Mercurial > cpython-lru_cache-weakref

annotate Tools/modulator/ScrolledListbox.py @ 5817:48b94de85bf3 legacy-trunk

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Extensive changes by AMK.
author Guido van Rossum <guido@python.org>
date Thu, 17 Jul 1997 16:29:42 +0000
parents 322fc596f1c4
children 897afcacba00
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1 # A ScrolledList widget feels like a list widget but also has a
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2 # vertical scroll bar on its right. (Later, options may be added to
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3 # add a horizontal bar as well, to make the bars disappear
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4 # automatically when not needed, to move them to the other side of the
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5 # window, etc.)
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6 #
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7 # Configuration options are passed to the List widget.
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8 # A Frame widget is inserted between the master and the list, to hold
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9 # the Scrollbar widget.
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10 # Most methods calls are inherited from the List widget; Pack methods
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11 # are redirected to the Frame widget however.
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12
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13 from Tkinter import *
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14 from Tkinter import _cnfmerge
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15
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16 class ScrolledListbox(Listbox):
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17 def __init__(self, master=None, cnf={}):
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18 cnf = _cnfmerge(cnf)
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19 fcnf = {}
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20 vcnf = {'name': 'vbar',
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21 Pack: {'side': 'right', 'fill': 'y'},}
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22 for k in cnf.keys():
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23 if type(k) == ClassType or k == 'name':
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24 fcnf[k] = cnf[k]
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25 del cnf[k]
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26 self.frame = Frame(master, fcnf)
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27 self.vbar = Scrollbar(self.frame, vcnf)
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28 cnf[Pack] = {'side': 'left', 'fill': 'both', 'expand': 'yes'}
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29 cnf['name'] = 'list'
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30 Listbox.__init__(self, self.frame, cnf)
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31 self['yscrollcommand'] = (self.vbar, 'set')
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32 self.vbar['command'] = (self, 'yview')
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33
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34 # Copy Pack methods of self.frame -- hack!
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35 for m in Pack.__dict__.keys():
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36 if m[0] != '_' and m != 'config':
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37 setattr(self, m, getattr(self.frame, m))