249 lines
10 KiB
Lua
249 lines
10 KiB
Lua
---------------------------------------------------------------------------
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-- @author Julien Danjou <julien@danjou.info>
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-- @copyright 2008-2009 Julien Danjou
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-- @release @AWESOME_VERSION@
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---------------------------------------------------------------------------
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-- Grab environment we need
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local capi = { screen = screen,
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client = client }
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local ipairs = ipairs
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local setmetatable = setmetatable
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local table = table
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local common = require("awful.widget.common")
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local beautiful = require("beautiful")
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local client = require("awful.client")
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local util = require("awful.util")
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local tag = require("awful.tag")
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local flex = require("wibox.layout.flex")
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--- Tasklist widget module for awful
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-- awful.widget.tasklist
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local tasklist = { mt = {} }
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-- Public structures
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tasklist.filter = {}
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local function tasklist_label(c, args)
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if not args then args = {} end
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local theme = beautiful.get()
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local fg_normal = args.fg_normal or theme.tasklist_fg_normal or theme.fg_normal
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local bg_normal = args.bg_normal or theme.tasklist_bg_normal or theme.bg_normal
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local fg_focus = args.fg_focus or theme.tasklist_fg_focus or theme.fg_focus
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local bg_focus = args.bg_focus or theme.tasklist_bg_focus or theme.bg_focus
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local fg_urgent = args.fg_urgent or theme.tasklist_fg_urgent or theme.fg_urgent
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local bg_urgent = args.bg_urgent or theme.tasklist_bg_urgent or theme.bg_urgent
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local fg_minimize = args.fg_minimize or theme.tasklist_fg_minimize or theme.fg_minimize
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local bg_minimize = args.bg_minimize or theme.tasklist_bg_minimize or theme.bg_minimize
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local bg_image_normal = args.bg_image_normal or theme.bg_image_normal
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local bg_image_focus = args.bg_image_focus or theme.bg_image_focus
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local bg_image_urgent = args.bg_image_urgent or theme.bg_image_urgent
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local bg_image_minimize = args.bg_image_minimize or theme.bg_image_minimize
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local tasklist_disable_icon = args.tasklist_disable_icon or theme.tasklist_disable_icon or false
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local font = args.font or theme.tasklist_font or theme.font or ""
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local bg = nil
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local text = "<span font_desc='"..font.."'>"
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local name = ""
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local bg_image = nil
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-- symbol to use to indicate certain client properties
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local sticky = args.sticky or theme.tasklist_sticky or "▪"
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local ontop = args.ontop or theme.tasklist_ontop or '⌃'
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local floating = args.floating or theme.tasklist_floating or '✈'
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local maximized_horizontal = args.maximized_horizontal or theme.tasklist_maximized_horizontal or '⬌'
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local maximized_vertical = args.maximized_vertical or theme.tasklist_maximized_vertical or '⬍'
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if not theme.tasklist_plain_task_name then
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if c.sticky then name = name .. sticky end
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if c.ontop then name = name .. ontop end
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if client.floating.get(c) then name = name .. floating end
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if c.maximized_horizontal then name = name .. maximized_horizontal end
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if c.maximized_vertical then name = name .. maximized_vertical end
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end
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if c.minimized then
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name = name .. (util.escape(c.icon_name) or util.escape(c.name) or util.escape("<untitled>"))
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else
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name = name .. (util.escape(c.name) or util.escape("<untitled>"))
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end
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if capi.client.focus == c then
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bg = bg_focus
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bg_image = bg_image_focus
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if fg_focus then
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text = text .. "<span color='"..util.color_strip_alpha(fg_focus).."'>"..name.."</span>"
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else
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text = text .. "<span color='"..util.color_strip_alpha(fg_normal).."'>"..name.."</span>"
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end
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elseif c.urgent and fg_urgent then
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bg = bg_urgent
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text = text .. "<span color='"..util.color_strip_alpha(fg_urgent).."'>"..name.."</span>"
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bg_image = bg_image_urgent
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elseif c.minimized and fg_minimize and bg_minimize then
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bg = bg_minimize
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text = text .. "<span color='"..util.color_strip_alpha(fg_minimize).."'>"..name.."</span>"
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bg_image = bg_image_minimize
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else
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bg = bg_normal
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text = text .. "<span color='"..util.color_strip_alpha(fg_normal).."'>"..name.."</span>"
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bg_image = bg_image_normal
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end
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text = text .. "</span>"
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return text, bg, bg_image, not tasklist_disable_icon and c.icon or nil
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end
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local function tasklist_update(s, w, buttons, filter, data, style, update_function)
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local clients = {}
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for k, c in ipairs(capi.client.get()) do
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if not (c.skip_taskbar or c.hidden
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or c.type == "splash" or c.type == "dock" or c.type == "desktop")
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and filter(c, s) then
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table.insert(clients, c)
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end
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end
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local function label(c) return tasklist_label(c, style) end
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update_function(w, buttons, label, data, clients)
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end
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--- Create a new tasklist widget. The last two arguments (update_function
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-- and base_widget) serve to customize the layout of the tasklist (eg. to
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-- make it vertical). For that, you will need to copy the
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-- awful.widget.common.list_update function, make your changes to it
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-- and pass it as update_function here. Also change the base_widget if the
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-- default is not what you want.
