"Format sys.version_info to produce the Sphinx version string used to install the chm docs"

major, minor, micro, level, serial = sys.version_info

release = '%s%s' % (major, minor)

release += '%s' % (micro,)

if level == 'candidate':

release += 'rc%s' % (serial,)

elif level != 'final':

release += '%s%s' % (level[0], serial)

def __init__(self):

self.parent = None # parent of help window

self.dlg = None # the help window iteself

def display(self, parent, near=None):

""" Display the help dialog.

import warnings as w

w.warn("EditorWindow.HelpDialog is no longer used by Idle.\n"

"It will be removed in 3.6 or later.\n"

"It has been replaced by private help.HelpWindow\n",

DeprecationWarning, stacklevel=2)

if self.dlg is None:

self.show_dialog(parent)

if near:

self.nearwindow(near)

def show_dialog(self, parent):

self.parent = parent

fn=os.path.join(os.path.abspath(os.path.dirname(__file__)),'help.txt')

self.dlg = dlg = textView.view_file(parent,'Help',fn, modal=False)

dlg.bind('<Destroy>', self.destroy, '+')

def nearwindow(self, near):

# Place the help dialog near the window specified by parent.

# Note - this may not reposition the window in Metacity

# if "/apps/metacity/general/disable_workarounds" is enabled

dlg = self.dlg

geom = (near.winfo_rootx() + 10, near.winfo_rooty() + 10)

dlg.withdraw()

dlg.geometry("=+%d+%d" % geom)

dlg.deiconify()

dlg.lift()

def destroy(self, ev=None):

self.dlg = None

from idlelib.Percolator import Percolator

from idlelib.ColorDelegator import ColorDelegator, color_config

from idlelib.UndoDelegator import UndoDelegator

from idlelib.IOBinding import IOBinding, encoding

from idlelib import Bindings

from tkinter import Toplevel

from idlelib.MultiStatusBar import MultiStatusBar

filesystemencoding = sys.getfilesystemencoding() # for file names

help_url = None

def __init__(self, flist=None, filename=None, key=None, root=None):

if EditorWindow.help_url is None:

dochome = os.path.join(sys.base_prefix, 'Doc', 'index.html')

if sys.platform.count('linux'):

# look for html docs in a couple of standard places

pyver = 'python-docs-' + '%s.%s.%s' % sys.version_info[:3]

if os.path.isdir('/var/www/html/python/'): # "python2" rpm

dochome = '/var/www/html/python/index.html'

else:

basepath = '/usr/share/doc/' # standard location

dochome = os.path.join(basepath, pyver,

'Doc', 'index.html')

elif sys.platform[:3] == 'win':

chmfile = os.path.join(sys.base_prefix, 'Doc',

'Python%s.chm' % _sphinx_version())

if os.path.isfile(chmfile):

dochome = chmfile

elif sys.platform == 'darwin':

# documentation may be stored inside a python framework

dochome = os.path.join(sys.base_prefix,

'Resources/English.lproj/Documentation/index.html')

dochome = os.path.normpath(dochome)

if os.path.isfile(dochome):

EditorWindow.help_url = dochome

if sys.platform == 'darwin':

# Safari requires real file:-URLs

EditorWindow.help_url = 'file://' + EditorWindow.help_url

else:

EditorWindow.help_url = "https://docs.python.org/%d.%d/" % sys.version_info[:2]

self.flist = flist

root = root or flist.root

self.root = root

try:

sys.ps1

except AttributeError:

sys.ps1 = '>>> '

self.menubar = Menu(root)

self.top = top = WindowList.ListedToplevel(root, menu=self.menubar)

if flist:

self.tkinter_vars = flist.vars

#self.top.instance_dict makes flist.inversedict available to

#configDialog.py so it can access all EditorWindow instances

self.top.instance_dict = flist.inversedict

else:

self.tkinter_vars = {} # keys: Tkinter event names

# values: Tkinter variable instances

self.top.instance_dict = {}

self.recent_files_path = os.path.join(idleConf.GetUserCfgDir(),

'recent-files.lst')

self.text_frame = text_frame = Frame(top)

self.vbar = vbar = Scrollbar(text_frame, name='vbar')

self.width = idleConf.GetOption('main', 'EditorWindow',

'width', type='int')

text_options = {

'name': 'text',

'padx': 5,

'wrap': 'none',

'highlightthickness': 0,

'width': self.width,

'height': idleConf.GetOption('main', 'EditorWindow',

'height', type='int')}

if TkVersion >= 8.5:

