def __init__(self, text):
'''Initialize data attributes and bind event methods.
.text - Idle wrapper of tk Text widget, with .bell().
.history - source statements, possibly with multiple lines.
.prefix - source already entered at prompt; filters history list.
.pointer - index into history.
.cyclic - wrap around history list (or not).
'''
self.text = text
self.history = []
self.prefix = None
self.pointer = None
self.cyclic = idleConf.GetOption("main", "History", "cyclic", 1,
"bool")
text.bind("<<history-previous>>", self.history_prev)
text.bind("<<history-next>>", self.history_next)
def format_paragraph_event(self, event):
maxformatwidth = int(
idleConf.GetOption('main', 'FormatParagraph', 'paragraph'))
text = self.editwin.text
first, last = self.editwin.get_selection_indices()
if first and last:
data = text.get(first, last)
comment_header = ''
else:
first, last, comment_header, data = \
find_paragraph(text, text.index("insert"))
if comment_header:
# Reformat the comment lines - convert to text sans header.
lines = data.split("\n")
lines = map(lambda st, l=len(comment_header): st[l:], lines)
data = "\n".join(lines)
# Reformat to maxformatwidth chars or a 20 char width, whichever is greater.
format_width = max(maxformatwidth - len(comment_header), 20)
newdata = reformat_paragraph(data, format_width)
# re-split and re-insert the comment header.
newdata = newdata.split("\n")
# If the block ends in a \n, we dont want the comment
# prefix inserted after it. (Im not sure it makes sense to
# reformat a comment block that isnt made of complete
# lines, but whatever!) Can't think of a clean solution,
# so we hack away
block_suffix = ""
if not newdata[-1]:
block_suffix = "\n"
newdata = newdata[:-1]
builder = lambda item, prefix=comment_header: prefix + item
newdata = '\n'.join(map(builder, newdata)) + block_suffix
else:
# Just a normal text format
newdata = reformat_paragraph(data, maxformatwidth)
text.tag_remove("sel", "1.0", "end")
if newdata != data:
text.mark_set("insert", first)
text.undo_block_start()
text.delete(first, last)
text.insert(first, newdata)
text.undo_block_stop()
else:
text.mark_set("insert", last)
text.see("insert")
return "break"
def LoadTagDefs(self):
theme = idleConf.GetOption('main','Theme','name')
self.tagdefs = {
"COMMENT": idleConf.GetHighlight(theme, "comment"),
"KEYWORD": idleConf.GetHighlight(theme, "keyword"),
"BUILTIN": idleConf.GetHighlight(theme, "builtin"),
"STRING": idleConf.GetHighlight(theme, "string"),
"DEFINITION": idleConf.GetHighlight(theme, "definition"),
"SYNC": {'background':None,'foreground':None},
"TODO": {'background':None,'foreground':None},
"BREAK": idleConf.GetHighlight(theme, "break"),
"ERROR": idleConf.GetHighlight(theme, "error"),
# The following is used by ReplaceDialog:
"hit": idleConf.GetHighlight(theme, "hit"),
}
if DEBUG: print 'tagdefs',self.tagdefs
def LoadGeneralCfg(self):
self.startupEdit.set(idleConf.GetOption('main', 'General', 'editor-on-startup', default=1, type='bool'))
self.autoSave.set(idleConf.GetOption('main', 'General', 'autosave', default=0, type='bool'))
self.winWidth.set(idleConf.GetOption('main', 'EditorWindow', 'width', type='int'))
self.winHeight.set(idleConf.GetOption('main', 'EditorWindow', 'height', type='int'))
self.paraWidth.set(idleConf.GetOption('main', 'FormatParagraph', 'paragraph', type='int'))
self.encoding.set(idleConf.GetOption('main', 'EditorWindow', 'encoding', default='none'))
self.userHelpList = idleConf.GetAllExtraHelpSourcesList()
for helpItem in self.userHelpList:
self.listHelp.insert(END, helpItem[0])
self.SetHelpListButtonStates()
def __init__(self, editwin):
self.editwin = editwin
self.text = editwin.text
self.textfont = self.text['font']
self.label = None
self.info = [(0, -1, '', False)]
self.topvisible = 1
visible = idleConf.GetOption('extensions',
'CodeContext',
'visible',
type='bool',
default=False)
if visible:
self.toggle_code_context_event()
self.editwin.setvar('<<toggle-code-context>>', True)
self.text.after(UPDATEINTERVAL, self.timer_event)
self.text.after(FONTUPDATEINTERVAL, self.font_timer_event)
return
def __init__(self, text):
"""Initialize data attributes and bind event methods.
