431 lines
10 KiB
Lua
431 lines
10 KiB
Lua
-----------------------------------------------
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-- awful: AWesome Function very UsefuL --
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-- Common useful awesome functions --
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-- --
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-- © 2008 Julien Danjou <julien@danjou.info> --
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-----------------------------------------------
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-- We usually are required as 'awful'
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-- But that can be changed.
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local P = {} -- package
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if _REQUIREDNAME == nil then
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awful = P
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else
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_G[_REQUIREDNAME] = P
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end
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-- Grab environment we need
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local ipairs = ipairs
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local pairs = pairs
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local awesome = awesome
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local screen = screen
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local client = client
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local tag = tag
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local mouse = mouse
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local os = os
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local table = table
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local hooks = hooks
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local keygrabber = keygrabber
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local print = print
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local table = table
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-- Reset env
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setfenv(1, P)
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-- Function to the good value in table, cycling
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local function array_boundandcycle(t, i)
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if i > #t then
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i = 1
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elseif i < 1 then
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i = #t
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end
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return i
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end
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-- Function to get a client by its relative index:
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-- set i to 1 to get next, -1 to get previous.
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local function client_next(i)
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-- Get all visible clients
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local cls = client.visible_get(mouse.screen_get())
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-- Get currently focused client
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local sel = client.focus_get()
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if not sel then return end
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-- Loop upon each client
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for idx, c in ipairs(cls) do
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if c == sel then
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return cls[array_boundandcycle(cls, idx + i)]
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end
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end
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end
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-- Focus a client by its relative index.
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local function client_focus(i)
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local c = client_next(i)
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if c then
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c:focus_set()
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end
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end
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-- Swap a client by its relative index.
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local function client_swap(i)
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local c = client_next(i)
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local sel = client.focus_get()
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if c and sel then
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sel:swap(c)
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end
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end
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-- Move/resize a client relativ to current coordinates.
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local function client_moveresize(x, y, w, h)
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local sel = client.focus_get()
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local coords = sel:coords_get()
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coords['x'] = coords['x'] + x
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coords['y'] = coords['y'] + y
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coords['width'] = coords['width'] + w
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coords['height'] = coords['height'] + h
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sel:coords_set(coords)
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end
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local function screen_focus(i)
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local sel = client.focus_get()
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local s
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if sel then
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s = sel:screen_get()
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else
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s = mouse.screen_get()
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end
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local count = screen.count()
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s = s + i
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if s < 1 then
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s = count
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elseif s > count then
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s = 1
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end
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screen.focus(s)
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-- Move the mouse on the screen
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local screen_coords = screen.coords_get(s)
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mouse.coords_set(screen_coords['x'], screen_coords['y'])
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end
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-- Return a table with all visible tags
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local function tag_selectedlist(s)
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local idx = 1
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local screen = s or mouse.screen_get()
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local tags = tag.get(screen)
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local vtags = {}
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for i, t in ipairs(tags) do
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if t:isselected() then
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vtags[idx] = t
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idx = idx + 1
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end
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end
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return vtags
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end
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-- Return only the first element of all visible tags,
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-- so that's the first visible tags.
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local function tag_selected(s)
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return tag_selectedlist(s)[1]
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end
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-- Set master width factor
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local function tag_setmwfact(i)
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local t = tag_selected()
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if t then
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t:mwfact_set(i)
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end
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end
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-- Increase master width factor
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local function tag_incmwfact(i)
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local t = tag_selected()
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if t then
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t:mwfact_set(t:mwfact_get() + i)
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end
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end
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-- Set number of master windows
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local function tag_setnmaster(i)
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local t = tag_selected()
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if t then
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t:nmaster_set(i)
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end
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end
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-- Increase number of master windows
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local function tag_incnmaster(i)
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local t = tag_selected()
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if t then
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t:nmaster_set(t:nmaster_get() + i)
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end
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end
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-- Set number of column windows
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local function tag_setncol(i)
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local t = tag_selected()
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if t then
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t:ncol_set(i)
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end
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end
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-- Increase number of column windows
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local function tag_incncol(i)
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local t = tag_selected()
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if t then
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t:ncol_set(t:ncol_get() + i)
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end
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end
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-- View no tag
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local function tag_viewnone()
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local tags = tag.get(mouse.screen_get())
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for i, t in ipairs(tags) do
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t:view(false)
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end
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end
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local function tag_viewidx(r)
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local tags = tag.get(mouse.screen_get())
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local sel = tag_selected()
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tag_viewnone()
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for i, t in ipairs(tags) do
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if t == sel then
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tags[array_boundandcycle(tags, i + r)]:view(true)
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end
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end
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end
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-- View next tag
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local function tag_viewnext()
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return tag_viewidx(1)
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end
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-- View previous tag
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local function tag_viewprev()
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return tag_viewidx(-1)
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end
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local function tag_viewonly(t)
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tag_viewnone()
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t:view(true)
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end
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local function tag_viewmore(tags)
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tag_viewnone()
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for i, t in ipairs(tags) do
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t:view(true)
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end
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end
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local function client_movetotag(target, c)
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local sel = c or client.focus_get();
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local tags = tag.get(mouse.screen_get())
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for i, t in ipairs(tags) do
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sel:tag(t, false)
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end
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sel:tag(target, true)
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end
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local function client_toggletag(target, c)
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local sel = c or client.focus_get();
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local toggle = false
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-- Count how many tags has the client
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-- an only toggle tag if the client has at least one tag other than target
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for k, v in ipairs(tag.get(sel:screen_get())) do
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if target ~= v and sel:istagged(v) then
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toggle = true
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break
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end
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end
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if toggle and sel then
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sel:tag(target, not sel:istagged(target))
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end
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end
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local function client_togglefloating(c)
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local sel = c or client.focus_get();
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if sel then
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sel:floating_set(not sel:floating_get())
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end
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end
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-- Move a client to a screen. Default is next screen, cycling.
