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