diff options
Diffstat (limited to 'awesome/lib/awful/widget/keyboardlayout.lua')
| -rw-r--r-- | awesome/lib/awful/widget/keyboardlayout.lua | 308 |
1 files changed, 0 insertions, 308 deletions
diff --git a/awesome/lib/awful/widget/keyboardlayout.lua b/awesome/lib/awful/widget/keyboardlayout.lua deleted file mode 100644 index 4f79a81..0000000 --- a/awesome/lib/awful/widget/keyboardlayout.lua +++ /dev/null @@ -1,308 +0,0 @@ ---------------------------------------------------------------------------- --- @author Aleksey Fedotov <lexa@cfotr.com> --- @copyright 2015 Aleksey Fedotov --- @classmod wibox.widget.keyboardlayout ---------------------------------------------------------------------------- - -local capi = {awesome = awesome} -local setmetatable = setmetatable -local textbox = require("wibox.widget.textbox") -local button = require("awful.button") -local util = require("awful.util") -local widget_base = require("wibox.widget.base") -local gdebug = require("gears.debug") - ---- Keyboard Layout widget. --- awful.widget.keyboardlayout -local keyboardlayout = { mt = {} } - --- As to the country-code-like symbols below, refer to the names of XKB's --- data files in /.../xkb/symbols/*. -keyboardlayout.xkeyboard_country_code = { - ["ad"] = true, -- Andorra - ["af"] = true, -- Afganistan - ["al"] = true, -- Albania - ["am"] = true, -- Armenia - ["ara"] = true, -- Arabic - ["at"] = true, -- Austria - ["az"] = true, -- Azerbaijan - ["ba"] = true, -- Bosnia and Herzegovina - ["bd"] = true, -- Bangladesh - ["be"] = true, -- Belgium - ["bg"] = true, -- Bulgaria - ["br"] = true, -- Brazil - ["bt"] = true, -- Bhutan - ["bw"] = true, -- Botswana - ["by"] = true, -- Belarus - ["ca"] = true, -- Canada - ["cd"] = true, -- Congo - ["ch"] = true, -- Switzerland - ["cm"] = true, -- Cameroon - ["cn"] = true, -- China - ["cz"] = true, -- Czechia - ["de"] = true, -- Germany - ["dk"] = true, -- Denmark - ["ee"] = true, -- Estonia - ["epo"] = true, -- Esperanto - ["es"] = true, -- Spain - ["et"] = true, -- Ethiopia - ["fi"] = true, -- Finland - ["fo"] = true, -- Faroe Islands - ["fr"] = true, -- France - ["gb"] = true, -- United Kingdom - ["ge"] = true, -- Georgia - ["gh"] = true, -- Ghana - ["gn"] = true, -- Guinea - ["gr"] = true, -- Greece - ["hr"] = true, -- Croatia - ["hu"] = true, -- Hungary - ["ie"] = true, -- Ireland - ["il"] = true, -- Israel - ["in"] = true, -- India - ["iq"] = true, -- Iraq - ["ir"] = true, -- Iran - ["is"] = true, -- Iceland - ["it"] = true, -- Italy - ["jp"] = true, -- Japan - ["ke"] = true, -- Kenya - ["kg"] = true, -- Kyrgyzstan - ["kh"] = true, -- Cambodia - ["kr"] = true, -- Korea - ["kz"] = true, -- Kazakhstan - ["la"] = true, -- Laos - ["latam"] = true, -- Latin America - ["latin"] = true, -- Latin - ["lk"] = true, -- Sri Lanka - ["lt"] = true, -- Lithuania - ["lv"] = true, -- Latvia - ["ma"] = true, -- Morocco - ["mao"] = true, -- Maori - ["me"] = true, -- Montenegro - ["mk"] = true, -- Macedonia - ["ml"] = true, -- Mali - ["mm"] = true, -- Myanmar - ["mn"] = true, -- Mongolia - ["mt"] = true, -- Malta - ["mv"] = true, -- Maldives - ["ng"] = true, -- Nigeria - ["nl"] = true, -- Netherlands - ["no"] = true, -- Norway - ["np"] = true, -- Nepal - ["ph"] = true, -- Philippines - ["pk"] = true, -- Pakistan - ["pl"] = true, -- Poland - ["pt"] = true, -- Portugal - ["ro"] = true, -- Romania - ["rs"] = true, -- Serbia - ["ru"] = true, -- Russia - ["se"] = true, -- Sweden - ["si"] = true, -- Slovenia - ["sk"] = true, -- Slovakia - ["sn"] = true, -- Senegal - ["sy"] = true, -- Syria - ["th"] = true, -- Thailand - ["tj"] = true, -- Tajikistan - ["tm"] = true, -- Turkmenistan - ["tr"] = true, -- Turkey - ["tw"] = true, -- Taiwan - ["tz"] = true, -- Tanzania - ["ua"] = true, -- Ukraine - ["us"] = true, -- USA - ["uz"] = true, -- Uzbekistan - ["vn"] = true, -- Vietnam - ["za"] = true, -- South Africa -} - --- Callback for updating current layout. -local function update_status (self) - self._current = awesome.xkb_get_layout_group(); - local text = "" - if (#self._layout > 0) then - text = (" " .. self._layout[self._current] .. " ") - end - self.widget:set_text(text) -end - ---- Auxiliary function for the local function update_layout(). --- Create an array whose element is a table consisting of the four fields: --- vendor, file, section and group_idx, which all correspond to the --- xkb_symbols pattern "vendor/file(section):group_idx". --- @tparam string group_names The string awesome.xkb_get_group_names() returns. --- @treturn table An array of tables whose keys are vendor, file, section, and group_idx. -function keyboardlayout.get_groups_from_group_names(group_names) - if group_names == nil then - return nil - end - - -- Pattern elements to be captured. - local word_pat = "([%w_]+)" - local sec_pat = "(%b())" - local idx_pat = ":(%d)" - -- Pairs of a pattern and its callback. In callbacks, set 'group_idx' to 1 - -- and return it