/usr/share/pyshared/smart/progress.py is in python-smartpm 1.4-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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# Copyright (c) 2004 Conectiva, Inc.
#
# Written by Gustavo Niemeyer <niemeyer@conectiva.com>
#
# This file is part of Smart Package Manager.
#
# Smart Package Manager is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as published
# by the Free Software Foundation; either version 2 of the License, or (at
# your option) any later version.
#
# Smart Package Manager is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Smart Package Manager; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#
import thread
import time
import sys
INTERVAL = 0.1
class Progress(object):
def __init__(self):
self.__topic = ""
self.__progress = (0, 0, {}) # (current, total, data)
self.__lastshown = None
self.__done = False
self.__subtopic = {}
self.__subprogress = {} # (subcurrent, subtotal, fragment, subdata)
self.__sublastshown = {}
self.__subdone = {}
self.__lasttime = 0
self.__lock = thread.allocate_lock()
self.__hassub = False
def lock(self):
self.__lock.acquire()
def unlock(self):
self.__lock.release()
def start(self):
pass
def stop(self):
self.__topic = ""
self.__progress = (0, 0, {})
self.__lastshown = None
self.__done = False
self.__subtopic.clear()
self.__subprogress.clear()
self.__sublastshown.clear()
self.__subdone.clear()
self.__lasttime = 0
self.__hassub = False
def setHasSub(self, flag):
self.__hassub = flag
def getHasSub(self):
return self.__hassub
def getSubCount(self):
return len(self.__subprogress)
def show(self):
now = time.time()
if self.__lasttime > now-INTERVAL:
return
self.__lock.acquire()
try:
self.__lasttime = now
current, total, data = self.__progress
subexpose = []
for subkey in self.__subprogress.keys():
sub = self.__subprogress[subkey]
subcurrent, subtotal, fragment, subdata = sub
subpercent = int(100*float(subcurrent)/(subtotal or 1))
if fragment:
current += int(fragment*float(subpercent)/100)
subtopic = self.__subtopic.get(subkey)
if (subkey not in self.__subdone and
sub == self.__sublastshown.get(subkey)):
continue
self.__sublastshown[subkey] = sub
subdone = False
if subpercent == 100:
self.__subdone[subkey] = True
subdone = True
if fragment:
_current, _total, _data = self.__progress
self.__progress = (_current+fragment, _total, _data)
if _current == _total:
self.__lasttime = 0
elif subkey in self.__subdone:
subdone = subkey in self.__subdone
subexpose.append((subkey, subtopic, subpercent,
subdata, subdone))
topic = self.__topic
percent = int(100*float(current)/(total or 1))
if subexpose:
for info in subexpose:
self.expose(topic, percent, *info)
if info[-1]:
subkey = info[0]
del self.__subprogress[subkey]
del self.__sublastshown[subkey]
del self.__subtopic[subkey]
if percent == 100 and len(self.__subprogress) == 0:
self.__done = True
self.expose(topic, percent, None, None, None, data,
self.__done)
elif (topic, percent) != self.__lastshown:
if percent == 100 and len(self.__subprogress) == 0:
self.__done = True
self.expose(topic, percent, None, None, None, data,
self.__done)
finally:
self.__lock.release()
def expose(self, topic, percent, subkey, subtopic, subpercent, data, done):
pass
def setTopic(self, topic):
self.__topic = topic
def get(self):
return self.__progress
def set(self, current, total, data={}):
self.__lock.acquire()
try:
if self.__done:
return
if current > total:
current = total
self.__progress = (current, total, data)
if current == total:
self.__lasttime = 0
finally:
self.__lock.release()
def add(self, value):
self.__lock.acquire()
try:
if self.__done:
return
current, total, data = self.__progress
current += value
if current > total:
current = total
self.__progress = (current, total, data)
if current == total:
self.__lasttime = 0
finally:
self.__lock.release()
def addTotal(self, value):
self.__lock.acquire()
try:
if self.__done:
return
current, total, data = self.__progress
self.__progress = (current, total+value, data)
finally:
self.__lock.release()
def setSubTopic(self, subkey, subtopic):
self.__lock.acquire()
try:
if subkey not in self.__subtopic:
self.__lasttime = 0
self.__subtopic[subkey] = subtopic
finally:
self.__lock.release()
def getSub(self, subkey):
return self.__subprogress.get(subkey)
def getSubData(self, subkey, _none=[None]):
return self.__subprogress.get(subkey, _none)[-1]
def setSub(self, subkey, subcurrent, subtotal, fragment=0, subdata={}):
self.__lock.acquire()
try:
if self.__done or subkey in self.__subdone:
return
if subkey not in self.__subtopic:
self.__subtopic[subkey] = ""
self.__lasttime = 0
if subcurrent > subtotal:
subcurrent = subtotal
if subcurrent == subtotal:
self.__lasttime = 0
self.__subprogress[subkey] = (subcurrent, subtotal,
fragment, subdata)
finally:
self.__lock.release()
def addSub(self, subkey, value):
self.__lock.acquire()
try:
if self.__done or subkey in self.__subdone:
return
(subcurrent, subtotal,
fragment, subdata) = self.__subprogress[subkey]
subcurrent += value
if subcurrent > subtotal:
subcurrent = subtotal
self.__subprogress[subkey] = (subcurrent, subtotal,
fragment, subdata)
if subcurrent == subtotal:
self.__lasttime = 0
finally:
self.__lock.release()
def addSubTotal(self, subkey, value):
self.__lock.acquire()
try:
if self.__done or subkey in self.__subdone:
return
(subcurrent, subtotal,
fragment, subdata) = self.__subprogress[subkey]
self.__subprogress[subkey] = (subcurrent, subtotal+value,
fragment, subdata)
finally:
self.__lock.release()
def setDone(self):
self.__lock.acquire()
try:
current, total, data = self.__progress
self.__progress = (total, total, data)
self.__lasttime = 0
finally:
self.__lock.release()
def setSubDone(self, subkey):
self.__lock.acquire()
try:
if subkey in self.__subdone:
return
(subcurrent, subtotal,
fragment, subdata) = self.__subprogress[subkey]
if subcurrent != subtotal:
self.__subprogress[subkey] = (subtotal, subtotal,
fragment, subdata)
self.__lasttime = 0
finally:
self.__lock.release()
def setStopped(self):
self.__lock.acquire()
self.__done = True
self.__lasttime = 0
self.__lock.release()
def setSubStopped(self, subkey):
self.__lock.acquire()
self.__subdone[subkey] = True
self.__lasttime = 0
self.__lock.release()
def resetSub(self, subkey):
self.__lock.acquire()
try:
if subkey in self.__subdone:
del self.__subdone[subkey]
if subkey in self.__subprogress:
(subcurrent, subtotal,
fragment, subdata) = self.__subprogress[subkey]
self.__subprogress[subkey] = (0, subtotal, fragment, {})
self.__lasttime = 0
finally:
self.__lock.release()
# vim:ts=4:sw=4:et
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