diff --git a/Blog-projects/Widget-window-in-Qt-Quick-app/.gitignore b/Blog-projects/Widget-window-in-Qt-Quick-app/.gitignore
new file mode 100644
index 0000000..e25c4d9
--- /dev/null
+++ b/Blog-projects/Widget-window-in-Qt-Quick-app/.gitignore
@@ -0,0 +1,75 @@
+# This file is used to ignore files which are generated
+# ----------------------------------------------------------------------------
+
+*~
+*.autosave
+*.a
+*.core
+*.moc
+*.o
+*.obj
+*.orig
+*.rej
+*.so
+*.so.*
+*_pch.h.cpp
+*_resource.rc
+*.qm
+.#*
+*.*#
+core
+!core/
+tags
+.DS_Store
+.directory
+*.debug
+Makefile*
+*.prl
+*.app
+moc_*.cpp
+ui_*.h
+qrc_*.cpp
+Thumbs.db
+*.res
+*.rc
+/.qmake.cache
+/.qmake.stash
+
+# qtcreator generated files
+*.pro.user*
+CMakeLists.txt.user*
+
+# xemacs temporary files
+*.flc
+
+# Vim temporary files
+.*.swp
+
+# Visual Studio generated files
+*.ib_pdb_index
+*.idb
+*.ilk
+*.pdb
+*.sln
+*.suo
+*.vcproj
+*vcproj.*.*.user
+*.ncb
+*.sdf
+*.opensdf
+*.vcxproj
+*vcxproj.*
+
+# MinGW generated files
+*.Debug
+*.Release
+
+# Python byte code
+*.pyc
+
+# Binaries
+# --------
+*.dll
+*.exe
+
+*build*
diff --git a/Blog-projects/Widget-window-in-Qt-Quick-app/CMakeLists.txt b/Blog-projects/Widget-window-in-Qt-Quick-app/CMakeLists.txt
new file mode 100644
index 0000000..49e07f0
--- /dev/null
+++ b/Blog-projects/Widget-window-in-Qt-Quick-app/CMakeLists.txt
@@ -0,0 +1,48 @@
+cmake_minimum_required(VERSION 3.16)
+
+project(WidgetWindowsInQtQuickApp VERSION 0.1 LANGUAGES CXX)
+
+set(CMAKE_CXX_STANDARD_REQUIRED ON)
+
+find_package(Qt6 6.5 REQUIRED COMPONENTS Quick Widgets)
+
+qt_standard_project_setup(REQUIRES 6.5)
+
+qt_add_executable(appWidgetWindowsInQtQuickApp
+    main.cpp
+)
+
+qt_add_qml_module(appWidgetWindowsInQtQuickApp
+    URI WidgetWindowsInQtQuickApp
+    VERSION 1.0
+    QML_FILES
+        Main.qml
+        FontControlsQmlForm.qml
+    SOURCES
+        fontsbackend.h fontsbackend.cpp
+        fontcontrolswidgetsform.h fontcontrolswidgetsform.cpp
+        timer.h timer.cpp
+        widgetFormHandler.h widgetFormHandler.cpp
+        RESOURCES fontcontrolswidgetsform.ui
+)
+
+# Qt for iOS sets MACOSX_BUNDLE_GUI_IDENTIFIER automatically since Qt 6.1.
+# If you are developing for iOS or macOS you should consider setting an
+# explicit, fixed bundle identifier manually though.
+set_target_properties(appWidgetWindowsInQtQuickApp PROPERTIES
+    MACOSX_BUNDLE_GUI_IDENTIFIER com.kdab.appWidgetWindowsInQtQuickApp
+    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(appWidgetWindowsInQtQuickApp
+    PRIVATE Qt6::Quick Qt6::Widgets)
+
+include(GNUInstallDirs)
+install(TARGETS appWidgetWindowsInQtQuickApp
+    BUNDLE DESTINATION .