# Starting with tk 8.5 we have to set the new tabstyle option

# to 'wordprocessor' to achieve the same display of tabs as in

# older tk versions.

text_options['tabstyle'] = 'wordprocessor'

self.text = text = MultiCallCreator(Text)(text_frame, **text_options)

self.top.focused_widget = self.text

self.createmenubar()

self.apply_bindings()

self.top.protocol("WM_DELETE_WINDOW", self.close)

self.top.bind("<<close-window>>", self.close_event)

if macosxSupport.isAquaTk():

# Command-W on editorwindows doesn't work without this.

text.bind('<<close-window>>', self.close_event)

# Some OS X systems have only one mouse button, so use

# control-click for popup context menus there. For two

# buttons, AquaTk defines <2> as the right button, not <3>.

text.bind("<Control-Button-1>",self.right_menu_event)

text.bind("<2>", self.right_menu_event)

else:

# Elsewhere, use right-click for popup menus.

text.bind("<3>",self.right_menu_event)

text.bind("<<cut>>", self.cut)

text.bind("<<copy>>", self.copy)

text.bind("<<paste>>", self.paste)

text.bind("<<center-insert>>", self.center_insert_event)

text.bind("<<help>>", self.help_dialog)

text.bind("<<python-docs>>", self.python_docs)

text.bind("<<about-idle>>", self.about_dialog)

text.bind("<<open-config-dialog>>", self.config_dialog)

text.bind("<<open-module>>", self.open_module)

text.bind("<<do-nothing>>", lambda event: "break")

text.bind("<<select-all>>", self.select_all)

text.bind("<<remove-selection>>", self.remove_selection)

text.bind("<<find>>", self.find_event)

text.bind("<<find-again>>", self.find_again_event)

text.bind("<<find-in-files>>", self.find_in_files_event)

text.bind("<<find-selection>>", self.find_selection_event)

text.bind("<<replace>>", self.replace_event)

text.bind("<<goto-line>>", self.goto_line_event)

text.bind("<<smart-backspace>>",self.smart_backspace_event)

text.bind("<<newline-and-indent>>",self.newline_and_indent_event)

text.bind("<<smart-indent>>",self.smart_indent_event)

text.bind("<<indent-region>>",self.indent_region_event)

text.bind("<<dedent-region>>",self.dedent_region_event)

text.bind("<<comment-region>>",self.comment_region_event)

text.bind("<<uncomment-region>>",self.uncomment_region_event)

text.bind("<<tabify-region>>",self.tabify_region_event)

text.bind("<<untabify-region>>",self.untabify_region_event)

text.bind("<<toggle-tabs>>",self.toggle_tabs_event)

text.bind("<<change-indentwidth>>",self.change_indentwidth_event)

text.bind("<Left>", self.move_at_edge_if_selection(0))

text.bind("<Right>", self.move_at_edge_if_selection(1))

text.bind("<<del-word-left>>", self.del_word_left)

text.bind("<<del-word-right>>", self.del_word_right)

text.bind("<<beginning-of-line>>", self.home_callback)

if flist:

flist.inversedict[self] = key

if key:

flist.dict[key] = self

text.bind("<<open-new-window>>", self.new_callback)

text.bind("<<close-all-windows>>", self.flist.close_all_callback)

text.bind("<<open-class-browser>>", self.open_class_browser)

text.bind("<<open-path-browser>>", self.open_path_browser)

text.bind("<<open-turtle-demo>>", self.open_turtle_demo)

self.set_status_bar()

vbar['command'] = text.yview

vbar.pack(side=RIGHT, fill=Y)

text['yscrollcommand'] = vbar.set

text['font'] = idleConf.GetFont(self.root, 'main', 'EditorWindow')

text_frame.pack(side=LEFT, fill=BOTH, expand=1)

text.pack(side=TOP, fill=BOTH, expand=1)

text.focus_set()

