awesome/lib/awful/widget/tasklist.lua.in

182 lines
6.9 KiB
Lua

---------------------------------------------------------------------------
-- @author Julien Danjou <julien@danjou.info>
-- @copyright 2008-2009 Julien Danjou
-- @release @AWESOME_VERSION@
---------------------------------------------------------------------------
-- Grab environment we need
local capi = { screen = screen,
image = image,
client = client }
local otable = require("otable")
local ipairs = ipairs
local table = table
local hooks = require("awful.hooks")
local common = require("awful.widget.common")
local beautiful = require("beautiful")
local client = require("awful.client")
local util = require("awful.util")
--- Tasklist widget module for awful
module("awful.widget.tasklist")
-- Public structures
label = {}
local function tasklist_update(w, buttons, label, data, widgets)
local clients = capi.client.get()
local shownclients = {}
for k, c in ipairs(clients) do
if not (c.skip_taskbar or c.hide
or c.type == "splash" or c.type == "dock" or c.type == "desktop") then
table.insert(shownclients, c)
end
end
clients = shownclients
common.list_update(w, buttons, label, data, widgets, clients)
end
--- Create a new tasklist widget.
-- @param label Label function to use.
-- @param buttons A table with buttons binding to set.
function new(label, buttons)
local w = {}
local widgets = { }
widgets.imagebox = { align = "flex" }
widgets.textbox = { align = "flex",
margin = { left = 2,
right = 2 },
bg_resize = true,
bg_align = "right"
}
local data = otable()
local u = function () tasklist_update(w, buttons, label, data, widgets) end
hooks.arrange.register(u)
hooks.clients.register(u)
hooks.tagged.register(u)
hooks.focus.register(u)
hooks.unfocus.register(u)
hooks.property.register(function (c, prop)
if prop == "urgent"
or prop == "floating"
or prop == "maximized_horizontal"
or prop == "maximized_vertical"
or prop == "icon"
or prop == "name"
or prop == "icon_name" then
u()
end
end)
u()
-- Free data on unmanage
hooks.unmanage.register(function (c) data[c] = nil end)
return w
end
local function widget_tasklist_label_common(c, args)
if not args then args = {} end
local theme = beautiful.get()
local fg_focus = args.fg_focus or theme.tasklist_fg_focus or theme.fg_focus
local bg_focus = args.bg_focus or theme.tasklist_bg_focus or theme.bg_focus
local fg_urgent = args.fg_urgent or theme.tasklist_fg_urgent or theme.fg_urgent
local bg_urgent = args.bg_urgent or theme.tasklist_bg_urgent or theme.bg_urgent
local fg_minimize = args.fg_minimize or theme.tasklist_fg_minimize or theme.fg_minimize
local bg_minimize = args.bg_minimize or theme.tasklist_bg_minimize or theme.bg_minimize
local floating_icon = args.floating_icon or theme.tasklist_floating_icon
local font = args.font or theme.tasklist_font or theme.font or ""
local bg = nil
local text = "<span font_desc='"..font.."'>"
local name
local status_image
if client.floating.get(c) and floating_icon then
status_image = capi.image(floating_icon)
end
if c.minimized then
name = util.escape(c.icon_name) or util.escape("<untitled>")
else
name = util.escape(c.name) or util.escape("<untitled>")
end
if capi.client.focus == c then
bg = bg_focus
if fg_focus then
text = text .. "<span color='"..util.color_strip_alpha(fg_focus).."'>"..name.."</span>"
else
text = text .. name
end
elseif c.urgent and fg_urgent then
bg = bg_urgent
text = text .. "<span color='"..util.color_strip_alpha(fg_urgent).."'>"..name.."</span>"
elseif c.minimized and fg_minimize and bg_minimize then
bg = bg_minimize
text = text .. "<span color='"..util.color_strip_alpha(fg_minimize).."'>"..name.."</span>"
else
text = text .. name
end
text = text .. "</span>"
return text, bg, status_image, c.icon
end
--- Return labels for a tasklist widget with clients from all tags and screen.
-- It returns the client name and set a special
-- foreground and background color for focused client.
-- It also puts a special icon for floating windows.
-- @param c The client.
-- @param screen The screen we are drawing on.
-- @param args The arguments table.
-- bg_focus The background color for focused client.
-- fg_focus The foreground color for focused client.
-- bg_urgent The background color for urgent clients.
-- fg_urgent The foreground color for urgent clients.
-- @return A string to print, a background color and a status image.
function label.allscreen(c, screen, args)
return widget_tasklist_label_common(c, args)
end
--- Return labels for a tasklist widget with clients from all tags.
-- It returns the client name and set a special
-- foreground and background color for focused client.
-- It also puts a special icon for floating windows.
-- @param c The client.
-- @param screen The screen we are drawing on.
-- @param args The arguments table.
-- bg_focus The background color for focused client.
-- fg_focus The foreground color for focused client.
-- bg_urgent The background color for urgent clients.
-- fg_urgent The foreground color for urgent clients.
-- @return A string to print, a background color and a status image.
function label.alltags(c, screen, args)
-- Only print client on the same screen as this widget
if c.screen ~= screen then return end
return widget_tasklist_label_common(c, args)
end
--- Return labels for a tasklist widget with clients from currently selected tags.
-- It returns the client name and set a special
-- foreground and background color for focused client.
-- It also puts a special icon for floating windows.
-- @param c The client.
-- @param screen The screen we are drawing on.
-- @param args The arguments table.
-- bg_focus The background color for focused client.
-- fg_focus The foreground color for focused client.
-- bg_urgent The background color for urgent clients.
-- fg_urgent The foreground color for urgent clients.
-- @return A string to print, a background color and a status image.
function label.currenttags(c, screen, args)
-- Only print client on the same screen as this widget
if c.screen ~= screen then return end
for k, t in ipairs(capi.screen[screen]:tags()) do
if t.selected then
local ctags = c:tags()
for _, v in ipairs(ctags) do
if v == t then
return widget_tasklist_label_common(c, args)
end
end
end
end
end
-- vim: filetype=lua:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=80