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annotate ZTUtils/SimpleTree.py @ 1042:adcfdeac4e76

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author Richard Jones <richard@users.sourceforge.net>
date Wed, 04 Sep 2002 04:47:28 +0000
parents 7fe79c67aaa9
children
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1 ##############################################################################
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2 #
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3 # Copyright (c) 2001 Zope Corporation and Contributors. All Rights Reserved.
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4 #
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5 # This software is subject to the provisions of the Zope Public License,
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6 # Version 2.0 (ZPL). A copy of the ZPL should accompany this distribution.
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7 # THIS SOFTWARE IS PROVIDED "AS IS" AND ANY AND ALL EXPRESS OR IMPLIED
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8 # WARRANTIES ARE DISCLAIMED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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9 # WARRANTIES OF TITLE, MERCHANTABILITY, AGAINST INFRINGEMENT, AND FITNESS
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10 # FOR A PARTICULAR PURPOSE
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11 #
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12 ##############################################################################
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13 __doc__='''Simple Tree classes
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14
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15 $Id: SimpleTree.py,v 1.1 2002-08-30 08:25:34 richard Exp $'''
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16 __version__='$Revision: 1.1 $'[11:-2]
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17
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18 from Tree import TreeMaker, TreeNode, b2a
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19
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20 class SimpleTreeNode(TreeNode):
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21 def branch(self):
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22 if self.state == 0:
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23 return {'link': None, 'img': '&nbsp;&nbsp;'}
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24
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25 if self.state < 0:
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26 setst = 'expand'
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27 exnum = self.aq_parent.expansion_number
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28 img = 'pl'
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29 else:
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30 setst = 'collapse'
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31 exnum = self.expansion_number
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32 img = 'mi'
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33
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34 base = self.aq_acquire('baseURL')
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35 obid = self.id
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36 pre = self.aq_acquire('tree_pre')
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37
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38 return {'link': '?%s-setstate=%s,%s,%s#%s' % (pre, setst[0],
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39 exnum, obid, obid),
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40 'img': '<img src="%s/p_/%s" alt="%s" border="0">' % (base, img, setst)}
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41
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42
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43 class SimpleTreeMaker(TreeMaker):
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44 '''Generate Simple Trees'''
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45
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46 def __init__(self, tree_pre="tree"):
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47 self.tree_pre = tree_pre
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48
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49 def node(self, object):
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50 node = SimpleTreeNode()
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51 node.object = object
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52 node.id = b2a(self.getId(object))
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53 return node
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54
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55 def markRoot(self, node):
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56 node.tree_pre = self.tree_pre
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57 node.baseURL = node.object.REQUEST['BASEPATH1']
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