# usetabs true -> literal tab characters are used by indent and

# dedent cmds, possibly mixed with spaces if

# indentwidth is not a multiple of tabwidth,

# which will cause Tabnanny to nag!

# false -> tab characters are converted to spaces by indent

# and dedent cmds, and ditto TAB keystrokes

# Although use-spaces=0 can be configured manually in config-main.def,

# configuration of tabs v. spaces is not supported in the configuration

# dialog. IDLE promotes the preferred Python indentation: use spaces!

usespaces = idleConf.GetOption('main', 'Indent',

'use-spaces', type='bool')

self.usetabs = not usespaces

# tabwidth is the display width of a literal tab character.

# CAUTION: telling Tk to use anything other than its default

# tab setting causes it to use an entirely different tabbing algorithm,

# treating tab stops as fixed distances from the left margin.

# Nobody expects this, so for now tabwidth should never be changed.

self.tabwidth = 8 # must remain 8 until Tk is fixed.

# indentwidth is the number of screen characters per indent level.

# The recommended Python indentation is four spaces.

self.indentwidth = self.tabwidth

self.set_notabs_indentwidth()

# If context_use_ps1 is true, parsing searches back for a ps1 line;

# else searches for a popular (if, def, ...) Python stmt.

self.context_use_ps1 = False

# When searching backwards for a reliable place to begin parsing,

# first start num_context_lines[0] lines back, then

# num_context_lines[1] lines back if that didn't work, and so on.

# The last value should be huge (larger than the # of lines in a

# conceivable file).

# Making the initial values larger slows things down more often.

self.num_context_lines = 50, 500, 5000000

self.per = per = self.Percolator(text)

self.undo = undo = self.UndoDelegator()

per.insertfilter(undo)

text.undo_block_start = undo.undo_block_start

text.undo_block_stop = undo.undo_block_stop

undo.set_saved_change_hook(self.saved_change_hook)

# IOBinding implements file I/O and printing functionality

self.io = io = self.IOBinding(self)

io.set_filename_change_hook(self.filename_change_hook)

self.good_load = False

self.set_indentation_params(False)

self.color = None # initialized below in self.ResetColorizer

if filename:

if os.path.exists(filename) and not os.path.isdir(filename):

if io.loadfile(filename):

self.good_load = True

is_py_src = self.ispythonsource(filename)

self.set_indentation_params(is_py_src)

else:

io.set_filename(filename)

self.good_load = True

self.ResetColorizer()

self.saved_change_hook()

self.update_recent_files_list()

self.load_extensions()

menu = self.menudict.get('windows')

if menu:

end = menu.index("end")

if end is None:

end = -1

if end >= 0:

menu.add_separator()

end = end + 1

self.wmenu_end = end

WindowList.register_callback(self.postwindowsmenu)

# Some abstractions so IDLE extensions are cross-IDE

self.askyesno = tkMessageBox.askyesno

self.askinteger = tkSimpleDialog.askinteger

self.showerror = tkMessageBox.showerror

def _filename_to_unicode(self, filename):

"""Return filename as BMP unicode so diplayable in Tk."""

