Begin rewriting Player in C++

player.h

@@ -0,0 +1,18 @@
+#pragma once
+
+#include <QDebug>
+#include <QObject>
+#include <QtQmlIntegration/qqmlintegration.h>
+
+class Player : public QObject
+{
+    Q_OBJECT
+    QML_SINGLETON
+    QML_ELEMENT
+public:
+    Player(QObject *parent = nullptr);
+    ~Player();
+
+    Q_INVOKABLE void startPlaying(int index);
+    Q_INVOKABLE void stopPlaying();
+};