set_window_visible (win: WINDOW; value: BOOLEAN)
Shows win if value is True, hides win if value is False.
hide_window
show_window
is_window_visible
window and frame functions
Window_Manager
script switch_windows is if is_window_visible ('explanation') then keep_open := ask ('do you want to close the explanation?', True) set_window_visible ('explanation', keep_open) end hide_window ('questions') show_window ('index') end