Initial commit
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										190
									
								
								lib/lain/layout/cascade.lua
									
									
									
									
									
										Normal file
									
								
							
							
						
						
									
										190
									
								
								lib/lain/layout/cascade.lua
									
									
									
									
									
										Normal file
									
								
							@@ -0,0 +1,190 @@
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--[[
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		||||
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     Licensed under GNU General Public License v2
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		||||
      * (c) 2014,      projektile
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      * (c) 2013,      Luca CPZ
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      * (c) 2010-2012, Peter Hofmann
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		||||
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		||||
--]]
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local floor = math.floor
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local screen = screen
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local cascade = {
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	name = 'cascade',
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	nmaster = 0,
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	offset_x = 32,
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	offset_y = 8,
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	tile = {
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		name = 'cascadetile',
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		nmaster = 0,
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		ncol = 0,
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		mwfact = 0,
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		offset_x = 5,
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		offset_y = 32,
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		extra_padding = 0,
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	},
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}
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local function do_cascade(p, tiling)
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	local t = p.tag or screen[p.screen].selected_tag
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	local wa = p.workarea
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	local cls = p.clients
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	if #cls == 0 then
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		return
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	end
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	if not tiling then
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		-- Cascade windows.
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		local num_c
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		if cascade.nmaster > 0 then
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			num_c = cascade.nmaster
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		else
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			num_c = t.master_count
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		end
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		-- Opening a new window will usually force all existing windows to
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		-- get resized. This wastes a lot of CPU time. So let's set a lower
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		-- bound to "how_many": This wastes a little screen space but you'll
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		-- get a much better user experience.
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		local how_many = (#cls >= num_c and #cls) or num_c
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		local current_offset_x = cascade.offset_x * (how_many - 1)
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		local current_offset_y = cascade.offset_y * (how_many - 1)
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		-- Iterate.
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		for i = 1, #cls, 1 do
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			local c = cls[i]
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			local g = {}
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			g.x = wa.x + (how_many - i) * cascade.offset_x
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			g.y = wa.y + (i - 1) * cascade.offset_y
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			g.width = wa.width - current_offset_x
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			g.height = wa.height - current_offset_y
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			if g.width < 1 then
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				g.width = 1
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			end
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			if g.height < 1 then
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				g.height = 1
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			end
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			p.geometries[c] = g
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		end
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	else
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		-- Layout with one fixed column meant for a master window. Its
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		-- width is calculated according to mwfact. Other clients are
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		-- cascaded or "tabbed" in a slave column on the right.
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		--         (1)                 (2)                 (3)                 (4)
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		--   +----------+---+    +----------+---+    +----------+---+    +----------+---+
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		--   |          |   |    |          | 3 |    |          | 4 |    |         +---+|
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		--   |          |   | -> |          |   | -> |         +---++ -> |        +---+|+
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		--   |  1       | 2 |    |  1      +---++    |  1      | 3 ||    |  1    +---+|+|
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		--   |          |   |    |         | 2 ||    |        +---++|    |      +---+|+ |
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		--   |          |   |    |         |   ||    |        | 2 | |    |      | 2 |+  |
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		--   +----------+---+    +---------+---++    +--------+---+-+    +------+---+---+
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		local mwfact
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		if cascade.tile.mwfact > 0 then
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			mwfact = cascade.tile.mwfact
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		else
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			mwfact = t.master_width_factor
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		end
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		-- Make slave windows overlap main window? Do this if ncol is 1.
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		local overlap_main
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		if cascade.tile.ncol > 0 then
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			overlap_main = cascade.tile.ncol
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		else
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			overlap_main = t.column_count
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		end
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		-- Minimum space for slave windows? See cascade.tile.lua.
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		local num_c
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		if cascade.tile.nmaster > 0 then
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			num_c = cascade.tile.nmaster
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		else
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			num_c = t.master_count
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		end
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		local how_many = (#cls - 1 >= num_c and (#cls - 1)) or num_c
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		local current_offset_x = cascade.tile.offset_x * (how_many - 1)
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		local current_offset_y = cascade.tile.offset_y * (how_many - 1)
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		if #cls <= 0 then
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			return
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		end
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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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		-- Rounding is necessary to prevent the rendered size of slavewid
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		-- from being 1 pixel off when the result is not an integer.
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		local mainwid = floor(wa.width * mwfact)
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		local slavewid = wa.width - mainwid
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		if overlap_main == 1 then
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			g.width = wa.width
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			-- The size of the main window may be reduced a little bit.
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			-- This allows you to see if there are any windows below the
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			-- main window.
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			-- This only makes sense, though, if the main window is
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			-- overlapping everything else.
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			g.width = g.width - cascade.tile.extra_padding
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		else
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			g.width = mainwid
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		end
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		g.height = wa.height
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		g.x = wa.x
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		g.y = wa.y
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		if g.width < 1 then
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			g.width = 1
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		end
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		if g.height < 1 then
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			g.height = 1
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		end
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		p.geometries[c] = g
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		-- Remaining clients stacked in slave column, new ones on top.
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		if #cls <= 1 then
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			return
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		end
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		for i = 2, #cls do
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			c = cls[i]
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			g = {}
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			g.width = slavewid - current_offset_x
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			g.height = wa.height - current_offset_y
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			g.x = wa.x + mainwid + (how_many - (i - 1)) * cascade.tile.offset_x
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			g.y = wa.y + (i - 2) * cascade.tile.offset_y
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			if g.width < 1 then
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				g.width = 1
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			end
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			if g.height < 1 then
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				g.height = 1
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			end
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			p.geometries[c] = g
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		end
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	end
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end
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function cascade.tile.arrange(p)
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	return do_cascade(p, true)
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end
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function cascade.arrange(p)
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	return do_cascade(p, false)
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end
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return cascade
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		||||
							
