/usr/share/pyshared/pychecker/options.py is in pychecker 0.8.19-14.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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# vi:si:et:sw=4:sts=4:ts=4
"Main module for running pychecker a Tkinter GUI for all the options"
import sys
import os
import Tkinter, tkFileDialog
from OptionTypes import *
from string import capitalize, strip, rstrip, split
import Config
MAX_SUBBOX_ROWS = 8
MAX_BOX_COLS = 3
PAD = 10
EDITOR = "xterm -e vi -n +%(line)d %(file)s"
if sys.platform == 'win32':
EDITOR = "notepad %(file)s"
def col_weight(grid):
"Set column weights so that sticky grid settings actually work"
unused, col = grid.grid_size()
for c in range(col):
grid.columnconfigure(c, weight=1)
def spawn(cmd_list):
try:
if os.fork():
try:
os.execvp(cmd_list[0], cmd_list)
finally:
sys.exit()
except AttributeError:
os.execvp(cmd_list[0], cmd_list)
def edit(file, line):
"Fire up an external editor to see the file at the given line"
unused = file, line
args = split(EDITOR)
cmd_list = []
for word in args:
cmd_list.append(word % locals())
spawn(cmd_list)
def closeCB():
sys.exit(0)
class Results:
"Display the warnings produced by checker"
def __init__(self, w):
self.top = Tkinter.Toplevel(w, name="results")
self.top.transient(w)
self.top.bind('<Return>', self.hide)
self.top.bind('<Escape>', self.hide)
self.text = Tkinter.Text(self.top, name="text")
self.text.grid()
self.text.bind('<Double-Button-1>', self.showFile)
close = Tkinter.Button(self.top,
name="close",
default=Tkinter.ACTIVE,
command=self.hide)
close.grid()
self.text.update_idletasks()
def show(self, text):
self.text.delete("0.1", "end")
self.text.insert("0.1", text)
self.top.deiconify()
self.top.lift()
def hide(self, *unused):
self.top.withdraw()
def line(self):
return split(self.text.index(Tkinter.CURRENT), ".")[0]
def showFile(self, unused):
import re
line = self.line()
text = self.text.get(line + ".0", line + ".end")
text = rstrip(text)
result = re.search("(.*):([0-9]+):", text)
if result:
path, line = result.groups()
edit(path, int(line))
self.text.after(0, self.selectLine)
def selectLine(self):
line = self.line()
self.text.tag_remove(Tkinter.SEL, "1.0", Tkinter.END)
self.text.tag_add(Tkinter.SEL, line + ".0", line + ".end")
class ConfigDialog:
"Dialog for editing options"
def __init__(self, tk):
self._tk = tk
self._cfg, _, _ = Config.setupFromArgs(sys.argv)
self._help = None
self._optMap = {}
self._opts = []
self._file = Tkinter.StringVar()
self._results = None
if len(sys.argv) > 1:
self._file.set(sys.argv[1])
for name, group in Config._OPTIONS:
opts = []
for _, useValue, longArg, member, description in group:
value = None
if member:
value = getattr(self._cfg, member)
description = member + ": " + capitalize(description)
description = strip(description)
tk.option_add('*' + longArg + ".help", description)
if useValue:
if type(value) == type([]):
field = List(longArg, value)
elif type(value) == type(1):
field = Number(longArg, int(value))
elif type(value) == type(''):
field = Text(longArg, value)
else:
field = Boolean(longArg, value)
else:
field = Boolean(longArg, value)
self._optMap[longArg] = field
opts.append(field)
self._opts.append( (name, opts))
def _add_fields(self, w, opts):
count = 0
for opt in opts:
f = opt.field(w)
c, r = divmod(count, MAX_SUBBOX_ROWS)
f.grid(row=r, column=c, sticky=Tkinter.NSEW)
count = count + 1
def _add_group(self, w, name, opts):
colFrame = Tkinter.Frame(w)
label = Tkinter.Label(colFrame, text=name + ":")
