31 lines
885 B
Python
31 lines
885 B
Python
import string
|
|
import color, mode2
|
|
from lex3 import Grammar, PatternRule, RegionRule
|
|
|
|
class HexGrammar(Grammar):
|
|
rules = [
|
|
PatternRule(r'zero', r"00"),
|
|
PatternRule(r'printable', r"[2-7][0-9a-f]"),
|
|
PatternRule(r'byte', r'[0-f][0-f]'),
|
|
]
|
|
|
|
class Hex(mode2.Fundamental):
|
|
grammar = HexGrammar
|
|
colors = {
|
|
'zero': ('magenta', 'default'),
|
|
'printable': ('green', 'default'),
|
|
'byte': ('white', 'default'),
|
|
}
|
|
def __init__(self, w):
|
|
mode2.Fundamental.__init__(self, w)
|
|
|
|
# create all the insert actions for the basic text input
|
|
for c in string.letters + string.digits + string.punctuation:
|
|
if c in string.hexdigits:
|
|
self.add_binding('overwrite-char-%s' % c.lower(), c)
|
|
else:
|
|
self.del_binding(c)
|
|
|
|
def name(self):
|
|
return "Hex"
|