--- @sync entry

local function entry(st)
	if st.old then
		Tab.layout, st.old = st.old, nil
	else
		st.old = Tab.layout
		Tab.layout = function(self)
			local all = MANAGER.ratio.parent + MANAGER.ratio.current
			self._chunks = ui.Layout()
				:direction(ui.Layout.HORIZONTAL)
				:constraints({
					ui.Constraint.Ratio(MANAGER.ratio.parent, all),
					ui.Constraint.Ratio(MANAGER.ratio.current, all),
					ui.Constraint.Length(1),
				})
				:split(self._area)
		end
	end
	ya.app_emit("resize", {})
end

local function enabled(st) return st.old ~= nil end

return { entry = entry, enabled = enabled }