https://forum.qt.io/topic/148135/is-it-possible-to-pop-a-mainformwidget-in-and-out-of-a-tab-widget
Is it possible to pop a mainformwidget in and out of a Tab widget? | Qt Forum
Aug 20, 2023 - I have a QMainWindow window that I load into a tab of a QTabWidget in my application's main form and it works great, exactly what I want. Now I would like it...