label.grid(row=0, column=0, sticky=Tkinter.NSEW)
gframe = Tkinter.Frame(colFrame, relief=Tkinter.GROOVE, borderwidth=2)
gframe.grid(row=1, column=0, sticky=Tkinter.NSEW)
self._add_fields(gframe, opts)
label = Tkinter.Label(colFrame)
label.grid(row=2, column=0, sticky=Tkinter.NSEW)
colFrame.rowconfigure(2, weight=1)
return colFrame
def main(self):
frame = Tkinter.Frame(self._tk, name="opts")
frame.grid()
self._tk.option_readfile('Options.ad')
self._fields = {}
row, col = 0, 0
rowFrame = Tkinter.Frame(frame)
rowFrame.grid(row=row)
row = row + 1
for name, opts in self._opts:
w = self._add_group(rowFrame, name, opts)
w.grid(row=row, column=col, sticky=Tkinter.NSEW, padx=PAD)
col = col + 1
if col >= MAX_BOX_COLS:
col_weight(rowFrame)
rowFrame=Tkinter.Frame(frame)
rowFrame.grid(row=row, sticky=Tkinter.NSEW)
col = 0
row = row + 1
col_weight(rowFrame)
self._help = Tkinter.Label(self._tk, name="helpBox")
self._help.grid(row=row)
self._help.config(takefocus=0)
buttons = Tkinter.Frame(self._tk, name="buttons")
ok = Tkinter.Button(buttons, name="ok", command=self.ok, default=Tkinter.ACTIVE)
ok.grid(row=row, column=0)
default = Tkinter.Button(buttons, name="default", command=self.default)
default.grid(row=row, column=1)
close = Tkinter.Button(buttons, name="close", command=closeCB)
close.grid(row=row, column=2)
buttons.grid()
f = Tkinter.Frame(self._tk, name="fileStuff")
Tkinter.Button(f, name="getfile", command=self.file).grid(row=0, column=1)
fileEntry = Tkinter.Entry(f, name="fname", textvariable=self._file)
fileEntry.grid(row=0, column=2)
Tkinter.Button(f, name="check", command=self.check).grid(row=0, column=3)
f.grid(sticky=Tkinter.EW)
self._tk.bind_all('<FocusIn>', self.focus)
self._tk.bind_all('<Enter>', self.focus)
self._tk.bind_all('<ButtonPress>', self.click)
fileEntry.bind('<Return>', self.check)
self._tk.mainloop()
#
# Callbacks
#
def help(self, w):
if type(w) == type(''): # occurs with file dialog...
return
if self._help == w: # ignore help events on help...
return
text = w.option_get("help", "help")
self._help.configure(text=text)
def focus(self, ev):
self.help(ev.widget)
def click(self, ev):
self.help(ev.widget)
def ok(self):
opts = []
# Pull command-line args
for _, group in self._opts:
for opt in group:
arg = opt.arg()
if arg:
opts.append(arg)
# Calculate config
self._cfg, _, _ = Config.setupFromArgs(opts)
# Set controls based on new config
for _, group in Config._OPTIONS:
for _, _, longArg, member, _ in group:
if member:
self._optMap[longArg].set(getattr(self._cfg, member))
def default(self):
self._cfg, _, _ = Config.setupFromArgs(sys.argv)
for _, group in Config._OPTIONS:
for _, _, longArg, member, _ in group:
if member:
self._optMap[longArg].set(getattr(self._cfg, member))
else:
self._optMap[longArg].set(0)
def file(self):
self._file.set(tkFileDialog.askopenfilename())
def check(self, *unused):
import checker
import StringIO
self.ok() # show effect of all settings
checker._allModules = {}
warnings = checker.getWarnings([self._file.get()], self._cfg)
capture = StringIO.StringIO()
if not self._results:
self._results = Results(self._help)
checker._printWarnings(warnings, capture)
value = strip(capture.getvalue())
if not value:
value = "None"
self._results.show(value)
if __name__=='__main__':
dirs = os.path.join(os.path.split(os.getcwd())[:-1])
sys.path.append(dirs[0])
tk = Tkinter.Tk()
tk.title('PyChecker')
ConfigDialog(tk).main()
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