---------------------------------------------------------------------------
-- @author Julien Danjou <julien@danjou.info>
-- @copyright 2008-2009 Julien Danjou
-- @release @AWESOME_VERSION@
---------------------------------------------------------------------------

local setmetatable = setmetatable
local type = type
local button = require("awful.button")
local imagebox = require("wibox.widget.imagebox")
local surface = require("gears.surface")
local cairo = require("lgi").cairo
local capi = { mouse = mouse }

module("awful.widget.button")

--- Create a button widget. When clicked, the image is deplaced to make it like
-- a real button.
-- @param args Widget arguments. "image" is the image to display.
-- @return A textbox widget configured as a button.
function new(args)
    if not args or not args.image then return end
    local img_release = surface.load(args.image)
    local img_press = cairo.ImageSurface(cairo.Format.ARGB32, img_release.width, img_release.height)
    local cr = cairo.Context(img_press)
    cr:set_source_surface(img_release, 2, 2)
    cr:paint()

    local w = imagebox()
    w:set_image(img_release)
    w:buttons(button({}, 1, function () w:set_image(img_press) end, function () w:set_image(img_release) end))
    return w
end

setmetatable(_M, { __call = function(_, ...) return new(...) end })

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