								
								
									
										290
									
								
								lib/lain/layout/centerwork.lua
									
									
									
									
									
										Normal file
									
								
							
							
						
						
									
										290
									
								
								lib/lain/layout/centerwork.lua
									
									
									
									
									
										Normal file
									
								
							@@ -0,0 +1,290 @@
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--[[
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		||||
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     Licensed under GNU General Public License v2
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      * (c) 2018,      Eugene Pakhomov
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      * (c) 2016,      Henrik Antonsson
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      * (c) 2015,      Joerg Jaspert
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      * (c) 2014,      projektile
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      * (c) 2013,      Luca CPZ
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      * (c) 2010-2012, Peter Hofmann
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--]]
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local floor = math.floor
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local max = math.max
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local mouse = mouse
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local mousegrabber = mousegrabber
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local screen = screen
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local centerwork = {
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	name = 'centerwork',
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	horizontal = { name = 'centerworkh' },
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}
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local function arrange(p, layout)
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	local t = p.tag or screen[p.screen].selected_tag
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	local wa = p.workarea
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	local cls = p.clients
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	if #cls == 0 then
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		return
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	end
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	local g = {}
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	-- Main column, fixed width and height
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	local mwfact = t.master_width_factor
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	local mainhei = floor(wa.height * mwfact)
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	local mainwid = floor(wa.width * mwfact)
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	local slavewid = wa.width - mainwid
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	local slaveLwid = floor(slavewid / 2)
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	local slaveRwid = slavewid - slaveLwid
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	local slavehei = wa.height - mainhei
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	local slaveThei = floor(slavehei / 2)
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	local slaveBhei = slavehei - slaveThei
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	local nbrFirstSlaves = floor(#cls / 2)
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	local nbrSecondSlaves = floor((#cls - 1) / 2)
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	local slaveFirstDim, slaveSecondDim = 0, 0
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	if layout.name == 'centerwork' then -- vertical
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		if nbrFirstSlaves > 0 then
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			slaveFirstDim = floor(wa.height / nbrFirstSlaves)
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		end
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		if nbrSecondSlaves > 0 then
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			slaveSecondDim = floor(wa.height / nbrSecondSlaves)
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		end
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		g.height = wa.height
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		g.width = mainwid
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		g.x = wa.x + slaveLwid
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		g.y = wa.y
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	else -- horizontal
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		if nbrFirstSlaves > 0 then
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			slaveFirstDim = floor(wa.width / nbrFirstSlaves)
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		end
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		if nbrSecondSlaves > 0 then
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			slaveSecondDim = floor(wa.width / nbrSecondSlaves)
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		end
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		g.height = mainhei
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		g.width = wa.width
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		g.x = wa.x
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		g.y = wa.y + slaveThei
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	end
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	g.width = max(g.width, 1)
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	g.height = max(g.height, 1)
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		||||
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	p.geometries[cls[1]] = g
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		||||
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		||||
	-- Auxiliary clients
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	if #cls <= 1 then
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		return
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		||||
	end
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	for i = 2, #cls do
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		g = {}
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		local idxChecker, dimToAssign
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		local rowIndex = floor(i / 2)
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		||||
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		if layout.name == 'centerwork' then
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			if i % 2 == 0 then -- left slave
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				g.x = wa.x
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				g.y = wa.y + (rowIndex - 1) * slaveFirstDim
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		||||
				g.width = slaveLwid
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				idxChecker, dimToAssign = nbrFirstSlaves, slaveFirstDim
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		||||
			else -- right slave
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				g.x = wa.x + slaveLwid + mainwid
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				g.y = wa.y + (rowIndex - 1) * slaveSecondDim
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		||||
				g.width = slaveRwid
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		||||
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		||||
				idxChecker, dimToAssign = nbrSecondSlaves, slaveSecondDim
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		||||
			end
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		||||
 | 
			
