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ORPA-pyOpenRPA/WPy32-3720/python-3.7.2/Lib/site-packages/idlexlib/idlexMain.py

370 lines
13 KiB

6 years ago
#! /usr/bin/env python
## """
## Copyright(C) 2011 The Board of Trustees of the University of Illinois.
## All rights reserved.
##
## Developed by: Roger D. Serwy
## University of Illinois
##
## Permission is hereby granted, free of charge, to any person obtaining
## a copy of this software and associated documentation files (the
## "Software"), to deal with the Software without restriction, including
## without limitation the rights to use, copy, modify, merge, publish,
## distribute, sublicense, and/or sell copies of the Software, and to
## permit persons to whom the Software is furnished to do so, subject to
## the following conditions:
##
## + Redistributions of source code must retain the above copyright
## notice, this list of conditions and the following disclaimers.
## + Redistributions in binary form must reproduce the above copyright
## notice, this list of conditions and the following disclaimers in the
## documentation and/or other materials provided with the distribution.
## + Neither the names of Roger D. Serwy, the University of Illinois, nor
## the names of its contributors may be used to endorse or promote
## products derived from this Software without specific prior written
## permission.
##
## THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
## OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
## MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
## IN NO EVENT SHALL THE CONTRIBUTORS OR COPYRIGHT HOLDERS BE LIABLE FOR
## ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
## CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH
## THE SOFTWARE OR THE USE OR OTHER DEALINGS WITH THE SOFTWARE.
##
##
## """
# This module hotpatches EditorWindow.py to load idlex extensions properly
from __future__ import print_function
import sys
from idlexlib.extensionManager import extensionManager
import idlelib
import os
import __main__
import imp
import traceback
import re
from idlelib import macosxSupport
version = "1.18" # IdleX version
IDLE_DEFAULT_EXT = [] # list of default extensions that IDLE has
if sys.version < '3':
from StringIO import StringIO
from Tkinter import *
import Tkinter as tkinter
import tkFileDialog
import tkMessageBox
else:
from io import StringIO
from tkinter import *
import tkinter
import tkinter.filedialog as tkFileDialog
import tkinter.messagebox as tkMessageBox
from idlelib.configHandler import idleConf, IdleConfParser
ansi_re = re.compile(r'\x01?\x1b\[(.*?)m\x02?')
def strip_ansi(s):
return ansi_re.sub("", s)
def install_idlex_manager():
""" install IDLEX extension manager into IDLE """
# 2011-11-15 Bugfix - change the user config file names for IdleX
# to avoid a problem on Windows where pythonw.exe refuses to run
# idle.pyw when an error occurs. However python.exe runs idle.py just fine.
# See http://bugs.python.org/issue13582
u = idleConf.userCfg
for key, value in list(u.items()):
# add "idlex-" to user config file names
fullfile = value.file
directory, filename = os.path.split(fullfile)
if filename.startswith('idlex-'):
new_filename = filename
else:
new_filename = 'idlex-' + filename
new_fullfile = os.path.join(directory, new_filename)
value.file = new_fullfile
value.Load()
mod = extensionManager.load_extension('idlexManager')
mod.extensionManager = extensionManager
mod.version = version
mod.update_globals()
# add idlex to the extension list
e = idleConf.userCfg['extensions']
if not e.has_section('idlexManager'):
e.add_section('idlexManager')
e.set('idlexManager', 'enable', '1')
def _printExt():
a = []
for i in idleConf.defaultCfg['extensions'].sections():
if i.endswith('_cfgBindings') or i.endswith('_bindings'):
continue
a.append(i)
print('Extensions: %s' % a)
###########################################################################
##
## HOTPATCHING CODE
##
###########################################################################
def fix_tk86():
tkinter._Tk = tkinter.Tk
def wrapper(func, name):
Tcl_Obj = tkinter._tkinter.Tcl_Obj
def f(*args, **kwargs):
#print(name, 'wrapped', args, kwargs)
#t = [i for i in args if isinstance(i, Tcl_Obj)]
#for i in t:
# print(name, 'FOUND arg:', repr(i), type(i), str(i))
args = [i if not isinstance(i, Tcl_Obj) else str(i)
for i in args]
for key, value in kwargs.items():
if isinstance(value, Tcl_Obj):
#print(name, 'FOUND kwarg:', key, value)
kwargs[key] = str(value)
return func(*args, **kwargs)
return f
class TkReflector(object):
def __init__(self, tk):
self.tk = tk
def __getattribute__(self, name):
a = getattr(object.__getattribute__(self, 'tk'), name)
if name in ['splitlist']:
#if hasattr(a, '__call__'):
return wrapper(a, name)
else:
return a
class TkFix(tkinter.Tk):
def __init__(self, *args, **kwargs):
tkinter._Tk.__init__(self, *args, **kwargs)
self.__tk = self.tk
version = self.tk.call('info', 'patchlevel')
if version.startswith('8.6'):
self.tk = TkReflector(self.__tk)
tkinter.Tk = TkFix
def _hotpatch():
# Fix numerous outstanding IDLE issues...
import idlelib.EditorWindow
EditorWindowOrig = idlelib.EditorWindow.EditorWindow
class EditorWindow(EditorWindowOrig):
_invalid_keybindings = [] # keep track of invalid keybindings encountered
_valid_keybindings = []
