awesome/lib/naughty/widget/title.lua

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----------------------------------------------------------------------------
--- A notification title.
--
-- This widget is a specialized `wibox.widget.textbox` with the following extra
-- features:
--
-- * Honor the `beautiful` notification variables.
-- * React to the `naughty.notification` object title changes.
--
--@DOC_wibox_nwidget_title_simple_EXAMPLE@
--
-- @author Emmanuel Lepage Vallee <elv1313@gmail.com>
-- @copyright 2017 Emmanuel Lepage Vallee
-- @widgetmod naughty.widget.title
-- @see wibox.widget.textbox
----------------------------------------------------------------------------
local textbox = require("wibox.widget.textbox")
local gtable = require("gears.table")
local beautiful = require("beautiful")
local title = {}
local function markup(notif, wdg)
local ret = "<b>"..(notif.title or "").."</b>"
local fg = notif.fg or beautiful.notification_fg
wdg:set_font(notif.font or beautiful.notification_font)
if fg then
ret = "<span color='" .. fg .. "'>" .. ret .. "</span>"
end
return ret
end
--- The attached notification.
-- @property notification
-- @tparam naughty.notification notification
function title:set_notification(notif)
if self._private.notification == notif then return end
if self._private.notification then
self._private.notification:disconnect_signal("poperty::message",
self._private.title_changed_callback)
self._private.notification:disconnect_signal("poperty::fg",
self._private.title_changed_callback)
end
self:set_markup(markup(notif, self))
self._private.notification = notif
self._private.title_changed_callback()
notif:connect_signal("poperty::title", self._private.title_changed_callback)
notif:connect_signal("poperty::fg" , self._private.title_changed_callback)
end
--- Create a new naughty.widget.title.
-- @tparam table args
-- @tparam naughty.notification args.notification The notification.
-- @constructorfct naughty.widget.title
local function new(args)
args = args or {}
local tb = textbox()
tb:set_wrap("word")
tb:set_font(beautiful.notification_font)
gtable.crush(tb, title, true)
function tb._private.title_changed_callback()
tb:set_markup(markup(tb._private.notification, tb))
end
if args.notification then
tb:set_notification(args.notification)
end
return tb
end
--@DOC_widget_COMMON@
--@DOC_object_COMMON@
return setmetatable(title, {__call = function(_, ...) return new(...) end})