.text - Idle wrapper of tk Text widget, with .bell().
.history - source statements, possibly with multiple lines.
.prefix - source already entered at prompt; filters history list.
.pointer - index into history.
.cyclic - wrap around history list (or not).
"""
self.text = text
self.history = []
self.prefix = None
self.pointer = None
self.cyclic = idleConf.GetOption('main', 'History', 'cyclic', 1,
'bool')
text.bind('<<history-previous>>', self.history_prev)
text.bind('<<history-next>>', self.history_next)
return
def __init__(self, editwin):
self.editwin = editwin
self.text = editwin.text
self.TB = None # pointer to toolbar tkinter object
self.visible = idleConf.GetOption("extensions", "SubCodeToolbar",
"visible", type="bool", default=True)
self.setvars()
self.text.bind('<<subcode-enable>>', self.subcode_enable_event, '+')
self.text.bind('<<subcode-disable>>', self.subcode_disable_event, '+')
#self.text.bind('<<subcode-toolbar-plus>>', self.subcode_plus_event, '+')
#self.text.bind('<<subcode-toolbar-minus>>', self.subcode_minus_event, '+')
sc = self.editwin.extensions.get('SubCode')
if sc and sc.enable:
self.subcode_enable_event()
def format_paragraph_event(self, event, limit=None):
"""Formats paragraph to a max width specified in idleConf.
If text is selected, format_paragraph_event will start breaking lines
at the max width, starting from the beginning selection.
If no text is selected, format_paragraph_event uses the current
cursor location to determine the paragraph (lines of text surrounded
by blank lines) and formats it.
The length limit parameter is for testing with a known value.
"""
if limit is None:
# The default length limit is that defined by pep8
limit = idleConf.GetOption('extensions',
'FormatParagraph',
'max-width',
type='int',
default=72)
text = self.editwin.text
first, last = self.editwin.get_selection_indices()
if first and last:
data = text.get(first, last)
comment_header = get_comment_header(data)
else:
first, last, comment_header, data = \
find_paragraph(text, text.index("insert"))
if comment_header:
newdata = reformat_comment(data, limit, comment_header)
else:
newdata = reformat_paragraph(data, limit)
text.tag_remove("sel", "1.0", "end")
if newdata != data:
text.mark_set("insert", first)
text.undo_block_start()
text.delete(first, last)
text.insert(first, newdata)
text.undo_block_stop()
else:
text.mark_set("insert", last)
text.see("insert")
return "break"
def __init__(self, editwin):
self.editwin = editwin
self.text = self.editwin.text
self.enabled = idleConf.GetOption("extensions",
"Terminal",
"terminal",
type="bool",
default=True)
self.editwin.setvar("<<terminal-toggle>>", not not self.enabled)
# this extension is loaded from EditorWindow.py, but before
# PyShell.py makes its changes. Will use tk .after to make
# changes
self.last_insert = 'end-1c'
if self.enabled:
self.text.after(10, self.delay_init)
def __init__(self, editwin):
self.editwin = editwin
self.text = editwin.text
self.textfont = self.text['font']
self.label = None
self.info = [(0, -1, '', False)]
self.topvisible = 1
self.bottomvisible = 1
visible = idleConf.GetOption('extensions',
'LineNumber',
'visible',
type='bool',
default=False)
if visible:
self.toggle_line_number_event()
self.editwin.setvar('<<toggle-line-number>>', True)
self.text.after(UPDATEINTERVAL, self.timer_event)
self.text.after(FONTUPDATEINTERVAL, self.font_timer_event)
def init(self, flist):
self.flist = flist
# reset pyclbr
pyclbr._modules.clear()
# create top
self.top = top = ListedToplevel(flist.root)
top.protocol("WM_DELETE_WINDOW", self.close)
top.bind("<Escape>", self.close)
self.settitle()
top.focus_set()
# create scrolled canvas
theme = idleConf.GetOption('main','Theme','name')
background = idleConf.GetHighlight(theme, 'normal')['background']
sc = ScrolledCanvas(top, bg=background, highlightthickness=0, takefocus=1)
sc.frame.pack(expand=1, fill="both")
item = self.rootnode()
self.node = node = TreeNode(sc.canvas, None, item)
node.update()
node.expand()
def __init__(self, editwin):
self.editwin = editwin
self.text = editwin.text
self.textfont = self.text["font"]
