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1 # -*- coding: utf-8 -*- 2 # Elisa - Home multimedia server 3 # Copyright (C) 2006-2008 Fluendo Embedded S.L. (www.fluendo.com). 4 # All rights reserved. 5 # 6 # This file is available under one of two license agreements. 7 # 8 # This file is licensed under the GPL version 3. 9 # See "LICENSE.GPL" in the root of this distribution including a special 10 # exception to use Elisa with Fluendo's plugins. 11 # 12 # The GPL part of Elisa is also available under a commercial licensing 13 # agreement from Fluendo. 14 # See "LICENSE.Elisa" in the root directory of this distribution package 15 # for details on that license. 16 17 18 __maintainer__ = 'Lionel Martin <lionel@fluendo.com>' 19 20 21 from elisa.base_components.model import Model 22 from elisa.core.observers.list import ListObservable 23 2426 """ 27 Modelize a list data structure 28 29 DOCME more. 30 """ 31 32 36 41 4210344 for element in elements: 45 if isinstance(element, Model): 46 element.parent = self 47 ListObservable.extend(self, elements)48 4951 if isinstance(element, Model): 52 element.parent = self 53 ListObservable.insert(self, position, element)54 5557 element = ListObservable.pop(self, position) 58 if isinstance(element, Model): 59 element.parent = None 60 return element61 66 6769 previous_value = self[key] 70 if isinstance(value, Model): 71 value.parent = self 72 ListObservable.__setitem__(self, key, value) 73 if isinstance(previous_value, Model): 74 previous_value.parent = None75 7678 element = self[key] 79 ListObservable.__delitem__(self, key) 80 if isinstance(element, Model): 81 element.parent = None82 8385 removed_elements = self[i:j] 86 for element in sequence: 87 if isinstance(element, Model): 88 element.parent = self 89 90 ListObservable.__setslice__(self, i, j, sequence) 91 92 for element in removed_elements: 93 if isinstance(element, Model): 94 element.parent = None95 9698 removed_elements = self[i:j] 99 ListObservable.__delslice__(self, i, j) 100 for element in removed_elements: 101 if isinstance(element, Model): 102 element.parent = None
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