki <ktamasw@gmail.com>
+
+    SPDX-License-Identifier: GPL-2.0-or-later
+*/
+
+#pragma once
+
+#include <KCModule>
+#include <KPackage/Package>
+#include <KPluginMetaData>
+#include <KPluginModel>
+#include <KQuickConfigModule>
+#include <QFileInfo>
+
+class KJob;
+class KWinScriptsData;
+
+class Module : public KQuickConfigModule
+{
+    Q_OBJECT
+
+    Q_PROPERTY(QAbstractItemModel *model READ model CONSTANT)
+    Q_PROPERTY(QList<KPluginMetaData> pendingDeletions READ pendingDeletions NOTIFY pendingDeletionsChanged)
+    Q_PROPERTY(QString errorMessage READ errorMessage NOTIFY messageChanged)
+    Q_PROPERTY(QString infoMessage READ infoMessage NOTIFY messageChanged)
+public:
+    explicit Module(QObject *parent, const KPluginMetaData &data);
+
+    void load() override;
+    void save() override;
+    void defaults() override;
+
+    QAbstractItemModel *model() const
+    {
+        return m_model;
+    }
+
+    Q_INVOKABLE void togglePendingDeletion(const KPluginMetaData &data);
+    Q_INVOKABLE bool canDeleteEntry(const KPluginMetaData &data)
+    {
+        return QFileInfo(data.fileName()).isWritable();
+    }
+
+    QList<KPluginMetaData> pendingDeletions()
+    {
+        return m_pendingDeletions;
+    }
+
+    QString errorMessage() const
+    {
+        return m_errorMessage;
+    }
+    QString infoMessage() const
+    {
+        return m_infoMessage;
+    }
+    void setErrorMessage(const QString &message)
+    {
+        m_infoMessage.clear();
+        m_errorMessage = message;
+        Q_EMIT messageChanged();
+    }
+
+    /**
+     * Called when the import script button is clicked.
+     */
+    Q_INVOKABLE void importScript();
+    Q_INVOKABLE void onGHNSEntriesChanged();
+
+    Q_INVOKABLE void configure(const KPluginMetaData &data);
+
+Q_SIGNALS:
+    void messageChanged();
+    void pendingDeletionsChanged();
+
+private:
+    KWinScriptsData *m_kwinScriptsData;
+    QList<KPluginMetaData> m_pendingDeletions;
+    KPluginModel *m_model;
+    QString m_errorMessage;
+    QString m_infoMessage;
+};

local/recipes/kde/kwin/source/src/kcms/scripts/ui/main.qml

@@ -0,0 +1,73 @@
+/*
+    SPDX-FileCopyrightText: 2013 Antonis Tsiapaliokas <kok3rs@gmail.com>
+    SPDX-FileCopyrightText: 2019 Vlad Zahorodnii <vlad.zahorodnii@kde.org>
+
+    SPDX-License-Identifier: GPL-2.0-or-later
+*/
+
+import QtQuick
+import QtQuick.Layouts
+
+import org.kde.config
+import org.kde.kirigami 2 as Kirigami
+import org.kde.newstuff as NewStuff
+import org.kde.kcmutils as KCMUtils
+
+KCMUtils.ScrollViewKCM {
+    implicitWidth: Kirigami.Units.gridUnit * 22
+    implicitHeight: Kirigami.Units.gridUnit * 20
+
+    actions: [
+        Kirigami.Action {
+            icon.name: "document-import"
+            text: i18n("Install from File…")
+            onTriggered: kcm.importScript()
+        },
+        NewStuff.Action {
+            text: i18nc("@action:button get new KWin scripts", "Get New…")
+            visible: KAuthorized.authorize(KAuthorized.GHNS)
+            configFile: "kwinscripts.knsrc"
+            onEntryEvent: (entry, event) => {
+                if (event === NewStuff.Engine.StatusChangedEvent) {
+                    kcm.onGHNSEntriesChanged()
+                }
+            }
+        }
+    ]
+
+    header: ColumnLayout {
+        spacing: Kirigami.Units.smallSpacing
+
+        Kirigami.InlineMessage {
+            Layout.fillWidth: true
+            visible: kcm.errorMessage || kcm.infoMessage
+            type: kcm.errorMessage ? Kirigami.MessageType.Error : Kirigami.MessageType.Information
+            text: kcm.errorMessage || kcm.infoMessage
+        }
+
+        Kirigami.SearchField {
+            Layout.fillWidth: true
+            id: searchField
+        }
+    }
+
+    view: KCMUtils.PluginSelector {
+        id: selector
+        sourceModel: kcm.model
+        query: searchField.text
+
+        delegate: KCMUtils.PluginDelegate {
+            onConfigTriggered: kcm.configure(model.config)
+            additionalActions: [
+                Kirigami.Action {
+                    enabled: kcm.canDeleteEntry(model.metaData)
+                    icon.name: kcm.pendingDeletions.indexOf(model.metaData) === -1 ? "delete" : "edit-undo"
+                    text: i18nc("@info:tooltip", "Delete…")
+                    displayHint: Kirigami.DisplayHint.IconOnly
+
+                    onTriggered: kcm.togglePendingDeletion(model.metaData)
+                }
+            ]
+        }
+    }
+}