# Decode bytes to unicode.

if isinstance(filename, bytes):

try:

filename = filename.decode(self.filesystemencoding)

except UnicodeDecodeError:

try:

filename = filename.decode(self.encoding)

except UnicodeDecodeError:

# byte-to-byte conversion

filename = filename.decode('iso8859-1')

# Replace non-BMP char with diamond questionmark.

return re.sub('[\U00010000-\U0010FFFF]', '\ufffd', filename)

def new_callback(self, event):

dirname, basename = self.io.defaultfilename()

self.flist.new(dirname)

return "break"

def home_callback(self, event):

if (event.state & 4) != 0 and event.keysym == "Home":

# state&4==Control. If <Control-Home>, use the Tk binding.

return

if self.text.index("iomark") and \

self.text.compare("iomark", "<=", "insert lineend") and \

self.text.compare("insert linestart", "<=", "iomark"):

# In Shell on input line, go to just after prompt

insertpt = int(self.text.index("iomark").split(".")[1])

else:

line = self.text.get("insert linestart", "insert lineend")

for insertpt in range(len(line)):

if line[insertpt] not in (' ','\t'):

break

else:

insertpt=len(line)

lineat = int(self.text.index("insert").split('.')[1])

if insertpt == lineat:

insertpt = 0

dest = "insert linestart+"+str(insertpt)+"c"

if (event.state&1) == 0:

# shift was not pressed

self.text.tag_remove("sel", "1.0", "end")

else:

if not self.text.index("sel.first"):

# there was no previous selection

self.text.mark_set("my_anchor", "insert")

else:

if self.text.compare(self.text.index("sel.first"), "<",

self.text.index("insert")):

self.text.mark_set("my_anchor", "sel.first") # extend back

else:

self.text.mark_set("my_anchor", "sel.last") # extend forward

first = self.text.index(dest)

last = self.text.index("my_anchor")

if self.text.compare(first,">",last):

first,last = last,first

self.text.tag_remove("sel", "1.0", "end")

self.text.tag_add("sel", first, last)

self.text.mark_set("insert", dest)

self.text.see("insert")

return "break"

def set_status_bar(self):

self.status_bar = self.MultiStatusBar(self.top)

sep = Frame(self.top, height=1, borderwidth=1, background='grey75')

if sys.platform == "darwin":

# Insert some padding to avoid obscuring some of the statusbar

# by the resize widget.

self.status_bar.set_label('_padding1', ' ', side=RIGHT)

self.status_bar.set_label('column', 'Col: ?', side=RIGHT)

self.status_bar.set_label('line', 'Ln: ?', side=RIGHT)

self.status_bar.pack(side=BOTTOM, fill=X)

sep.pack(side=BOTTOM, fill=X)

self.text.bind("<<set-line-and-column>>", self.set_line_and_column)

self.text.event_add("<<set-line-and-column>>",

"<KeyRelease>", "<ButtonRelease>")

self.text.after_idle(self.set_line_and_column)

def set_line_and_column(self, event=None):

line, column = self.text.index(INSERT).split('.')

self.status_bar.set_label('column', 'Col: %s' % column)

self.status_bar.set_label('line', 'Ln: %s' % line)

menu_specs = [

("file", "_File"),

("edit", "_Edit"),

("format", "F_ormat"),

("run", "_Run"),

("options", "_Options"),

("windows", "_Window"),

("help", "_Help"),

]

def createmenubar(self):

mbar = self.menubar

self.menudict = menudict = {}

for name, label in self.menu_specs:

underline, label = prepstr(label)

menudict[name] = menu = Menu(mbar, name=name, tearoff=0)

mbar.add_cascade(label=label, menu=menu, underline=underline)

if macosxSupport.isCarbonTk():

# Insert the application menu

menudict['application'] = menu = Menu(mbar, name='apple',

tearoff=0)

mbar.add_cascade(label='IDLE', menu=menu)

self.fill_menus()

self.recent_files_menu = Menu(self.menubar, tearoff=0)

self.menudict['file'].insert_cascade(3, label='Recent Files',

underline=0,

menu=self.recent_files_menu)

self.base_helpmenu_length = self.menudict['help'].index(END)

self.reset_help_menu_entries()

def postwindowsmenu(self):

# Only called when Windows menu exists

menu = self.menudict['windows']

end = menu.index("end")

if end is None:

end = -1

if end > self.wmenu_end:

menu.delete(self.wmenu_end+1, end)