		||||
			-- if last slave in row, use remaining space for it
 | 
			
		||||
			if rowIndex == idxChecker then
 | 
			
		||||
				g.height = wa.y + wa.height - g.y
 | 
			
		||||
			else
 | 
			
		||||
				g.height = dimToAssign
 | 
			
		||||
			end
 | 
			
		||||
		else
 | 
			
		||||
			if i % 2 == 0 then -- top slave
 | 
			
		||||
				g.x = wa.x + (rowIndex - 1) * slaveFirstDim
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		||||
				g.y = wa.y
 | 
			
		||||
				g.height = slaveThei
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		||||
 | 
			
		||||
				idxChecker, dimToAssign = nbrFirstSlaves, slaveFirstDim
 | 
			
		||||
			else -- bottom slave
 | 
			
		||||
				g.x = wa.x + (rowIndex - 1) * slaveSecondDim
 | 
			
		||||
				g.y = wa.y + slaveThei + mainhei
 | 
			
		||||
				g.height = slaveBhei
 | 
			
		||||
 | 
			
		||||
				idxChecker, dimToAssign = nbrSecondSlaves, slaveSecondDim
 | 
			
		||||
			end
 | 
			
		||||
 | 
			
		||||
			-- if last slave in row, use remaining space for it
 | 
			
		||||
			if rowIndex == idxChecker then
 | 
			
		||||
				g.width = wa.x + wa.width - g.x
 | 
			
		||||
			else
 | 
			
		||||
				g.width = dimToAssign
 | 
			
		||||
			end
 | 
			
		||||
		end
 | 
			
		||||
 | 
			
		||||
		g.width = max(g.width, 1)
 | 
			
		||||
		g.height = max(g.height, 1)
 | 
			
		||||
 | 
			
		||||
		p.geometries[cls[i]] = g
 | 
			
		||||
	end
 | 
			
		||||
end
 | 
			
		||||
 | 
			
		||||
local function mouse_resize_handler(c, _, _, _, orientation)
 | 
			
		||||
	local wa = c.screen.workarea
 | 
			
		||||
	local mwfact = c.screen.selected_tag.master_width_factor
 | 
			
		||||
	local g = c:geometry()
 | 
			
		||||
	local offset = 0
 | 
			
		||||
	local cursor = 'cross'
 | 
			
		||||
 | 
			
		||||
	local corner_coords
 | 
			
		||||
 | 
			
		||||
	if orientation == 'vertical' then
 | 
			
		||||
		if g.height + 15 >= wa.height then
 | 
			
		||||
			offset = g.height * 0.5
 | 
			
		||||
			cursor = 'sb_h_double_arrow'
 | 
			
		||||
		elseif g.y + g.height + 15 <= wa.y + wa.height then
 | 
			
		||||
			offset = g.height
 | 
			
		||||
		end
 | 
			
		||||
		corner_coords = { x = wa.x + wa.width * (1 - mwfact) / 2, y = g.y + offset }
 | 
			
		||||
	else
 | 
			
		||||
		if g.width + 15 >= wa.width then
 | 
			
		||||
			offset = g.width * 0.5
 | 
			
		||||
			cursor = 'sb_v_double_arrow'
 | 
			
		||||
		elseif g.x + g.width + 15 <= wa.x + wa.width then
 | 
			
		||||
			offset = g.width
 | 
			
		||||
		end
 | 
			
		||||
		corner_coords = { y = wa.y + wa.height * (1 - mwfact) / 2, x = g.x + offset }
 | 
			
		||||
	end
 | 
			
		||||
 | 
			
		||||
	mouse.coords(corner_coords)
 | 
			
		||||
 | 
			
		||||
	local prev_coords = {}
 | 
			
		||||
 | 
			
		||||
	mousegrabber.run(function(m)
 | 
			
		||||
		if not c.valid then
 | 
			
		||||
			return false
 | 
			
		||||
		end
 | 
			
		||||
		for _, v in ipairs(m.buttons) do
 | 
			
		||||
			if v then
 | 
			
		||||
				prev_coords = { x = m.x, y = m.y }
 | 
			
		||||
				local new_mwfact
 | 
			
		||||
				if orientation == 'vertical' then
 | 
			
		||||
					new_mwfact = 1 - (m.x - wa.x) / wa.width * 2
 | 
			
		||||
				else
 | 
			
		||||
					new_mwfact = 1 - (m.y - wa.y) / wa.height * 2
 | 
			
		||||
				end
 | 
			
		||||
				c.screen.selected_tag.master_width_factor = math.min(math.max(new_mwfact, 0.01), 0.99)
 | 
			
