Files
z-bar-qt/Plugins/ZShell/Config/confignode.cpp

90 lines
2.2 KiB
C++

#include "confignode.hpp"
#include <qjsonvalue.h>
#include <qloggingcategory.h>
#include <qmetaobject.h>
#include <qstring.h>
namespace ZShell::config {
Q_LOGGING_CATEGORY(lcConfig, "zshell.config")
ConfigNode::ConfigNode(QObject* parent) : QObject(parent) {
m_batchTimer = new QTimer(this);
m_batchTimer->setSingleShot(true);
m_batchTimer->setInterval(0);
connect(
m_batchTimer, &QTimer::timeout, this, &ConfigNode::emitBatchedChanges);
}
void ConfigNode::loadFromJsonQuietly(const QJsonValue& json) {
setNotifySuppressed(true);
loadFromJson(json);
setNotifySuppressed(false);
}
void ConfigNode::setNotifySuppressed(bool suppressed) {
m_suppressNotify = suppressed;
const auto children = childNodes();
for (auto* const child : children)
child->setNotifySuppressed(suppressed);
}
QList<ConfigNode*> ConfigNode::childNodes() const {
return {};
}
void ConfigNode::syncFromGlobal(ConfigNode* global) {
m_global = global;
resyncFromGlobal();
}
bool ConfigNode::isOverlay() const {
return m_global != nullptr && this != m_global;
}
QString ConfigNode::propertyPath(const QString& name) const {
if (name.isEmpty()) return objectName();
QObject* const parentObj = parent();
if (parentObj) {
if (auto* parentNode = qobject_cast<ConfigNode*>(parentObj)) {
const auto childName = parentNode->childPath(this);
if (!childName.isEmpty()) {
return joinPath(parentNode->propertyPath(childName), name);
}
}
}
return name;
}
int ConfigNode::basePropertyOffset() {
return QObject::staticMetaObject.propertyCount();
}
void ConfigNode::notifyPropertyChanged(
const QString& name, const QVariant& value) {
if (m_suppressNotify) return;
m_pendingChanges[name] = value;
if (m_batchTimer && !m_batchTimer->isActive()) m_batchTimer->start();
}
QString ConfigNode::joinPath(const QString& parent, const QString& child) {
// List elements are addressed as parent[i], everything else as parent.child
if (child.startsWith(QLatin1Char('['))) return parent + child;
return parent + QLatin1Char('.') + child;
}
void ConfigNode::emitBatchedChanges() {
if (m_pendingChanges.isEmpty()) return;
QMap<QString, QVariant> changes = m_pendingChanges;
m_pendingChanges.clear();
emit propertiesChanged(changes);
}
} // namespace ZShell::config