108 lines
3.0 KiB
Lua
108 lines
3.0 KiB
Lua
---------------------------------------------------------------------------
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-- @author Julien Danjou <julien@danjou.info>
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-- @copyright 2008 Julien Danjou
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-- @release @AWESOME_VERSION@
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---------------------------------------------------------------------------
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-- Grab environment we need
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local ipairs = ipairs
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local math = math
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local tag = require("awful.tag")
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local capi =
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{
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client = client,
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screen = screen
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}
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local client = require("awful.client")
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--- Magnifier layout module for awful
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-- awful.layout.suit.magnifier
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local magnifier = {}
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function magnifier.arrange(p)
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-- Fullscreen?
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local area = p.workarea
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local cls = p.clients
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local focus = capi.client.focus
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local mwfact = tag.getmwfact(tag.selected(p.screen))
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local fidx
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-- Check that the focused window is on the right screen
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if focus and focus.screen ~= p.screen then focus = nil end
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if not focus and #cls > 0 then
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focus = cls[1]
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fidx = 1
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end
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-- If focused window is not tiled, take the first one which is tiled.
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if client.floating.get(focus) then
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focus = cls[1]
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fidx = 1
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end
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-- Abort if no clients are present
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if not focus then return end
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local geometry = {}
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if #cls > 1 then
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geometry.width = area.width * math.sqrt(mwfact)
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geometry.height = area.height * math.sqrt(mwfact)
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geometry.x = area.x + (area.width - geometry.width) / 2
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geometry.y = area.y + (area.height - geometry.height) /2
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else
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geometry.x = area.x
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geometry.y = area.y
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geometry.width = area.width
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geometry.height = area.height
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end
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local g = {
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x = geometry.x,
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y = geometry.y,
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width = geometry.width - focus.border_width * 2,
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height = geometry.height - focus.border_width * 2
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}
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focus:geometry(g)
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if #cls > 1 then
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geometry.x = area.x
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geometry.y = area.y
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geometry.height = area.height / (#cls - 1)
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geometry.width = area.width
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-- We don't know the focus window index. Try to find it.
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if not fidx then
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for k, c in ipairs(cls) do
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if c == focus then
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fidx = k
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break
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end
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end
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end
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-- First move clients that are before focused client.
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for k = fidx + 1, #cls do
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cls[k]:geometry(geometry)
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geometry.y = geometry.y + geometry.height
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end
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-- Then move clients that are after focused client.
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-- So the next focused window will be the one at the top of the screen.
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for k = 1, fidx - 1 do
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local g = {
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x = geometry.x,
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y = geometry.y,
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width = geometry.width - cls[k].border_width * 2,
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height = geometry.height - cls[k].border_width * 2
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}
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cls[k]:geometry(g)
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geometry.y = geometry.y + geometry.height
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end
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end
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end
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magnifier.name = "magnifier"
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return magnifier
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