		||||
				return true
 | 
			
		||||
			end
 | 
			
		||||
		end
 | 
			
		||||
		return prev_coords.x == m.x and prev_coords.y == m.y
 | 
			
		||||
	end, cursor)
 | 
			
		||||
end
 | 
			
		||||
 | 
			
		||||
function centerwork.arrange(p)
 | 
			
		||||
	return arrange(p, centerwork)
 | 
			
		||||
end
 | 
			
		||||
 | 
			
		||||
function centerwork.horizontal.arrange(p)
 | 
			
		||||
	return arrange(p, centerwork.horizontal)
 | 
			
		||||
end
 | 
			
		||||
 | 
			
		||||
function centerwork.mouse_resize_handler(c, corner, x, y)
 | 
			
		||||
	return mouse_resize_handler(c, corner, x, y, 'vertical')
 | 
			
		||||
end
 | 
			
		||||
 | 
			
		||||
function centerwork.horizontal.mouse_resize_handler(c, corner, x, y)
 | 
			
		||||
	return mouse_resize_handler(c, corner, x, y, 'horizontal')
 | 
			
		||||
end
 | 
			
		||||
 | 
			
		||||
--[[
 | 
			
		||||
Make focus.byidx and swap.byidx behave more consistently with other layouts.
 | 
			
		||||
--]]
 | 
			
		||||
 | 
			
		||||
local awful = require('awful')
 | 
			
		||||
local gears = require('gears')
 | 
			
		||||
local client = client
 | 
			
		||||
 | 
			
		||||
local function compare_position(a, b)
 | 
			
		||||
	if a.x == b.x then
 | 
			
		||||
		return a.y < b.y
 | 
			
		||||
	else
 | 
			
		||||
		return a.x < b.x
 | 
			
		||||
	end
 | 
			
		||||
end
 | 
			
		||||
 | 
			
		||||
local function clients_by_position()
 | 
			
		||||
	local this = client.focus
 | 
			
		||||
	if this then
 | 
			
		||||
		local sorted = {}
 | 
			
		||||
		for _, c in ipairs(client.focus.first_tag:clients()) do
 | 
			
		||||
			if not c.minimized then
 | 
			
		||||
				sorted[#sorted + 1] = c
 | 
			
		||||
			end
 | 
			
		||||
		end
 | 
			
		||||
		table.sort(sorted, compare_position)
 | 
			
		||||
 | 
			
		||||
		local idx = 0
 | 
			
		||||
		for i, that in ipairs(sorted) do
 | 
			
		||||
			if this.window == that.window then
 | 
			
		||||
				idx = i
 | 
			
		||||
			end
 | 
			
		||||
		end
 | 
			
		||||
 | 
			
		||||
		if idx > 0 then
 | 
			
		||||
			return { sorted = sorted, idx = idx }
 | 
			
		||||
		end
 | 
			
		||||
	end
 | 
			
		||||
	return {}
 | 
			
		||||
end
 | 
			
		||||
 | 
			
		||||
local function in_centerwork()
 | 
			
		||||
	return client.focus and client.focus.first_tag.layout.name == 'centerwork'
 | 
			
		||||
end
 | 
			
		||||
 | 
			
		||||
centerwork.focus = {}
 | 
			
		||||
 | 
			
		||||
--[[
 | 
			
		||||
Drop in replacements for awful.client.focus.byidx and awful.client.swap.byidx
 | 
			
		||||
that behaves consistently with other layouts.
 | 
			
		||||
--]]
 | 
			
		||||
 | 
			
		||||
function centerwork.focus.byidx(i)
 | 
			
		||||
	if in_centerwork() then
 | 
			
		||||
		local cls = clients_by_position()
 | 
			
		||||
		if cls.idx then
 | 
			
		||||
			local target = cls.sorted[gears.math.cycle(#cls.sorted, cls.idx + i)]
 | 
			
		||||
			awful.client.focus.byidx(0, target)
 | 
			
		||||
		end
 | 
			
		||||
	else
 | 
			
		||||
		awful.client.focus.byidx(i)
 | 
			
		||||
	end
 | 
			
		||||
end
 | 
			
		||||
 | 
			
		||||
centerwork.swap = {}
 | 
			
		||||
 | 
			
		||||
function centerwork.swap.byidx(i)
 | 
			
		||||
	if in_centerwork() then
 | 
			
		||||
		local cls = clients_by_position()
 | 
			
		||||
		if cls.idx then
 | 
			
		||||
			local target = cls.sorted[gears.math.cycle(#cls.sorted, cls.idx + i)]
 | 
			
		||||
			client.focus:swap(target)
 | 
			
		||||
		end
 | 
			
		||||
	else
 | 
			
		||||
		awful.client.swap.byidx(i)
 | 
			
		||||
	end
 | 
			
		||||
end
 | 
			
		||||
 | 
			
		||||
return centerwork
 | 
			
		||||
							
								
								
