diff --git a/3rdparty/o2/src/o2settingsstore.h b/3rdparty/o2/src/o2settingsstore.h
new file mode 100644
index 0000000000000000000000000000000000000000..7c0c1efcf054f63f553fbfd3a3efac205816e3fc
--- /dev/null
+++ b/3rdparty/o2/src/o2settingsstore.h
@@ -0,0 +1,39 @@
+#ifndef O2SETTINGSSTORE_H
+#define O2SETTINGSSTORE_H
+
+#include <QSettings>
+#include <QString>
+
+#include "o2abstractstore.h"
+#include "simplecrypt.h"
+
+class O2SettingsStore: public O2AbstractStore
+{
+    Q_OBJECT
+
+public:
+
+    explicit O2SettingsStore(const QString &encryptionKey, QObject *parent = 0);
+
+    explicit O2SettingsStore(QSettings *settings, const QString &encryptionKey, QObject *parent = 0);
+
+    ~O2SettingsStore();
+
+    Q_PROPERTY(QString groupKey READ groupKey WRITE setGroupKey NOTIFY groupKeyChanged)
+    QString groupKey() const;
+    void setGroupKey(const QString &groupKey);
+
+    QString value(const QString &key, const QString &defaultValue = QString());
+    void setValue(const QString &key, const QString &value);
+
+signals:
+    // Property change signals
+    void groupKeyChanged();
+
+protected:
+    QSettings* settings_;
+    QString groupKey_;
+    SimpleCrypt crypt_;
+};
+
+#endif // O2SETTINGSSTORE_H