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author | Terry Jan Reedy <tjreedy@udel.edu> | 2016-05-22 19:10:31 -0400 |
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committer | Terry Jan Reedy <tjreedy@udel.edu> | 2016-05-22 19:10:31 -0400 |
commit | 0d9220e162f1e5f8caa3d7ebaa54665776d361a1 (patch) | |
tree | a4fa9f7cafdfc93fde86b8ffd6088d739bb93e01 /Lib/idlelib/Percolator.py | |
parent | dc4f7c09cc934524a763498250e30123a0d9d2c5 (diff) | |
download | cpython-git-0d9220e162f1e5f8caa3d7ebaa54665776d361a1.tar.gz |
Issue #24225: Rename many idlelib/*.py and idlelib/idle_test/test_*.py files.
Diffstat (limited to 'Lib/idlelib/Percolator.py')
-rw-r--r-- | Lib/idlelib/Percolator.py | 105 |
1 files changed, 0 insertions, 105 deletions
diff --git a/Lib/idlelib/Percolator.py b/Lib/idlelib/Percolator.py deleted file mode 100644 index b8be2aa746..0000000000 --- a/Lib/idlelib/Percolator.py +++ /dev/null @@ -1,105 +0,0 @@ -from idlelib.WidgetRedirector import WidgetRedirector -from idlelib.Delegator import Delegator - - -class Percolator: - - def __init__(self, text): - # XXX would be nice to inherit from Delegator - self.text = text - self.redir = WidgetRedirector(text) - self.top = self.bottom = Delegator(text) - self.bottom.insert = self.redir.register("insert", self.insert) - self.bottom.delete = self.redir.register("delete", self.delete) - self.filters = [] - - def close(self): - while self.top is not self.bottom: - self.removefilter(self.top) - self.top = None - self.bottom.setdelegate(None) - self.bottom = None - self.redir.close() - self.redir = None - self.text = None - - def insert(self, index, chars, tags=None): - # Could go away if inheriting from Delegator - self.top.insert(index, chars, tags) - - def delete(self, index1, index2=None): - # Could go away if inheriting from Delegator - self.top.delete(index1, index2) - - def insertfilter(self, filter): - # Perhaps rename to pushfilter()? - assert isinstance(filter, Delegator) - assert filter.delegate is None - filter.setdelegate(self.top) - self.top = filter - - def removefilter(self, filter): - # XXX Perhaps should only support popfilter()? - assert isinstance(filter, Delegator) - assert filter.delegate is not None - f = self.top - if f is filter: - self.top = filter.delegate - filter.setdelegate(None) - else: - while f.delegate is not filter: - assert f is not self.bottom - f.resetcache() - f = f.delegate - f.setdelegate(filter.delegate) - filter.setdelegate(None) - - -def _percolator(parent): # htest # - import tkinter as tk - import re - - class Tracer(Delegator): - def __init__(self, name): - self.name = name - Delegator.__init__(self, None) - - def insert(self, *args): - print(self.name, ": insert", args) - self.delegate.insert(*args) - - def delete(self, *args): - print(self.name, ": delete", args) - self.delegate.delete(*args) - - box = tk.Toplevel(parent) - box.title("Test Percolator") - width, height, x, y = list(map(int, re.split('[x+]', parent.geometry()))) - box.geometry("+%d+%d" % (x, y + 150)) - text = tk.Text(box) - p = Percolator(text) - pin = p.insertfilter - pout = p.removefilter - t1 = Tracer("t1") - t2 = Tracer("t2") - - def toggle1(): - (pin if var1.get() else pout)(t1) - def toggle2(): - (pin if var2.get() else pout)(t2) - - text.pack() - var1 = tk.IntVar() - cb1 = tk.Checkbutton(box, text="Tracer1", command=toggle1, variable=var1) - cb1.pack() - var2 = tk.IntVar() - cb2 = tk.Checkbutton(box, text="Tracer2", command=toggle2, variable=var2) - cb2.pack() - -if __name__ == "__main__": - import unittest - unittest.main('idlelib.idle_test.test_percolator', verbosity=2, - exit=False) - - from idlelib.idle_test.htest import run - run(_percolator) |