forked from quickshell/quickshell
dbus/properties: decouple properties from AbstractDBusProperty
Importantly, this decouples properties from having to be QObjects, allowing future property types to be much lighter.
This commit is contained in:
parent
dca75b7d6a
commit
4163713bc4
GPG key ID:
4C88A185FB89301E
2 changed files with 137 additions and 113 deletions
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@ -110,100 +110,25 @@ void asyncReadPropertyInternal(
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QObject::connect(call, &QDBusPendingCallWatcher::finished, &interface, responseCallback);
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}
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void AbstractDBusProperty::tryUpdate(const QVariant& variant) {
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this->mExists = true;
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auto error = this->read(variant);
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if (error.isValid()) {
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qCWarning(logDbusProperties).noquote()
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<< "Error demarshalling property update for" << this->toString();
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qCWarning(logDbusProperties) << error;
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} else {
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qCDebug(logDbusProperties).noquote()
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<< "Updated property" << this->toString() << "to" << this->valueString();
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}
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}
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void AbstractDBusProperty::update() {
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if (this->group == nullptr) {
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qFatal(logDbusProperties) << "Tried to update dbus property" << this->name
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qFatal(logDbusProperties) << "Tried to update dbus property" << this->nameRef()
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<< "which is not attached to a group";
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} else {
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const QString propStr = this->toString();
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if (this->group->interface == nullptr) {
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qFatal(logDbusProperties).noquote()
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<< "Tried to update property" << propStr << "of a disconnected interface";
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}
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qCDebug(logDbusProperties).noquote() << "Updating property" << propStr;
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auto pendingCall =
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this->group->propertyInterface->Get(this->group->interface->interface(), this->name);
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auto* call = new QDBusPendingCallWatcher(pendingCall, this);
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auto responseCallback = [this, propStr](QDBusPendingCallWatcher* call) {
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const QDBusPendingReply<QDBusVariant> reply = *call;
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if (reply.isError()) {
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qCWarning(logDbusProperties).noquote() << "Error updating property" << propStr;
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qCWarning(logDbusProperties) << reply.error();
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} else {
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this->tryUpdate(reply.value().variant());
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}
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delete call;
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};
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QObject::connect(call, &QDBusPendingCallWatcher::finished, this, responseCallback);
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this->group->requestPropertyUpdate(this);
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}
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}
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void AbstractDBusProperty::write() {
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if (this->group == nullptr) {
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qFatal(logDbusProperties) << "Tried to write dbus property" << this->name
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qFatal(logDbusProperties) << "Tried to write dbus property" << this->nameRef()
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<< "which is not attached to a group";
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} else {
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const QString propStr = this->toString();
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if (this->group->interface == nullptr) {
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qFatal(logDbusProperties).noquote()
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<< "Tried to write property" << propStr << "of a disconnected interface";
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}
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qCDebug(logDbusProperties).noquote() << "Writing property" << propStr;
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auto pendingCall = this->group->propertyInterface->Set(
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this->group->interface->interface(),
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this->name,
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QDBusVariant(this->serialize())
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);
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auto* call = new QDBusPendingCallWatcher(pendingCall, this);
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auto responseCallback = [propStr](QDBusPendingCallWatcher* call) {
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const QDBusPendingReply<> reply = *call;
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if (reply.isError()) {
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qCWarning(logDbusProperties).noquote() << "Error writing property" << propStr;
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qCWarning(logDbusProperties) << reply.error();
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}
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delete call;
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};
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QObject::connect(call, &QDBusPendingCallWatcher::finished, this, responseCallback);
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this->group->pushPropertyUpdate(this);
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}
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}
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bool AbstractDBusProperty::exists() const { return this->mExists; }
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QString AbstractDBusProperty::toString() const {
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const QString group = this->group == nullptr ? "{ NO GROUP }" : this->group->toString();
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return group + ':' + this->name;
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}
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DBusPropertyGroup::DBusPropertyGroup(QVector<AbstractDBusProperty*> properties, QObject* parent)
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DBusPropertyGroup::DBusPropertyGroup(QVector<DBusPropertyCore*> properties, QObject* parent)
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: QObject(parent)
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, properties(std::move(properties)) {}
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@ -246,7 +171,7 @@ void DBusPropertyGroup::updateAllDirect() {
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}
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for (auto* property: this->properties) {
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property->update();
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this->requestPropertyUpdate(property);
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}
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}
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@ -287,27 +212,102 @@ void DBusPropertyGroup::updatePropertySet(const QVariantMap& properties, bool co
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auto prop = std::find_if(
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this->properties.begin(),
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this->properties.end(),
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[&name](AbstractDBusProperty* prop) { return prop->name == name; }
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[&name](DBusPropertyCore* prop) { return prop->nameRef() == name; }
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);
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if (prop == this->properties.end()) {
