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Qt6QMLBeginnersCode/11-ModelViewArchitecture/12-TableViewCppModel/CMakeLists.txt

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+# Copyright (c) Daniel Gakwaya.
+# SPDX-License-Identifier: MIT
+
+cmake_minimum_required(VERSION 3.16)
+
+project(12-TableViewCppModel VERSION 0.1 LANGUAGES CXX)
+
+set(CMAKE_CXX_STANDARD_REQUIRED ON)
+
+find_package(Qt6 6.5 REQUIRED COMPONENTS Quick QuickControls2)
+
+qt_standard_project_setup(REQUIRES 6.5)
+
+qt_add_executable(app12-TableViewCppModel
+    main.cpp tablemodel.h tablemodel.cpp
+)
+
+qt_add_qml_module(app12-TableViewCppModel
+    URI 12-TableViewCppModel
+    VERSION 1.0
+    QML_FILES Main.qml
+)
+
+set_target_properties(app12-TableViewCppModel PROPERTIES
+    MACOSX_BUNDLE_GUI_IDENTIFIER my.example.com
+    MACOSX_BUNDLE_BUNDLE_VERSION ${PROJECT_VERSION}
+    MACOSX_BUNDLE_SHORT_VERSION_STRING ${PROJECT_VERSION_MAJOR}.${PROJECT_VERSION_MINOR}
+    MACOSX_BUNDLE TRUE
+    WIN32_EXECUTABLE TRUE
+)
+
+target_link_libraries(app12-TableViewCppModel
+    PRIVATE Qt6::Quick Qt6::QuickControls2
+)
+
+install(TARGETS app12-TableViewCppModel
+    BUNDLE DESTINATION .
+    LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
+    RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
+)

Qt6QMLBeginnersCode/11-ModelViewArchitecture/12-TableViewCppModel/Main.qml

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+// Copyright (c) Daniel Gakwaya.
+// SPDX-License-Identifier: MIT
+
+import QtQuick
+import QtQuick.Controls
+import TableModel // Import the custom model from C++
+
+ApplicationWindow {
+    width: 680
+    height: 400
+    visible: true
+
+    HorizontalHeaderView {
+        id: horizontalHeader
+        anchors.left: tableViewId.left
+        anchors.top: parent.top
+        syncView: tableViewId
+        clip: true
+
+    }
+
+    VerticalHeaderView {
+        id: verticalHeader
+        anchors.top: tableViewId.top
+        anchors.left: parent.left
+        syncView: tableViewId
+        clip: true
+
+    }
+
+    TableModel{
+        id: tableModelId
+    }
+
+    TableView {
+        id: tableViewId
+        anchors.left: verticalHeader.right
+        anchors.top: horizontalHeader.bottom
+        anchors.right: parent.right
+        anchors.bottom: parent.bottom
+
+        columnSpacing: 1
+        rowSpacing: 1
+        boundsBehavior: Flickable.StopAtBounds
+
+        model: tableModelId
+
+        delegate:  Label {
+            text: model.tabledata
+            width: 100
+            padding: 12
+
+            Rectangle {
+                anchors.fill: parent
+                color: "#efefef"
+                z: -1
+            }
+        }
+    }
+
+    Button{
+        text: "See the data"
+        anchors.bottom: parent.bottom
+        onClicked: {
+            console.log(tableModelId.get_display_data(tableModelId.index(0,1)))
+        }
+    }
+}

Qt6QMLBeginnersCode/11-ModelViewArchitecture/12-TableViewCppModel/main.cpp

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+// Copyright (c) Daniel Gakwaya.
+// SPDX-License-Identifier: MIT
+
+#include <QGuiApplication>
+#include <QQmlApplicationEngine>
+#include <QQuickStyle>
+#include "tablemodel.h"
+
+
+int main(int argc, char *argv[])
+{
+    QGuiApplication app(argc, argv);
+
+    qmlRegisterType<TableModel>("TableModel", 0, 1, "TableModel");
+
+    QQmlApplicationEngine engine;
+    QQuickStyle::setStyle("Material");
+    QObject::connect(&engine, &QQmlApplicationEngine::objectCreationFailed,
+        &app, []() { QCoreApplication::exit(-1); },
+        Qt::QueuedConnection);
+    engine.loadFromModule("12-TableViewCppModel", "Main");
+
+    return app.exec();
+}

