1
# Copyright (C) 2005-2010 Canonical Ltd
1
# Copyright (C) 2005, 2008, 2009 Canonical Ltd
3
3
# This program is free software; you can redistribute it and/or modify
4
4
# it under the terms of the GNU General Public License as published by
62
60
self.stderr = stderr
63
61
# paints progress, network activity, etc
64
62
self._progress_view = self.make_progress_view()
65
# hook up the signals to watch for terminal size changes
68
def be_quiet(self, state):
69
if state and not self._quiet:
71
UIFactory.be_quiet(self, state)
72
self._progress_view = self.make_progress_view()
74
64
def clear_term(self):
75
65
"""Prepare the terminal for output.
156
146
def make_progress_view(self):
157
147
"""Construct and return a new ProgressView subclass for this UI.
159
# with --quiet, never any progress view
160
# <https://bugs.edge.launchpad.net/bzr/+bug/320035>. Otherwise if the
161
# user specifically requests either text or no progress bars, always
162
# do that. otherwise, guess based on $TERM and tty presence.
164
return NullProgressView()
165
elif os.environ.get('BZR_PROGRESS_BAR') == 'text':
149
# if the user specifically requests either text or no progress bars,
150
# always do that. otherwise, guess based on $TERM and tty presence.
151
if os.environ.get('BZR_PROGRESS_BAR') == 'text':
166
152
return TextProgressView(self.stderr)
167
153
elif os.environ.get('BZR_PROGRESS_BAR') == 'none':
168
154
return NullProgressView()
242
228
warnings.warn("%r updated but no tasks are active" %
244
230
elif task != self._task_stack[-1]:
245
# We used to check it was the top task, but it's hard to always
246
# get this right and it's not necessarily useful: any actual
247
# problems will be evident in use
248
#warnings.warn("%r is not the top progress task %r" %
249
# (task, self._task_stack[-1]))
231
warnings.warn("%r is not the top progress task %r" %
232
(task, self._task_stack[-1]))
251
233
self._progress_view.show_progress(task)
253
235
def _progress_all_finished(self):
254
236
self._progress_view.clear()
256
def show_user_warning(self, warning_id, **message_args):
257
"""Show a text message to the user.
259
Explicitly not for warnings about bzr apis, deprecations or internals.
261
# eventually trace.warning should migrate here, to avoid logging and
262
# be easier to test; that has a lot of test fallout so for now just
263
# new code can call this
264
if warning_id not in self.suppressed_warnings:
265
self.stderr.write(self.format_user_warning(warning_id, message_args) +
269
239
class TextProgressView(object):
270
240
"""Display of progress bar and other information on a tty.
437
407
elif now >= (self._transport_update_time + 0.5):
438
408
# guard against clock stepping backwards, and don't update too
440
rate = (self._bytes_since_update
441
/ (now - self._transport_update_time))
442
# using base-10 units (see HACKING.txt).
443
msg = ("%6dkB %5dkB/s" %
444
(self._total_byte_count / 1000, int(rate) / 1000,))
410
rate = self._bytes_since_update / (now - self._transport_update_time)
411
msg = ("%6dKB %5dKB/s" %
412
(self._total_byte_count>>10, int(rate)>>10,))
445
413
self._transport_update_time = now
446
414
self._last_repaint = now
447
415
self._bytes_since_update = 0
457
425
transfer_time = 0.001
458
426
bps = self._total_byte_count / transfer_time
460
# using base-10 units (see HACKING.txt).
461
msg = ('Transferred: %.0fkB'
462
' (%.1fkB/s r:%.0fkB w:%.0fkB'
463
% (self._total_byte_count / 1000.,
465
self._bytes_by_direction['read'] / 1000.,
466
self._bytes_by_direction['write'] / 1000.,
428
msg = ('Transferred: %.0fKiB'
429
' (%.1fK/s r:%.0fK w:%.0fK'
430
% (self._total_byte_count / 1024.,
432
self._bytes_by_direction['read'] / 1024.,
433
self._bytes_by_direction['write'] / 1024.,
468
435
if self._bytes_by_direction['unknown'] > 0:
469
msg += ' u:%.0fkB)' % (
470
self._bytes_by_direction['unknown'] / 1000.
436
msg += ' u:%.0fK)' % (
437
self._bytes_by_direction['unknown'] / 1024.