+    LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
+    RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
+)
diff --git a/Blog-projects/Widget-window-in-Qt-Quick-app/FontControlsQmlForm.qml b/Blog-projects/Widget-window-in-Qt-Quick-app/FontControlsQmlForm.qml
new file mode 100644
index 0000000..66a8bac
--- /dev/null
+++ b/Blog-projects/Widget-window-in-Qt-Quick-app/FontControlsQmlForm.qml
@@ -0,0 +1,51 @@
+import QtQuick
+import QtQuick.Controls
+import QtQuick.Layouts
+import WidgetWindowsInQtQuickApp as Cpp
+
+Window {
+    id: window
+    readonly property alias text: textField.text
+    readonly property string font: fontSelector.model[fontSelector.currentIndex]
+    signal toggleWidgetsWindow
+    height: 110
+    width: 300
+    minimumHeight: 110
+    minimumWidth: 260
+    visible: true
+    title: qsTr("Font Controls - Qt Quick")
+    color: systemPalette.window
+    SystemPalette {
+        id: systemPalette
+    }
+    ColumnLayout {
+        anchors.fill: parent
+        anchors.margins: 10
+        TextField {
+            id: textField
+            text: "KDAB"
+            focus: true
+            Layout.fillWidth: true
+        }
+        Button {
+            text: "Switch to Widgets Form"
+            Layout.fillWidth: true
+            onClicked: {
+                window.toggleWidgetsWindow();
+            }
+        }
+        ComboBox {
+            id: fontSelector
+            model: fontsBackend.fontList()
+            editable: true
+            Layout.fillWidth: true
+            Component.onCompleted: {
+                if (!fontSelector.currentIndex)
+                    currentIndex = indexOfValue("Noto Sans")
+            }
+            Cpp.FontsBackend {
+                id: fontsBackend
+            }
+        }
+    }
+}
diff --git a/Blog-projects/Widget-window-in-Qt-Quick-app/Main.qml b/Blog-projects/Widget-window-in-Qt-Quick-app/Main.qml
new file mode 100644
index 0000000..5e08718
--- /dev/null
+++ b/Blog-projects/Widget-window-in-Qt-Quick-app/Main.qml
@@ -0,0 +1,74 @@
+import QtQuick
+import WidgetWindowsInQtQuickApp as Cpp
+
+Window {
+    id: frame
+    property bool widgetsWindow: false
+    function updatePosition(miliseconds: int): void {
+        const time = miliseconds / 1000.0;
+        const aspectRatio = boundary.right / boundary.bottom * 11
+        x = triangleWave(time, boundary.right, aspectRatio);
+        y = triangleWave(time, boundary.bottom, 1-aspectRatio);
+    }
+    function triangleWave(x: double, amplitude: int, period: double): int {
+        return Math.abs((2*amplitude)/Math.PI*Math.asin(Math.sin((2*Math.PI)/period*x)));
+    }
+    function toggleWidgetsWindow() {
+        frame.widgetsWindow = !frame.widgetsWindow
+    }
+    flags: Qt.FramelessWindowHint
+    color: "transparent"
+    visible: false
+    width: bounce.width + 1
+    height: bounce.height
+    QtObject {
+        id: boundary
+        readonly property int right: Screen.desktopAvailableWidth - frame.width
+        readonly property int bottom: Screen.desktopAvailableHeight - frame.height
+    }
+    Text {
+        id: bounce
+        text: frame.widgetsWindow ? fontWidgetsForm.text : fontQmlForm.text
+        font.pixelSize: 120
+        font.family: frame.widgetsWindow ? fontWidgetsForm.font : fontQmlForm.font
+        color: "#0077C8"
+        Rectangle {
+            color: "transparent"
+            anchors.fill: parent
