Mercurial > cpython-lru_cache-weakref

annotate Lib/tkinter/ScrolledText.py @ 4566:6403c94de50d legacy-trunk

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Added safeguard against failure in __del__.
author Guido van Rossum <guido@python.org>
date Wed, 27 Nov 1996 19:39:58 +0000
parents b61939524c3c
children 3feec85bba9b
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 # A ScrolledText widget feels like a text 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 Text widget.
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8 # A Frame widget is inserted between the master and the text, to hold
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9 # the Scrollbar widget.
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10 # Most methods calls are inherited from the Text 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 ScrolledText(Text):
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17 def __init__(self, master=None, **cnf):
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18 fcnf = {}
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19 for k in cnf.keys():
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20 if type(k) == ClassType or k == 'name':
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21 fcnf[k] = cnf[k]
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22 del cnf[k]
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23 self.frame = apply(Frame, (master,), fcnf)
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24 self.vbar = Scrollbar(self.frame, name='vbar')
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25 self.vbar.pack(side=RIGHT, fill=Y)
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26 cnf['name'] = 'text'
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27 apply(Text.__init__, (self, self.frame), cnf)
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28 self.pack(side=LEFT, fill=BOTH, expand=1)
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29 self['yscrollcommand'] = self.vbar.set
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30 self.vbar['command'] = self.yview
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31
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32 # Copy Pack methods of self.frame -- hack!
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33 for m in Pack.__dict__.keys():
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34 if m[0] != '_' and m != 'config':
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35 setattr(self, m, getattr(self.frame, m))