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qCDebug(logDbusProperties) << "Ignoring untracked property update" << name << "for"
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<< this->toString();
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} else {
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(*prop)->tryUpdate(value);
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this->tryUpdateProperty(*prop, value);
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}
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}
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if (complainMissing) {
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for (const auto* prop: this->properties) {
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if (prop->required && !properties.contains(prop->name)) {
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if (prop->isRequired() && !properties.contains(prop->name())) {
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qCWarning(logDbusProperties)
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<< prop->name << "missing from property set for" << this->toString();
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<< prop->nameRef() << "missing from property set for" << this->toString();
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}
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}
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}
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}
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void DBusPropertyGroup::tryUpdateProperty(DBusPropertyCore* property, const QVariant& variant)
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const {
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property->mExists = true;
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auto error = property->store(variant);
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if (error.isValid()) {
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qCWarning(logDbusProperties).noquote()
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<< "Error demarshalling property update for" << this->propertyString(property);
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qCWarning(logDbusProperties) << error;
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} else {
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qCDebug(logDbusProperties).noquote()
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<< "Updated property" << this->propertyString(property) << "to" << property->valueString();
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}
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}
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void DBusPropertyGroup::requestPropertyUpdate(DBusPropertyCore* property) {
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const QString propStr = this->propertyString(property);
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if (this->interface == nullptr) {
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qFatal(logDbusProperties).noquote()
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<< "Tried to update property" << propStr << "of a disconnected interface";
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}
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qCDebug(logDbusProperties).noquote() << "Updating property" << propStr;
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auto pendingCall = this->propertyInterface->Get(this->interface->interface(), property->name());
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auto* call = new QDBusPendingCallWatcher(pendingCall, this);
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auto responseCallback = [this, propStr, property](QDBusPendingCallWatcher* call) {
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const QDBusPendingReply<QDBusVariant> reply = *call;
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if (reply.isError()) {
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qCWarning(logDbusProperties).noquote() << "Error updating property" << propStr;
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qCWarning(logDbusProperties) << reply.error();
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} else {
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this->tryUpdateProperty(property, reply.value().variant());
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}
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delete call;
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};
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QObject::connect(call, &QDBusPendingCallWatcher::finished, this, responseCallback);
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}
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void DBusPropertyGroup::pushPropertyUpdate(DBusPropertyCore* property) {
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const QString propStr = this->propertyString(property);
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if (this->interface == nullptr) {
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qFatal(logDbusProperties).noquote()
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<< "Tried to write property" << propStr << "of a disconnected interface";
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}
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qCDebug(logDbusProperties).noquote() << "Writing property" << propStr;
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auto pendingCall = this->propertyInterface->Set(
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this->interface->interface(),
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property->name(),
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QDBusVariant(property->serialize())
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);
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auto* call = new QDBusPendingCallWatcher(pendingCall, this);
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auto responseCallback = [propStr](QDBusPendingCallWatcher* call) {
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const QDBusPendingReply<> reply = *call;
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if (reply.isError()) {
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qCWarning(logDbusProperties).noquote() << "Error writing property" << propStr;
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qCWarning(logDbusProperties) << reply.error();
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}
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delete call;
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};
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QObject::connect(call, &QDBusPendingCallWatcher::finished, this, responseCallback);
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}
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QString DBusPropertyGroup::toString() const {
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if (this->interface == nullptr) {
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return "{ DISCONNECTED }";
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@ -317,6 +317,12 @@ QString DBusPropertyGroup::toString() const {
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}
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}
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QString DBusPropertyGroup::propertyString(const DBusPropertyCore* property) const {
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return this->toString() % ':' % property->nameRef();
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}
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QString AbstractDBusProperty::toString() const { return this->group->propertyString(this); }
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void DBusPropertyGroup::onPropertiesChanged(
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const QString& interfaceName,
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const QVariantMap& changedProperties,
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@ -330,14 +336,14 @@ void DBusPropertyGroup::onPropertiesChanged(
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auto prop = std::find_if(
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this->properties.begin(),
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this->properties.end(),
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[&name](AbstractDBusProperty* prop) { return prop->name == name; }
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[&name](DBusPropertyCore* prop) { return prop->nameRef() == name; }
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);
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if (prop == this->properties.end()) {
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qCDebug(logDbusProperties) << "Ignoring untracked property invalidation" << name << "for"
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<< this;
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} else {
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(*prop)->update();
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this->requestPropertyUpdate(*prop);
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}
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}
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