telak: remove

Signed-off-by: Julien Danjou <julien@danjou.info>
This commit is contained in:
Julien Danjou 2009-09-08 11:04:43 +02:00
parent 3617c4d43e
commit 17226e5a61
1 changed files with 0 additions and 78 deletions

View File

@ -1,78 +0,0 @@
----------------------------------------------------------------------------
-- @author Julien Danjou &lt;julien@danjou.info&gt;
-- @copyright 2008 Julien Danjou
-- @release @AWESOME_VERSION@
----------------------------------------------------------------------------
-- Grab environment
local os = os
local io = io
local http = require("socket.http")
local ltn12 = require("ltn12")
local setmetatable = setmetatable
local util = require("awful.util")
local capi =
{
timer = timer,
wibox = wibox,
widget = widget,
image = image
}
--- Display a remote image on your root window, and update it once in a while.
module("telak")
local data = setmetatable({}, { __mode = 'k' })
-- Update a telak wibox.
-- @param w The wibox to update.
local function update(w)
local tmp = os.tmpname()
http.request{url = data[w].image, sink = ltn12.sink.file(io.open(tmp, "w"))}
local img = capi.image(tmp)
if img then
w:geometry({ width = img.width, height = img.height })
w.widgets.image = img
else
w.visible = false
end
os.remove(tmp)
end
--- Create a new telak wibox. This will be automagically update to show a
-- local or remote image.
-- @param args A table with arguments: image is the local or remote image.
-- Timer can be specified to set the time in seconds between two update.
-- Default is 300 seconds.
-- @return The wibox. You need to attach it to a screen and to set its
-- coordinates as you want.
local function new(args)
if not args or not args.image then return end
-- Create wibox
local w = capi.wibox{}
data[w] = { image = args.image }
local wimg = capi.widget({ type = "imagebox" })
w.widgets = wimg
data[w].timer = capi.timer { timeout = args.timer or 300 }
data[w].timer:add_signal("timeout", function update(w) end)
data[w].timer:start()
update(w)
return w
end
--- Delete a telak wibox.
-- @param w The wibox.
function delete(w)
if data[w] then
data[w].timer:stop()
data[w] = nil
end
end
setmetatable(_M, { __call = function(_, ...) return new(...) end })
-- vim: filetype=lua:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=80