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--[[
Licensed under GNU General Public License v2
* (c) 2013, Luke Bonham
* (c) 2010-2012, Peter Hofmann
--]]
local awful = require("awful")
local beautiful = require("beautiful")
local tonumber = tonumber
local math = { floor = math.floor }
local centerwork =
{
name = "centerwork",
top_left = 0,
top_right = 1,
bottom_left = 2,
bottom_right = 3
}
function centerwork.arrange(p)
-- A useless gap (like the dwm patch) can be defined with
-- beautiful.useless_gap_width .
local useless_gap = tonumber(beautiful.useless_gap_width) or 0
-- Screen.
local wa = p.workarea
local cls = p.clients
-- Width of main column?
local t = awful.tag.selected(p.screen)
local mwfact = awful.tag.getmwfact(t)
if #cls > 0
then
-- Main column, fixed width and height.
local c = cls[#cls]
local g = {}
local mainwid = math.floor(wa.width * mwfact)
local slavewid = wa.width - mainwid
local slaveLwid = math.floor(slavewid / 2)
local slaveRwid = slavewid - slaveLwid
local slaveThei = math.floor(wa.height / 2)
local slaveBhei = wa.height - slaveThei
g.height = wa.height - 2 * useless_gap
g.width = mainwid
g.x = wa.x + slaveLwid
g.y = wa.y + useless_gap
c:geometry(g)
-- Auxiliary windows.
if #cls > 1
then
local at = 0
for i = (#cls - 1),1,-1
do
-- It's all fixed. If there are more than 5 clients,
-- those additional clients will float. This is
-- intentional.
if at == 4
then
break
end
c = cls[i]
g = {}
if at == centerwork.top_left
then
-- top left
g.x = wa.x + useless_gap
g.y = wa.y + useless_gap
g.width = slaveLwid - 2 * useless_gap
g.height = slaveThei - useless_gap
elseif at == centerwork.top_right
then
-- top right
g.x = wa.x + slaveLwid + mainwid + useless_gap
g.y = wa.y + useless_gap
g.width = slaveRwid - 2 * useless_gap
g.height = slaveThei - useless_gap
elseif at == centerwork.bottom_left
then
-- bottom left
g.x = wa.x + useless_gap
g.y = wa.y + slaveThei + useless_gap
g.width = slaveLwid - 2 * useless_gap
g.height = slaveBhei - 2 * useless_gap
elseif at == centerwork.bottom_right
then
-- bottom right
g.x = wa.x + slaveLwid + mainwid + useless_gap
g.y = wa.y + slaveThei + useless_gap
g.width = slaveRwid - 2 * useless_gap
g.height = slaveBhei - 2 * useless_gap
end
c:geometry(g)
at = at + 1
end
-- Set remaining clients to floating.
for i = (#cls - 1 - 4),1,-1
do
c = cls[i]
awful.client.floating.set(c, true)
end
end
end
end
return centerwork
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