-def read_unicodesymbols():
- " Read the unicodesymbols list of unicode characters and corresponding commands."
- pathname = os.path.abspath(os.path.dirname(sys.argv[0]))
- fp = open(os.path.join(pathname.strip('lyx2lyx'), 'unicodesymbols'))
- spec_chars = []
- # Two backslashes, followed by some non-word character, and then a character
- # in brackets. The idea is to check for constructs like: \"{u}, which is how
- # they are written in the unicodesymbols file; but they can also be written
- # as: \"u or even \" u.
- r = re.compile(r'\\\\(\W)\{(\w)\}')
- for line in fp.readlines():
- if line[0] != '#' and line.strip() != "":
- line=line.replace(' "',' ') # remove all quotation marks with spaces before
- line=line.replace('" ',' ') # remove all quotation marks with spaces after
- line=line.replace(r'\"','"') # replace \" by " (for characters with diaeresis)
- try:
- [ucs4,command,dead] = line.split(None,2)
- if command[0:1] != "\\":
- continue
- spec_chars.append([command, unichr(eval(ucs4))])
- except:
- continue
- m = r.match(command)
- if m != None:
- command = "\\\\"
- # If the character is a double-quote, then we need to escape it, too,
- # since it is done that way in the LyX file.
- if m.group(1) == "\"":
- command += "\\"
- commandbl = command
- command += m.group(1) + m.group(2)
- commandbl += m.group(1) + ' ' + m.group(2)
- spec_chars.append([command, unichr(eval(ucs4))])
- spec_chars.append([commandbl, unichr(eval(ucs4))])
- fp.close()
- return spec_chars
-
-