misc.py

   1 from PyQt4 import QtCore, QtGui
   2 from htmlentitydefs import name2codepoint as n2cp
   3 import re
   4 import urllib2, cookielib
   5 import socket
   6 import unicodedata
   7
   8 import logging
   9
  10 socket.setdefaulttimeout(8)
  11
  12 appIcon = 'gfx/icon.png'
  13 APPNAME = 'montypc'
  14 ORGNAME = 'montypc'
  15
  16 def doEvents():
  17     """Make some time for necessary events."""
  18     QtCore.QEventLoop().processEvents(QtCore.QEventLoop.AllEvents)
  19
  20 def sec2min(secs):
  21     """Converts seconds to min:sec."""
  22     min=int(secs/60)
  23     sec=secs%60
  24     if sec<10:sec='0'+str(sec)
  25     return str(min)+':'+str(sec)
  26
  27 def numeric_compare(x, y):
  28     if x>y:
  29         return 1
  30     elif x==y:
  31         return 0
  32     return -1
  33 def unique(seq):
  34     """Retrieve list of unique elements."""
  35     seen = []
  36     return t(c for c in seq if not (c in seen or seen.append(c)))
  37
  38 def toAscii(ustr):
  39     if type(ustr)==str:
  40         return ustr
  41     return unicodedata.normalize('NFKD', ustr).encode('ascii', 'ignore')
  42
  43 def substEntity(match):
  44     ent = match.group(2)
  45     if match.group(1) == "#":
  46         return unichr(int(ent))
  47     else:
  48         cp = n2cp.get(ent)
  49
  50         if cp:
  51             return unichr(cp)
  52         else:
  53             return match.group()
  54
  55 def decodeHTMLEntities(string):
  56     # replace entities with their UTF-counterpart
  57     entity_re = re.compile("&(#?)(\d{1,5}|\w{1,8});")
  58     return entity_re.subn(substEntity, string)[0]
  59
  60
  61 class Button(QtGui.QPushButton):
  62     iconSize=32
  63     """A simple Button class which calls $onClick when clicked."""
  64     def __init__(self, caption, onClick=None, iconPath=None, iconOnly=False, parent=None):
  65         QtGui.QPushButton.__init__(self, parent)
  66
  67         if onClick:
  68             self.connect(self, QtCore.SIGNAL('clicked(bool)'), onClick)
  69         if iconPath:
  70             self.changeIcon(iconPath)
  71
  72         if not(iconPath and iconOnly):
  73             QtGui.QPushButton.setText(self, caption)
  74
  75         self.setToolTip(caption)
  76
  77     def setText(self, caption):
  78         self.setToolTip(caption)
  79         if self.icon()==None:
  80             self.setText(caption)
  81
  82     def changeIcon(self, iconPath):
  83         icon=QtGui.QIcon()
  84         icon.addFile(iconPath, QtCore.QSize(self.iconSize, self.iconSize))
  85         self.setIcon(icon)