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interact is improved 

--HG--
branch : pmacs2
This commit is contained in:
moculus 2009-03-05 06:44:30 +00:00
parent 710937cc47
commit 7eb60039eb
3 changed files with 68 additions and 23 deletions
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4
application.py
View File

@ -619,6 +619,10 @@ class Application(object):
self.draw()
self.need_draw = False
# gjeiwgjeiw
for b in self.bufferlist.buffers:
b.close()
# clear the error line; it might look confusing to the user
try:
self.win.addstr(self.y-1, 0, ' ' * self.x)

53
buffer/emul.py
View File

@ -13,12 +13,14 @@ class XTermBuffer(Buffer, XTerm):
def __init__(self, app, cmd, args, name=None):
XTerm.__init__(self)
Buffer.__init__(self)
#self.debug = True
self.application = app
self._name = name or '*XTerm*'
self._pid, self._pty = pty.fork()
if self._pid == 0:
# child process
os.execvpe(cmd, [cmd] + args, {'TERM': self.termtype})
env = {'TERM': self.termtype, 'PATH': os.getenv('PATH')}
os.execvpe(cmd, [cmd] + args, env)
self._lock = threading.Lock()
self._towrite = ''
@ -39,24 +41,29 @@ class XTermBuffer(Buffer, XTerm):
w = self._w()
p = w.logical_cursor()
if p.x == len(self.lines[p.y]):
w.buffer.insert_string(p, s, act=ACT_NONE, force=True)
self.insert_string(p, s, act=ACT_NONE, force=True)
else:
w.buffer.overwrite_char(p, s, act=ACT_NONE, force=True)
self.overwrite_char(p, s, act=ACT_NONE, force=True)
def term_do_clear(self):
self.set_lines([''], force=True)
self._meta = []
def term_do_home(self):
w = self._w()
w.cursor = w.first
def term_do_clear_bol(self):
w = self._w()
p1, p2 = w.get_line_left()
p2 = w.logical_cursor()
p1 = Point(0, p2.y)
self.delete(p1, p2, force=True)
self._meta = []
def term_do_clear_eol(self):
w = self._w()
p1, p2 = w.get_line_right()
p1 = w.logical_cursor()
p2 = Point(len(self.lines[p1.y]), p1.y)
self.delete(p1, p2, force=True)
self._meta = []
def term_do_clear_eos(self):
self._meta = []
w = self._w()
p1 = w.logical_cursor()
p2 = self.get_buffer_end()
self.delete(p1, p2, force=True)
def term_do_backspace(self):
self._w().backward()
@ -70,7 +77,7 @@ class XTermBuffer(Buffer, XTerm):
w.next_line()
else:
w.end_of_line()
w.buffer.insert_string(w.logical_cursor(), "\n", act=ACT_NONE, force=True)
self.insert_string(w.logical_cursor(), "\n", act=ACT_NONE, force=True)
def term_do_creturn(self):
self._w().start_of_line()
def term_do_delete(self):
@ -109,17 +116,25 @@ class XTermBuffer(Buffer, XTerm):
def pipe_read(self):
fd = self._pty
pid, status = os.waitpid(self._pid, os.WNOHANG)
if pid:
return
# wait until we are hooked up and ready to go
while not self.windows:
time.sleep(0.1)
self.application.need_draw = True
# ok, so start reading stuff!
try:
while not self._done:
pid, status = os.waitpid(self._pid, os.WNOHANG)
if pid:
break
if self._towrite:
ifd, ofd, efd = select.select([fd], [fd], [fd], 0.1)
ifd, ofd, efd = select.select([fd], [fd], [fd], 0.01)
else:
ifd, ofd, efd = select.select([fd], [], [fd], 0.1)
ifd, ofd, efd = select.select([fd], [], [fd], 0.01)
if ifd:
data = os.read(ifd[0], 1024)
self.term_receive(data)
@ -131,8 +146,17 @@ class XTermBuffer(Buffer, XTerm):
self._lock.release()
if efd:
raise Exception, "exception is ready: %s" % repr(efd)
except (OSError, TypeError, AttributeError):
except OSError:
pass
except TypeError:
raise
except AttributeError:
raise
if not pid:
pid, status = os.waitpid(self._pid, os.WNOHANG)
s = '\nprocess %d exited (%d)\n' % (pid, status >> 8)
self._term_insert(s)
self.application.need_draw = True
os.close(fd)
def pipe_write(self, s):
@ -146,3 +170,6 @@ class XTermBuffer(Buffer, XTerm):
def undo(self, move, act): raise Exception, "invalid"
def redo(self, move, act): raise Exception, "invalid"
def reload(self): raise Exception, "invalid"
def close(self):
self._done = True
self._thread.join()

34
term.py
View File

@ -30,6 +30,10 @@ class Dumb:
del self.outc[self.i:]
def term_do_clear_eos(self):
pass
def term_do_home(self):
self.outs = ''
self.i = 0
self.outc = []
def term_do_backspace(self):
self.i = max(0, self.i - 1)
@ -105,25 +109,34 @@ class XTerm(Dumb):
callbacks = {
'clear': 'term_do_clear',
'home': 'term_do_creturn',
'home': 'term_do_home',
'rmm': 'term_nop',
'smm': 'term_nop',
'op': 'term_nop', #original color-pair
'smacs': 'term_nop', #orig charset
'rmacs': 'term_nop',
'smso': 'term_nop', #enter standout mode
'rmso': 'term_nop',
'cup': 'term_nop',
#'ed': 'term_nop',
'cnorm': 'term_nop', #make cursor normal
'civis': 'term_nop', #make cursor inviz
'cvvis': 'term_nop', #make cursor bold
'smacs': 'term_nop', #orig charset
'rmacs': 'term_nop', #
'smso': 'term_nop', #enter standout
'rmso': 'term_nop', #leave standout
'smul': 'term_nop', #enter underline
'rmul': 'term_nop', #leave underline
'smkx': 'term_nop', #enter keypad junk
'rmkx': 'term_nop', #leave keypad junk
'ed': 'term_do_clear_eos',
'el': 'term_do_clear_eol',
#'el1': 'term_nop',
}
def __init__(self):
self.debug = False
self._meta = []
f = os.popen('infocmp %s' % self.termtype, 'r')
#f = open('%s.terminfo' % self.termtype)
self.sequences = {}
for line in f:
if self.comment_re.match(line) or self.header_re.match(line):
@ -155,7 +168,9 @@ class XTerm(Dumb):
if s in self.sequences:
name = self.sequences[s]
if name in self.callbacks:
if self.debug:
self._term_insert('<%s>' % name)
elif name in self.callbacks:
f = getattr(self, self.callbacks[name])
f()
else:
@ -177,7 +192,6 @@ class XTerm(Dumb):
else:
Dumb.term_handle(self, c)
# terminfo junk
boolean_settings = [
['cpi_changes_res', 'cpix'],