def _get_input(self, wait_tenths):
# this works around a strange curses bug with window resizing
# not being reported correctly with repeated calls to this
# function without a doupdate call in between
curses.doupdate()
key = self._getch(wait_tenths)
resize = False
raw = []
keys = []
while key >= 0:
raw.append(key)
if key == KEY_RESIZE:
resize = True
elif key == KEY_MOUSE:
keys += self._encode_mouse_event()
else:
keys.append(key)
key = self._getch_nodelay()
processed = []
try:
while keys:
run, keys = escape.process_keyqueue(keys, True)
processed += run
except escape.MoreInputRequired:
key = self._getch(self.complete_tenths)
while key >= 0:
raw.append(key)
if key == KEY_RESIZE:
resize = True
elif key == KEY_MOUSE:
keys += self._encode_mouse_event()
else:
keys.append(key)
key = self._getch_nodelay()
while keys:
run, keys = escape.process_keyqueue(keys, False)
processed += run
if resize:
processed.append('window resize')
return processed, raw
def _get_input(self, wait_tenths):
# this works around a strange curses bug with window resizing
# not being reported correctly with repeated calls to this
# function without a doupdate call in between
curses.doupdate()
key = self._getch(wait_tenths)
resize = False
raw = []
keys = []
while key >= 0:
raw.append(key)
if key==KEY_RESIZE:
resize = True
elif key==KEY_MOUSE:
keys += self._encode_mouse_event()
else:
keys.append(key)
key = self._getch_nodelay()
processed = []
try:
while keys:
run, keys = escape.process_keyqueue(keys, True)
processed += run
except escape.MoreInputRequired:
key = self._getch(self.complete_tenths)
while key >= 0:
raw.append(key)
if key==KEY_RESIZE:
resize = True
elif key==KEY_MOUSE:
keys += self._encode_mouse_event()
else:
keys.append(key)
key = self._getch_nodelay()
while keys:
run, keys = escape.process_keyqueue(keys, False)
processed += run
if resize:
processed.append('window resize')
return processed, raw
def process_keyqueue(self,codes, more_available):
code = codes[0]
if code >127 and code <256 and len(codes)==1:
key = chr(code)
key = key.decode('850')
return key, []
return escape.process_keyqueue(
codes, more_available)
def key_from_gui(self, key):
self.set_focus('footer')
# ugly hack! why?!
key = (10 if key == 65293 else
8 if key == 65288 else
key)
key = process_keyqueue([key], False)[0][0]
self.cmd_line.keypress(self.body_size, key)
def parse_input(self, event_loop, callback, codes, wait_for_more=True):
"""
Read any available input from get_available_raw_input, parses it into
keys, and calls the given callback.
The current implementation tries to avoid any assumptions about what
the screen or event loop look like; it only deals with parsing keycodes
and setting a timeout when an incomplete one is detected.
`codes` should be a sequence of keycodes, i.e. bytes. A bytearray is
appropriate, but beware of using bytes, which only iterates as integers
on Python 3.
"""
# Note: event_loop may be None for 100% synchronous support, only used
# by get_input. Not documented because you shouldn't be doing it.
if self._input_timeout and event_loop:
event_loop.remove_alarm(self._input_timeout)
self._input_timeout = None
original_codes = codes
processed = []
try:
while codes:
run, codes = escape.process_keyqueue(codes, wait_for_more)
processed.extend(run)
except escape.MoreInputRequired:
# Set a timer to wait for the rest of the input; if it goes off
# without any new input having come in, use the partial input
k = len(original_codes) - len(codes)
processed_codes = original_codes[:k]
self._partial_codes = codes
def _parse_incomplete_input():
self._input_timeout = None
self._partial_codes = None
self.parse_input(event_loop,
callback,
codes,
wait_for_more=False)
if event_loop:
self._input_timeout = event_loop.alarm(
self.complete_wait, _parse_incomplete_input)
else:
processed_codes = original_codes
self._partial_codes = None
if self._resized:
processed.append('window resize')
self._resized = False
if callback:
callback(processed, processed_codes)
else:
# For get_input
return processed, processed_codes
def parse_input(self, event_loop, callback, codes, wait_for_more=True):
"""
Read any available input from get_available_raw_input, parses it into
keys, and calls the given callback.
The current implementation tries to avoid any assumptions about what
the screen or event loop look like; it only deals with parsing keycodes
and setting a timeout when an incomplete one is detected.