self.label = None
# self.info is a list of (line number, indent level, line text, block
# keyword) tuples providing the block structure associated with
# self.topvisible (the linenumber of the line displayed at the top of
# the edit window). self.info[0] is initialized as a 'dummy' line which
# starts the toplevel 'block' of the module.
self.info = [(0, -1, "", False)]
self.topvisible = 1
visible = idleConf.GetOption("extensions", "CodeContext",
"visible", type="bool", default=False)
if visible:
self.toggle_code_context_event()
self.editwin.setvar('<<toggle-code-context>>', True)
# Start two update cycles, one for context lines, one for font changes.
self.text.after(UPDATEINTERVAL, self.timer_event)
self.text.after(FONTUPDATEINTERVAL, self.font_timer_event)
def __init__(self, editwin):
self.editwin = editwin # reference to the editor window
self.text = text = self.editwin.text
self.text.bind("<<horizontal-show>>", self.show_toggle)
# See __init__ in EditorWindow.py to understand
# the widget layout
self.xbar = xbar = tk.Scrollbar(
editwin.text_frame, orient=tk.HORIZONTAL) # create the scroll bar
xbar['command'] = text.xview # connect it to the text widget
text['xscrollcommand'] = xbar.set # connext text widget to scroll bar
self.visible = idleConf.GetOption("extensions",
"Horizontal",
"visible",
type='bool',
default=True)
if self.visible:
self._show_bar()
def populate_gui(self):
IDLE_DEFAULT_EXT = extensionManager.IDLE_EXTENSIONS
ext_list = idleConf.GetExtensions(active_only=False)
ext_list.sort(key=str.lower)
if 'idlexManager' in ext_list:
ext_list.remove('idlexManager') # idlex enabled by default.
lb = self.gui['extension_list']
lb.delete(0, END) # reset the list
for item in ext_list:
ext_found = True
try:
extensionManager.find_extension(item)
except ImportError:
ext_found = False
en = idleConf.GetOption('extensions', item, 'enable', type='int')
info = ''
if item in IDLE_DEFAULT_EXT:
info += ' (built-in) '
if not ext_found:
if item not in IDLE_DEFAULT_EXT:
if sys.modules.get('idlexlib.extensions.%s' %
item) is not None:
info += ' (RESTART TO UNLOAD) '
else:
info += ' (NOT FOUND IN PATH) '
if en:
enstr = '1'
else:
enstr = '0'
text = ' [%s] %s %s' % (enstr, item, info)
lb.insert(END, text)
self.extensions = ext_list
def format_paragraph_event(self, event):
"""Formats paragraph to a max width specified in idleConf.
If text is selected, format_paragraph_event will start breaking lines
at the max width, starting from the beginning selection.
If no text is selected, format_paragraph_event uses the current
cursor location to determine the paragraph (lines of text surrounded
by blank lines) and formats it.
