awesome/lib/awful/layout.lua.in

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---------------------------------------------------------------------------
-- @author Julien Danjou <julien@danjou.info>
-- @copyright 2008 Julien Danjou
-- @release @AWESOME_VERSION@
---------------------------------------------------------------------------
-- Grab environment we need
local ipairs = ipairs
local tag = require("awful.tag")
--- Layout module for awful
module("awful.layout")
--- Get the current layout name.
-- @param screen The screen number.
function get(screen)
local t = tag.selected(screen)
if t then
return t.layout
end
end
--- Change the layout of the current tag.
-- @param layouts A table of layouts.
-- @param i Relative index.
function inc(layouts, i)
local t = tag.selected()
local number_of_layouts = 0
local rev_layouts = {}
for i, v in ipairs(layouts) do
rev_layouts[v] = i
number_of_layouts = number_of_layouts + 1
end
if t then
local cur_layout = get()
local new_layout_index = (rev_layouts[cur_layout] + i) % number_of_layouts
if new_layout_index == 0 then
new_layout_index = number_of_layouts
end
t.layout = layouts[new_layout_index]
end
end
--- Set the layout of the current tag by name.
-- @param layout Layout name.
function set(layout)
local t = tag.selected()
if t then
t.layout = layout
end
end
-- vim: filetype=lua:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=80