radical/impl/tasklist/init.lua

248 lines
7.3 KiB
Lua

---------------------------------------------------------------------------
-- @author Emmanuel Lepage Vallee <elv1313@gmail.com>
-- @copyright 2014 Emmanuel Lepage Vallee
-- @release devel
-- @note Based on the original tasklist.lua
-- @license GPLv2+ because of copy paste from the old tasklist.lua
---------------------------------------------------------------------------
local capi = {client = client}
local rawset = rawset
local radical = require( "radical" )
local tag = require( "awful.tag" )
local beautiful = require( "beautiful" )
local client = require( "awful.client" )
local wibox = require( "wibox" )
local client_menu = require("radical.impl.tasklist.client_menu")
local sticky,urgent,instances,module = {},{},{},{}
-- Default button implementation
module.buttons = {
[1] = function (c)
if c == capi.client.focus then
c.minimized = true
else
-- Without this, the following
-- :isvisible() makes no sense
c.minimized = false
if not c:isvisible() then
tag.viewonly(c:tags()[1])
end
-- This will also un-minimize
-- the client, if needed
capi.client.focus = c
c:raise()
end
end,
[3] = function(c)
client_menu.client = c
local menu = client_menu()
menu.visible = not menu.visible
end,
[4] = function ()
client.focus.byidx(1)
if client.focus then client.focus:raise() end
end,
[5] = function ()
client.focus.byidx(-1)
if capi.client.focus then client.focus:raise() end
end
}
local function sticky_callback(c)
local val = c.sticky
sticky[c] = val and true or nil
for k,v in ipairs(instances) do
if val then
v.menu:append(v.cache[c])
else
v.menu:remove(v.cache[c])
end
end
end
local function urgent_callback(c)
local val = c.urgent
urgent[c] = val and true or nil
end
local function unmanage_callback(c)
sticky[c] = nil
urgent[c] = nil
for k,v in ipairs(instances) do
v.menu:remove(v.cache[c])
v.cache[c] = nil
end
end
-- Reload <float> <ontop> and <sticky> labels
local function reload_underlay(c)
local cache = instances[c.screen].cache
local udl,item = {},cache[c]
if item then
if c.ontop then
udl[#udl+1] = "ontop"
end
if client.floating.get(c) then
udl[#udl+1] = "float"
end
if c.sticky then
udl[#udl+1] = "sticky"
end
item.underlay = udl
item.widget:emit_signal("widget::updated")
end
end
-- Reload title and icon
local function reload_content(c,b,a)
local cache = instances[c.screen].cache
local item = cache[c]
if item then
item.text = c.name
item.icon = c.icon
end
end
local function create_client_item(c,screen)
local cache = instances[screen].cache
local menu = instances[screen].menu
-- If it already exist, don't waste time creating a copy
if cache[c] then
return menu:append(cache[c])
end
-- Too bad, let's create a new one
local item = menu:add_item{text=c.name,icon=c.icon}
item.client = c
cache[c] = item
return item
end
local function add_client(c,screen)
if not (c.skip_taskbar or c.hidden or c.type == "splash" or c.type == "dock" or c.type == "desktop") and c.screen == screen then
local ret = create_client_item(c,screen)
reload_underlay(c)
if c.focus == c then
ret.selected = true
end
end
end
-- Unselect the old focussed client
local function unfocus(c)
local cache = instances[c.screen].cache
local item = cache[c]
if item and item.selected then
item.selected = false
end
end
-- Select the newly focussed client
local function focus(c)
local cache = instances[c.screen].cache
local item = cache[c]
if item then
item.selected = true
end
end
local function new(screen)
local cache,menu = setmetatable({}, { __mode = 'k' }),radical.flexbar {
select_on=radical.base.event.NEVER,
fg = beautiful.fg_normal,
bg_focus = beautiful.taglist_bg_image_selected2 or beautiful.bg_focus,
bg_hover = beautiful.menu_bg_focus,
disable_markup = true,
overlay = function(data,item,cd,w,h)
-- print("foo!")
end,
icon_transformation = beautiful.tasklist_icon_transformation
}
-- Clear the menu and repopulate it
local function load_clients(t)
if not t then return end
if t.selected and tag.getscreen(t) == screen then
menu:clear()
for k, c in ipairs(t:clients()) do
if not c.sticky then
add_client(c,screen)
end
end
for c,_ in pairs(sticky) do
add_client(c,screen)
end
end
end
-- Add and remove clients from the tasklist
local function tagged(c,t)
if t.selected and not c.sticky and tag.getscreen(t) == screen then
add_client(c,screen)
end
end
local function untagged(c,t)
local item = cache[c]
if t.selected and tag.getscreen(t) == screen then
menu:remove(item)
end
end
-- Connect to a bunch of signals
tag.attached_connect_signal(screen, "property::selected" , load_clients)
tag.attached_connect_signal(screen, "property::activated", load_clients)
capi.client.connect_signal("tagged" , tagged )
capi.client.connect_signal("untagged" , untagged )
instances[screen] = {menu = menu, cache = cache }
load_clients(tag.selected(screen))
-- Try to make awesome think radical.bar is a real widget
-- Use "menu._internal.layout" directly in :add to avoid
-- the proxy overhead, for now it doesn't event work on 3.5.2
-- rawset(menu,"fit",function(self,...)
-- return menu._internal.layout.fit(menu._internal.layout,...)
-- end)
-- rawset(menu,"draw",function(self,...)
-- return menu._internal.layout.draw(menu._internal.layout,...)
-- end)
-- rawset(menu,"add_signal",function(self,...)
-- return menu._internal.layout.add_signal(menu._internal.layout,...)
-- end)
-- rawset(menu,"disconnect_signal",function(a,...)
-- return menu._internal.layout.disconnect_signal(menu._internal.layout,...)
-- end)
-- rawset(menu,"connect_signal",function(a,...)
-- return menu._internal.layout.disconnect_signal(menu._internal.layout,...)
-- end)
-- rawset(menu,"emit_signal",function(a,...)
-- return menu._internal.layout.emit_signal(menu._internal.layout,...)
-- end)
menu:connect_signal("button::press",function(menu,item,button_id,mod)
if module.buttons and module.buttons[button_id] then
module.buttons[button_id](item.client,menu,item,button_id,mod)
end
end)
return menu,menu._internal.layout
end
-- Global callbacks
capi.client.connect_signal("property::sticky" , sticky_callback )
capi.client.connect_signal("property::urgent" , urgent_callback )
capi.client.connect_signal("unmanage" , unmanage_callback )
capi.client.connect_signal("focus" , focus )
capi.client.connect_signal("unfocus" , unfocus )
capi.client.connect_signal("property::sticky" , reload_underlay )
capi.client.connect_signal("property::ontop" , reload_underlay )
capi.client.connect_signal("property::floating", reload_underlay )
capi.client.connect_signal("property::name" , reload_content )
capi.client.connect_signal("property::icon" , reload_content )
return setmetatable(module, { __call = function(_, ...) return new(...) end })
-- kate: space-indent on; indent-width 2; replace-tabs on;