awesome/lib/awful/widget/layout/default.lua.in

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-- @author Gregor Best <farhaven@googlemail.com>
-- @copyright 2009 Gregor Best
-- @release @AWESOME_VERSION@
-------------------------------------------------
-- Grab environment
local ipairs = ipairs
local type = type
local table = table
local math = math
local setmetatable = setmetatable
local util = require("awful.util")
--- Simple default layout, emulating the fallback C layout
module("awful.widget.layout.default")
local function default(bounds, widgets, screen)
local geometries = {
free = { x = 0, y = 0, width = 0, height = bounds.height }
}
local width = 0
local keys = util.table.keys_filter(widgets, "table", "widget")
for _, k in ipairs(keys) do
local v = widgets[k]
if type(v) == "table" then
local layout = v.layout or default
local nbounds = util.table.clone(bounds)
local g = layout(nbounds, v, screen)
for _, w in ipairs(g) do
table.insert(geometries, w)
end
else
if v.visible then
local e = v:extents(screen)
e.x = 0
e.y = 0
e.width = math.min(e.width, bounds.width)
e.height = bounds.height
width = math.max(e.width, width)
table.insert(geometries, e)
else
table.insert(geometries, { x = 0, y = 0, width = 0, height = 0 })
end
end
end
geometries.free.width = bounds.width - width
geometries.free.x = width
return geometries
end
setmetatable(_M, { __call = function(_, ...) return default(...) end })