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kete/prompt: re-write the last line 

If a log message comes in the background, it will clear the current
command.
Rewrite the current line buffer from readline so we get more user
friendly.
This commit is contained in:
Benjamin Tissoires 2018-01-26 12:33:37 +01:00 committed by Peter Hutterer
parent a833ff2b4c
commit 72d19ffdad
1 changed files with 10 additions and 2 deletions
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12
tools/tuhi-kete.py
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@ -19,6 +19,7 @@ import os
import json
import logging
import re
import readline
import select
import threading
import time
@ -498,17 +499,24 @@ class TuhiKeteShellLogHandler(logging.StreamHandler):
def __init__(self):
super(TuhiKeteShellLogHandler, self).__init__(sys.stdout)
self.setFormatter(logging.Formatter(log_format))
self._prompt = ''
def emit(self, record):
self.terminator = f'\n{self._prompt}{readline.get_line_buffer()}'
super(TuhiKeteShellLogHandler, self).emit(record)
def set_normal_mode(self):
self.acquire()
self.setFormatter(logging.Formatter(log_format))
self.terminator = '\n'
self._prompt = ''
self.release()
def set_prompt_mode(self, prompt):
self.acquire()
self.setFormatter(logging.Formatter('\r{}'.format(log_format)))
self.terminator = '\n{}'.format(prompt)
# '\x1b[2K\r' clears the current line and start again from the beginning
self.setFormatter(logging.Formatter(f'\x1b[2K\r{log_format}'))
self._prompt = prompt
self.release()