finished navigation including music player and navigate back

functionality

LenaPi/models/MusicModel.h

@@ -0,0 +1,35 @@
+#ifndef MUSICMODEL_H
+#define MUSICMODEL_H
+
+#include <QObject>
+
+#include <models/NavigationItemModel.h>
+
+class MusicModel : public QObject
+{
+    Q_OBJECT
+
+    Q_PROPERTY(QObject* pCurrentItem READ getCurrentItem NOTIFY currentItemChanged)
+
+signals:
+    void navigateTo(NavigationItemModel *item);
+    void currentItemChanged();
+
+public:
+    MusicModel(QObject *parent = Q_NULLPTR);
+
+    void init(NavigationItemModel* item);
+
+    Q_INVOKABLE void navigateBack();
+    Q_INVOKABLE void playPause();
+
+    NavigationItemModel *getCurrentItem();
+
+    bool isPlaying();
+
+private:
+    bool mIsPlaying = false;
+    NavigationItemModel* mCurrentItem = Q_NULLPTR;
+};
+
+#endif // MUSICMODEL_H