`codes` should be a sequence of keycodes, i.e. bytes. A bytearray is
appropriate, but beware of using bytes, which only iterates as integers
on Python 3.
"""
# Note: event_loop may be None for 100% synchronous support, only used
# by get_input. Not documented because you shouldn't be doing it.
if self._input_timeout and event_loop:
event_loop.remove_alarm(self._input_timeout)
self._input_timeout = None
original_codes = codes
processed = []
try:
while codes:
run, codes = escape.process_keyqueue(
codes, wait_for_more)
processed.extend(run)
except escape.MoreInputRequired:
# Set a timer to wait for the rest of the input; if it goes off
# without any new input having come in, use the partial input
k = len(original_codes) - len(codes)
processed_codes = original_codes[:k]
self._partial_codes = codes
def _parse_incomplete_input():
self._input_timeout = None
self._partial_codes = None
self.parse_input(
event_loop, callback, codes, wait_for_more=False)
if event_loop:
self._input_timeout = event_loop.alarm(
self.complete_wait, _parse_incomplete_input)
else:
processed_codes = original_codes
self._partial_codes = None
if self._resized:
processed.append('window resize')
self._resized = False
if callback:
callback(processed, processed_codes)
else:
# For get_input
return processed, processed_codes
def _run_input_iter(self):
def empty_resize_pipe():
# clean out the pipe used to signal external event loops
# that a resize has occurred
try:
while True: os.read(self._resize_pipe_rd, 1)
except OSError:
pass
while True:
processed = []
codes = self._get_gpm_codes() + \
self._get_keyboard_codes()
original_codes = codes
try:
while codes:
run, codes = escape.process_keyqueue(
codes, True)
processed.extend(run)
except escape.MoreInputRequired:
k = len(original_codes) - len(codes)
yield (self.complete_wait, processed,
original_codes[:k])
empty_resize_pipe()
original_codes = codes
processed = []
codes += self._get_keyboard_codes() + \
self._get_gpm_codes()
while codes:
run, codes = escape.process_keyqueue(
codes, False)
processed.extend(run)
if self._resized:
processed.append('window resize')
self._resized = False
yield (self.max_wait, processed, original_codes)
empty_resize_pipe()
def _run_input_iter(self):
def empty_resize_pipe():
# clean out the pipe used to signal external event loops
# that a resize has occured
try:
while True: os.read(self._resize_pipe_rd, 1)
except OSError:
pass
while True:
processed = []
codes = self._get_gpm_codes() + \
self._get_keyboard_codes()
original_codes = codes
try:
while codes:
run, codes = escape.process_keyqueue(
codes, True)
processed.extend(run)
except escape.MoreInputRequired:
k = len(original_codes) - len(codes)
yield (self.complete_wait, processed,
original_codes[:k])
empty_resize_pipe()
original_codes = codes
processed = []
codes += self._get_keyboard_codes() + \
self._get_gpm_codes()
while codes:
run, codes = escape.process_keyqueue(
codes, False)
processed.extend(run)
if self._resized:
processed.append('window resize')
self._resized = False
yield (self.max_wait, processed, original_codes)
empty_resize_pipe()
async def run(self):
self.clear_input(True)
self.set_input()
self.local("text.title")
while self.connected:
t = ""
key = ""
try:
t = await self.process.stdin.read(5)
except asyncssh.BreakReceived:
continue
except asyncssh.misc.TerminalSizeChanged:
continue
except KeyboardInterrupt:
break
if not t:
continue
key = process_keyqueue(t.encode("utf-8"), True)[0][0]
if len(key) == 1: # wtf? u a crazy
if len(self.text) < 100:
self.text += t
self.cursor += 1
self.write(t)
elif key in ("ctrl d", "ctrl c"):
self.exit()
elif key == "backspace":
if self.text:
self.text = self.text[:-1]
self.write("\b \b")
elif key == "ctrl w":
self.clear_input(True)
self.set_input()
elif key == "enter":
if self.text.strip():
super().event_key_enter(self.text.strip())
self.clear_input()
self.set_input()
elif key == "tab":
if self.text.strip():
self.event_key_tab(self.text.strip())
else:
super().event_key(key)
def key_from_gui(self, key):
self.set_focus('footer')
# ugly hack! why?!
if key == 65506:
return
elif key == 65056:
key = 'shift tab'
else:
key = (10 if key == 65293 else
9 if key == 65289 else
8 if key == 65288 else
key)
key = process_keyqueue([key], False)[0][0]
self.cmd_line.keypress(self.body_size, key)
