Initial commit

Lts/Common/LtsUtils/LtsUtilsSettings/settings.h

@@ -0,0 +1,89 @@
+// TODO: hdr
+#pragma once
+
+#include <QObject>
+#include <QVariant>
+#include <QMap>
+#include <LtsUtilsSettings/ltsutilssettings_export.h>
+
+class QJsonObject;
+
+namespace LtsUtils
+{
+
+class LTSUTILSSETTINGS_EXPORT Settings : public QObject
+{
+  Q_OBJECT
+
+public:
+  ~Settings() = default;
+
+  /**
+   * @brief setValue writes a value, identified by the two keys 'group' and the 'identifier', via DDS into the database for the operator
+   * @param group First key (e.g. "SituationMap")
+   * @param identifier Secondary key (e.g. "zoom-value")
+   * @param value The value to be saved to the key values in the database
+   */
+  void setValue(const QString &group, const QString &identifier, const QVariant &value);
+
+  /**
+   * @brief removeValue removes a value, identified by the two keys 'group' and the 'identifier'
+   * @param group First key (e.g. "SituationMap")
+   * @param identifier Secondary key (e.g. "zoom-value")
+   * @param value The value to be saved to the key values in the database
+   */
+  void removeValue(const QString &group, const QString &identifier);
+
+  /**
+   * @brief getValue reads a value, identified by the two keys 'group' and the 'identifier', via DDS from the database for the operator
+   * @param group First key (e.g. "SituationMap")
+   * @param identifier Secondary key (e.g. "zoom-value")
+   * @param defaultValue The value that is returned, if there was no such value, identified by the two keys, was saved in the database
+   * @return
+   */
+  QVariant value(const QString &group, const QString &identifier, const QVariant &defaultValue = QVariant()) const;
+
+  /**
+   * @brief identifiers returns a list of identifiers to the corresponding group
+   * @param group First key (e.g. "SituationMap")
+   * @return
+   */
+  QStringList identifiers(const QString &group) const;
+
+  void init(const QByteArray &settings);
+  QByteArray exportSettings() const;
+  void clear();
+
+  void dump();
+
+protected:
+  Settings() = default;
+
+signals:
+  void valueChanged(const QString &group, const QString &identifier, const QVariant &value);
+  void valueRemoved(const QString &group, const QString &identifier);
+
+protected:
+  QHash<QString, QVariant> m_data;
+
+};
+
+class LTSUTILSSETTINGS_EXPORT OperatorSettings : public Settings
+{
+  Q_OBJECT
+public:
+  static OperatorSettings *getInstance();
+};
+
+class LTSUTILSSETTINGS_EXPORT ProjectSettings : public Settings
+{
+  Q_OBJECT
+public:
+  static ProjectSettings *getInstance();
+
+  static bool initFromFile(const QString &filename);
+  static bool isFunctionEnabled(const QString &group, const QString &function);
+};
+
+
+} // namespace LtsUtils