--- /dev/null
+#ifndef SETTINGSDIALOG_H
+#define SETTINGSDIALOG_H
+
+#include <QDialog>
+
+class QVBoxLayout;
+class QGroupBox;
+class QRadioButton;
+class QHBoxLayout;
+
+class SettingsDialog : public QDialog
+{
+ Q_OBJECT
+
+public:
+ SettingsDialog(QWidget *parent = 0);
+
+private slots:
+ void difficultySelectionChanged(bool value);
+
+private:
+ QVBoxLayout *mainLayout_;
+ QHBoxLayout *buttonLayout_;
+
+ QRadioButton *easyButton_;
+ QRadioButton *hardButton_;
+
+ QGroupBox *buttonGroup_;
+};
+#endif