									
										19
									
								
								lib/lain/layout/init.lua
									
									
									
									
									
										Normal file
									
								
							
							
						
						
									
										19
									
								
								lib/lain/layout/init.lua
									
									
									
									
									
										Normal file
									
								
							@@ -0,0 +1,19 @@
 | 
			
		||||
--[[
 | 
			
		||||
 | 
			
		||||
     Lain
 | 
			
		||||
     Layouts, widgets and utilities for Awesome WM
 | 
			
		||||
 | 
			
		||||
     Layouts section
 | 
			
		||||
 | 
			
		||||
     Licensed under GNU General Public License v2
 | 
			
		||||
      * (c) 2013,      Luca CPZ
 | 
			
		||||
      * (c) 2010-2012, Peter Hofmann
 | 
			
		||||
 | 
			
		||||
--]]
 | 
			
		||||
 | 
			
		||||
local wrequire = require('lain.helpers').wrequire
 | 
			
		||||
local setmetatable = setmetatable
 | 
			
		||||
 | 
			
		||||
local layout = { _NAME = 'lain.layout' }
 | 
			
		||||
 | 
			
		||||
return setmetatable(layout, { __index = wrequire })
 | 
			
		||||
							
								
								
									
										312
									
								
								lib/lain/layout/termfair.lua
									
									
									
									
									
										Normal file
									
								
							
							
						
						
									
										312
									
								
								lib/lain/layout/termfair.lua
									
									
									
									
									
