ioncore/ioncore_ext.lua

   1 --
   2 -- ion/share/ioncore_ext.lua -- Ioncore Lua library
   3 --
   4 -- Copyright (c) Tuomo Valkonen 2004-2009.
   5 --
   6 -- See the included file LICENSE for details.
   7 --
   8
   9 -- This is a slight abuse of the package.loaded variable perhaps, but
  10 -- library-like packages should handle checking if they're loaded instead of
  11 -- confusing the user with require/includer differences.
  12 if package.loaded["ioncore"] then return end
  13
  14 -- Default modifiers
  15 --META="Mod4+"
  16 --ALTMETA=""
  17
  18 -- Maximum number of bytes to read from pipes
  19 ioncore.RESULT_DATA_LIMIT=1024^2
  20
  21 -- Bindings, winprops, hooks, menu database and extra commands
  22 dopath('ioncore_luaext')
  23 dopath('ioncore_bindings')
  24 dopath('ioncore_winprops')
  25 dopath('ioncore_misc')
  26 dopath('ioncore_wd')
  27 dopath('ioncore_menudb')
  28 dopath('ioncore_tabnum')
  29 dopath('ioncore_quasiact')
  30
  31 -- Modifier setup compatibility kludge
  32 local oldindex
  33
  34 -- Historically, the options now called 'META' and 'ALTMETA' were called 'MOD1' and 'MOD2'.
  35 -- The code below makes sure:
  36 -- * the default values for those settings are 'Mod4+' (the 'windows key') and ''
  37 -- * that setting either META/ALTMETA or MOD1/MOD2 will specify the primary and secondary meta keys
  38 -- * that getting either META/ALTMETA or MOD1/MOD2 will return the (default or configured) primary and secondary meta keys
  39
  40 local function getmod(t, s)
  41     if s=="META" then
  42         return rawget(t, "MOD1") or "Mod4+"
  43     elseif s=="MOD1" then
  44         return rawget(t, "META") or "Mod4+"
  45     elseif s=="ALTMETA" then
  46         return rawget(t, "MOD2") or ""
  47     elseif s=="MOD2" then
  48         return rawget(t, "ALTMETA") or ""
  49     elseif oldindex then
  50         return oldindex(t, s)
  51     end
  52 end
  53
  54 local oldmeta, newmeta=getmetatable(_G), {}
  55 if oldmeta then
  56     newmeta=table.copy(oldmeta)
  57     oldindex=oldmeta.__index
  58 end
  59 newmeta.__index=getmod
  60 setmetatable(_G, newmeta)
  61
  62 notioncore = ioncore
  63
  64 -- Export some important functions into global namespace.
  65 export(ioncore,
  66        notioncore,
  67        "submap",
  68        "submap_enter",
  69        "submap_wait",
  70        "kpress",
  71        "kpress_wait",
  72        "mpress",
  73        "mclick",
  74        "mdblclick",
  75        "mdrag",
  76        "defbindings",
  77        "defwinprop",
  78        "warn",
  79        "exec",
  80        "TR",
  81        "bdoc",
  82        "defmenu",
  83        "defctxmenu",
  84        "menuentry",
  85        "submenu")
  86
  87 -- Mark ourselves loaded.
  88 package.loaded["ioncore"]=true
  89
  90
  91
  92 local function dummy_gettext_hack()
  93     -- Extra translations for context menus etc. I don't want extra
  94     -- TR calls in the configuration files, or parsing the string
  95     -- parameters to kpress etc. for translations.
  96     TR("Frame")
  97     TR("Screen")
  98     TR("Workspace")
  99     TR("Tiling")
 100     TR("Tiled frame")
 101     TR("Floating frame")
 102     TR("Context menu:")
 103     TR("Main menu:")
 104 end