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--[[
Licensed under GNU General Public License v2
* (c) 2013, Luke Bonham
* (c) 2010-2012, Peter Hofmann
--]]
local tag = require("awful.tag")
local cascade =
{
name = "cascade",
nmaster = 0,
offset_x = 32,
offset_y = 8
}
function cascade.arrange(p)
-- Cascade windows.
-- Screen.
local wa = p.workarea
local cls = p.clients
-- Opening a new window will usually force all existing windows to
-- get resized. This wastes a lot of CPU time. So let's set a lower
-- bound to "how_many": This wastes a little screen space but you'll
-- get a much better user experience.
local t = tag.selected(p.screen)
local num_c
if cascade.nmaster > 0
then
num_c = cascade.nmaster
else
num_c = tag.getnmaster(t)
end
local how_many = #cls
if how_many < num_c
then
how_many = num_c
end
local current_offset_x = cascade.offset_x * (how_many - 1)
local current_offset_y = cascade.offset_y * (how_many - 1)
-- Iterate.
for i = 1,#cls,1
do
local c = cls[i]
local g = {}
g.x = wa.x + (how_many - i) * cascade.offset_x
g.y = wa.y + (i - 1) * cascade.offset_y
g.width = wa.width - current_offset_x
g.height = wa.height - current_offset_y
c:geometry(g)
end
end
return cascade
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