										Normal file
									
								
							@@ -0,0 +1,312 @@
 | 
			
		||||
--[[
 | 
			
		||||
 | 
			
		||||
     Licensed under GNU General Public License v2
 | 
			
		||||
      * (c) 2014,      projektile
 | 
			
		||||
      * (c) 2013,      Luca CPZ
 | 
			
		||||
      * (c) 2010,      Nicolas Estibals
 | 
			
		||||
      * (c) 2010-2012, Peter Hofmann
 | 
			
		||||
 | 
			
		||||
--]]
 | 
			
		||||
 | 
			
		||||
local math = math
 | 
			
		||||
local screen = screen
 | 
			
		||||
local tonumber = tonumber
 | 
			
		||||
 | 
			
		||||
local termfair = { name = 'termfair' }
 | 
			
		||||
termfair.center = { name = 'centerfair' }
 | 
			
		||||
termfair.stable = { name = 'stablefair' }
 | 
			
		||||
 | 
			
		||||
local function do_fair(p, orientation)
 | 
			
		||||
	local t = p.tag or screen[p.screen].selected_tag
 | 
			
		||||
	local wa = p.workarea
 | 
			
		||||
	local cls = p.clients
 | 
			
		||||
 | 
			
		||||
	if #cls == 0 then
 | 
			
		||||
		return
 | 
			
		||||
	end
 | 
			
		||||
 | 
			
		||||
	-- How many vertical columns? Read from nmaster on the tag.
 | 
			
		||||
	local num_x = tonumber(termfair.nmaster) or t.master_count
 | 
			
		||||
	local ncol = tonumber(termfair.ncol) or t.column_count
 | 
			
		||||
	if num_x <= 2 then
 | 
			
		||||
		num_x = 2
 | 
			
		||||
	end
 | 
			
		||||
	if ncol <= 1 then
 | 
			
		||||
		ncol = 1
 | 
			
		||||
	end
 | 
			
		||||
	local width = math.floor(wa.width / num_x)
 | 
			
		||||
 | 
			
		||||
	if orientation == 'west' then
 | 
			
		||||
		-- Layout with fixed number of vertical columns (read from nmaster).
 | 
			
		||||
		-- New windows align from left to right. When a row is full, a new
 | 
			
		||||
		-- one above it is created. Like this:
 | 
			
		||||
 | 
			
		||||
		--        (1)                (2)                (3)
 | 
			
		||||
		--   +---+---+---+      +---+---+---+      +---+---+---+
 | 
			
		||||
		--   |   |   |   |      |   |   |   |      |   |   |   |
 | 
			
		||||
		--   | 1 |   |   |  ->  | 1 | 2 |   |  ->  | 1 | 2 | 3 |  ->
 | 
			
		||||
		--   |   |   |   |      |   |   |   |      |   |   |   |
 | 
			
		||||
		--   +---+---+---+      +---+---+---+      +---+---+---+
 | 
			
		||||
 | 
			
		||||
		--        (4)                (5)                (6)
 | 
			
		||||
		--   +---+---+---+      +---+---+---+      +---+---+---+
 | 
			
		||||
		--   | 1 |   |   |      | 1 | 2 |   |      | 1 | 2 | 3 |
 | 
			
		||||
		--   +---+---+---+  ->  +---+---+---+  ->  +---+---+---+
 | 
			
		||||
		--   | 2 | 3 | 4 |      | 3 | 4 | 5 |      | 4 | 5 | 6 |
 | 
			
		||||
		--   +---+---+---+      +---+---+---+      +---+---+---+
 | 
			
		||||
 | 
			
		||||
		local num_y = math.max(math.ceil(#cls / num_x), ncol)
 | 
			
		||||
		local height = math.floor(wa.height / num_y)
 | 
			
		||||
		local cur_num_x = num_x
 | 
			
		||||
		local at_x = 0
 | 
			
		||||
		local at_y = 0
 | 
			
		||||
 | 
			
		||||
		local remaining_clients = #cls
 | 
			
		||||
 | 
			
		||||
		-- We start the first row. Left-align by limiting the number of
 | 
			
		||||
		-- available slots.
 | 
			
		||||
		if remaining_clients < num_x then
 | 
			
		||||
			cur_num_x = remaining_clients
 | 
			
		||||
		end
 | 
			
		||||
 | 
			
		||||
		-- Iterate in reversed order.
 | 
			
		||||
		for i = #cls, 1, -1 do
 | 
			
		||||
			-- Get x and y position.
 | 
			
		||||
			local c = cls[i]
 | 
			
		||||
			local this_x = cur_num_x - at_x - 1
 | 
			
		||||
			local this_y = num_y - at_y - 1
 | 
			
		||||
 | 
			
		||||
			-- Calculate geometry.
 | 
			
		||||
			local g = {}
 | 
			
		||||
			if this_x == (num_x - 1) then
 | 
			
		||||
				g.width = wa.width - (num_x - 1) * width
 | 
			
		||||
			else
 | 
			
		||||
				g.width = width
 | 
			
		||||
			end
 | 
			
		||||
 | 
			
		||||
			if this_y == (num_y - 1) then
 | 
			
		||||
				g.height = wa.height - (num_y - 1) * height
 | 
			
		||||
			else
 | 
			
		||||
				g.height = height
 | 
			
		||||
			end
 | 
			
		||||
 | 
			
		||||
			g.x = wa.x + this_x * width
 | 
			
		||||
			g.y = wa.y + this_y * height
 | 
			
		||||
 | 
			
		||||
			if g.width < 1 then
 | 
			
		||||
				g.width = 1
 | 
			
		||||
			end
 | 
			
		||||
			if g.height < 1 then
 | 
			
		||||
				g.height = 1
 | 
			
		||||
			end
 | 
			
		||||
 | 
			
		||||
