mirror of https://github.com/lcpz/lain.git
137 lines
4.5 KiB
Lua
137 lines
4.5 KiB
Lua
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--[[
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Licensed under GNU General Public License v2
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* (c) 2015, Joerg Jaspert
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* (c) 2014, projektile
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* (c) 2013, Luke Bonham
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* (c) 2010-2012, Peter Hofmann
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--]]
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local awful = require("awful")
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local beautiful = require("beautiful")
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local tonumber = tonumber
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local centerhwork =
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{
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name = "centerhwork",
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top_left = 0,
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top_right = 1,
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bottom_left = 2,
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bottom_right = 3
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}
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function centerhwork.arrange(p)
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-- A useless gap (like the dwm patch) can be defined with
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-- beautiful.useless_gap_width .
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local useless_gap = tonumber(beautiful.useless_gap_width) or 0
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-- A global border can be defined with
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-- beautiful.global_border_width
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local global_border = tonumber(beautiful.global_border_width) or 0
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if global_border < 0 then global_border = 0 end
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-- Screen.
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local wa = p.workarea
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local cls = p.clients
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-- Borders are factored in.
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wa.height = wa.height - (global_border * 2)
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wa.width = wa.width - (global_border * 2)
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wa.x = wa.x + global_border
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wa.y = wa.y + global_border
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-- Width of main column?
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local t = awful.tag.selected(p.screen)
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local mwfact = awful.tag.getmwfact(t)
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if #cls > 0
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then
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-- Main column, fixed width and height.
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local c = cls[1]
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local g = {}
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local mainhei = math.floor(wa.height * mwfact)
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local slaveLwid = math.floor(wa.width / 2 )
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local slaveRwid = wa.width - slaveLwid
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local slavehei = wa.height - mainhei
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local slaveThei = math.floor(slavehei / 2)
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local slaveBhei = slavehei - slaveThei
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local Lhalfgap = math.floor(useless_gap / 2)
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local Rhalfgap = useless_gap - Lhalfgap
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g.height = mainhei - 2*c.border_width
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g.width = wa.width - 2*useless_gap - 2*c.border_width
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g.x = wa.x + useless_gap
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g.y = wa.y + slaveThei
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if g.width < 1 then g.width = 1 end
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if g.height < 1 then g.height = 1 end
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c:geometry(g)
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-- Auxiliary windows.
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if #cls > 1
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then
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local at = 0
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for i = 2,#cls
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do
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-- It's all fixed. If there are more than 5 clients,
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-- those additional clients will float. This is
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-- intentional.
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if at == 4
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then
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break
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end
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c = cls[i]
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g = {}
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if i - 2 == centerhwork.top_left
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then
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-- top left
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g.x = wa.x + useless_gap
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g.y = wa.y + useless_gap
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g.width = slaveLwid - useless_gap - Lhalfgap - 2*c.border_width
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g.height = slaveThei - 2*useless_gap - 2*c.border_width
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elseif i - 2 == centerhwork.top_right
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then
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-- top right
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g.x = wa.x + slaveLwid + Rhalfgap
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g.y = wa.y + useless_gap
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g.width = slaveRwid - useless_gap - Rhalfgap - 2*c.border_width
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g.height = slaveThei - 2*useless_gap - 2*c.border_width
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elseif i - 2 == centerhwork.bottom_left
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then
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-- bottom left
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g.x = wa.x + useless_gap
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g.y = wa.y + mainhei + slaveThei + useless_gap
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g.width = slaveLwid - useless_gap - Lhalfgap - 2*c.border_width
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g.height = slaveBhei - 2*useless_gap - 2*c.border_width
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elseif i - 2 == centerhwork.bottom_right
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then
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-- bottom right
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g.x = wa.x + slaveLwid + Rhalfgap
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g.y = wa.y + mainhei + slaveThei + useless_gap
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g.width = slaveRwid - useless_gap - Rhalfgap - 2*c.border_width
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g.height = slaveBhei - 2*useless_gap - 2*c.border_width
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end
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if g.width < 1 then g.width = 1 end
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if g.height < 1 then g.height = 1 end
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c:geometry(g)
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at = at + 1
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end
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-- Set remaining clients to floating.
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for i = (#cls - 1 - 4),1,-1
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do
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c = cls[i]
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awful.client.floating.set(c, true)
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end
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end
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end
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end
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return centerhwork
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