WindowList.add_windows_to_menu(menu)

rmenu = None

def right_menu_event(self, event):

self.text.mark_set("insert", "@%d,%d" % (event.x, event.y))

if not self.rmenu:

self.make_rmenu()

rmenu = self.rmenu

self.event = event

iswin = sys.platform[:3] == 'win'

if iswin:

self.text.config(cursor="arrow")

for item in self.rmenu_specs:

try:

label, eventname, verify_state = item

except ValueError: # see issue1207589

continue

if verify_state is None:

continue

state = getattr(self, verify_state)()

rmenu.entryconfigure(label, state=state)

rmenu.tk_popup(event.x_root, event.y_root)

if iswin:

self.text.config(cursor="ibeam")

rmenu_specs = [

# ("Label", "<<virtual-event>>", "statefuncname"), ...

("Close", "<<close-window>>", None), # Example

]

def make_rmenu(self):

rmenu = Menu(self.text, tearoff=0)

for item in self.rmenu_specs:

label, eventname = item[0], item[1]

if label is not None:

def command(text=self.text, eventname=eventname):

text.event_generate(eventname)

rmenu.add_command(label=label, command=command)

else:

rmenu.add_separator()

self.rmenu = rmenu

def rmenu_check_cut(self):

return self.rmenu_check_copy()

def rmenu_check_copy(self):

try:

indx = self.text.index('sel.first')

except TclError:

return 'disabled'

else:

return 'normal' if indx else 'disabled'

def rmenu_check_paste(self):

try:

self.text.tk.call('tk::GetSelection', self.text, 'CLIPBOARD')

except TclError:

return 'disabled'

else:

return 'normal'

def about_dialog(self, event=None):

"Handle Help 'About IDLE' event."

# Synchronize with macosxSupport.overrideRootMenu.about_dialog.

aboutDialog.AboutDialog(self.top,'About IDLE')

def config_dialog(self, event=None):

"Handle Options 'Configure IDLE' event."

# Synchronize with macosxSupport.overrideRootMenu.config_dialog.

configDialog.ConfigDialog(self.top,'Settings')

def help_dialog(self, event=None):

"Handle Help 'IDLE Help' event."

# Synchronize with macosxSupport.overrideRootMenu.help_dialog.

if self.root:

parent = self.root

else:

parent = self.top

help.show_idlehelp(parent)

def python_docs(self, event=None):

if sys.platform[:3] == 'win':

try:

os.startfile(self.help_url)

except OSError as why:

tkMessageBox.showerror(title='Document Start Failure',

message=str(why), parent=self.text)

else:

webbrowser.open(self.help_url)

return "break"

def cut(self,event):

self.text.event_generate("<<Cut>>")

return "break"

def copy(self,event):

if not self.text.tag_ranges("sel"):

# There is no selection, so do nothing and maybe interrupt.

return

self.text.event_generate("<<Copy>>")

return "break"

def paste(self,event):

self.text.event_generate("<<Paste>>")

self.text.see("insert")

return "break"

def select_all(self, event=None):

self.text.tag_add("sel", "1.0", "end-1c")

self.text.mark_set("insert", "1.0")

self.text.see("insert")

return "break"

def remove_selection(self, event=None):

self.text.tag_remove("sel", "1.0", "end")

self.text.see("insert")

def move_at_edge_if_selection(self, edge_index):

"""Cursor move begins at start or end of selection

self_text_index = self.text.index

self_text_mark_set = self.text.mark_set

edges_table = ("sel.first+1c", "sel.last-1c")

def move_at_edge(event):

if (event.state & 5) == 0: # no shift(==1) or control(==4) pressed

try:

self_text_index("sel.first")

self_text_mark_set("insert", edges_table[edge_index])

except TclError:

pass

return move_at_edge

def del_word_left(self, event):

self.text.event_generate('<Meta-Delete>')

return "break"

def del_word_right(self, event):

self.text.event_generate('<Meta-d>')

return "break"

def find_event(self, event):