"""
maxformatwidth = idleConf.GetOption('main',
'FormatParagraph',
'paragraph',
type='int')
text = self.editwin.text
first, last = self.editwin.get_selection_indices()
if first and last:
data = text.get(first, last)
comment_header = get_comment_header(data)
else:
first, last, comment_header, data = \
find_paragraph(text, text.index("insert"))
if comment_header:
newdata = reformat_comment(data, maxformatwidth, comment_header)
else:
newdata = reformat_paragraph(data, maxformatwidth)
text.tag_remove("sel", "1.0", "end")
if newdata != data:
text.mark_set("insert", first)
text.undo_block_start()
text.delete(first, last)
text.insert(first, newdata)
text.undo_block_stop()
else:
text.mark_set("insert", last)
text.see("insert")
return "break"
def drawtext(self):
textx = self.x + 20 - 1
texty = self.y - 1
labeltext = self.item.GetLabelText()
if labeltext:
id = self.canvas.create_text(textx,
texty,
anchor='nw',
text=labeltext)
self.canvas.tag_bind(id, '<1>', self.select)
self.canvas.tag_bind(id, '<Double-1>', self.flip)
x0, y0, x1, y1 = self.canvas.bbox(id)
textx = max(x1, 200) + 10
text = self.item.GetText() or '<no text>'
try:
self.entry
except AttributeError:
pass
else:
self.edit_finish()
try:
label = self.label
except AttributeError:
self.label = Label(self.canvas, text=text, bd=0, padx=2, pady=2)
theme = idleConf.GetOption('main', 'Theme', 'name')
if self.selected:
self.label.configure(idleConf.GetHighlight(theme, 'hilite'))
else:
self.label.configure(idleConf.GetHighlight(theme, 'normal'))
id = self.canvas.create_window(textx,
texty,
anchor='nw',
window=self.label)
self.label.bind('<1>', self.select_or_edit)
self.label.bind('<Double-1>', self.flip)
self.text_id = id
def LoadTagDefs(self):
theme = idleConf.GetOption('main', 'Theme', 'name')
self.tagdefs = {
'COMMENT': idleConf.GetHighlight(theme, 'comment'),
'KEYWORD': idleConf.GetHighlight(theme, 'keyword'),
'BUILTIN': idleConf.GetHighlight(theme, 'builtin'),
'STRING': idleConf.GetHighlight(theme, 'string'),
'DEFINITION': idleConf.GetHighlight(theme, 'definition'),
'SYNC': {
'background': None,
'foreground': None
},
'TODO': {
'background': None,
'foreground': None
},
'BREAK': idleConf.GetHighlight(theme, 'break'),
'ERROR': idleConf.GetHighlight(theme, 'error'),
'hit': idleConf.GetHighlight(theme, 'hit')
}
if DEBUG:
print 'tagdefs', self.tagdefs
return
def drawtext(self):
textx = self.x + 20 - 1
texty = self.y - 4
labeltext = self.item.GetLabelText()
if labeltext:
id = self.canvas.create_text(textx,
texty,
anchor="nw",
text=labeltext)
self.canvas.tag_bind(id, "<1>", self.select)
self.canvas.tag_bind(id, "<Double-1>", self.flip)
x0, y0, x1, y1 = self.canvas.bbox(id)
textx = max(x1, 200) + 10
text = self.item.GetText() or "<no text>"
try:
self.entry
except AttributeError:
pass
else:
self.edit_finish()
try:
self.label
except AttributeError:
# padding carefully selected (on Windows) to match Entry widget:
self.label = Label(self.canvas, text=text, bd=0, padx=2, pady=2)
theme = idleConf.GetOption('main', 'Theme', 'name')
if self.selected:
self.label.configure(idleConf.GetHighlight(theme, 'hilite'))
else:
self.label.configure(idleConf.GetHighlight(theme, 'normal'))
id = self.canvas.create_window(textx,
texty,
anchor="nw",
window=self.label)
self.label.bind("<1>", self.select_or_edit)
self.label.bind("<Double-1>", self.flip)
self.text_id = id
