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/*
* SPDX-FileCopyrightText: 2021 Aleix Pol Gonzalez <aleixpol@kde.org>
* SPDX-FileCopyrightText: 2022-2024 Devin Lin <devin@kde.org>
*
* SPDX-License-Identifier: LGPL-2.0-or-later
*/
#include "quicksettingsmodel.h"
#include <KPackage/PackageLoader>
#include <KLocalizedContext>
#include <QFileInfo>
#include <QQmlContext>
#include <QQmlEngine>
QuickSettingsModel::QuickSettingsModel(QObject *parent)
: QAbstractListModel{parent}
, m_savedQuickSettings{new SavedQuickSettings{this}}
{
// Listen to events to enabled quicksettings, and update accordingly
connect(m_savedQuickSettings->enabledQuickSettingsModel(), &SavedQuickSettingsModel::modelReset, this, [this]() {
loadQuickSettings();
});
connect(m_savedQuickSettings->enabledQuickSettingsModel(), &SavedQuickSettingsModel::rowsInserted, this, [this](const QModelIndex &, int first, int last) {
for (int i = first; i <= last; ++i) {
KPluginMetaData metaData = m_savedQuickSettings->enabledQuickSettingsModel()->takeRow(i);
loadQuickSetting(metaData, true);
}
});
connect(m_savedQuickSettings->enabledQuickSettingsModel(),
&SavedQuickSettingsModel::rowsAboutToBeRemoved,
this,
[this](const QModelIndex &, int first, int last) {
for (int i = first; i <= last; ++i) {
KPluginMetaData metaData = m_savedQuickSettings->enabledQuickSettingsModel()->takeRow(i);
auto index = m_quickSettingsMetaData.indexOf(metaData);
removeQuickSetting(index);
}
});
connect(m_savedQuickSettings->enabledQuickSettingsModel(),
&SavedQuickSettingsModel::rowsMoved,
this,
[this](const QModelIndex &, int sourceStart, int sourceEnd, const QModelIndex &, int) {
for (int i = sourceStart; i <= sourceEnd; ++i) {
KPluginMetaData metaData = m_savedQuickSettings->enabledQuickSettingsModel()->takeRow(i);
auto index = m_quickSettingsMetaData.indexOf(metaData);
removeQuickSetting(index);
loadQuickSetting(metaData, true);
}
});
}
void QuickSettingsModel::classBegin()
{
m_loaded = true;
loadQuickSettings();
}
void QuickSettingsModel::componentComplete()
{
}
QHash<int, QByteArray> QuickSettingsModel::roleNames() const
{
return {{Qt::UserRole, "modelData"}};
}
int QuickSettingsModel::rowCount(const QModelIndex &parent) const
{
Q_UNUSED(parent)
return m_quickSettings.size();
}
QVariant QuickSettingsModel::data(const QModelIndex &index, int role) const
{
if (!index.isValid() || index.row() >= rowCount({}) || role != Qt::UserRole) {
return {};
}
QObject *obj = m_quickSettings[index.row()];
return QVariant::fromValue<QObject *>(obj);
}
QuickSetting *QuickSettingsModel::loadQuickSettingComponent(KPluginMetaData metaData)
{
// Load KPackage
const KPackage::Package package = KPackage::PackageLoader::self()->loadPackage("KPackage/GenericQML", QFileInfo(metaData.fileName()).path());
if (!package.isValid()) {
return nullptr;
}
// Create translation context
QQmlEngine *engine = qmlEngine(this);
KLocalizedContext *i18nContext = new KLocalizedContext(engine);
i18nContext->setTranslationDomain(QLatin1String("plasma_") + metaData.pluginId());
engine->rootContext()->setContextObject(i18nContext);
// Create component synchronously
QQmlComponent component(engine, package.fileUrl("mainscript"));
if (component.isError()) {
qWarning() << "Unable to load quick setting element:" << metaData.pluginId();
for (auto error : component.errors()) {
qWarning() << error;
}
return nullptr;
}
// Create object
QObject *object = component.create(engine->rootContext());
if (!object) {
qWarning() << "Unable to create quick setting element:" << metaData.pluginId();
return nullptr;
}
auto createdSetting = qobject_cast<QuickSetting *>(object);
if (createdSetting && createdSetting->isAvailable()) {
// Connect availability signal
connect(createdSetting, &QuickSetting::availableChanged, this, [this, metaData, createdSetting]() {
availabilityChanged(metaData, createdSetting);
});
return createdSetting;
} else {
object->deleteLater();
return nullptr;
}
}
void QuickSettingsModel::loadQuickSettings()
{
if (!m_loaded) {
return;
}
beginResetModel();
for (auto *quickSetting : m_quickSettings) {
quickSetting->deleteLater();
}
m_quickSettings.clear();
m_quickSettingsMetaData.clear();
// Loop through enabled quick settings and load them synchronously
for (const auto &metaData : m_savedQuickSettings->enabledQuickSettingsModel()->list()) {
if (auto *setting = loadQuickSettingComponent(metaData)) {
m_quickSettings.append(setting);
m_quickSettingsMetaData.append(metaData);
}
}
endResetModel();
Q_EMIT countChanged();
}
void QuickSettingsModel::loadQuickSetting(KPluginMetaData metaData, bool emitInsertSignal)
{
if (!m_loaded) {
return;
}
if (auto *setting = loadQuickSettingComponent(metaData)) {
insertQuickSettingToModel(metaData, setting, emitInsertSignal);
}
}
void QuickSettingsModel::removeQuickSetting(int index)
{
if (index >= 0) {
beginRemoveRows({}, index, index);
m_quickSettings.removeAt(index);
m_quickSettingsMetaData.removeAt(index);
endRemoveRows();
Q_EMIT countChanged();
}
}
void QuickSettingsModel::insertQuickSettingToModel(KPluginMetaData metaData, QuickSetting *quickSetting, bool emitInsertSignal)
{
// Insert into correct position based on the saved quick settings order
int insertIndex = 0;
auto list = m_savedQuickSettings->enabledQuickSettingsModel()->list();
for (int i = 0; i < list.size(); ++i) {
if (insertIndex >= m_quickSettingsMetaData.size()) {
break;
}
if (list[i].pluginId() == m_quickSettingsMetaData[insertIndex].pluginId()) {
if (metaData.pluginId() == list[i].pluginId()) {
break;
}
++insertIndex;
}
}
if (emitInsertSignal) {
beginInsertRows({}, insertIndex, insertIndex);
}
m_quickSettings.insert(insertIndex, quickSetting);
m_quickSettingsMetaData.insert(insertIndex, metaData);
if (emitInsertSignal) {
endInsertRows();
}
Q_EMIT countChanged();
}
void QuickSettingsModel::availabilityChanged(KPluginMetaData metaData, QuickSetting *quickSetting)
{
if (quickSetting->isAvailable()) {
if (!m_quickSettings.contains(quickSetting)) {
insertQuickSettingToModel(metaData, quickSetting, true);
}
} else {
auto idx = m_quickSettings.indexOf(quickSetting);
removeQuickSetting(idx);
}
}
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