+            border.color: bounce.color
+            border.width: 4
+        }
+    }
+    Timer {
+        id: timer
+        readonly property int startOffset: Math.random() * 36000
+        running: true
+        triggeredOnStart: true
+        repeat: true
+        interval: 10
+        onTriggered: {
+            frame.updatePosition(startOffset + elapsedtimer.deltaTime());
+            frame.visible = true;
+        }
+    }
+    Cpp.Timer {
+        id: elapsedtimer
+    }
+    FontControlsQmlForm {
+        id: fontQmlForm
+        visible: !frame.widgetsWindow
+        onToggleWidgetsWindow: () => {
+            frame.toggleWidgetsWindow();
+        }
+        onClosing: {
+            Qt.quit();
+        }
+    }
+    Cpp.WidgetFormHandler {
+        id: fontWidgetsForm
+        visible: frame.widgetsWindow
+        onToggleWidgetsWindow: () => {
+            frame.toggleWidgetsWindow();
+        }
+    }
+}
diff --git a/Blog-projects/Widget-window-in-Qt-Quick-app/fontcontrolswidgetsform.cpp b/Blog-projects/Widget-window-in-Qt-Quick-app/fontcontrolswidgetsform.cpp
new file mode 100644
index 0000000..ed97eec
--- /dev/null
+++ b/Blog-projects/Widget-window-in-Qt-Quick-app/fontcontrolswidgetsform.cpp
@@ -0,0 +1,47 @@
+#include "fontcontrolswidgetsform.h"
+#include "ui_fontcontrolswidgetsform.h"
+
+FontControlsWidgetsForm::FontControlsWidgetsForm(QWidget *parent)
+    : QWidget(parent)
+    , ui(new Ui::FontControlsWidgetsForm)
+{
+    ui->setupUi(this);
+    connect(ui->lineEdit, &QLineEdit::textEdited, this, &FontControlsWidgetsForm::lineEdit_textChanged);
+    connect(ui->fontComboBox, &QFontComboBox::currentFontChanged, this, &FontControlsWidgetsForm::fontComboBox_currentFontChanged);
+    connect(ui->pushButton, &QPushButton::clicked, this, &FontControlsWidgetsForm::pushButton_clicked);
+}
+
+FontControlsWidgetsForm::~FontControlsWidgetsForm()
+{
+    delete ui;
+}
+
+const QString FontControlsWidgetsForm::text()
+{
+    return ui->lineEdit->text();
+}
+
+void FontControlsWidgetsForm::lineEdit_textChanged(const QString &arg1)
+{
+    emit textChanged();
+}
+
+void FontControlsWidgetsForm::setText(const QString &text)
+{
+    ui->lineEdit->setText(text);
+    emit textChanged();
+}
+
+const QString FontControlsWidgetsForm::font()
+{
+    return ui->fontComboBox->currentFont().family();
+}
+
+void FontControlsWidgetsForm::closeEvent(QCloseEvent *event) {
+    QApplication::quit();
+}
+
+void FontControlsWidgetsForm::fontComboBox_currentFontChanged(const QFont &f)
+{
+    emit fontChanged();
+}
diff --git a/Blog-projects/Widget-window-in-Qt-Quick-app/fontcontrolswidgetsform.h b/Blog-projects/Widget-window-in-Qt-Quick-app/fontcontrolswidgetsform.h
new file mode 100644
index 0000000..688b6c2
--- /dev/null
+++ b/Blog-projects/Widget-window-in-Qt-Quick-app/fontcontrolswidgetsform.h
@@ -0,0 +1,40 @@
+#ifndef FONTCONTROLSWIDGETSFORM_H
+#define FONTCONTROLSWIDGETSFORM_H
+
+#include <QWidget>
+
+namespace Ui {
+class FontControlsWidgetsForm;
+}
+
+class FontControlsWidgetsForm : public QWidget
+{
+    Q_OBJECT
+    Q_PROPERTY(QString text READ text WRITE setText NOTIFY textChanged)
+    Q_PROPERTY(QString font READ font NOTIFY fontChanged)
+
+public:
+    explicit FontControlsWidgetsForm(QWidget *parent = nullptr);
+    ~FontControlsWidgetsForm();
+
+    const QString text();
+    void setText(const QString&);
+    const QString font();
+
+signals:
+    void textChanged();
+    void fontChanged();
