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Merged revisions 85820,85823,85825,85840,85843-85845,85849-85851,85855,85867,85875,85907-85908,85911,85914 via svnmerge from
svn+ssh://svn.python.org/python/branches/py3k ........ r85820 | georg.brandl | 2010-10-24 16:20:22 +0200 (So, 24 Okt 2010) | 1 line Remove usage of exception indexing. ........ r85823 | georg.brandl | 2010-10-24 16:32:45 +0200 (So, 24 Okt 2010) | 1 line Fix style. ........ r85825 | georg.brandl | 2010-10-24 17:16:02 +0200 (So, 24 Okt 2010) | 1 line Add documentation about the default warnings filters. ........ r85840 | georg.brandl | 2010-10-25 19:50:20 +0200 (Mo, 25 Okt 2010) | 1 line #3018: tkinter demo fixes for py3k. ........ r85843 | georg.brandl | 2010-10-26 08:59:23 +0200 (Di, 26 Okt 2010) | 1 line Markup fix. ........ r85844 | georg.brandl | 2010-10-26 12:39:14 +0200 (Di, 26 Okt 2010) | 1 line Work a bit more on tkinter demos. ........ r85845 | georg.brandl | 2010-10-26 12:42:16 +0200 (Di, 26 Okt 2010) | 1 line faqwiz is removed. ........ r85849 | georg.brandl | 2010-10-26 21:31:06 +0200 (Di, 26 Okt 2010) | 1 line #10200: typo. ........ r85850 | georg.brandl | 2010-10-26 21:58:11 +0200 (Di, 26 Okt 2010) | 1 line #10200: typo. ........ r85851 | georg.brandl | 2010-10-26 22:12:37 +0200 (Di, 26 Okt 2010) | 1 line Fix import. ........ r85855 | georg.brandl | 2010-10-27 09:21:54 +0200 (Mi, 27 Okt 2010) | 1 line Encoding fix. ........ r85867 | georg.brandl | 2010-10-27 22:01:51 +0200 (Mi, 27 Okt 2010) | 1 line Add David. ........ r85875 | georg.brandl | 2010-10-28 10:38:30 +0200 (Do, 28 Okt 2010) | 1 line Fix bytes/str issues in get-remote-certificate.py. ........ r85907 | georg.brandl | 2010-10-29 06:54:13 +0200 (Fr, 29 Okt 2010) | 1 line #10222: fix for overzealous AIX compiler. ........ r85908 | georg.brandl | 2010-10-29 07:22:17 +0200 (Fr, 29 Okt 2010) | 1 line send_bytes obviously needs bytes... ........ r85911 | georg.brandl | 2010-10-29 07:36:28 +0200 (Fr, 29 Okt 2010) | 1 line Fix markup error and update false positive entries from "make suspicious". ........ r85914 | georg.brandl | 2010-10-29 08:17:38 +0200 (Fr, 29 Okt 2010) | 1 line (?:...) is a non-capturing, but still grouping construct. ........
This commit is contained in:
Georg Brandl
parent
d62ecbf0ba
commit
f55aa80b37
34 changed files with 315 additions and 269 deletions
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@ -1,220 +0,0 @@
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# Widget to display a man page
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import re
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from tkinter import *
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from tkinter import _tkinter
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from tkinter.scrolledtext import ScrolledText
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# XXX These fonts may have to be changed to match your system
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BOLDFONT = '*-Courier-Bold-R-Normal-*-120-*'
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ITALICFONT = '*-Courier-Medium-O-Normal-*-120-*'
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# XXX Recognizing footers is system dependent
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# (This one works for IRIX 5.2 and Solaris 2.2)
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footerprog = re.compile(
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'^ Page [1-9][0-9]*[ \t]+\|^.*Last change:.*[1-9][0-9]*\n')
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emptyprog = re.compile('^[ \t]*\n')
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ulprog = re.compile('^[ \t]*[Xv!_][Xv!_ \t]*\n')
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# Basic Man Page class -- does not disable editing
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class EditableManPage(ScrolledText):
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# Initialize instance
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def __init__(self, master=None, **cnf):
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# Initialize base class
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ScrolledText.__init__(self, master, **cnf)
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# Define tags for formatting styles
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self.tag_config('X', underline=1)
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self.tag_config('!', font=BOLDFONT)
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self.tag_config('_', font=ITALICFONT)
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# Set state to idle
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self.fp = None
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self.lineno = 0
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# Test whether we are busy parsing a file
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def busy(self):
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return self.fp != None
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# Ensure we're not busy
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def kill(self):
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if self.busy():
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self._endparser()
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# Parse a file, in the background
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def asyncparsefile(self, fp):
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self._startparser(fp)
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self.tk.createfilehandler(fp, _tkinter.READABLE,
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self._filehandler)
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parsefile = asyncparsefile # Alias
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# I/O handler used by background parsing
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def _filehandler(self, fp, mask):
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nextline = self.fp.readline()
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if not nextline:
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self._endparser()
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return
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self._parseline(nextline)
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# Parse a file, now (cannot be aborted)
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def syncparsefile(self, fp):
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from select import select
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def avail(fp=fp, tout=0.0, select=select):
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return select([fp], [], [], tout)[0]
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height = self.getint(self['height'])
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self._startparser(fp)
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while 1:
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nextline = fp.readline()
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if not nextline:
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break
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self._parseline(nextline)
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self._endparser()
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# Initialize parsing from a particular file -- must not be busy
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def _startparser(self, fp):
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if self.busy():
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raise RuntimeError('startparser: still busy')
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fp.fileno() # Test for file-ness
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self.fp = fp
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self.lineno = 0
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self.ok = 0
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self.empty = 0
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self.buffer = None
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savestate = self['state']
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self['state'] = NORMAL
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self.delete('1.0', END)
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self['state'] = savestate
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# End parsing -- must be busy, need not be at EOF
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def _endparser(self):
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if not self.busy():
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raise RuntimeError('endparser: not busy')
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if self.buffer:
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self._parseline('')
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try:
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self.tk.deletefilehandler(self.fp)