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-- @param screen The screen to draw tasklist for.
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-- @param filter Filter function to define what clients will be listed.
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-- @param buttons A table with buttons binding to set.
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-- @param style The style overrides default theme.
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-- @param update_function Optional function to create a tag widget on each
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-- update. @see awful.widget.common.
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-- @param base_widget Optional container widget for tag widgets. Default
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-- is wibox.layout.flex.horizontal().
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-- bg_normal The background color for unfocused client.
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-- fg_normal The foreground color for unfocused client.
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-- bg_focus The background color for focused client.
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-- fg_focus The foreground color for focused client.
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-- bg_urgent The background color for urgent clients.
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-- fg_urgent The foreground color for urgent clients.
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-- bg_minimize The background color for minimized clients.
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-- fg_minimize The foreground color for minimized clients.
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-- floating Symbol to use for floating clients.
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-- ontop Symbol to use for ontop clients.
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-- maximized_horizontal Symbol to use for clients that have been horizontally maximized.
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-- maximized_vertical Symbol to use for clients that have been vertically maximized.
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-- font The font.
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function tasklist.new(screen, filter, buttons, style, update_function, base_widget)
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local uf = update_function or common.list_update
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local w = base_widget or flex.horizontal()
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local data = setmetatable({}, { __mode = 'k' })
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local u = function () tasklist_update(screen, w, buttons, filter, data, style, uf) end
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tag.attached_connect_signal(screen, "property::selected", u)
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tag.attached_connect_signal(screen, "property::activated", u)
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capi.client.connect_signal("property::urgent", u)
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capi.client.connect_signal("property::sticky", u)
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capi.client.connect_signal("property::ontop", u)
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capi.client.connect_signal("property::floating", u)
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capi.client.connect_signal("property::maximized_horizontal", u)
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capi.client.connect_signal("property::maximized_vertical", u)
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capi.client.connect_signal("property::minimized", u)
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capi.client.connect_signal("property::name", u)
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capi.client.connect_signal("property::icon_name", u)
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capi.client.connect_signal("property::icon", u)
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capi.client.connect_signal("property::skip_taskbar", u)
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capi.client.connect_signal("property::screen", u)
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capi.client.connect_signal("property::hidden", u)
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capi.client.connect_signal("tagged", u)
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capi.client.connect_signal("untagged", u)
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capi.client.connect_signal("unmanage", u)
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capi.client.connect_signal("list", u)
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capi.client.connect_signal("focus", u)
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capi.client.connect_signal("unfocus", u)
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u()
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return w
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end
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--- Filtering function to include all clients.
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-- @param c The client.
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-- @param screen The screen we are drawing on.
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-- @return true
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function tasklist.filter.allscreen(c, screen)
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return true
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end
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--- Filtering function to include the clients from all tags on the screen.
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-- @param c The client.
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-- @param screen The screen we are drawing on.
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-- @return true if c is on screen, false otherwise
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function tasklist.filter.alltags(c, screen)
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-- Only print client on the same screen as this widget
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return c.screen == screen
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end
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--- Filtering function to include only the clients from currently selected tags.
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-- @param c The client.
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-- @param screen The screen we are drawing on.
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-- @return true if c is in a selected tag on screen, false otherwise
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function tasklist.filter.currenttags(c, screen)
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-- Only print client on the same screen as this widget
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if c.screen ~= screen then return false end
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-- Include sticky client too
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if c.sticky then return true end
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local tags = tag.gettags(screen)
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for k, t in ipairs(tags) do
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if t.selected then
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local ctags = c:tags()
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for _, v in ipairs(ctags) do
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if v == t then
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return true
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end
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end
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end
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end
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return false
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end
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--- Filtering function to include only the minimized clients from currently selected tags.
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-- @param c The client.
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-- @param screen The screen we are drawing on.
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-- @return true if c is in a selected tag on screen and is minimized, false otherwise
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function tasklist.filter.minimizedcurrenttags(c, screen)
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-- Only print client on the same screen as this widget
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if c.screen ~= screen then return false end
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-- Check client is minimized
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if not c.minimized then return false end
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-- Include sticky client
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if c.sticky then return true end
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local tags = tag.gettags(screen)
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for k, t in ipairs(tags) do
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-- Select only minimized clients
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if t.selected then
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local ctags = c:tags()
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for _, v in ipairs(ctags) do
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if v == t then
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return true
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end
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end
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end
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end
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return false
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end
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--- Filtering function to include only the currently focused client.
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-- @param c The client.
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-- @param screen The screen we are drawing on.
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-- @return true if c is focused on screen, false otherwise
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function tasklist.filter.focused(c, screen)
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-- Only print client on the same screen as this widget
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return c.screen == screen and capi.client.focus == c
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end
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function tasklist.mt:__call(...)
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return tasklist.new(...)
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end
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return setmetatable(tasklist, tasklist.mt)
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-- vim: filetype=lua:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:textwidth=80
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