SearchDialog.find(self.text)

return "break"

def find_again_event(self, event):

SearchDialog.find_again(self.text)

return "break"

def find_selection_event(self, event):

SearchDialog.find_selection(self.text)

return "break"

def find_in_files_event(self, event):

GrepDialog.grep(self.text, self.io, self.flist)

return "break"

def replace_event(self, event):

ReplaceDialog.replace(self.text)

return "break"

def goto_line_event(self, event):

text = self.text

lineno = tkSimpleDialog.askinteger("Goto",

"Go to line number:",parent=text)

if lineno is None:

return "break"

if lineno <= 0:

text.bell()

return "break"

text.mark_set("insert", "%d.0" % lineno)

text.see("insert")

def open_module(self, event=None):

# XXX Shouldn't this be in IOBinding?

try:

name = self.text.get("sel.first", "sel.last")

except TclError:

name = ""

else:

name = name.strip()

name = tkSimpleDialog.askstring("Module",

"Enter the name of a Python module\n"

"to search on sys.path and open:",

parent=self.text, initialvalue=name)

if name:

name = name.strip()

if not name:

return

# XXX Ought to insert current file's directory in front of path

try:

spec = importlib.util.find_spec(name)

except (ValueError, ImportError) as msg:

tkMessageBox.showerror("Import error", str(msg), parent=self.text)

return

if spec is None:

tkMessageBox.showerror("Import error", "module not found",

parent=self.text)

return

if not isinstance(spec.loader, importlib.abc.SourceLoader):

tkMessageBox.showerror("Import error", "not a source-based module",

parent=self.text)

return

try:

file_path = spec.loader.get_filename(name)

except AttributeError:

tkMessageBox.showerror("Import error",

"loader does not support get_filename",

parent=self.text)

return

if self.flist:

self.flist.open(file_path)

else:

self.io.loadfile(file_path)

return file_path

def open_class_browser(self, event=None):

filename = self.io.filename

if not (self.__class__.__name__ == 'PyShellEditorWindow'

and filename):

filename = self.open_module()

if filename is None:

return

head, tail = os.path.split(filename)

base, ext = os.path.splitext(tail)

from idlelib import ClassBrowser

ClassBrowser.ClassBrowser(self.flist, base, [head])

def open_path_browser(self, event=None):

from idlelib import PathBrowser

PathBrowser.PathBrowser(self.flist)

def open_turtle_demo(self, event = None):

import subprocess

cmd = [sys.executable,

'-c',

'from turtledemo.__main__ import main; main()']

subprocess.Popen(cmd, shell=False)

def gotoline(self, lineno):

if lineno is not None and lineno > 0:

self.text.mark_set("insert", "%d.0" % lineno)

self.text.tag_remove("sel", "1.0", "end")

self.text.tag_add("sel", "insert", "insert +1l")

self.center()

def ispythonsource(self, filename):

if not filename or os.path.isdir(filename):

return True

base, ext = os.path.splitext(os.path.basename(filename))

if os.path.normcase(ext) in (".py", ".pyw"):

return True

line = self.text.get('1.0', '1.0 lineend')

return line.startswith('#!') and 'python' in line

def close_hook(self):

if self.flist:

self.flist.unregister_maybe_terminate(self)

self.flist = None

def set_close_hook(self, close_hook):

self.close_hook = close_hook

def filename_change_hook(self):

if self.flist:

self.flist.filename_changed_edit(self)

self.saved_change_hook()

self.top.update_windowlist_registry(self)

self.ResetColorizer()

def _addcolorizer(self):

if self.color:

return

if self.ispythonsource(self.io.filename):

self.color = self.ColorDelegator()

# can add more colorizers here...

if self.color:

self.per.removefilter(self.undo)

self.per.insertfilter(self.color)

self.per.insertfilter(self.undo)

def _rmcolorizer(self):

if not self.color:

return

self.color.removecolors()

self.per.removefilter(self.color)

self.color = None

def ResetColorizer(self):

"Update the color theme"

