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comparison frontends/src/quick_frontend/quick_list_manager.py @ 1625:8b8b1af5905f

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quick_frontend: add quick_list_manager.py and the QuickTagList class
author souliane <souliane@mailoo.org>
date Thu, 19 Nov 2015 11:15:06 +0100
parents
children d17772b0fe22
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1624:7e749e8eefd0 1625:8b8b1af5905f
1 #!/usr/bin/python
2 # -*- coding: utf-8 -*-
3
4 # Libervia: a Salut à Toi frontend
5 # Copyright (C) 2013, 2014, 2015 Adrien Cossa <souliane@mailoo.org>
6
7 # This program is free software: you can redistribute it and/or modify
8 # it under the terms of the GNU Affero General Public License as published by
9 # the Free Software Foundation, either version 3 of the License, or
10 # (at your option) any later version.
11
12 # This program is distributed in the hope that it will be useful,
13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 # GNU Affero General Public License for more details.
16
17 # You should have received a copy of the GNU Affero General Public License
18 # along with this program. If not, see <http://www.gnu.org/licenses/>.
19
20
21 class QuickTagList(object):
22 """This class manages a sorted list of tagged items, and a complementary sorted list of suggested but non tagged items."""
23
24 def __init__(self, items=None):
25 """
26
27 @param items (list): the suggested list of non tagged items
28 """
29 self.tagged = []
30 self.original = items[:] if items else [] # XXX: copy the list! It will be modified
31 self.untagged = items[:] if items else [] # XXX: copy the list! It will be modified
32 self.untagged.sort()
33
34 @property
35 def items(self):
36 """Return a sorted list of all items, tagged or untagged.
37
38 @return list
39 """
40 res = list(set(self.tagged).union(self.untagged))
41 res.sort()
42 return res
43
44 def tag(self, items):
45 """Tag some items.
46
47 @param items (list): items to be tagged
48 """
49 for item in items:
50 if item not in self.tagged:
51 self.tagged.append(item)
52 if item in self.untagged:
53 self.untagged.remove(item)
54 self.tagged.sort()
55 self.untagged.sort()
56
57 def untag(self, items):
58 """Untag some items.
59
60 @param items (list): items to be untagged
61 """
62 for item in items:
63 if item not in self.untagged and item in self.original:
64 self.untagged.append(item)
65 if item in self.tagged:
66 self.tagged.remove(item)
67 self.tagged.sort()
68 self.untagged.sort()