refactored item type; moved navigation to qml component

LenaPi/Navigation.qml

@@ -0,0 +1,45 @@
+import QtQuick 2.0
+
+Item {
+    RoundButton{
+        id: back
+
+        anchors.top: parent.top
+        anchors.left: parent.left
+        anchors.margins: 20
+
+        visible: navigationList.pIsBackVisible
+
+        onClicked: navigationList.navigateBack();
+    }
+
+    Rectangle{
+        anchors.left: parent.left
+        anchors.right: parent.right
+        anchors.verticalCenter: parent.verticalCenter
+
+        height: 210
+
+        color: "#99ffffff"
+
+        ListView{
+            id: circleList
+            anchors.left: parent.left
+            anchors.right: parent.right
+            anchors.verticalCenter: parent.verticalCenter
+            anchors.margins: 20
+
+            height: parent.height - 40
+
+            model: navigationList.pModelItems
+            spacing: 20
+            orientation: ListView.Horizontal
+            delegate:
+                NavigationListDelegate{
+                id: delegate
+                height: parent.height
+                model: navigationList.pModelItems[index]
+            }
+        }
+    }
+}

LenaPi/controllers/NavigationController.cpp

@@ -20,7 +20,7 @@ void NavigationController::init(const QString &rootPath)
     if(!rootDir.exists()) return;
     mRootPath = rootPath;
 
-    add(mRootPath, mRootItem, true);
+    add(mRootPath, mRootItem);
 
     mNavList->setModelItems(mRootItem->getChildren());
 }
@@ -36,7 +36,7 @@ void NavigationController::setContextProperties()
     mContext->setContextProperty("navigationList", mNavList);
 }
 
-void NavigationController::add(const QString &path, NavigationItemModel *parentItem, bool isCircleDelegate)
+void NavigationController::add(const QString &path, NavigationItemModel *parentItem)
 {
     auto dir = QDir(path);
     if(!dir.exists()) return;
@@ -50,10 +50,9 @@ void NavigationController::add(const QString &path, NavigationItemModel *parentI
             item->deleteLater();
             continue;
         }
-        item->setCircleDelegate(isCircleDelegate);
         connect(item, &NavigationItemModel::clicked, this, &NavigationController::onNavigationRequest);
         parentItem->appendChild(item);
-        add(item->getPath(), item, false);
+        add(item->getPath(), item);
     }
 }
 

LenaPi/controllers/NavigationController.h

@@ -19,7 +19,7 @@ public:
 
 private:
     void setContextProperties();
-    void add(const QString & path, NavigationItemModel* parentItem, bool isCircleDelegate);
+    void add(const QString & path, NavigationItemModel* parentItem);
 
     NavigationItemModel* mRootItem;
     NavigationListModel* mNavList;

LenaPi/main.qml

@@ -16,46 +16,9 @@ Window {
         source: "qrc:/background"
     }
 
-    RoundButton{
+    Loader{
-        id: back
+        anchors.fill: parent
-
+        source: "Navigation.qml"
-        anchors.top: parent.top
-        anchors.left: parent.left
-        anchors.margins: 20
-
-        visible: navigationList.pIsBackVisible
-
-        onClicked: navigationList.navigateBack();
-    }
-
-    Rectangle{
-        anchors.left: parent.left
-        anchors.right: parent.right
-        anchors.verticalCenter: parent.verticalCenter
-
-        height: 210
-
-        color: "#99ffffff"
-
-        ListView{
-            id: circleList
-            anchors.left: parent.left
-            anchors.right: parent.right
-            anchors.verticalCenter: parent.verticalCenter
-            anchors.margins: 20
-
-            height: parent.height - 40
-
-            model: navigationList.pModelItems
-            spacing: 20
-            orientation: ListView.Horizontal
-            delegate:
-                NavigationListDelegate{
-                id: delegate
-                height: parent.height
-                model: navigationList.pModelItems[index]
-            }
-        }
     }
 
 }

LenaPi/models/NavigationItemModel.cpp

@@ -45,15 +45,7 @@ bool NavigationItemModel::setPath(const QString &path)
 
 bool NavigationItemModel::isCircleDelegate() const
 {
-    return mIsCircleDelegate;
+    return hasChildren();
-}
-
-void NavigationItemModel::setCircleDelegate(bool value)
-{
-    if(value != mIsCircleDelegate){
-        mIsCircleDelegate = value;
-        emit isCircleDelegateChanged();
-    }
 }
 
 bool NavigationItemModel::isRoot() const

LenaPi/models/NavigationItemModel.h

@@ -42,7 +42,6 @@ public:
 private:
     QString mPath = QString("");
     QString mImageSource;
-    bool mIsCircleDelegate = false;
 
     QList<NavigationItemModel*> mChildren = QList<NavigationItemModel*>();
     NavigationItemModel* mParentItem;

LenaPi/qml.qrc

@@ -5,5 +5,6 @@
         <file>NavigationListDelegate.qml</file>
         <file>MyScrollView.qml</file>
         <file>RoundButton.qml</file>
+        <file>Navigation.qml</file>
     </qresource>
 </RCC>