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except TclError as msg:
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pass
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self.fp.close()
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self.fp = None
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del self.ok, self.empty, self.buffer
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# Parse a single line
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def _parseline(self, nextline):
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if not self.buffer:
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# Save this line -- we need one line read-ahead
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self.buffer = nextline
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return
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if emptyprog.match(self.buffer) >= 0:
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# Buffered line was empty -- set a flag
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self.empty = 1
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self.buffer = nextline
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return
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textline = self.buffer
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if ulprog.match(nextline) >= 0:
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# Next line is properties for buffered line
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propline = nextline
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self.buffer = None
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else:
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# Next line is read-ahead
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propline = None
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self.buffer = nextline
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if not self.ok:
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# First non blank line after footer must be header
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# -- skip that too
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self.ok = 1
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self.empty = 0
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return
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if footerprog.match(textline) >= 0:
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# Footer -- start skipping until next non-blank line
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self.ok = 0
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self.empty = 0
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return
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savestate = self['state']
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self['state'] = NORMAL
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if TkVersion >= 4.0:
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self.mark_set('insert', 'end-1c')
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else:
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self.mark_set('insert', END)
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if self.empty:
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# One or more previous lines were empty
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# -- insert one blank line in the text
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self._insert_prop('\n')
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self.lineno = self.lineno + 1
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self.empty = 0
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if not propline:
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# No properties
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self._insert_prop(textline)
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else:
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# Search for properties
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p = ''
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j = 0
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for i in range(min(len(propline), len(textline))):
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if propline[i] != p:
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if j < i:
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self._insert_prop(textline[j:i], p)
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j = i
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p = propline[i]
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self._insert_prop(textline[j:])
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self.lineno = self.lineno + 1
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self['state'] = savestate
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# Insert a string at the end, with at most one property (tag)
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def _insert_prop(self, str, prop = ' '):
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here = self.index(AtInsert())
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self.insert(AtInsert(), str)
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if TkVersion <= 4.0:
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tags = self.tag_names(here)
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for tag in tags:
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self.tag_remove(tag, here, AtInsert())
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if prop != ' ':
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self.tag_add(prop, here, AtInsert())
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# Readonly Man Page class -- disables editing, otherwise the same
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class ReadonlyManPage(EditableManPage):
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# Initialize instance
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def __init__(self, master=None, **cnf):
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cnf['state'] = DISABLED
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EditableManPage.__init__(self, master, **cnf)
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# Alias
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ManPage = ReadonlyManPage
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# Test program.
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# usage: ManPage [manpage]; or ManPage [-f] file
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# -f means that the file is nroff -man output run through ul -i
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def test():
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import os
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import sys
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# XXX This directory may be different on your system
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MANDIR = '/usr/local/man/mann'
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DEFAULTPAGE = 'Tcl'
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formatted = 0
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if sys.argv[1:] and sys.argv[1] == '-f':
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formatted = 1
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del sys.argv[1]
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if sys.argv[1:]:
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name = sys.argv[1]
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else:
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name = DEFAULTPAGE
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if not formatted:
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if name[-2:-1] != '.':
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name = name + '.n'
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name = os.path.join(MANDIR, name)
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root = Tk()
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root.minsize(1, 1)
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manpage = ManPage(root, relief=SUNKEN, borderwidth=2)
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manpage.pack(expand=1, fill=BOTH)
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if formatted:
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fp = open(name, 'r')
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else:
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fp = os.popen('nroff -man %s | ul -i' % name, 'r')
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manpage.parsefile(fp)
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root.mainloop()
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# Run the test program when called as a script
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if __name__ == '__main__':
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test()
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