Mercurial > libervia-backend

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