--- Lua bindings for curses
local curses = require "posix.curses"
local M = curses
-- These Lua functions detect number of args, like Unified Funcs in Perl Curses
-- see http://pjb.com.au/comp/lua/lcurses.html
-- see http://search.cpan.org/perldoc?Curses
function M.addch (...)
if #{...} == 3 then
return curses.stdscr():mvaddch(...)
else
return curses.stdscr():addch(...)
end
end
function M.addstr(...) -- detect number of args, like Unified Funcs in Perl Curses
if #{...} == 3 then
return curses.stdscr():mvaddstr(...)
else
return curses.stdscr():addstr(...)
end
end
function M.attrset (a) return curses.stdscr():attrset(a) end
function M.clear () return curses.stdscr():clear() end
function M.clrtobot () return curses.stdscr():clrtobot() end
function M.clrtoeol () return curses.stdscr():clrtoeol() end
function M.getch (...)
local c
if #{...} == 2 then
c = curses.stdscr():mvgetch(...)
else
c = curses.stdscr():getch()
end
if c < 256 then
return string.char(c)
end
-- could kludge-test for utf8, e.g. c3 a9 20 c3 aa 20 c3 ab 20 e2 82 ac 0a
return c
end
function M.getstr (...)
if #{...} > 1 then
return curses.stdscr():mvgetstr(...)
else
return curses.stdscr():getstr(...)
end
end
M.getnstr = M.getstr
function M.getyx () return curses.stdscr():getyx() end
function M.keypad (b) return curses.stdscr():keypad(b) end
function M.move (y,x) return curses.stdscr():move(y,x) end
function M.refresh () return curses.stdscr():refresh() end
function M.timeout (t) return curses.stdscr():timeout(t) end
return M