+    void pushButton_clicked();
+
+protected:
+    void closeEvent(QCloseEvent *event) override;
+
+private slots:
+    void lineEdit_textChanged(const QString &arg1);
+    void fontComboBox_currentFontChanged(const QFont &f);
+
+private:
+    Ui::FontControlsWidgetsForm *ui;
+};
+
+#endif // FONTCONTROLSWIDGETSFORM_H
diff --git a/Blog-projects/Widget-window-in-Qt-Quick-app/fontcontrolswidgetsform.ui b/Blog-projects/Widget-window-in-Qt-Quick-app/fontcontrolswidgetsform.ui
new file mode 100644
index 0000000..c3d9eb9
--- /dev/null
+++ b/Blog-projects/Widget-window-in-Qt-Quick-app/fontcontrolswidgetsform.ui
@@ -0,0 +1,38 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>FontControlsWidgetsForm</class>
+ <widget class="QWidget" name="FontControlsWidgetsForm">
+  <property name="geometry">
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>300</width>
+    <height>110</height>
+   </rect>
+  </property>
+  <property name="windowTitle">
+   <string>Font Controls - Qt Widgets</string>
+  </property>
+  <layout class="QVBoxLayout" name="verticalLayout_2">
+   <item>
+    <widget class="QLineEdit" name="lineEdit">
+     <property name="text">
+      <string>KDAB</string>
+     </property>
+    </widget>
+   </item>
+   <item>
+    <widget class="QPushButton" name="pushButton">
+     <property name="text">
+      <string>Switch to QML Form</string>
+     </property>
+    </widget>
+   </item>
+   <item>
+    <widget class="QFontComboBox" name="fontComboBox"/>
+   </item>
+  </layout>
+ </widget>
+ <resources/>
+ <connections/>
+</ui>
diff --git a/Blog-projects/Widget-window-in-Qt-Quick-app/fontsbackend.cpp b/Blog-projects/Widget-window-in-Qt-Quick-app/fontsbackend.cpp
new file mode 100644
index 0000000..60fd437
--- /dev/null
+++ b/Blog-projects/Widget-window-in-Qt-Quick-app/fontsbackend.cpp
@@ -0,0 +1,13 @@
+#include "fontsbackend.h"
+
+#include <QFontDatabase>
+
+FontsBackend::FontsBackend(QObject *parent)
+    : QObject{parent}
+{
+}
+
+const QStringList FontsBackend::fontList()
+{
+    return QFontDatabase::families();
+}
diff --git a/Blog-projects/Widget-window-in-Qt-Quick-app/fontsbackend.h b/Blog-projects/Widget-window-in-Qt-Quick-app/fontsbackend.h
new file mode 100644
index 0000000..37299ac
--- /dev/null
+++ b/Blog-projects/Widget-window-in-Qt-Quick-app/fontsbackend.h
@@ -0,0 +1,21 @@
+#ifndef FONTSBACKEND_H
+#define FONTSBACKEND_H
+
+#include <QObject>
+#include <QQmlEngine>
+
+class FontsBackend : public QObject
+{
+    Q_OBJECT
+    QML_ELEMENT
+private:
+
+public:
+    explicit FontsBackend(QObject *parent = nullptr);
+
+    Q_INVOKABLE static const QStringList fontList();
+
+signals:
+};
+
+#endif // FONTSBACKEND_H
diff --git a/Blog-projects/Widget-window-in-Qt-Quick-app/main.cpp b/Blog-projects/Widget-window-in-Qt-Quick-app/main.cpp
new file mode 100644
index 0000000..97de368
--- /dev/null
+++ b/Blog-projects/Widget-window-in-Qt-Quick-app/main.cpp
@@ -0,0 +1,18 @@
+#include <QApplication>
+#include <QQmlApplicationEngine>
+
+int main(int argc, char *argv[])
+{
+    QApplication app(argc, argv);
+
+    QQmlApplicationEngine engine;
+    QObject::connect(
+        &engine,
+        &QQmlApplicationEngine::objectCreationFailed,
+        &app,
+        []() { QCoreApplication::exit(-1); },
+        Qt::QueuedConnection);
+    engine.loadFromModule("WidgetWindowsInQtQuickApp", "Main");
+
+    return app.exec();
+}
diff --git a/Blog-projects/Widget-window-in-Qt-Quick-app/timer.cpp b/Blog-projects/Widget-window-in-Qt-Quick-app/timer.cpp