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local function client_movetoscreen(c, s)
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local sel = c or client.focus_get();
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if sel then
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local sc = screen.count()
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if not s then
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s = sel:screen_get() + 1
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end
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if s > sc then s = 1 elseif s < 1 then s = sc end
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sel:screen_set(s)
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end
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end
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local function layout_get(screen)
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local t = tag_selected(screen)
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if t then
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return t:layout_get()
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end
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end
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-- Function to change the layout of the current tag.
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-- layouts = table of layouts (define in .awesomerc.lua)
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-- i = relative index
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local function layout_inc(layouts, i)
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local t = tag_selected()
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local number_of_layouts = 0
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local rev_layouts = {}
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for i, v in ipairs(layouts) do
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rev_layouts[v] = i
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number_of_layouts = number_of_layouts + 1
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end
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if t then
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local cur_layout = layout_get()
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local new_layout_index = (rev_layouts[cur_layout] + i) % number_of_layouts
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if new_layout_index == 0 then
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new_layout_index = number_of_layouts
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end
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t:layout_set(layouts[new_layout_index])
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end
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end
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-- function to set the layout of the current tag by name.
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local function layout_set(layout)
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local t = tag_selected()
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if t then
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t:layout_set(layout)
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end
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end
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-- Hook functions, wrappers around awesome's hooks. functions so we
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-- can easily add multiple functions per hook.
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P.hooks = {}
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P.myhooks = {}
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for name, hook in pairs(hooks) do
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if name ~= 'timer' then
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P.hooks[name] = function (f)
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if P.myhooks[name] == nil then
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P.myhooks[name] = {}
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hooks[name](function (...)
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for i,o in pairs(P.myhooks[name]) do
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P.myhooks[name][i]['callback'](...)
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end
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end)
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end
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table.insert(P.myhooks[name], {callback = f})
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end
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else
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P.hooks[name] = function (time, f, runnow)
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if P.myhooks[name] == nil then
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P.myhooks[name] = {}
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hooks[name](1, function (...)
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for i,o in pairs(P.myhooks[name]) do
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if P.myhooks[name][i]['counter'] >= P.myhooks[name][i]['timer'] then
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P.myhooks[name][i]['counter'] = 1
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P.myhooks[name][i]['callback'](...)
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else
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P.myhooks[name][i]['counter'] = P.myhooks[name][i]['counter']+1
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end
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end
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end)
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end
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if runnow then
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table.insert(P.myhooks[name], {callback = f, timer = time, counter = time})
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else
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table.insert(P.myhooks[name], {callback = f, timer = time, counter = 0})
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end
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end
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end
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end
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local function spawn(cmd)
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return os.execute(cmd .. "&")
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end
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local function menu(p, textbox, exe_callback)
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local command = ""
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local prompt = p or ""
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textbox:set("text", prompt)
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keygrabber.run(
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function (mod, key)
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if key == "Return" then
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exe_callback(command)
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textbox:set("text", "")
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return false
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elseif key == "Escape" then
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textbox:set("text", "")
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return false
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elseif key == "BackSpace" then
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command = command:sub(1, #command - 1)
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textbox:set("text", p .. command)
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else
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command = command .. key
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textbox:set("text", p .. command)
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end
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return true
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end)
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end
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local function escape(text)
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text = text:gsub("&", "&")
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text = text:gsub("<", "<")
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text = text:gsub(">", ">")
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text = text:gsub("\\", "'")
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text = text:gsub("\"", """)
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return text
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end
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-- Export tags function
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P.tag =
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{
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viewnone = tag_viewnone;
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viewprev = tag_viewprev;
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viewnext = tag_viewnext;
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viewonly = tag_viewonly;
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viewmore = tag_viewmore;
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setmwfact = tag_setmwfact;
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incmwfact = tag_incmwfact;
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setncol = tag_setncol;
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incncol = tag_incncol;
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setnmaster = tag_setnmaster;
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incnmaster = tag_incnmaster;
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selected = tag_selected;
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selectedlist = tag_selectedlist;
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}
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P.client =
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{
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next = client_next;
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focus = client_focus;
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swap = client_swap;
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movetotag = client_movetotag;
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toggletag = client_toggletag;
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togglefloating = client_togglefloating;
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moveresize = client_moveresize;
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movetoscreen = client_movetoscreen;
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}
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P.screen =
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{
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focus = screen_focus;
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}
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P.layout =
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{
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get = layout_get;
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set = layout_set;
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inc = layout_inc;
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}
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P.spawn = spawn
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P.menu = menu
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P.escape = escape
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return P
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