create new: n or right-click on canvas
change color: single-click item
edit item: double-click item
delete item: right-click item or drag to toilet-roll
clear current tab: c
delete all tabs: ctrl+c
create new: long-press on canvas
edit: double-tap on item or tab
delete: long-press on item or tab
change color: single tap on item or tab
Are you sure you want to delete all items? This action cannot be undone.
