121 lines
3.5 KiB
Lua
121 lines
3.5 KiB
Lua
---------------------------------------------------------------------------
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--- Display the current client layout (`awful.layout`) icon or name.
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--
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-- @DOC_awful_widget_layoutbox_default_EXAMPLE@
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--
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-- @author Julien Danjou <julien@danjou.info>
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-- @copyright 2009 Julien Danjou
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-- @widgetmod awful.widget.layoutbox
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-- @supermodule wibox.layout.fixed
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---------------------------------------------------------------------------
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local setmetatable = setmetatable
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local capi = { screen = screen, tag = tag }
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local layout = require("awful.layout")
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local tooltip = require("awful.tooltip")
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local beautiful = require("beautiful")
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local wibox = require("wibox")
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local surface = require("gears.surface")
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local gdebug = require("gears.debug")
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local gtable = require("gears.table")
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local function get_screen(s)
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return s and capi.screen[s]
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end
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local layoutbox = { mt = {} }
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local boxes = nil
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local function update(w, screen)
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screen = get_screen(screen)
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local name = layout.getname(layout.get(screen))
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w._layoutbox_tooltip:set_text(name or "[no name]")
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local img = surface.load_silently(beautiful["layout_" .. name], false)
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w.imagebox.image = img
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w.textbox.text = img and "" or name
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end
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local function update_from_tag(t)
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local screen = get_screen(t.screen)
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local w = boxes[screen]
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if w then
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update(w, screen)
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end
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end
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--- Create a layoutbox widget. It draws a picture with the current layout
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-- symbol of the current tag.
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-- @constructorfct awful.widget.layoutbox
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-- @tparam table args The arguments.
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-- @tparam screen args.screen The screen number that the layout will be represented for.
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-- @tparam table args.buttons The `awful.button`s for this layoutbox.
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-- @return The layoutbox.
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function layoutbox.new(args)
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args = args or {}
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local screen = args.screen
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if type(args) == "number" or type(args) == "screen" or args.fake_remove then
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screen, args = args, {}
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gdebug.deprecate(
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"Use awful.widget.layoutbox{screen=s} instead of awful.widget.layoutbox(screen)",
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{deprecated_in=5}
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)
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end
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assert(type(args) == "table")
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screen = get_screen(screen or 1)
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-- Do we already have the update callbacks registered?
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if boxes == nil then
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boxes = setmetatable({}, { __mode = "kv" })
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capi.tag.connect_signal("property::selected", update_from_tag)
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capi.tag.connect_signal("property::layout", update_from_tag)
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capi.tag.connect_signal("property::screen", function()
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for s, w in pairs(boxes) do
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if s.valid then
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update(w, s)
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end
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end
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end)
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layoutbox.boxes = boxes
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end
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-- Do we already have a layoutbox for this screen?
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local w = boxes[screen]
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if not w then
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w = wibox.widget {
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{
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id = "imagebox",
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widget = wibox.widget.imagebox
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},
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{
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id = "textbox",
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widget = wibox.widget.textbox
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},
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layout = wibox.layout.fixed.horizontal
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}
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w._layoutbox_tooltip = tooltip {objects = {w}, delay_show = 1}
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-- Apply the buttons, visible, forced_width and so on
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gtable.crush(w, args)
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update(w, screen)
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boxes[screen] = w
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end
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return w
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end
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function layoutbox.mt:__call(...)
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return layoutbox.new(...)
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end
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return setmetatable(layoutbox, layoutbox.mt)
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-- vim: filetype=lua:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:textwidth=80
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