def format_paragraph_event(self, event):
maxformatwidth = int(
idleConf.GetOption('main', 'FormatParagraph', 'paragraph'))
text = self.editwin.text
first, last = self.editwin.get_selection_indices()
if first and last:
data = text.get(first, last)
comment_header = ''
else:
first, last, comment_header, data = find_paragraph(
text, text.index('insert'))
if comment_header:
lines = data.split('\n')
lines = map(lambda st, l=len(comment_header): st[l:], lines)
data = '\n'.join(lines)
format_width = max(maxformatwidth - len(comment_header), 20)
newdata = reformat_paragraph(data, format_width)
newdata = newdata.split('\n')
block_suffix = ''
if not newdata[-1]:
block_suffix = '\n'
newdata = newdata[:-1]
builder = lambda item, prefix=comment_header: prefix + item
newdata = '\n'.join(map(builder, newdata)) + block_suffix
else:
newdata = reformat_paragraph(data, maxformatwidth)
text.tag_remove('sel', '1.0', 'end')
if newdata != data:
text.mark_set('insert', first)
text.undo_block_start()
text.delete(first, last)
text.insert(first, newdata)
text.undo_block_stop()
else:
text.mark_set('insert', last)
text.see('insert')
return 'break'
def LoadKeyCfg(self):
self.keysAreBuiltin.set(idleConf.GetOption('main', 'Keys', 'default', type='bool', default=1))
currentOption = idleConf.CurrentKeys()
if self.keysAreBuiltin.get():
itemList = idleConf.GetSectionList('default', 'keys')
itemList.sort()
self.optMenuKeysBuiltin.SetMenu(itemList, currentOption)
itemList = idleConf.GetSectionList('user', 'keys')
itemList.sort()
if not itemList:
self.radioKeysCustom.config(state=DISABLED)
self.customKeys.set('- no custom keys -')
else:
self.optMenuKeysCustom.SetMenu(itemList, itemList[0])
else:
itemList = idleConf.GetSectionList('user', 'keys')
itemList.sort()
self.optMenuKeysCustom.SetMenu(itemList, currentOption)
itemList = idleConf.GetSectionList('default', 'keys')
itemList.sort()
self.optMenuKeysBuiltin.SetMenu(itemList, itemList[0])
self.SetKeysType()
keySetName = idleConf.CurrentKeys()
self.LoadKeysList(keySetName)
def set_notabs_indentwidth(self):
"""Update the indentwidth if changed and not using tabs in this window"""
if not self.usetabs:
self.indentwidth = idleConf.GetOption('main', 'Indent', 'num-spaces', type='int')
def encode(self, chars):
if isinstance(chars, str):
# This is either plain ASCII, or Tk was returning mixed-encoding
# text to us. Don't try to guess further.
return chars
# See whether there is anything non-ASCII in it.
# If not, no need to figure out the encoding.
try:
return chars.encode('ascii')
except UnicodeError:
pass
# If there is an encoding declared, try this first.
try:
enc = coding_spec(chars)
failed = None
except LookupError as msg:
failed = msg
enc = None
if enc:
try:
return chars.encode(enc)
except UnicodeError:
failed = "Invalid encoding '%s'" % enc
if failed:
tkMessageBox.showerror("I/O Error",
"%s. Saving as UTF-8" % failed,
parent=self.text)
# If there was a UTF-8 signature, use that. This should not fail
if self.fileencoding == BOM_UTF8 or failed:
return BOM_UTF8 + chars.encode("utf-8")
# Try the original file encoding next, if any
if self.fileencoding:
try:
return chars.encode(self.fileencoding)
except UnicodeError:
tkMessageBox.showerror(
"I/O Error",
"Cannot save this as '%s' anymore. Saving as UTF-8" \
% self.fileencoding,
parent = self.text)
return BOM_UTF8 + chars.encode("utf-8")