if there's no specification on 'group_idx' in the given - -- pattern. - local pattern_and_callback_pairs = { - -- vendor/file(section):group_idx - ["^" .. word_pat .. "/" .. word_pat .. sec_pat .. idx_pat .. "$"] - = function(token, pattern) - local vendor, file, section, group_idx = string.match(token, pattern) - return vendor, file, section, group_idx - end, - -- vendor/file(section) - ["^" .. word_pat .. "/" .. word_pat .. sec_pat .. "$"] - = function(token, pattern) - local vendor, file, section = string.match(token, pattern) - return vendor, file, section, 1 - end, - -- vendor/file:group_idx - ["^" .. word_pat .. "/" .. word_pat .. idx_pat .. "$"] - = function(token, pattern) - local vendor, file, group_idx = string.match(token, pattern) - return vendor, file, nil, group_idx - end, - -- vendor/file - ["^" .. word_pat .. "/" .. word_pat .. "$"] - = function(token, pattern) - local vendor, file = string.match(token, pattern) - return vendor, file, nil, 1 - end, - -- file(section):group_idx - ["^" .. word_pat .. sec_pat .. idx_pat .. "$"] - = function(token, pattern) - local file, section, group_idx = string.match(token, pattern) - return nil, file, section, group_idx - end, - -- file(section) - ["^" .. word_pat .. sec_pat .. "$"] - = function(token, pattern) - local file, section = string.match(token, pattern) - return nil, file, section, 1 - end, - -- file:group_idx - ["^" .. word_pat .. idx_pat .. "$"] - = function(token, pattern) - local file, group_idx = string.match(token, pattern) - return nil, file, nil, group_idx - end, - -- file - ["^" .. word_pat .. "$"] - = function(token, pattern) - local file = string.match(token, pattern) - return nil, file, nil, 1 - end - } - - -- Split 'group_names' into 'tokens'. The separator is "+". - local tokens = {} - string.gsub(group_names, "[^+]+", function(match) - table.insert(tokens, match) - end) - - -- For each token in 'tokens', check if it matches one of the patterns in - -- the array 'pattern_and_callback_pairs', where the patterns are used as - -- key. If a match is found, extract captured strings using the - -- corresponding callback function. Check if those extracted is country - -- specific part of a layout. If so, add it to 'layout_groups'; otherwise, - -- ignore it. - local layout_groups = {} - for i = 1, #tokens do - for pattern, callback in pairs(pattern_and_callback_pairs) do - local vendor, file, section, group_idx = callback(tokens[i], pattern) - if file then - if not keyboardlayout.xkeyboard_country_code[file] then - break - end - - if section then - section = string.gsub(section, "%(([%w-_]+)%)", "%1") - end - - table.insert(layout_groups, { vendor = vendor, - file = file, - section = section, - group_idx = tonumber(group_idx) }) - break - end - end - end - - return layout_groups -end - --- Callback for updating list of layouts -local function update_layout(self) - self._layout = {}; - local layouts = keyboardlayout.get_groups_from_group_names(awesome.xkb_get_group_names()) - if layouts == nil or layouts[1] == nil then - gdebug.print_error("Failed to get list of keyboard groups") - return - end - if #layouts == 1 then - layouts[1].group_idx = 0 - end - for _, v in ipairs(layouts) do - local layout_name = self.layout_name(v) - -- Please note that numbers of groups reported by xkb_get_group_names - -- is greater by one than the real group number. - self._layout[v.group_idx - 1] = layout_name - end - update_status(self) -end - ---- Create a keyboard layout widget. It shows current keyboard layout name in a textbox. --- @return A keyboard layout widget. -function keyboardlayout.new() - local widget = textbox() - local self = widget_base.make_widget(widget) - - self.widget = widget - - self.layout_name = function(v) - local name = v.file - if v.section ~= nil then - name = name .. "(" .. v.section .. ")" - end - return name - end - - self.next_layout = function() - self.set_layout((self._current + 1) % (#self._layout + 1)) - end - - self.set_layout = function(group_number) - if (0 > group_number) or (group_number > #self._layout) then - error("Invalid group number: " .. group_number .. - "expected number from 0 to " .. #self._layout) - return; - end - awesome.xkb_set_layout_group(group_number); - end - - update_layout(self); - - -- callback for processing layout changes - capi.awesome.connect_signal("xkb::map_changed", - function () update_layout(self) end) - capi.awesome.connect_signal("xkb::group_changed", - function () update_status(self) end); - - -- Mouse bindings - self:buttons( - util.table.join(button({ }, 1, self.next_layout)) - ) - - return self -end - -local _instance = nil; - -function keyboardlayout.mt:__call(...) - if _instance == nil then - _instance = keyboardlayout.new(...) - end - return _instance -end - -return setmetatable(keyboardlayout, keyboardlayout.mt) - --- vim: filetype=lua:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:textwidth=80 |