MainWindow 0 0 677 380 Editable Tree Model QMainWindow::AllowNestedDocks|QMainWindow::AllowTabbedDocks|QMainWindow::AnimatedDocks|QMainWindow::ForceTabbedDocks E&xit Ctrl+Q &Insert Row Ctrl+I, R &Remove Row Ctrl+R, R Insert &Column Ctrl+I, C R&emove Column Ctrl+R, C I&nsert Child Ctrl+N