# Nothing was declared, and we had not determined an encoding
# on loading. Recommend an encoding line.
config_encoding = idleConf.GetOption("main", "EditorWindow",
"encoding")
if config_encoding == 'utf-8':
# User has requested that we save files as UTF-8
return BOM_UTF8 + chars.encode("utf-8")
ask_user = True
try:
chars = chars.encode(encoding)
enc = encoding
if config_encoding == 'locale':
ask_user = False
except UnicodeError:
chars = BOM_UTF8 + chars.encode("utf-8")
enc = "utf-8"
if not ask_user:
return chars
dialog = EncodingMessage(self.editwin.top, enc)
dialog.go()
if dialog.num == 1:
# User asked us to edit the file
encline = "# -*- coding: %s -*-\n" % enc
firstline = self.text.get("1.0", "2.0")
if firstline.startswith("#!"):
# Insert encoding after #! line
self.text.insert("2.0", encline)
else:
self.text.insert("1.0", encline)
return self.encode(self.text.get("1.0", "end-1c"))
return chars
class LineNumber:
menudefs = [('options', [('!Line _Number', '<<toggle-line-number>>')])]
digit = 4
bgcolor = idleConf.GetOption('extensions',
'LineNumber',
'bgcolor',
type='str',
default='White')
fgcolor = idleConf.GetOption('extensions',
'LineNumber',
'fgcolor',
type='str',
default='Black')
def __init__(self, editwin):
self.editwin = editwin
self.text = editwin.text
self.textfont = self.text['font']
self.label = None
self.info = [(0, -1, '', False)]
self.topvisible = 1
self.bottomvisible = 1
visible = idleConf.GetOption('extensions',
'LineNumber',
'visible',
type='bool',
default=False)
if visible:
self.toggle_line_number_event()
self.editwin.setvar('<<toggle-line-number>>', True)
self.text.after(UPDATEINTERVAL, self.timer_event)
self.text.after(FONTUPDATEINTERVAL, self.font_timer_event)
def toggle_line_number_event(self, event=None):
if not self.label:
widgets = self.editwin.text, self.editwin.text_frame
pady = 0
for widget in widgets:
pady += int(str(widget.pack_info()['pady']))
pady += int(str(widget.cget('pady')))
border = 0
for widget in widgets:
border += int(str(widget.cget('border')))
self.label = Tkinter.Label(
self.editwin.top,
## text='\n'.join(['%d'%(i+1) for i in range(50)]),
text='1',
anchor=N,
justify=RIGHT,
font=self.textfont,
bg=self.bgcolor,
fg=self.fgcolor,
width=self.digit,
pady=pady,
border=border,
relief=SUNKEN)
self.label.pack(side=LEFT,
fill=Y,
expand=False,
before=self.editwin.text_frame)
else:
self.label.destroy()
self.label = None
idleConf.SetOption('extensions', 'LineNumber', 'visible',
str(self.label is not None))
idleConf.SaveUserCfgFiles()
def timer_event(self):
if self.label:
self.update_line_number()
self.text.after(UPDATEINTERVAL, self.timer_event)
def font_timer_event(self):
newtextfont = self.text["font"]
if self.label and newtextfont != self.textfont:
self.textfont = newtextfont
self.label["font"] = self.textfont
self.text.after(FONTUPDATEINTERVAL, self.font_timer_event)
def update_line_number(self):
topvisible = int(self.text.index('@0,0').split('.')[0])
bottomvisible = int(self.text.index('@0,%s' % INFINITY).split('.')[0])
## print bottomvisible - topvisible,
## print self.bottomvisible - self.topvisible,
## topvisible = int(math.ceil(float(self.text.index('@0,0'))))
## bottomvisible = int(math.ceil(float(self.text.index('@0,16383'))))
## print self.text.index('@0,0'),
## print bottomvisible,
if self.bottomvisible == bottomvisible:
return
self.label['text'] = '\n'.join([
'%d' % i for i in range(
topvisible,
## min(topvisible+39, bottomvisible)+1)]
bottomvisible + 1)
])
## if min(topvisible+50, bottomvisible) >= 999:
#### self.label['width'] = len(str(min(topvisible+39, bottomvisible)+1))+1
## self.label['width'] = len(str(bottomvisible))+1
self.label['height'] = 1
self.label['width'] = max(len(str(bottomvisible)) + 1, 4)
self.topvisible = topvisible
self.bottomvisible = bottomvisible
def get_cfg(cfg, type="bool", default=True):
return idleConf.GetOption("extensions",
"TabExtension",
cfg,
type=type,
default=default)
class ParenMatch:
"""Highlight matching parentheses
There are three supported style of paren matching, based loosely
on the Emacs options. The style is select based on the
HILITE_STYLE attribute; it can be changed used the set_style
method.
The supported styles are:
default -- When a right paren is typed, highlight the matching
left paren for 1/2 sec.
expression -- When a right paren is typed, highlight the entire
expression from the left paren to the right paren.
TODO:
- extend IDLE with configuration dialog to change options
- implement rest of Emacs highlight styles (see below)
- print mismatch warning in IDLE status window
Note: In Emacs, there are several styles of highlight where the
matching paren is highlighted whenever the cursor is immediately
to the right of a right paren. I don't know how to do that in Tk,
so I haven't bothered.
