removed unneecessary crap - suckless/dwm - Unnamed repository; edit this file 'description' to name the repository.

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author	Anselm R.Garbe <arg@10ksloc.org>	2006-08-14 15:43:04 +0200
committer	Anselm R.Garbe <arg@10ksloc.org>	2006-08-14 15:43:04 +0200
commit	9eef9f7b0277a893fb5e22ac109f785faf573580 (patch)
tree	f7858a6cf526e63acf50132afa108d33aa1e2804 /event.c
parent	aff4c787f484974fc01070842357548d7be395ce (diff)
download	dwm-9eef9f7b0277a893fb5e22ac109f785faf573580.tar.gz

removed unneecessary crap

Diffstat (limited to 'event.c')

-rw-r--r--

event.c

1 files changed, 1 insertions, 6 deletions

# Copyright (C) 2010 David Barnett <davidbarnett2@gmail.com> # Copyright (C) 2010-2013 Roman Zimbelmann <hut@hut.pm> # This software is distributed under the terms of the GNU GPL version 3. """A library to help to convert ANSI codes to curses instructions.""" from ranger.gui import color import re ansi_re = re.compile('(\x1b' + r'\[\d*(?:;\d+)*?[a-zA-Z])') codesplit_re = re.compile('38;5;(\d+);|48;5;(\d+);|(\d*);') reset = '\x1b[0m' def split_ansi_from_text(ansi_text): return ansi_re.split(ansi_text) # For information on the ANSI codes see # githttp://en.wikipedia.org/wiki/ANSI_escape_code def text_with_fg_bg_attr(ansi_text): fg, bg, attr = -1, -1, 0 for chunk in split_ansi_from_text(ansi_text): if chunk and chunk[0] == '\x1b': if chunk[-1] != 'm': continue match = re.match(r'^.\[(.*).$', chunk) if not match: # XXX I have no test case to determine what should happen here continue attr_args = match.group(1) # Convert arguments to attributes/colors for x256fg, x256bg, arg in codesplit_re.findall(attr_args + ';'): # first handle xterm256 codes try: if len(x256fg) > 0: # xterm256 foreground fg = int(x256fg) continue elif len(x256bg) > 0: # xterm256 background bg = int(x256bg) continue elif len(arg) > 0: # usual ansi code n = int(arg) else: # empty code means reset n = 0 except: continue if n == 0: # reset colors and attributes fg, bg, attr = -1, -1, 0 elif n == 1: # enable attribute attr |= color.bold elif n == 4: attr |= color.underline elif n == 5: attr |= color.blink elif n == 7: attr |= color.reverse elif n == 8: attr |= color.invisible elif n == 22: # disable attribute attr &= not color.bold elif n == 24: attr &= not color.underline elif n == 25: attr &= not color.blink elif n == 27: attr &= not color.reverse elif n == 28: attr &= not color.invisible elif n >= 30 and n <= 37: # 8 ansi foreground and background colors fg = n - 30 elif n == 39: fg = -1 elif n >= 40 and n <= 47: bg = n - 40 elif n == 49: bg = -1 elif n >= 90 and n <= 97: # 8 aixterm high intensity colors (light but not bold) fg = n - 90 + 8 elif n == 99: fg = -1 elif n >= 100 and n <= 107: bg = n - 100 + 8 elif n == 109: bg = -1 yield (fg, bg, attr) else: yield chunk def char_len(ansi_text): """Count the number of visible characters. >>> char_len("\x1b[0;30;40mX\x1b[0m") 1 >>> char_len("\x1b[0;30;40mXY\x1b[0m") 2 >>> char_len("\x1b[0;30;40mX\x1b[0mY") 2 >>> char_len("hello") 5 >>> char_len("") 0 """ return len(ansi_re.sub('', ansi_text)) def char_slice(ansi_text, start, length): """Slices a string with respect to ansi code sequences Acts as if the ansi codes aren't there, slices the text from the given start point to the given length and adds the codes back in. >>> test_string = "abcde\x1b[30mfoo\x1b[31mbar\x1b[0mnormal" >>> split_ansi_from_text(test_string) ['abcde', '\\x1b[30m', 'foo', '\\x1b[31m', 'bar', '\\x1b[0m', 'normal'] >>> char_slice(test_string, 1, 3) 'bcd' >>> char_slice(test_string, 5, 6) '\\x1b[30mfoo\\x1b[31mbar' >>> char_slice(test_string, 0, 8) 'abcde\\x1b[30mfoo' >>> char_slice(test_string, 4, 4) 'e\\x1b[30mfoo' >>> char_slice(test_string, 11, 100) '\\x1b[0mnormal' >>> char_slice(test_string, 9, 100) '\\x1b[31mar\\x1b[0mnormal' >>> char_slice(test_string, 9, 4) '\\x1b[31mar\\x1b[0mno' """ chunks = [] last_color = "" pos = old_pos = 0 for i, chunk in enumerate(split_ansi_from_text(ansi_text)): if i % 2 == 1: last_color = chunk continue old_pos = pos pos += len(chunk) if pos <= start: pass # seek elif old_pos < start and pos >= start: chunks.append(last_color) chunks.append(chunk[start-old_pos:start-old_pos+length]) elif pos > length + start: chunks.append(last_color) chunks.append(chunk[:start-old_pos+length]) else: chunks.append(last_color) chunks.append(chunk) if pos - start >= length: break return ''.join(chunks) if __name__ == '__main__': import doctest doctest.testmod()


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