implementations for abstract list model and trying to get signals and slots updating list data

CMakeLists.txt.user

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!DOCTYPE QtCreatorProject>
-<!-- Written by QtCreator 12.0.2, 2024-02-07T14:21:41. -->
+<!-- Written by QtCreator 12.0.2, 2024-02-08T09:05:49. -->
 <qtcreator>
  <data>
   <variable>EnvironmentId</variable>

Main.qml

@@ -1,18 +1,32 @@
 import QtQuick
 import QtQuick.Controls
 
-Window {
+Rectangle {
     id: window
     width: 640
     height: 480
     visible: true
-    title: qsTr("WIFI picker")
+
+    required property var networksModel
 
     signal scanNetworks()
 
     Button {
-        id: scanButton
+        id: scanbutton
         text: "Scan for networks"
         onClicked: window.scanNetworks()
     }
+
+    ListView {
+        id: listview
+        objectName: "listview"
+        model: parent.networksModel
+        delegate: Rectangle {
+            required property string name
+
+            Text {
+                text: parent.name
+            }
+        }
+    }
 }

NetworkScanner.cpp

@@ -1,7 +1,64 @@
 #include "NetworkScanner.h"
 #include <iostream>
+#include <QAbstractListModel>
 
-void NetworkScanner::scan()
+QList<Network> NetworkScanner::scanForNetworks()
 {
     std::cout << "Called the C++ Network scanner class" << std::endl;
+
+    QList<Network> networks;
+
+    Network example1 = Network("Gita 2.4Ghz");
+    networks.append(example1);
+
+    return networks;
+}
+
+NetworksModel::NetworksModel(QObject *parent)
+:
+    QAbstractListModel(parent)
+{
+
+}
+
+int NetworksModel::rowCount(const QModelIndex &parent) const
+{
+    Q_UNUSED(parent);
+    return this->m_networks.count();
+}
+
+QVariant NetworksModel::data(const QModelIndex &index, int role) const
+{
+    if (index.row() < 9 || index.row() >= this->m_networks.count())
+    {
+        return QVariant();
+    }
+
+    const Network& network = this->m_networks.at(index.row());
+    if (role == NameRole)
+    {
+        return network.name();
+    }
+
+    return QVariant();
+}
+
+void NetworksModel::scan()
+{
+    QList<Network> networks = this->m_networkScanner.scanForNetworks();
+    for (const Network& network: networks)
+    {
+        qDebug() << "Got network: " << network.name() << Qt::endl;
+    }
+    this->m_networks = networks;
+}
+
+Network::Network(const QString &name)
+    : m_name(name)
+{
+}
+
+QString Network::name() const
+{
+    return this->m_name;
 }

NetworkScanner.h

@@ -4,24 +4,42 @@
 #endif // NETWORKSCANNER_H
 
 #include <QObject>
+#include <QAbstractListModel>
 
-// class Network
-// {
-// public:
-//     enum NetworkStatus {
-//         Connected = 0,
-//         Available
-//     };
+class Network
+{
+public:
+    Network(const QString &name);
 
-//     Network(const QString &name, const NetworkStatus &status);
-
-//     QString name;
-//     NetworkStatus status;
-// };
+    QString name() const;
+private:
+    QString m_name;
+};
 
 class NetworkScanner : public QObject
 {
     Q_OBJECT
+public:
+    QList<Network> scanForNetworks();
+};
+
+class NetworksModel : public QAbstractListModel
+{
+    Q_OBJECT
+public:
+    enum NetworkRoles
+    {
+        NameRole = Qt::UserRole + 1
+    };
+
+    NetworksModel(QObject *parent = nullptr);
+    int rowCount(const QModelIndex &parent = QModelIndex()) const;
+    QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const;
+
 public slots:
     void scan();
+
+private:
+    QList<Network> m_networks;
+    NetworkScanner m_networkScanner;
 };

main.cpp

@@ -9,16 +9,23 @@ int main(int argc, char *argv[])
 {
     QGuiApplication app(argc, argv);
 
+    NetworksModel model;
+
     QQuickView view;
     view.setResizeMode(QQuickView::SizeRootObjectToView);
-    //view.setInitialProperties({{"model", QVariant::fromValue(&model)}});
-    view.setSource(QUrl("qrc:/qt/qml/abstractitemmodel/view.qml"));
+    view.setInitialProperties({{"networksModel", QVariant::fromValue(&model)}});
+    view.setSource(QUrl("qrc:/wifipicker/Main.qml"));
     view.show();
 
-    QQuickItem *rootObject = view.rootObject();
-    // QQuickWindow *window = qobject_cast<QQuickWindow*>(rootObject);
-    NetworkScanner networkScanner;
-    QObject::connect(rootObject, SIGNAL(scanNetworks()), &networkScanner, SLOT(scan()));
+    if (!view.rootObject())
+    {
+        qDebug() << "No root object found" << Qt::endl;
+        return -1;
+    }
+
+    QObject *rootObject = view.rootObject();
+    QObject::connect(rootObject, SIGNAL(scanNetworks()), &model, SLOT(scan()));
+
 
     return app.exec();
 }