pmacs3/term.py

113 lines
2.9 KiB
Python

class Dumb:
name = 'dumb'
def insert(self, s):
assert self.i <= len(self.outc)
if self.i == len(self.outc):
self.outc.append(s)
else:
self.outc[self.i] = s
self.i += 1
def do_backspace(self):
self.i = max(0, self.i - 1)
def do_tab(self):
self.insert(' ')
def do_newline(self):
self.outs += ''.join(self.outc) + '\n'
self.i = 0
self.outc = []
def do_careturn(self):
self.i = 0
def do_esc(self, c):
pass
def do_delete(self):
if self.i < len(self.outc):
del self.outc[self.i]
def handle_ctl(self, c):
n = ord(c)
if n == 8:
self.do_backspace()
elif n == 9:
self.do_tab()
elif n == 10:
self.do_newline()
elif n == 13:
self.do_careturn()
elif n == 27:
self.do_esc(c)
elif n == 127:
self.do_delete()
def handle_print(self, c):
self.insert(c)
def handle_8bit(self, c):
pass
def handle(self, c):
n = ord(c)
assert n >= 0 and n < 256
if n <= 27 or n == 127:
self.handle_ctl(c)
elif n < 127:
self.handle_print(c)
else:
self.handle_8bit(c)
def filter(self, s):
self.i = 0
self.outc = []
self.outs = ""
for c in s:
self.handle(c)
return self.outs + ''.join(self.outc)
class XTerm(Dumb):
name = 'xterm'
ansi_colors = {
'\033[30m': '[B:d]',
'\033[30;0m': '[B:d]',
'\033[30;1m': '[B:d:*]',
'\033[31m': '[r:d]',
'\033[31;0m': '[r:d]',
'\033[31;1m': '[r:d:*]',
'\033[32m': '[g:d]',
'\033[32;0m': '[g:d]',
'\033[32;1m': '[g:d:*]',
'\033[33m': '[y:d]',
'\033[33;0m': '[y:d]',
'\033[33;1m': '[y:d:*]',
'\033[34m': '[b:d]',
'\033[34;0m': '[b:d]',
'\033[34;1m': '[b:d:*]',
'\033[35m': '[m:d]',
'\033[35;0m': '[m:d]',
'\033[35;1m': '[m:d:*]',
'\033[36m': '[c:d]',
'\033[36;0m': '[c:d]',
'\033[36;1m': '[c:d:*]',
'\033[37m': '[w:d]',
'\033[37;0m': '[w:d]',
'\033[37;1m': '[w:d:*]',
'\033[39m': '[d:d]',
'\033[39;0m': '[d:d]',
'\033[39;1m': '[d:d:*]',
}
def filter(self, s):
self.meta = []
return Dumb.filter(self, s)
def do_esc(self, c):
self.meta.append(c)
def handle(self, c):
if self.meta:
self.meta.append(c)
if c == 'm':
s = ''.join(self.meta)
if s in self.ansi_colors:
#self.insert(self.ansi_colors[s])
pass
self.meta = []
else:
Dumb.handle(self, c)