HeinzGroupBox inherits QWidget instead of QGroupBox

GUI/View/Widget/GroupBoxes.cpp

@@ -25,7 +25,7 @@
 //  ************************************************************************************************
 
 HeinzGroupBox::HeinzGroupBox(const QString& title, QLayout* content_layout, QWidget* parent)
-    : QGroupBox(parent)
+    : QWidget(parent)
 {
     auto* label = new QLabel(this);
     label->setObjectName("GroupBoxToggler");
@@ -42,7 +42,6 @@ HeinzGroupBox::HeinzGroupBox(const QString& title, QLayout* content_layout, QWid
     mainLayout->setMenuBar(label);
     mainLayout->addWidget(contentArea);
 
-    setTitle("");
     setLayout(mainLayout);
 }
 

GUI/View/Widget/GroupBoxes.h

@@ -24,7 +24,7 @@ class QToolButton;
 
 //! A QGroupBox with given title and layout, and some standard styling.
 
-class HeinzGroupBox : public QGroupBox {
+class HeinzGroupBox : public QWidget {
 public:
     HeinzGroupBox(const QString& title, QLayout* content_layout, QWidget* parent);
 };