awesomewm/binds/system/input.lua

return gears.table.join(
	awful.key( {"Mod4"}, "space",
		function()
			desktop.popup.language.next()
		end,
		{
			description = "Change input language",
			group = "System"
		}
	),
	awful.key( {"Mod4", "Shift", "Control"}, "9",
		function()
			desktop.popup.language.set(2)
		end,
		{
			description = "Set input language to RU",
			group = "System"
		}
	),
	awful.key( {"Mod4", "Shift", "Control"}, "0",
		function()
			desktop.popup.language.set(1)
		end,
		{
			description = "Set input language to EN",
			group = "System"
		}
	)
)