"""
menudefs = [('edit', [
("Show surrounding parens", "<<flash-paren>>"),
])]
STYLE = idleConf.GetOption('extensions',
'ParenMatch',
'style',
default='expression')
FLASH_DELAY = idleConf.GetOption('extensions',
'ParenMatch',
'flash-delay',
type='int',
default=500)
HILITE_CONFIG = idleConf.GetHighlight(idleConf.CurrentTheme(), 'hilite')
BELL = idleConf.GetOption('extensions',
'ParenMatch',
'bell',
type='bool',
default=1)
RESTORE_VIRTUAL_EVENT_NAME = "<<parenmatch-check-restore>>"
# We want the restore event be called before the usual return and
# backspace events.
RESTORE_SEQUENCES = ("<KeyPress>", "<ButtonPress>", "<Key-Return>",
"<Key-BackSpace>")
def __init__(self, editwin):
self.editwin = editwin
self.text = editwin.text
# Bind the check-restore event to the function restore_event,
# so that we can then use activate_restore (which calls event_add)
# and deactivate_restore (which calls event_delete).
editwin.text.bind(self.RESTORE_VIRTUAL_EVENT_NAME, self.restore_event)
self.counter = 0
self.is_restore_active = 0
self.set_style(self.STYLE)
def activate_restore(self):
if not self.is_restore_active:
for seq in self.RESTORE_SEQUENCES:
self.text.event_add(self.RESTORE_VIRTUAL_EVENT_NAME, seq)
self.is_restore_active = True
def deactivate_restore(self):
if self.is_restore_active:
for seq in self.RESTORE_SEQUENCES:
self.text.event_delete(self.RESTORE_VIRTUAL_EVENT_NAME, seq)
self.is_restore_active = False
def set_style(self, style):
self.STYLE = style
if style == "default":
self.create_tag = self.create_tag_default
self.set_timeout = self.set_timeout_last
elif style == "expression":
self.create_tag = self.create_tag_expression
self.set_timeout = self.set_timeout_none
def flash_paren_event(self, event):
indices = HyperParser(self.editwin,
"insert").get_surrounding_brackets()
if indices is None:
self.warn_mismatched()
return
self.activate_restore()
self.create_tag(indices)
self.set_timeout_last()
def paren_closed_event(self, event):
# If it was a shortcut and not really a closing paren, quit.
closer = self.text.get("insert-1c")
if closer not in _openers:
return
hp = HyperParser(self.editwin, "insert-1c")
if not hp.is_in_code():
return
indices = hp.get_surrounding_brackets(_openers[closer], True)
if indices is None:
self.warn_mismatched()
return
self.activate_restore()
self.create_tag(indices)
self.set_timeout()
def restore_event(self, event=None):
self.text.tag_delete("paren")
self.deactivate_restore()
self.counter += 1 # disable the last timer, if there is one.
def handle_restore_timer(self, timer_count):
if timer_count == self.counter:
self.restore_event()
def warn_mismatched(self):
if self.BELL:
self.text.bell()
# any one of the create_tag_XXX methods can be used depending on
# the style
def create_tag_default(self, indices):
"""Highlight the single paren that matches"""
self.text.tag_add("paren", indices[0])
self.text.tag_config("paren", self.HILITE_CONFIG)
def create_tag_expression(self, indices):
"""Highlight the entire expression"""
if self.text.get(indices[1]) in (')', ']', '}'):
rightindex = indices[1] + "+1c"
else:
rightindex = indices[1]
self.text.tag_add("paren", indices[0], rightindex)
self.text.tag_config("paren", self.HILITE_CONFIG)
# any one of the set_timeout_XXX methods can be used depending on
# the style
def set_timeout_none(self):
"""Highlight will remain until user input turns it off
or the insert has moved"""
