added basic models and controllers

LenaPi/models/NavigationItemModel.h

@@ -0,0 +1,40 @@
+#ifndef NAVIGATIONITEMMODEL_H
+#define NAVIGATIONITEMMODEL_H
+
+#include <QObject>
+
+class NavigationItemModel : public QObject
+{
+    Q_OBJECT
+
+    Q_PROPERTY(QString pImageSource READ getImageSource NOTIFY imageSourceChanged)
+
+signals:
+    void imageSourceChanged();
+    void clicked();
+
+public:
+    NavigationItemModel(QObject *parent = Q_NULLPTR);
+
+    QString getImageSource() const;
+
+    QString getPath() const;
+    bool setPath(const QString & path);
+
+    NavigationItemModel* getParentItem();
+    QList<NavigationItemModel*> getChildren();
+
+    void appendChild(NavigationItemModel* item);
+    void clearChildren();
+
+    Q_INVOKABLE void onClicked();
+
+private:
+    QString mPath = QString("");
+    QString mImageSource;
+
+    QList<NavigationItemModel*> mChildren = QList<NavigationItemModel*>();
+    NavigationItemModel* mParentItem = nullptr;
+};
+
+#endif // NAVIGATIONITEMMODEL_H