mirror of https://github.com/lcpz/lain.git
124 lines
3.9 KiB
Lua
124 lines
3.9 KiB
Lua
|
|
--[[
|
|
|
|
Licensed under GNU General Public License v2
|
|
* (c) 2016, Henrik Antonsson
|
|
* (c) 2014, projektile
|
|
* (c) 2013, Luke Bonham
|
|
* (c) 2010-2012, Peter Hofmann
|
|
|
|
Based on centerwork.lua
|
|
--]]
|
|
|
|
local awful = require("awful")
|
|
local beautiful = require("beautiful")
|
|
local tonumber = tonumber
|
|
local math = { floor = math.floor }
|
|
|
|
local centerworkd =
|
|
{
|
|
name = "centerworkd",
|
|
}
|
|
|
|
function centerworkd.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
|
|
|
|
-- A global border can be defined with
|
|
-- beautiful.global_border_width
|
|
local global_border = tonumber(beautiful.global_border_width) or 0
|
|
if global_border < 0 then global_border = 0 end
|
|
|
|
-- Screen.
|
|
local wa = p.workarea
|
|
local cls = p.clients
|
|
|
|
-- Borders are factored in.
|
|
wa.height = wa.height - (global_border * 2)
|
|
wa.width = wa.width - (global_border * 2)
|
|
wa.x = wa.x + global_border
|
|
wa.y = wa.y + global_border
|
|
|
|
-- 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[1]
|
|
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 nbrLeftSlaves = math.floor(#cls / 2)
|
|
local nbrRightSlaves = math.floor((#cls - 1) / 2)
|
|
|
|
local slaveLeftHeight = 0
|
|
if nbrLeftSlaves > 0 then slaveLeftHeight = math.floor(wa.height / nbrLeftSlaves) end
|
|
if nbrRightSlaves > 0 then slaveRightHeight = math.floor(wa.height / nbrRightSlaves) end
|
|
|
|
g.height = wa.height - 2*useless_gap - 2*c.border_width
|
|
g.width = mainwid - 2*c.border_width
|
|
g.x = wa.x + slaveLwid
|
|
g.y = wa.y + useless_gap
|
|
|
|
if g.width < 1 then g.width = 1 end
|
|
if g.height < 1 then g.height = 1 end
|
|
c:geometry(g)
|
|
|
|
-- Auxiliary windows.
|
|
if #cls > 1
|
|
then
|
|
for i = 2,#cls
|
|
do
|
|
c = cls[i]
|
|
g = {}
|
|
|
|
local rowIndex = math.floor(i/2)
|
|
|
|
-- If i is even it should be placed on the left side
|
|
if i % 2 == 0
|
|
then
|
|
-- left slave
|
|
g.x = wa.x + useless_gap
|
|
g.y = wa.y + useless_gap + (rowIndex-1)*slaveLeftHeight
|
|
|
|
g.width = slaveLwid - 2*useless_gap - 2*c.border_width
|
|
|
|
-- if last slave in left row use remaining space for that slave
|
|
if rowIndex == nbrLeftSlaves
|
|
then
|
|
g.height = wa.y + wa.height - g.y - useless_gap - 2*c.border_width
|
|
else
|
|
g.height = slaveLeftHeight - useless_gap - 2*c.border_width
|
|
end
|
|
else
|
|
-- right slave
|
|
g.x = wa.x + slaveLwid + mainwid + useless_gap
|
|
g.y = wa.y + useless_gap + (rowIndex-1)*slaveRightHeight
|
|
|
|
g.width = slaveRwid - 2*useless_gap - 2*c.border_width
|
|
|
|
-- if last slave in right row use remaining space for that slave
|
|
if rowIndex == nbrRightSlaves
|
|
then
|
|
g.height = wa.y + wa.height - g.y - useless_gap - 2*c.border_width
|
|
else
|
|
g.height = slaveRightHeight - useless_gap - 2*c.border_width
|
|
end
|
|
|
|
end
|
|
|
|
if g.width < 1 then g.width = 1 end
|
|
if g.height < 1 then g.height = 1 end
|
|
c:geometry(g)
|
|
end
|
|
end
|
|
end
|
|
end
|
|
|
|
return centerworkd
|