Qt6QMLBeginnersCode/11-ModelViewArchitecture/12-TableViewCppModel/tablemodel.cpp

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+// Copyright (c) Daniel Gakwaya.
+// SPDX-License-Identifier: MIT
+
+#include "tablemodel.h"
+
+TableModel::TableModel(QObject *parent) : QAbstractTableModel(parent)
+{
+    table.append({"Mary","Jane","27","Teacher","Married","Verkso","Tukk"});
+    table.append({"John","Doe","32","Farmer","Single","Gounduana","Mestkv"});
+    table.append({"Mary","Jane","27","Teacher","Married","Verkso","Tukk"});
+    table.append({"John","Doe","32","Farmer","Single","Gounduana","Mestkv"});
+    table.append({"Mary","Jane","27","Teacher","Married","Verkso","Tukk"});
+    table.append({"John","Doe","32","Farmer","Single","Gounduana","Mestkv"});
+    table.append({"Mary","Jane","27","Teacher","Married","Verkso","Tukk"});
+    table.append({"John","Doe","32","Farmer","Single","Gounduana","Mestkv"});
+    table.append({"Mary","Jane","27","Teacher","Married","Verkso","Tukk"});
+    table.append({"John","Doe","32","Farmer","Single","Gounduana","Mestkv"});
+    table.append({"Mary","Jane","27","Teacher","Married","Verkso","Tukk"});
+    table.append({"John","Doe","32","Farmer","Single","Gounduana","Mestkv"});
+    table.append({"Mary","Jane","27","Teacher","Married","Verkso","Tukk"});
+    table.append({"John","Doe","32","Farmer","Single","Gounduana","Mestkv"});
+    table.append({"Mary","Jane","27","Teacher","Married","Verkso","Tukk"});
+    table.append({"John","Doe","32","Farmer","Single","Gounduana","Mestkv"});
+    table.append({"Mary","Jane","27","Teacher","Married","Verkso","Tukk"});
+    table.append({"John","Doe","32","Farmer","Single","Gounduana","Mestkv"});
+    table.append({"Mary","Jane","27","Teacher","Married","Verkso","Tukk"});
+
+}
+
+int TableModel::rowCount(const QModelIndex &) const
+{
+    return table.size();//Number of rows
+}
+
+int TableModel::columnCount(const QModelIndex &) const
+{
+    return table.at(0).size();//Columns
+}
+
+QVariant TableModel::data(const QModelIndex &index, int role) const
+{
+    switch (role) {
+    case TableDataRole:
+    {
+        return  table.at(index.row()).at(index.column());
+    }
+    default:
+        break;
+    }
+
+    return QVariant();
+}
+
+QVariant TableModel::headerData(int section, Qt::Orientation orientation, int role) const
+{
+    if (role != Qt::DisplayRole) {
+        return QVariant();
+    }
+    if (orientation == Qt::Horizontal && section == 0) {
+        return "Name";
+    } else if (orientation == Qt::Horizontal && section == 1) {
+        return "Name";
+    } else if (orientation == Qt::Horizontal && section == 2) {
+        return "Age";
+    } else if (orientation == Qt::Horizontal && section == 3) {
+        return "Job";
+    } else if (orientation == Qt::Horizontal && section == 4) {
+        return "Status";
+    } else if (orientation == Qt::Horizontal && section == 5) {
+        return "Country";
+    } else if (orientation == Qt::Horizontal && section == 6) {
+        return "City";
+    }
+
+    if(orientation == Qt::Vertical){
+        return QVariant::fromValue(section + 1) ;
+    }
+    return QVariant();
+}
+
+QHash<int, QByteArray> TableModel::roleNames() const
+{
+    QHash<int, QByteArray> roles;
+    roles[TableDataRole] = "tabledata";
+    return roles;
+}
+
+QVariant TableModel::get_display_data(const QModelIndex &index){
+    return data(index,TableDataRole );
+}
+
+

Qt6QMLBeginnersCode/11-ModelViewArchitecture/12-TableViewCppModel/tablemodel.h

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+// Copyright (c) Daniel Gakwaya.
+// SPDX-License-Identifier: MIT
+
+#ifndef TABLEMODEL_H
+#define TABLEMODEL_H
+
+#include <QObject>
+#include <QAbstractTableModel>
+
+class TableModel : public QAbstractTableModel
+{
+    Q_OBJECT
+    enum TableRoles{
+        TableDataRole = Qt::UserRole + 1,
+    };
+public:
+    explicit TableModel(QObject *parent = nullptr);
+    int rowCount(const QModelIndex & = QModelIndex()) const override;
+    int columnCount(const QModelIndex & = QModelIndex()) const override;
+    QVariant data(const QModelIndex &index, int role) const override;
+    QVariant headerData(int section, Qt::Orientation orientation, int role) const override;
+    QHash<int, QByteArray> roleNames() const override;
+
+    Q_INVOKABLE
+    QVariant get_display_data(const QModelIndex& index);
+
+private:
+    QVector<QVector<QString>> table;
+};
+
+#endif // TABLEMODEL_H