# Called from self.filename_change_hook and from configDialog.py

self._rmcolorizer()

self._addcolorizer()

EditorWindow.color_config(self.text)

IDENTCHARS = string.ascii_letters + string.digits + "_"

def colorize_syntax_error(self, text, pos):

text.tag_add("ERROR", pos)

char = text.get(pos)

if char and char in self.IDENTCHARS:

text.tag_add("ERROR", pos + " wordstart", pos)

if '\n' == text.get(pos): # error at line end

text.mark_set("insert", pos)

else:

text.mark_set("insert", pos + "+1c")

text.see(pos)

def ResetFont(self):

"Update the text widgets' font if it is changed"

# Called from configDialog.py

self.text['font'] = idleConf.GetFont(self.root, 'main','EditorWindow')

def RemoveKeybindings(self):

"Remove the keybindings before they are changed."

# Called from configDialog.py

self.Bindings.default_keydefs = keydefs = idleConf.GetCurrentKeySet()

for event, keylist in keydefs.items():

self.text.event_delete(event, *keylist)

for extensionName in self.get_standard_extension_names():

xkeydefs = idleConf.GetExtensionBindings(extensionName)

if xkeydefs:

for event, keylist in xkeydefs.items():

self.text.event_delete(event, *keylist)

def ApplyKeybindings(self):

"Update the keybindings after they are changed"

# Called from configDialog.py

self.Bindings.default_keydefs = keydefs = idleConf.GetCurrentKeySet()

self.apply_bindings()

for extensionName in self.get_standard_extension_names():

xkeydefs = idleConf.GetExtensionBindings(extensionName)

if xkeydefs:

self.apply_bindings(xkeydefs)

#update menu accelerators

menuEventDict = {}

for menu in self.Bindings.menudefs:

menuEventDict[menu[0]] = {}

for item in menu[1]:

if item:

menuEventDict[menu[0]][prepstr(item[0])[1]] = item[1]

for menubarItem in self.menudict:

menu = self.menudict[menubarItem]

end = menu.index(END)

if end is None:

# Skip empty menus

continue

end += 1

for index in range(0, end):

if menu.type(index) == 'command':

accel = menu.entrycget(index, 'accelerator')

if accel:

itemName = menu.entrycget(index, 'label')

event = ''

if menubarItem in menuEventDict:

if itemName in menuEventDict[menubarItem]:

event = menuEventDict[menubarItem][itemName]

if event:

accel = get_accelerator(keydefs, event)

menu.entryconfig(index, accelerator=accel)

def set_notabs_indentwidth(self):

"Update the indentwidth if changed and not using tabs in this window"

# Called from configDialog.py

if not self.usetabs:

self.indentwidth = idleConf.GetOption('main', 'Indent','num-spaces',

type='int')

def reset_help_menu_entries(self):

"Update the additional help entries on the Help menu"

help_list = idleConf.GetAllExtraHelpSourcesList()

helpmenu = self.menudict['help']

# first delete the extra help entries, if any

helpmenu_length = helpmenu.index(END)

if helpmenu_length > self.base_helpmenu_length:

helpmenu.delete((self.base_helpmenu_length + 1), helpmenu_length)

# then rebuild them

if help_list:

helpmenu.add_separator()

for entry in help_list:

cmd = self.__extra_help_callback(entry[1])

helpmenu.add_command(label=entry[0], command=cmd)

# and update the menu dictionary

self.menudict['help'] = helpmenu

def __extra_help_callback(self, helpfile):

"Create a callback with the helpfile value frozen at definition time"

def display_extra_help(helpfile=helpfile):

if not helpfile.startswith(('www', 'http')):

helpfile = os.path.normpath(helpfile)

if sys.platform[:3] == 'win':

try:

os.startfile(helpfile)

except OSError as why:

tkMessageBox.showerror(title='Document Start Failure',

message=str(why), parent=self.text)

else:

webbrowser.open(helpfile)

return display_extra_help

def update_recent_files_list(self, new_file=None):

