main window: #window-id:-616295708 600x400 at 340x312, no window: false, requis: 400x525 alloc: 600x400
main vbox: #window-id:-616295708 600x400 at 340x312, no window: true, requis: 400x525 alloc: 600x400
hbox in vbox (main image): #window-id:-616295708 600x400 at 340x312, no window: true, requis: 400x400 alloc: 600x1
hbox in scrolled window in vbox (thumbnails): #window-id:-616297698 596x54 at 0x0, no window: true, requis: 270x54 alloc: 596x54
status bar in vbox: #window-id:-616295708 600x400 at 340x312, no window: true, requis: 28x21 alloc: 600x21