fix: QQuickWidget expects a QWidget

Author: kaixoo12

src/OpenGLWidget.cpp

@@ -3,7 +3,7 @@
 #include <GLFW/glfw3.h>
 #include <QPoint>
 
-QuickGLWidget::QuickGLWidget(QObject *parent = nullptr)
+QuickGLWidget::QuickGLWidget(QWidget *parent)
         : QQuickWidget(parent) {
         initializeGL();
         createGLWindow();
@@ -13,9 +13,9 @@ QuickGLWidget::QuickGLWidget(QObject *parent = nullptr)
 QRect QuickGLWidget::widgetGeometry() {
         // Map the widget's top-left corner to global (screen) coordinates
         QPoint topLeft = mapToGlobal(QPoint(0, 0));
-        QSize size = size();
+        QSize _size = size();
 
-        return QRect(topLeft, size);
+        return QRect(topLeft, _size);
 };
 
 // Returns 'false' if initialization goes wrong

src/OpenGLWidget.h

@@ -10,7 +10,7 @@
 #include <QSize>
 #include <QRect>
 
-#include <QObject>
+#include <QWidget>
 #include <QQuickWidget>
 
 #include <GLFW/glfw3.h>
@@ -23,7 +23,7 @@ class QuickGLWidget : public QQuickWidget {
         Q_OBJECT
         QML_ELEMENT
 public:
-        QuickGLWidget(QObject *parent = nullptr);
+        QuickGLWidget(QWidget *parent = nullptr);
         ~QuickGLWidget() = default;
 
         // Is run every frame