"Load and update the recent files list and menus"

rf_list = []

if os.path.exists(self.recent_files_path):

with open(self.recent_files_path, 'r',

encoding='utf_8', errors='replace') as rf_list_file:

rf_list = rf_list_file.readlines()

if new_file:

new_file = os.path.abspath(new_file) + '\n'

if new_file in rf_list:

rf_list.remove(new_file) # move to top

rf_list.insert(0, new_file)

# clean and save the recent files list

bad_paths = []

for path in rf_list:

if '\0' in path or not os.path.exists(path[0:-1]):

bad_paths.append(path)

rf_list = [path for path in rf_list if path not in bad_paths]

ulchars = "1234567890ABCDEFGHIJK"

rf_list = rf_list[0:len(ulchars)]

try:

with open(self.recent_files_path, 'w',

encoding='utf_8', errors='replace') as rf_file:

rf_file.writelines(rf_list)

except OSError as err:

if not getattr(self.root, "recentfilelist_error_displayed", False):

self.root.recentfilelist_error_displayed = True

tkMessageBox.showwarning(title='IDLE Warning',

message="Cannot update File menu Recent Files list. "

"Your operating system says:\n%s\n"

"Select OK and IDLE will continue without updating."

% self._filename_to_unicode(str(err)),

parent=self.text)

# for each edit window instance, construct the recent files menu

for instance in self.top.instance_dict:

menu = instance.recent_files_menu

menu.delete(0, END) # clear, and rebuild:

for i, file_name in enumerate(rf_list):

file_name = file_name.rstrip() # zap \n

# make unicode string to display non-ASCII chars correctly

ufile_name = self._filename_to_unicode(file_name)

callback = instance.__recent_file_callback(file_name)

menu.add_command(label=ulchars[i] + " " + ufile_name,

command=callback,

underline=0)

def __recent_file_callback(self, file_name):

def open_recent_file(fn_closure=file_name):

self.io.open(editFile=fn_closure)

return open_recent_file

def saved_change_hook(self):

short = self.short_title()

long = self.long_title()

if short and long:

title = short + " - " + long + _py_version

elif short:

title = short

elif long:

title = long

else:

title = "Untitled"

icon = short or long or title

if not self.get_saved():

title = "*%s*" % title

icon = "*%s" % icon

self.top.wm_title(title)

self.top.wm_iconname(icon)

def get_saved(self):

return self.undo.get_saved()

def set_saved(self, flag):

self.undo.set_saved(flag)

def reset_undo(self):

self.undo.reset_undo()

def short_title(self):

filename = self.io.filename

if filename:

filename = os.path.basename(filename)

else:

filename = "Untitled"

# return unicode string to display non-ASCII chars correctly

return self._filename_to_unicode(filename)

def long_title(self):

# return unicode string to display non-ASCII chars correctly

return self._filename_to_unicode(self.io.filename or "")

def center_insert_event(self, event):

self.center()

def center(self, mark="insert"):

text = self.text

top, bot = self.getwindowlines()

lineno = self.getlineno(mark)

height = bot - top

newtop = max(1, lineno - height//2)

text.yview(float(newtop))

def getwindowlines(self):

text = self.text

top = self.getlineno("@0,0")

bot = self.getlineno("@0,65535")

if top == bot and text.winfo_height() == 1:

# Geometry manager hasn't run yet

height = int(text['height'])

bot = top + height - 1

return top, bot

def getlineno(self, mark="insert"):

text = self.text

return int(float(text.index(mark)))

def get_geometry(self):

"Return (width, height, x, y)"

geom = self.top.wm_geometry()

m = re.match(r"(\d+)x(\d+)\+(-?\d+)\+(-?\d+)", geom)

return list(map(int, m.groups()))

def close_event(self, event):

self.close()

def maybesave(self):

if self.io:

if not self.get_saved():

if self.top.state()!='normal':

self.top.deiconify()

self.top.lower()

self.top.lift()

return self.io.maybesave()

def close(self):