			p.geometries[c] = g
 | 
			
		||||
 | 
			
		||||
			remaining_clients = remaining_clients - 1
 | 
			
		||||
 | 
			
		||||
			-- Next grid position.
 | 
			
		||||
			at_x = at_x + 1
 | 
			
		||||
			if at_x == num_x then
 | 
			
		||||
				-- Row full, create a new one above it.
 | 
			
		||||
				at_x = 0
 | 
			
		||||
				at_y = at_y + 1
 | 
			
		||||
 | 
			
		||||
				-- We start a new row. Left-align.
 | 
			
		||||
				if remaining_clients < num_x then
 | 
			
		||||
					cur_num_x = remaining_clients
 | 
			
		||||
				end
 | 
			
		||||
			end
 | 
			
		||||
		end
 | 
			
		||||
	elseif orientation == 'stable' then
 | 
			
		||||
		-- Layout with fixed number of vertical columns (read from nmaster).
 | 
			
		||||
		-- New windows align from left to right. When a row is full, a new
 | 
			
		||||
		-- one below it is created. Like this:
 | 
			
		||||
 | 
			
		||||
		--        (1)                (2)                (3)
 | 
			
		||||
		--   +---+---+---+      +---+---+---+      +---+---+---+
 | 
			
		||||
		--   |   |   |   |      |   |   |   |      |   |   |   |
 | 
			
		||||
		--   | 1 |   |   |  ->  | 1 | 2 |   |  ->  | 1 | 2 | 3 |  ->
 | 
			
		||||
		--   |   |   |   |      |   |   |   |      |   |   |   |
 | 
			
		||||
		--   +---+---+---+      +---+---+---+      +---+---+---+
 | 
			
		||||
 | 
			
		||||
		--        (4)                (5)                (6)
 | 
			
		||||
		--   +---+---+---+      +---+---+---+      +---+---+---+
 | 
			
		||||
		--   | 1 | 2 | 3 |      | 1 | 2 | 3 |      | 1 | 2 | 3 |
 | 
			
		||||
		--   +---+---+---+      +---+---+---+      +---+---+---+
 | 
			
		||||
		--   | 4 |   |   |      | 4 | 5 |   |      | 4 | 5 | 6 |
 | 
			
		||||
		--   +---+---+---+  ->  +---+---+---+  ->  +---+---+---+
 | 
			
		||||
 | 
			
		||||
		local num_y = math.max(math.ceil(#cls / num_x), ncol)
 | 
			
		||||
		local height = math.floor(wa.height / num_y)
 | 
			
		||||
 | 
			
		||||
		for i = #cls, 1, -1 do
 | 
			
		||||
			-- Get x and y position.
 | 
			
		||||
			local c = cls[i]
 | 
			
		||||
			local this_x = (i - 1) % num_x
 | 
			
		||||
			local this_y = math.floor((i - this_x - 1) / num_x)
 | 
			
		||||
 | 
			
		||||
			-- Calculate geometry.
 | 
			
		||||
			local g = {}
 | 
			
		||||
			if this_x == (num_x - 1) then
 | 
			
		||||
				g.width = wa.width - (num_x - 1) * width
 | 
			
		||||
			else
 | 
			
		||||
				g.width = width
 | 
			
		||||
			end
 | 
			
		||||
 | 
			
		||||
			if this_y == (num_y - 1) then
 | 
			
		||||
				g.height = wa.height - (num_y - 1) * height
 | 
			
		||||
			else
 | 
			
		||||
				g.height = height
 | 
			
		||||
			end
 | 
			
		||||
 | 
			
		||||
			g.x = wa.x + this_x * width
 | 
			
		||||
			g.y = wa.y + this_y * height
 | 
			
		||||
 | 
			
		||||
			if g.width < 1 then
 | 
			
		||||
				g.width = 1
 | 
			
		||||
			end
 | 
			
		||||
			if g.height < 1 then
 | 
			
		||||
				g.height = 1
 | 
			
		||||
			end
 | 
			
		||||
 | 
			
		||||
			p.geometries[c] = g
 | 
			
		||||
		end
 | 
			
		||||
	elseif orientation == 'center' then
 | 
			
		||||
		-- Layout with fixed number of vertical columns (read from nmaster).
 | 
			
		||||
		-- Cols are centerded until there is nmaster columns, then windows
 | 
			
		||||
		-- are stacked in the slave columns, with at most ncol clients per
 | 
			
		||||
		-- column if possible.
 | 
			
		||||
 | 
			
		||||
		-- with nmaster=3 and ncol=1 you'll have
 | 
			
		||||
		--        (1)                (2)                (3)
 | 
			
		||||
		--   +---+---+---+      +-+---+---+-+      +---+---+---+
 | 
			
		||||
		--   |   |   |   |      | |   |   | |      |   |   |   |
 | 
			
		||||
		--   |   | 1 |   |  ->  | | 1 | 2 | | ->   | 1 | 2 | 3 |  ->
 | 
			
		||||
		--   |   |   |   |      | |   |   | |      |   |   |   |
 | 
			
		||||
		--   +---+---+---+      +-+---+---+-+      +---+---+---+
 | 
			
		||||
 | 
			
		||||
		--        (4)                (5)
 | 
			
		||||
		--   +---+---+---+      +---+---+---+
 | 
			
		||||
		--   |   |   | 3 |      |   | 2 | 4 |
 | 
			
		||||
		--   + 1 + 2 +---+  ->  + 1 +---+---+
 | 
			
		||||
		--   |   |   | 4 |      |   | 3 | 5 |
 | 
			
		||||
		--   +---+---+---+      +---+---+---+
 | 
			
		||||
 | 
			
		||||
		if #cls < num_x then
 | 
			
		||||
			-- Less clients than the number of columns, let's center it!
