X-Git-Url: https://git.madduck.net/etc/awesome.git/blobdiff_plain/00a2951166f61cbbfe1d6e042fe0e53427c001cd..09c0a3f27b6c0b61a55e7875b9a967e98cd3daf8:/util/init.lua diff --git a/util/init.lua b/util/init.lua index a44d52c..c62f0da 100644 --- a/util/init.lua +++ b/util/init.lua @@ -1,23 +1,22 @@ --[[ - - Lain - Layouts, widgets and utilities for Awesome WM - - Utilities section - - Licensed under GNU General Public License v2 - * (c) 2013, Luke Bonham - * (c) 2010-2012, Peter Hofmann - + + Lain + Layouts, widgets and utilities for Awesome WM + + Utilities section + + Licensed under GNU General Public License v2 + * (c) 2013, Luke Bonham + * (c) 2010-2012, Peter Hofmann + --]] local awful = require("awful") local beautiful = require("beautiful") local math = { sqrt = math.sqrt } -local mouse = mouse local pairs = pairs -local string = string +local string = { gsub = string.gsub } local client = client local screen = screen local tonumber = tonumber @@ -29,29 +28,23 @@ local setmetatable = setmetatable -- lain.util local util = { _NAME = "lain.util" } --- Like awful.menu.clients, but only show clients of currently selected --- tags. +-- Like awful.menu.clients, but only show clients of currently selected tags function util.menu_clients_current_tags(menu, args) -- List of currently selected tags. - local cls_tags = awful.tag.selectedlist(mouse.screen) + local cls_tags = awful.screen.focused().selected_tags + + if cls_tags == nil then return nil end -- Final list of menu items. local cls_t = {} - if cls_tags == nil - then - return nil - end - -- For each selected tag get all clients of that tag and add them to -- the menu. A click on a menu item will raise that client. - for i = 1,#cls_tags - do - local t = cls_tags[i] + for i = 1,#cls_tags do + local t = cls_tags[i] local cls = t:clients() - for k, c in pairs(cls) - do + for k, c in pairs(cls) do cls_t[#cls_t + 1] = { awful.util.escape(c.name) or "", function () c.minimized = false @@ -63,112 +56,118 @@ function util.menu_clients_current_tags(menu, args) end -- No clients? Then quit. - if #cls_t <= 0 - then - return nil - end + if #cls_t <= 0 then return nil end -- menu may contain some predefined values, otherwise start with a -- fresh menu. - if not menu - then - menu = {} - end + if not menu then menu = {} end -- Set the list of items and show the menu. menu.items = cls_t - local m = awful.menu.new(menu) + local m = awful.menu(menu) m:show(args) + return m end --- Magnify a client: Set it to "float" and resize it. +-- Magnify a client: set it to "float" and resize it. function util.magnify_client(c) - awful.client.floating.set(c, true) - - local mg = screen[mouse.screen].geometry - local tag = awful.tag.selected(mouse.screen) - local mwfact = awful.tag.getmwfact(tag) - local g = {} - g.width = math.sqrt(mwfact) * mg.width - g.height = math.sqrt(mwfact) * mg.height - g.x = mg.x + (mg.width - g.width) / 2 - g.y = mg.y + (mg.height - g.height) / 2 - c:geometry(g) -end - --- Read the nice value of pid from /proc. -local function get_nice_value(pid) - local n = first_line('/proc/' .. pid .. '/stat') - if n == nil - then - -- This should not happen. But I don't want to crash, either. - return 0 - end - - -- Remove pid and tcomm. This is necessary because tcomm may contain - -- nasty stuff such as whitespace or additional parentheses... - n = string.gsub(n, '.*%) ', '') - - -- Field number 17 now is the nice value. - fields = split(n, ' ') - return tonumber(fields[17]) -end - --- To be used as a signal handler for "focus" --- This requires beautiful.border_focus{,_highprio,_lowprio}. -function util.niceborder_focus(c) - local n = get_nice_value(c.pid) - if n == 0 - then - c.border_color = beautiful.border_focus - elseif n < 0 - then - c.border_color = beautiful.border_focus_highprio + if c and not c.floating then + util.mc(c) + util.magnified_client = c else - c.border_color = beautiful.border_focus_lowprio + c.floating = false + util.magnified_client = nil end end --- To be used as a signal handler for "unfocus" --- This requires beautiful.border_normal{,_highprio,_lowprio}. -function util.niceborder_unfocus(c) - local n = get_nice_value(c.pid) - if n == 0 - then - c.border_color = beautiful.border_normal - elseif n < 0 - then - c.border_color = beautiful.border_normal_highprio - else - c.border_color = beautiful.border_normal_lowprio - end +-- https://github.com/copycat-killer/lain/issues/195 +function util.mc(c) + c = c or util.magnified_client + if not c then return end + + c.floating = true + local s = awful.screen.focused() + local mg = s.geometry + local mwfact = beautiful.master_width_factor or 0.5 + local g = {} + g.width = math.sqrt(mwfact) * mg.width + g.height = math.sqrt(mwfact) * mg.height + g.x = mg.x + (mg.width - g.width) / 2 + g.y = mg.y + (mg.height - g.height) / 2 + + if c then c:geometry(g) end -- if c is still a valid object end -- Non-empty tag browsing -- direction in {-1, 1} <-> {previous, next} non-empty tag function util.tag_view_nonempty(direction, sc) - local s = sc or mouse.screen or 1 - local scr = screen[s] + local s = sc or awful.screen.focused() - for i = 1, #tags[s] do - awful.tag.viewidx(direction,s) - if #awful.client.visible(s) > 0 then + for i = 1, #s.tags do + awful.tag.viewidx(direction, s) + if #s.clients > 0 then return end end end --- Dynamically rename the current tag you have focused. -function util.prompt_rename_tag(mypromptbox) - local tag = awful.tag.selected(mouse.screen) - awful.prompt.run({prompt="Rename tag: "}, mypromptbox[mouse.screen].widget, - function(text) - if text:len() > 0 then - tag.name = text - tag:emit_signal("property::name") +-- {{{ Dynamic tagging + +-- Add a new tag +function util.add_tag() + awful.prompt.run { + prompt = "New tag name: ", + textbox = awful.screen.focused().mypromptbox.widget, + exe_callback = function(name) + if not name or #name == 0 then return end + awful.tag.add(name, { screen = awful.screen.focused() }):view_only() end - end) + } +end + +-- Rename current tag +function util.rename_tag() + awful.prompt.run { + prompt = "Rename tag: ", + textbox = awful.screen.focused().mypromptbox.widget, + exe_callback = function(new_name) + if not new_name or #new_name == 0 then return end + local t = awful.screen.focused().selected_tag + if t then + t.name = new_name + end + end + } +end + +-- Move current tag +-- pos in {-1, 1} <-> {previous, next} tag position +function util.move_tag(pos) + local tag = awful.screen.focused().selected_tag + local idx = awful.tag.getidx(tag) + if tonumber(pos) <= -1 then + awful.tag.move(idx - 1, tag) + else + awful.tag.move(idx + 1, tag) + end +end + +-- Delete current tag +-- Any rule set on the tag shall be broken +function util.delete_tag() + local t = awful.screen.focused().selected_tag + if not t then return end + t:delete() +end + +-- }}} + +-- On the fly useless gaps change +function util.useless_gaps_resize(thatmuch) + beautiful.useless_gap = beautiful.useless_gap or 0 + beautiful.useless_gap = tonumber(beautiful.useless_gap) + thatmuch + awful.layout.arrange(awful.screen.focused()) end return setmetatable(util, { __index = wrequire })