added basic models and controllers

LenaPi/models/NavigationItemModel.cpp

@@ -0,0 +1,70 @@
+#include "NavigationItemModel.h"
+
+#include <QDir>
+#include <QFile>
+
+NavigationItemModel::NavigationItemModel(QObject *parent) : QObject(parent)
+{
+
+}
+
+QString NavigationItemModel::getImageSource() const
+{
+    return mImageSource;
+}
+
+QString NavigationItemModel::getPath() const
+{
+    return mPath;
+}
+
+void NavigationItemModel::onClicked()
+{
+    emit clicked();
+}
+
+bool NavigationItemModel::setPath(const QString &path)
+{
+
+    //@todo check if image.jpg exist; use default image from qrc otherwise!
+
+    auto dir = QDir(path);
+    if(!dir.exists()) return false;
+
+    mPath = path;
+
+    auto source = dir.filePath("file.jpg");
+    if(QFile(source).exists())
+        mImageSource = source;
+    else
+        mImageSource = "file:///home/ar/source/LenaPi/pics/benjamin.jpeg";
+
+     emit imageSourceChanged();
+
+    return true;
+}
+
+NavigationItemModel *NavigationItemModel::getParentItem()
+{
+    return mParentItem;
+}
+
+QList<NavigationItemModel *> NavigationItemModel::getChildren()
+{
+    return mChildren;
+}
+
+void NavigationItemModel::appendChild(NavigationItemModel *item)
+{
+    item->setParent(this);
+    mChildren.append(item);
+}
+
+void NavigationItemModel::clearChildren()
+{
+    for(const auto& child : mChildren){
+        child->deleteLater();
+    }
+    mChildren.clear();
+}
+

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

LenaPi/models/NavigationListModel.cpp

@@ -0,0 +1,17 @@
+#include "NavigationListModel.h"
+
+NavigationListModel::NavigationListModel(QObject* parent) : QObject(parent)
+{
+
+}
+
+QList<QObject *> NavigationListModel::getModelItems()
+{
+    return mItems;
+}
+
+void NavigationListModel::setModelItems(QList<QObject *> list)
+{
+    mItems = list;
+    emit modelItemsChanged();
+}

LenaPi/models/NavigationListModel.h

@@ -0,0 +1,24 @@
+#ifndef NAVIGATIONLISTMODEL_H
+#define NAVIGATIONLISTMODEL_H
+
+#include <QObject>
+
+class NavigationListModel : public QObject
+{
+    Q_OBJECT
+    Q_PROPERTY(QList<QObject*> pModelItems READ getModelItems NOTIFY modelItemsChanged)
+
+signals:
+    void modelItemsChanged();
+
+public:
+    NavigationListModel(QObject* parent = Q_NULLPTR);
+
+    QList<QObject*> getModelItems();
+    void setModelItems(QList<QObject*> list);
+
+private:
+    QList<QObject*> mItems;
+};
+
+#endif // NAVIGATIONLISTMODEL_H