42 lines
1.5 KiB
Lua
42 lines
1.5 KiB
Lua
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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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-- @release @AWESOME_VERSION@
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---------------------------------------------------------------------------
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-- Grab environment we need
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local setmetatable = setmetatable
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local ipairs = ipairs
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local unpack = unpack
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local capi = { button = button }
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local util = require("awful.util")
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--- Button helper for awful
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module("awful.button")
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--- Modifiers to ignore
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ignore_modifiers = { "Lock", "Mod2" }
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--- Create a new button to use as binding.
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-- This function is useful to create several buttons from one, because it will use
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-- the ignore_modifier variable to create more button with or without the ignored
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-- modifiers activated.
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-- For example if you want to ignore CapsLock in your buttonbinding (which is
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-- ignored by default by this function), creatina button binding with this function
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-- will return 2 button objects: one with CapsLock on, and the other one with
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-- CapsLock off.
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-- @see C api button() function for parameters.
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-- @return One or several button objects.
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local function new(_, mod, ...)
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local ret = {}
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local subsets = util.subsets(ignore_modifiers)
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for _, set in ipairs(subsets) do
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ret[#ret + 1] = capi.button(util.table.concat(mod, set), unpack(arg))
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end
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return unpack(ret)
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end
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setmetatable(_M, { __call = new })
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-- vim: filetype=lua:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=80
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