# Work around a bug in IDLE for handling events bound to menu items.
# The <<event-variables>> are stored globally, not locally to
# each editor window. Without this, toggling a checked menu item
# in one editor window toggles the item in ALL editor windows.
# Issue 13179
def __init__(self, flist=None, filename=None, key=None, root=None):
if flist is not None:
flist.vars = {}
EditorWindowOrig.__init__(self, flist, filename, key, root)
# FIXME: Do not transfer custom keybindings if IDLE keyset is set to default
# Fix broken keybindings that has plagued IDLE for years.
# Issue 12387, 4765, 13071, 6739, 5707, 11437
def apply_bindings(self, keydefs=None): # SUBCLASS to catch errors
#return EditorWindowOrig.apply_bindings(self, keydefs)
if keydefs is None:
keydefs = self.Bindings.default_keydefs
text = self.text
text.keydefs = keydefs
invalid = []
for event, keylist in keydefs.items():
for key in keylist:
try:
text.event_add(event, key)
except TclError as err:
#print(' Apply bindings error:', event, key)
invalid.append((event, key))
if invalid: # notify errors
self._keybinding_error(invalid)
def RemoveKeybindings(self): # SUBCLASS to catch errors
"Remove the keybindings before they are changed."
EditorWindow._invalid_keybindings = []
# Called from configDialog.py
self.Bindings.default_keydefs = keydefs = idleConf.GetCurrentKeySet()
for event, keylist in keydefs.items():
for key in keylist:
try:
self.text.event_delete(event, key)
except Exception as err:
print(' Caught event_delete error:', err)
print(' For %s, %s' % (event, key))
pass
for extensionName in self.get_standard_extension_names():
xkeydefs = idleConf.GetExtensionBindings(extensionName)
if xkeydefs:
for event, keylist in xkeydefs.items():
for key in keylist:
try:
self.text.event_delete(event, key)
except Exception as err:
print(' Caught event_delete error:', err)
print(' For %s, %s' % (event, key))
pass
def _keybinding_error(self, invalid):
""" Create an error message about keybindings. """
new_invalid = [i for i in invalid if i not in EditorWindow._invalid_keybindings]
if new_invalid:
msg = ['There are invalid key bindings:', '']
for ev, k in new_invalid:
while ev[0] == '<' and ev[-1] == '>':
ev = ev[1:-1]
msg.append('Action:%s' % ev)
msg.append('Key:%s' % k)
msg.append('')
msg.extend(['Please reconfigure these bindings.'])
def errormsg(msg=msg):
tkMessageBox.showerror(title='Invalid Key Bindings',
message='\n'.join(msg),
master=self.top,
parent=self.top)
EditorWindow._invalid_keybindings.extend(new_invalid)
self.top.after(100, errormsg)
def load_standard_extensions(self):
for name in self.get_standard_extension_names():
try:
if name in extensionManager.IDLE_EXTENSIONS:
self.load_extension(name)
else:
self.load_idlex_extension(name)
except:
print("Failed to load extension", repr(name))
import traceback
traceback.print_exc()
def load_idlex_extension(self, name):
# import from idlex
mod = extensionManager.load_extension(name)
if mod is None:
print("\nFailed to import IDLEX extension: %s" % name)
return
cls = getattr(mod, name)
keydefs = idleConf.GetExtensionBindings(name)
if hasattr(cls, "menudefs"):
self.fill_menus(cls.menudefs, keydefs)
ins = cls(self)
self.extensions[name] = ins
if keydefs:
self.apply_bindings(keydefs)
for vevent in keydefs.keys():
methodname = vevent.replace("-", "_")
while methodname[:1] == '<':
methodname = methodname[1:]
while methodname[-1:] == '>':
methodname = methodname[:-1]
methodname = methodname + "_event"
if hasattr(ins, methodname):
self.text.bind(vevent, getattr(ins, methodname))
idlelib.EditorWindow.EditorWindow = EditorWindow
def macosx_workaround():
# restore "Options" menu on MacOSX
if not macosxSupport.runningAsOSXApp():
return
def restore(menu_specs):
c = [a for a,b in menu_specs]
if "options" not in c:
menu_specs.insert(-2, ("options", "Options"))
import idlelib.EditorWindow
restore(idlelib.EditorWindow.EditorWindow.menu_specs)
import idlelib.PyShell
restore(idlelib.PyShell.PyShell.menu_specs)
class devnull:
# For pythonw.exe on Windows...
def __init__(self):
pass
def write(self, *args, **kwargs):
pass
def __getattr__(self, *args, **kwargs):
return self.write
def pythonw_workaround():
# Work around a bug in pythonw.exe that prevents IdleX from starting.
if sys.stderr is None:
sys.stderr = devnull()
if sys.stdout is None:
sys.stdout = devnull()
def main():
pythonw_workaround()
_hotpatch()
fix_tk86()
try:
macosx_workaround()
except:
pass # Tk on OSX should not be this fragile...
install_idlex_manager()
extensionManager.load_idlex_extensions()
# Force a reset on Bindings...
# Without this, user reconfiguration of the key bindings within IDLE may
# generate an error on MultiCall unbind.
import idlelib.Bindings
idlelib.Bindings.default_keydefs = idleConf.GetCurrentKeySet()
import idlelib.PyShell
idlelib.PyShell.main()
if __name__ == '__main__':
# start up IDLE with IdleX
main()