Mercurial > parpg-source

annotate common/ordereddict.py @ 120:adbcdb900fa9

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Modified InventoryGrid to set a name for each slot containing the index. Added getSlot method to InventoryGrid. Renamed InventoryGUI class to CharacterGUI. Added InventoryGUI class which handles the inventory part of the CharacterGUI. An InventoryGUI instance is now created in CharacterGUI.
author KarstenBock@gmx.net
date Wed, 05 Oct 2011 12:59:22 +0200
parents 7a89ea5404b1
children
rev   line source
0
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1 # Copyright (c) 2009 Raymond Hettinger
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2 #
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3 # Permission is hereby granted, free of charge, to any person
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4 # obtaining a copy of this software and associated documentation files
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5 # (the "Software"), to deal in the Software without restriction,
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6 # including without limitation the rights to use, copy, modify, merge,
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7 # publish, distribute, sublicense, and/or sell copies of the Software,
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8 # and to permit persons to whom the Software is furnished to do so,
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9 # subject to the following conditions:
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10 #
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11 # The above copyright notice and this permission notice shall be
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12 # included in all copies or substantial portions of the Software.
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13 #
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14 # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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15 # EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
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16 # OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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17 # NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
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18 # HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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19 # WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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20 # FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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21 # OTHER DEALINGS IN THE SOFTWARE.
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22
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23 from UserDict import DictMixin
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24
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25 class OrderedDict(dict, DictMixin):
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26
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27 def __init__(self, *args, **kwds):
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28 if len(args) > 1:
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29 raise TypeError('expected at most 1 arguments, got %d' % len(args))
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30 try:
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31 self.__end
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32 except AttributeError:
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33 self.clear()
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34 self.update(*args, **kwds)
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35
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36 def clear(self):
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37 self.__end = end = []
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38 end += [None, end, end] # sentinel node for doubly linked list
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39 self.__map = {} # key --> [key, prev, next]
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40 dict.clear(self)
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41
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42 def __setitem__(self, key, value):
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43 if key not in self:
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44 end = self.__end
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45 curr = end[1]
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46 curr[2] = end[1] = self.__map[key] = [key, curr, end]
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47 dict.__setitem__(self, key, value)
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48
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49 def __delitem__(self, key):
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50 dict.__delitem__(self, key)
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51 key, prev, next = self.__map.pop(key)
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52 prev[2] = next
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53 next[1] = prev
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54
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55 def __iter__(self):
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56 end = self.__end
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57 curr = end[2]
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58 while curr is not end:
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59 yield curr[0]
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60 curr = curr[2]
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61
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62 def __reversed__(self):
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63 end = self.__end
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64 curr = end[1]
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65 while curr is not end:
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66 yield curr[0]
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67 curr = curr[1]
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68
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69 def popitem(self, last=True):
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70 if not self:
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71 raise KeyError('dictionary is empty')
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72 if last:
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73 key = reversed(self).next()
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74 else:
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75 key = iter(self).next()
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76 value = self.pop(key)
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77 return key, value
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78
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79 def __reduce__(self):
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80 items = [[k, self[k]] for k in self]
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81 tmp = self.__map, self.__end
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82 del self.__map, self.__end
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83 inst_dict = vars(self).copy()
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84 self.__map, self.__end = tmp
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85 if inst_dict:
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86 return (self.__class__, (items,), inst_dict)
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87 return self.__class__, (items,)
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88
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89 def keys(self):
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90 return list(self)
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91
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92 setdefault = DictMixin.setdefault
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93 update = DictMixin.update
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94 pop = DictMixin.pop
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95 values = DictMixin.values
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96 items = DictMixin.items
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97 iterkeys = DictMixin.iterkeys
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98 itervalues = DictMixin.itervalues
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99 iteritems = DictMixin.iteritems
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100
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101 def __repr__(self):
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102 if not self:
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103 return '%s()' % (self.__class__.__name__,)
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104 return '%s(%r)' % (self.__class__.__name__, self.items())
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105
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106 def copy(self):
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107 return self.__class__(self)
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108
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109 @classmethod
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110 def fromkeys(cls, iterable, value=None):
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111 d = cls()
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112 for key in iterable:
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113 d[key] = value
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114 return d
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115
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116 def __eq__(self, other):
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117 if isinstance(other, OrderedDict):
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118 if len(self) != len(other):
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119 return False
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120 for p, q in zip(self.items(), other.items()):
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121 if p != q:
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122 return False
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123 return True
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124 return dict.__eq__(self, other)
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125
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126 def __ne__(self, other):
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127 return not self == other