Sha256: cb57e3bb0a05c69128121e1204506b77677afac5e67e81034ac1a33f04042f6f
Contents?: true
Size: 1.35 KB
Versions: 68
Compression:
Stored size: 1.35 KB
Contents
# coding: utf-8
class HighLine
class Terminal
# HighLine::Terminal option that uses external "stty" program
# to control terminal options.
class UnixStty < Terminal
# A Unix savvy method using stty to fetch the console columns, and rows.
# ... stty does not work in JRuby
# @return (see Terminal#terminal_size)
def terminal_size
begin
require "io/console"
winsize = begin
IO.console.winsize.reverse
rescue NoMethodError
nil
end
return winsize if winsize
rescue LoadError
end
if /solaris/ =~ RUBY_PLATFORM &&
`stty` =~ /\brows = (\d+).*\bcolumns = (\d+)/
[Regexp.last_match(2), Regexp.last_match(1)].map(&:to_i)
elsif `stty size` =~ /^(\d+)\s(\d+)$/
[Regexp.last_match(2).to_i, Regexp.last_match(1).to_i]
else
[80, 24]
end
end
# (see Terminal#raw_no_echo_mode)
def raw_no_echo_mode
@state = `stty -g`
system "stty raw -echo -icanon isig"
end
# (see Terminal#restore_mode)
def restore_mode
system "stty #{@state}"
print "\r"
end
# (see Terminal#get_character)
def get_character(input = STDIN)
input.getc
end
end
end
end
Version data entries
68 entries across 54 versions & 3 rubygems