add book

Qt6QMLBeginnersCode/11-ModelViewArchitecture/7-DynamicModels/CMakeLists.txt

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+# Copyright (c) Daniel Gakwaya.
+# SPDX-License-Identifier: MIT
+
+cmake_minimum_required(VERSION 3.16)
+
+project(7-DynamicModels 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(app7-DynamicModels
+    main.cpp
+)
+
+qt_add_qml_module(app7-DynamicModels
+    URI 7-DynamicModels
+    VERSION 1.0
+    QML_FILES Main.qml
+)
+
+set_target_properties(app7-DynamicModels 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(app7-DynamicModels
+    PRIVATE Qt6::Quick Qt6::QuickControls2
+)
+
+install(TARGETS app7-DynamicModels
+    BUNDLE DESTINATION .
+    LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
+    RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
+)

Qt6QMLBeginnersCode/11-ModelViewArchitecture/7-DynamicModels/Main.qml

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+// Copyright (c) Daniel Gakwaya.
+// SPDX-License-Identifier: MIT
+
+import QtQuick
+import QtQuick.Window
+import QtQuick.Controls
+import QtQuick.Layouts
+
+Window {
+    visible: true
+    width: 640
+    height: 480
+    title: qsTr("Dynamic Models Demo")
+
+    ListModel {
+        id: mListModel
+
+        ListElement {
+            firstName: "John"; lastName: "Snow"
+        }
+        ListElement {
+            firstName: "Nicholai"; lastName: "Itchenko"
+        }
+        ListElement {
+            firstName: "Mitch"; lastName: "Mathson"
+        }
+        ListElement {
+            firstName: "Ken"; lastName: "Kologorov"
+        }
+        ListElement {
+            firstName: "Vince"; lastName: "Luvkyj"
+        }
+
+
+    }
+
+    ColumnLayout {
+        anchors.fill: parent
+        ListView{
+            id: mListViewId
+            model: mListModel
+            delegate: delegateId
+            Layout.fillWidth : true
+            Layout.fillHeight: true
+
+        }
+
+
+
+        Button {
+            text: "Add Item"
+            Layout.fillWidth : true
+            onClicked: {
+               mListModel.append({"firstName": "Daniel", "lastName": "Gakwaya"})
+            }
+        }
+
+
+        Button {
+            text: "Clear"
+            Layout.fillWidth : true
+            onClicked: {
+                mListModel.clear()
+
+            }
+        }
+
+        Button {
+            text: "Delete Item at index 2"
+            Layout.fillWidth: true
+            onClicked: {
+                if ( 2  < mListViewId.model.count){
+                    mListModel.remove(2,1)
+                }else{
+                    console.log("index is invalid")
+                }
+            }
+        }
+
+        Button {
+            text: "Set item at index 1"
+            Layout.fillWidth: true
+            onClicked: {
+                mListModel.set(1,{"firstName": "John", "lastName": "Doe"})
+
+            }
+        }
+
+    }
+
+    Component {
+        id: delegateId
+        Rectangle {
+            id: rectangleId
+            width: mListViewId.width
+            height: 50
+            color: "beige"
+            border.color: "yellowgreen"
+            radius: 14
+
+            Text {
+                id: textId
+                anchors.centerIn: parent
+                text : firstName + " " + lastName
+                font.pointSize: 20
+            }
+
+            MouseArea {
+                anchors.fill: parent
+                onClicked: {
+                    console.log("Clicked on: " + firstName + " " + lastName)
+                }
+            }
+        }
+    }
+}

Qt6QMLBeginnersCode/11-ModelViewArchitecture/7-DynamicModels/main.cpp

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+// Copyright (c) Daniel Gakwaya.
+// SPDX-License-Identifier: MIT
+
+#include <QGuiApplication>
+#include <QQmlApplicationEngine>
+#include <QQuickStyle>
+
+
+int main(int argc, char *argv[])
+{
+
+    QGuiApplication app(argc, argv);
+
+    QQmlApplicationEngine engine;
+    QQuickStyle::setStyle("Material");
+    QObject::connect(&engine, &QQmlApplicationEngine::objectCreationFailed,
+        &app, []() { QCoreApplication::exit(-1); },
+        Qt::QueuedConnection);
+    engine.loadFromModule("7-DynamicModels", "Main");
+
+    return app.exec();
+}