QMfcApp enterModalLoop exitModalLoop pluginInstance winEventFilter

QWinHost createWindow event focusInEvent resizeEvent setWindow showEvent winEvent window

QWinWidget center childEvent eventFilter focusInEvent focusNextPrevChild parentWindow show winEvent

MFC to Qt Migration - Walkthrough

Qt Application using Win32 Windows

Qt based Application Extension

Qt widgets in Win32

Qt/MFC Migration Framework