new file mode 100644
index 0000000..b3d178d
--- /dev/null
+++ b/Blog-projects/Widget-window-in-Qt-Quick-app/timer.cpp
@@ -0,0 +1,12 @@
+#include "timer.h"
+
+Timer::Timer(QObject *parent)
+    : QObject{parent}
+{
+    m_timer.start();
+}
+
+int Timer::deltaTime()
+{
+    return m_timer.elapsed();
+}
diff --git a/Blog-projects/Widget-window-in-Qt-Quick-app/timer.h b/Blog-projects/Widget-window-in-Qt-Quick-app/timer.h
new file mode 100644
index 0000000..7296334
--- /dev/null
+++ b/Blog-projects/Widget-window-in-Qt-Quick-app/timer.h
@@ -0,0 +1,23 @@
+#ifndef TIMER_H
+#define TIMER_H
+
+#include <QObject>
+#include <QQmlEngine>
+#include <QElapsedTimer>
+
+class Timer : public QObject
+{
+    Q_OBJECT
+    QML_ELEMENT
+private:
+    QElapsedTimer m_timer;
+
+public:
+    explicit Timer(QObject *parent = nullptr);
+
+    Q_INVOKABLE int deltaTime();
+
+signals:
+};
+
+#endif // TIMER_H
diff --git a/Blog-projects/Widget-window-in-Qt-Quick-app/widgetFormHandler.cpp b/Blog-projects/Widget-window-in-Qt-Quick-app/widgetFormHandler.cpp
new file mode 100644
index 0000000..afde5c1
--- /dev/null
+++ b/Blog-projects/Widget-window-in-Qt-Quick-app/widgetFormHandler.cpp
@@ -0,0 +1,39 @@
+#include "widgetFormHandler.h"
+
+WidgetFormHandler::WidgetFormHandler(QObject *parent)
+    : QObject{parent}
+{
+    m_window = new FontControlsWidgetsForm();
+    m_window->setVisible(false);
+
+    QObject::connect(m_window, &FontControlsWidgetsForm::pushButton_clicked, this, &WidgetFormHandler::toggleWidgetsWindow);
+    QObject::connect(m_window, &FontControlsWidgetsForm::textChanged, this, &WidgetFormHandler::textChanged);
+    QObject::connect(m_window, &FontControlsWidgetsForm::fontChanged, this, &WidgetFormHandler::fontChanged);
+}
+
+const bool WidgetFormHandler::isVisible()
+{
+    return m_window->isVisible();
+}
+
+void WidgetFormHandler::setVisible(bool visible)
+{
+    m_window->setVisible(visible);
+    emit visibleChanged();
+}
+
+const QString WidgetFormHandler::text()
+{
+    return m_window->text();
+}
+
+void WidgetFormHandler::setText(const QString& text)
+{
+    m_window->setText(text);
+    emit textChanged();
+}
+
+const QString WidgetFormHandler::font()
+{
+    return m_window->font();
+}
diff --git a/Blog-projects/Widget-window-in-Qt-Quick-app/widgetFormHandler.h b/Blog-projects/Widget-window-in-Qt-Quick-app/widgetFormHandler.h
new file mode 100644
index 0000000..88aea6c
--- /dev/null
+++ b/Blog-projects/Widget-window-in-Qt-Quick-app/widgetFormHandler.h
@@ -0,0 +1,37 @@
+#ifndef WIDGETFORMHANDLER_H
+#define WIDGETFORMHANDLER_H
+
+#include "fontcontrolswidgetsform.h"
+
+#include <QObject>
+#include <QQmlEngine>
+#include <QWidget>
+
+class WidgetFormHandler : public QObject
+{
+    Q_OBJECT
+    QML_ELEMENT
+    Q_PROPERTY(bool visible READ isVisible WRITE setVisible NOTIFY visibleChanged)
+    Q_PROPERTY(QString text READ text WRITE setText NOTIFY textChanged)
+    Q_PROPERTY(QString font READ font NOTIFY fontChanged)
+
+public:
+    explicit WidgetFormHandler(QObject *parent = nullptr);
+
+    const bool isVisible();
+    void setVisible(bool);
+    const QString text();
+    void setText(const QString&);
+    const QString font();
+
+signals:
+    void visibleChanged();
+    void textChanged();
+    void fontChanged();
+    void toggleWidgetsWindow();
+
+private:
+    FontControlsWidgetsForm *m_window;
+};
+
+#endif // WIDGETFORMHANDLER_H