finished navigation including music player and navigate back

functionality

LenaPi/controllers/MusicController.cpp

@@ -0,0 +1,26 @@
+#include "MusicController.h"
+
+#include <models/MusicModel.h>
+
+MusicController::MusicController(QObject *parent) : QObject(parent),
+    mModel(new MusicModel(this))
+{
+    connect(mModel, &MusicModel::navigateTo, this, &MusicController::navigateTo);
+}
+
+void MusicController::initPlayer(NavigationItemModel *item)
+{
+    mModel->init(item);
+}
+
+void MusicController::setContext(QQmlContext *context)
+{
+    mContext = context;
+    setContextProperties();
+}
+
+void MusicController::setContextProperties()
+{
+    if(!mContext) return;
+    mContext->setContextProperty("musicModel", mModel);
+}