added basic models and controllers

LenaPi/LenaPi.pro

@@ -3,7 +3,10 @@ TEMPLATE = app
 QT += qml quick
 CONFIG += c++11
 
-SOURCES += main.cpp
+SOURCES += main.cpp \
+    models/NavigationListModel.cpp \
+    models/NavigationItemModel.cpp \
+    controllers/NavigationController.cpp
 
 RESOURCES += qml.qrc
 
@@ -28,3 +31,8 @@ DEFINES += QT_DEPRECATED_WARNINGS
 qnx: target.path = /tmp/$${TARGET}/bin
 else: unix:!android: target.path = /opt/$${TARGET}/bin
 !isEmpty(target.path): INSTALLS += target
+
+HEADERS += \
+    models/NavigationListModel.h \
+    models/NavigationItemModel.h \
+    controllers/NavigationController.h

LenaPi/LenaPi.pro.user

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!DOCTYPE QtCreatorProject>
-<!-- Written by QtCreator 4.2.0, 2018-10-17T20:42:11. -->
+<!-- Written by QtCreator 4.2.0, 2018-10-19T13:26:21. -->
 <qtcreator>
  <data>
   <variable>EnvironmentId</variable>

LenaPi/controllers/NavigationController.cpp

@@ -0,0 +1,27 @@
+#include "NavigationController.h"
+
+#include "../models/NavigationItemModel.h"
+#include "../models/NavigationListModel.h"
+
+NavigationController::NavigationController(QObject *parent) : QObject(parent),
+    mRootItem(new NavigationItemModel(this)),
+    mNavList(new NavigationListModel(this))
+{
+
+}
+
+void NavigationController::init(const QString &rootPath)
+{
+
+}
+
+void NavigationController::setContext(QQmlContext *context)
+{
+    mContext = context;
+    setContextProperties();
+}
+
+void NavigationController::setContextProperties()
+{
+    mContext->setContextProperty("navigationList", mNavList);
+}

LenaPi/controllers/NavigationController.h

@@ -0,0 +1,29 @@
+#ifndef NAVIGATIONCONTROLLER_H
+#define NAVIGATIONCONTROLLER_H
+
+#include <QObject>
+#include <QQmlContext>
+
+class NavigationItemModel;
+class NavigationListModel;
+
+class NavigationController : public QObject
+{
+    Q_OBJECT
+public:
+    NavigationController(QObject *parent = Q_NULLPTR);
+
+    void init(const QString & rootPath);
+
+    void setContext(QQmlContext* context);
+
+private:
+    void setContextProperties();
+
+    NavigationItemModel* mRootItem;
+    NavigationListModel* mNavList;
+
+    QQmlContext* mContext;
+};
+
+#endif // NAVIGATIONCONTROLLER_H

LenaPi/main.cpp

@@ -1,6 +1,8 @@
 #include <QGuiApplication>
 #include <QQmlApplicationEngine>
 
+#include "controllers/NavigationController.h"
+
 int main(int argc, char *argv[])
 {
     QGuiApplication app(argc, argv);
@@ -8,5 +10,8 @@ int main(int argc, char *argv[])
     QQmlApplicationEngine engine;
     engine.load(QUrl(QStringLiteral("qrc:/main.qml")));
 
+    NavigationController navController;
+    navController.setContext(engine.rootContext());
+
     return app.exec();
 }

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