mirror of
https://github.com/python/cpython.git
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36e0a92442
svn+ssh://pythondev@svn.python.org/python/branches/p3yk
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r56454 | kurt.kaiser | 2007-07-18 22:26:14 -0700 (Wed, 18 Jul 2007) | 2 lines
Make relative imports explicit for py3k
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r56455 | kurt.kaiser | 2007-07-18 23:12:15 -0700 (Wed, 18 Jul 2007) | 2 lines
Was modifying dict during iteration.
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r56457 | guido.van.rossum | 2007-07-19 07:33:19 -0700 (Thu, 19 Jul 2007) | 2 lines
Fix failing test.
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r56466 | guido.van.rossum | 2007-07-19 20:58:16 -0700 (Thu, 19 Jul 2007) | 35 lines
Merged revisions 56413-56465 via svnmerge from
svn+ssh://pythondev@svn.python.org/python/trunk
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r56439 | georg.brandl | 2007-07-17 23:37:55 -0700 (Tue, 17 Jul 2007) | 2 lines
Use "Unix" as platform name, not "UNIX".
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r56441 | guido.van.rossum | 2007-07-18 10:19:14 -0700 (Wed, 18 Jul 2007) | 3 lines
SF patch# 1755885 by Kurt Kaiser: show location of Unicode escape errors.
(Slightly tweaked for style and refcounts.)
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r56444 | kurt.kaiser | 2007-07-18 12:58:42 -0700 (Wed, 18 Jul 2007) | 2 lines
Fix failing unicode test caused by change to ast.c at r56441
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r56451 | georg.brandl | 2007-07-18 15:36:53 -0700 (Wed, 18 Jul 2007) | 2 lines
Add description for wave.setcomptype() values
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r56456 | walter.doerwald | 2007-07-19 06:04:38 -0700 (Thu, 19 Jul 2007) | 3 lines
Document that codecs.lookup() returns a CodecInfo object.
(fixes SF bug #1754453).
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r56463 | facundo.batista | 2007-07-19 16:57:38 -0700 (Thu, 19 Jul 2007) | 6 lines
Added a select.select call in the test server loop to make sure the
socket is ready to be read from before attempting a read (this
prevents an error 10035 on some Windows platforms). [GSoC - Alan
McIntyre]
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88 lines
3.1 KiB
Python
88 lines
3.1 KiB
Python
from .configHandler import idleConf
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class History:
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def __init__(self, text, output_sep = "\n"):
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self.text = text
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self.history = []
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self.history_prefix = None
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self.history_pointer = None
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self.output_sep = output_sep
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self.cyclic = idleConf.GetOption("main", "History", "cyclic", 1, "bool")
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text.bind("<<history-previous>>", self.history_prev)
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text.bind("<<history-next>>", self.history_next)
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def history_next(self, event):
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self.history_do(0)
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return "break"
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def history_prev(self, event):
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self.history_do(1)
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return "break"
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def _get_source(self, start, end):
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# Get source code from start index to end index. Lines in the
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# text control may be separated by sys.ps2 .
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lines = self.text.get(start, end).split(self.output_sep)
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return "\n".join(lines)
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def _put_source(self, where, source):
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output = self.output_sep.join(source.split("\n"))
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self.text.insert(where, output)
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def history_do(self, reverse):
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nhist = len(self.history)
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pointer = self.history_pointer
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prefix = self.history_prefix
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if pointer is not None and prefix is not None:
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if self.text.compare("insert", "!=", "end-1c") or \
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self._get_source("iomark", "end-1c") != self.history[pointer]:
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pointer = prefix = None
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if pointer is None or prefix is None:
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prefix = self._get_source("iomark", "end-1c")
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if reverse:
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pointer = nhist
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else:
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if self.cyclic:
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pointer = -1
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else:
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self.text.bell()
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return
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nprefix = len(prefix)
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while 1:
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if reverse:
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pointer = pointer - 1
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else:
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pointer = pointer + 1
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if pointer < 0 or pointer >= nhist:
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self.text.bell()
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if not self.cyclic and pointer < 0:
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return
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else:
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if self._get_source("iomark", "end-1c") != prefix:
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self.text.delete("iomark", "end-1c")
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self._put_source("iomark", prefix)
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pointer = prefix = None
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break
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item = self.history[pointer]
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if item[:nprefix] == prefix and len(item) > nprefix:
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self.text.delete("iomark", "end-1c")
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self._put_source("iomark", item)
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break
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self.text.mark_set("insert", "end-1c")
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self.text.see("insert")
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self.text.tag_remove("sel", "1.0", "end")
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self.history_pointer = pointer
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self.history_prefix = prefix
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def history_store(self, source):
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source = source.strip()
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if len(source) > 2:
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# avoid duplicates
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try:
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self.history.remove(source)
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except ValueError:
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pass
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self.history.append(source)
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self.history_pointer = None
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self.history_prefix = None
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