 | 
			
		||||
			local offset_x = wa.x + (wa.width - #cls * width) / 2
 | 
			
		||||
			for i = 1, #cls do
 | 
			
		||||
				local g = { y = wa.y }
 | 
			
		||||
				g.width = width
 | 
			
		||||
				g.height = wa.height
 | 
			
		||||
				if g.width < 1 then
 | 
			
		||||
					g.width = 1
 | 
			
		||||
				end
 | 
			
		||||
				if g.height < 1 then
 | 
			
		||||
					g.height = 1
 | 
			
		||||
				end
 | 
			
		||||
				g.x = offset_x + (i - 1) * width
 | 
			
		||||
				p.geometries[cls[i]] = g
 | 
			
		||||
			end
 | 
			
		||||
		else
 | 
			
		||||
			-- More clients than the number of columns, let's arrange it!
 | 
			
		||||
			-- Master client deserves a special treatement
 | 
			
		||||
			local g = {}
 | 
			
		||||
			g.width = wa.width - (num_x - 1) * width
 | 
			
		||||
			g.height = wa.height
 | 
			
		||||
			if g.width < 1 then
 | 
			
		||||
				g.width = 1
 | 
			
		||||
			end
 | 
			
		||||
			if g.height < 1 then
 | 
			
		||||
				g.height = 1
 | 
			
		||||
			end
 | 
			
		||||
			g.x = wa.x
 | 
			
		||||
			g.y = wa.y
 | 
			
		||||
			p.geometries[cls[1]] = g
 | 
			
		||||
 | 
			
		||||
			-- Treat the other clients
 | 
			
		||||
 | 
			
		||||
			-- Compute distribution of clients among columns
 | 
			
		||||
			local num_y = {}
 | 
			
		||||
			local remaining_clients = #cls - 1
 | 
			
		||||
			local ncol_min = math.ceil(remaining_clients / (num_x - 1))
 | 
			
		||||
 | 
			
		||||
			if ncol >= ncol_min then
 | 
			
		||||
				for i = (num_x - 1), 1, -1 do
 | 
			
		||||
					if (remaining_clients - i + 1) < ncol then
 | 
			
		||||
						num_y[i] = remaining_clients - i + 1
 | 
			
		||||
					else
 | 
			
		||||
						num_y[i] = ncol
 | 
			
		||||
					end
 | 
			
		||||
					remaining_clients = remaining_clients - num_y[i]
 | 
			
		||||
				end
 | 
			
		||||
			else
 | 
			
		||||
				local rem = remaining_clients % (num_x - 1)
 | 
			
		||||
				if rem == 0 then
 | 
			
		||||
					for i = 1, num_x - 1 do
 | 
			
		||||
						num_y[i] = ncol_min
 | 
			
		||||
					end
 | 
			
		||||
				else
 | 
			
		||||
					for i = 1, num_x - 1 do
 | 
			
		||||
						num_y[i] = ncol_min - 1
 | 
			
		||||
					end
 | 
			
		||||
					for i = 0, rem - 1 do
 | 
			
		||||
						num_y[num_x - 1 - i] = num_y[num_x - 1 - i] + 1
 | 
			
		||||
					end
 | 
			
		||||
				end
 | 
			
		||||
			end
 | 
			
		||||
 | 
			
		||||
			-- Compute geometry of the other clients
 | 
			
		||||
			local nclient = 2 -- we start with the 2nd client
 | 
			
		||||
			local wx = g.x + g.width
 | 
			
		||||
			for i = 1, (num_x - 1) do
 | 
			
		||||
				local height = math.floor(wa.height / num_y[i])
 | 
			
		||||
				local wy = wa.y
 | 
			
		||||
				for _ = 0, (num_y[i] - 2) do
 | 
			
		||||
					g = {}
 | 
			
		||||
					g.x = wx
 | 
			
		||||
					g.y = wy
 | 
			
		||||
					g.height = height
 | 
			
		||||
					g.width = width
 | 
			
		||||
					if g.width < 1 then
 | 
			
		||||
						g.width = 1
 | 
			
		||||
					end
 | 
			
		||||
					if g.height < 1 then
 | 
			
		||||
						g.height = 1
 | 
			
		||||
					end
 | 
			
		||||
					p.geometries[cls[nclient]] = g
 | 
			
		||||
					nclient = nclient + 1
 | 
			
		||||
					wy = wy + height
 | 
			
		||||
				end
 | 
			
		||||
				g = {}
 | 
			
		||||
				g.x = wx
 | 
			
		||||
				g.y = wy
 | 
			
		||||
				g.height = wa.height - (num_y[i] - 1) * height
 | 
			
		||||
				g.width = width
 | 
			
		||||
				if g.width < 1 then
 | 
			
		||||
					g.width = 1
 | 
			
		||||
				end
 | 
			
		||||
				if g.height < 1 then
 | 
			
		||||
					g.height = 1
 | 
			
		||||
				end
 | 
			
		||||
				p.geometries[cls[nclient]] = g
 | 
			
		||||
				nclient = nclient + 1
 | 
			
		||||
				wx = wx + width
 | 
			
		||||
			end
 | 
			
		||||
		end
 | 
			
		||||
	end
 | 
			
		||||
end
 | 
			
		||||
 | 
			
		||||
function termfair.center.arrange(p)
 | 
			
		||||
	return do_fair(p, 'center')
 | 
			
		||||
end
 | 
			
		||||
 | 
			
		||||
function termfair.stable.arrange(p)
 | 
			
		||||
	return do_fair(p, 'stable')
 | 
			
		||||
end
 | 
			
		||||
 | 
			
		||||
function termfair.arrange(p)
 | 
			
		||||
	return do_fair(p, 'west')
 | 
			
		||||
end
 | 
			
		||||
 | 
			
		||||
return termfair
 | 
			
		||||
		Reference in New Issue
	
	Block a user