# After CHECK_DELAY, call a function which disables the "paren" tag
# if the event is for the most recent timer and the insert has changed,
# or schedules another call for itself.
self.counter += 1
def callme(callme,
self=self,
c=self.counter,
index=self.text.index("insert")):
if index != self.text.index("insert"):
self.handle_restore_timer(c)
else:
self.editwin.text_frame.after(CHECK_DELAY, callme, callme)
self.editwin.text_frame.after(CHECK_DELAY, callme, callme)
def set_timeout_last(self):
"""The last highlight created will be removed after .5 sec"""
# associate a counter with an event; only disable the "paren"
# tag if the event is for the most recent timer.
self.counter += 1
self.editwin.text_frame.after(self.FLASH_DELAY,
lambda self=self, c=self.counter: \
self.handle_restore_timer(c))
class AutoComplete:
menudefs = [
('edit', [
("Show Completions", "<<force-open-completions>>"),
])
]
popupwait = idleConf.GetOption("extensions", "AutoComplete",
"popupwait", type="int", default=0)
def __init__(self, editwin=None):
self.editwin = editwin
if editwin is None: # subprocess and test
return
self.text = editwin.text
self.autocompletewindow = None
# id of delayed call, and the index of the text insert when the delayed
# call was issued. If _delayed_completion_id is None, there is no
# delayed call.
self._delayed_completion_id = None
self._delayed_completion_index = None
def _make_autocomplete_window(self):
return AutoCompleteWindow.AutoCompleteWindow(self.text)
def _remove_autocomplete_window(self, event=None):
if self.autocompletewindow:
self.autocompletewindow.hide_window()
self.autocompletewindow = None
def force_open_completions_event(self, event):
"""Happens when the user really wants to open a completion list, even
if a function call is needed.
"""
self.open_completions(True, False, True)
def try_open_completions_event(self, event):
"""Happens when it would be nice to open a completion list, but not
really necessary, for example after an dot, so function
calls won't be made.
"""
lastchar = self.text.get("insert-1c")
if lastchar == ".":
self._open_completions_later(False, False, False,
COMPLETE_ATTRIBUTES)
elif lastchar in SEPS:
self._open_completions_later(False, False, False,
COMPLETE_FILES)
def autocomplete_event(self, event):
"""Happens when the user wants to complete his word, and if necessary,
open a completion list after that (if there is more than one
completion)
"""
if hasattr(event, "mc_state") and event.mc_state:
# A modifier was pressed along with the tab, continue as usual.
return
if self.autocompletewindow and self.autocompletewindow.is_active():
self.autocompletewindow.complete()
return "break"
else:
opened = self.open_completions(False, True, True)
if opened:
return "break"
def _open_completions_later(self, *args):
self._delayed_completion_index = self.text.index("insert")
if self._delayed_completion_id is not None:
self.text.after_cancel(self._delayed_completion_id)
self._delayed_completion_id = \
self.text.after(self.popupwait, self._delayed_open_completions,
*args)
def _delayed_open_completions(self, *args):
self._delayed_completion_id = None
if self.text.index("insert") != self._delayed_completion_index:
return
self.open_completions(*args)
def open_completions(self, evalfuncs, complete, userWantsWin, mode=None):
"""Find the completions and create the AutoCompleteWindow.
Return True if successful (no syntax error or so found).
if complete is True, then if there's nothing to complete and no
start of completion, won't open completions and return False.
If mode is given, will open a completion list only in this mode.
"""
# Cancel another delayed call, if it exists.
if self._delayed_completion_id is not None:
self.text.after_cancel(self._delayed_completion_id)
self._delayed_completion_id = None
hp = HyperParser(self.editwin, "insert")
curline = self.text.get("insert linestart", "insert")
i = j = len(curline)
if hp.is_in_string() and (not mode or mode==COMPLETE_FILES):
# Find the beginning of the string
# fetch_completions will look at the file system to determine whether the
# string value constitutes an actual file name
# XXX could consider raw strings here and unescape the string value if it's
# not raw.
self._remove_autocomplete_window()
mode = COMPLETE_FILES
# Find last separator or string start
while i and curline[i-1] not in "'\"" + SEPS:
i -= 1
comp_start = curline[i:j]
j = i
# Find string start
while i and curline[i-1] not in "'\"":
i -= 1
comp_what = curline[i:j]
elif hp.is_in_code() and (not mode or mode==COMPLETE_ATTRIBUTES):
self._remove_autocomplete_window()
mode = COMPLETE_ATTRIBUTES
while i and (curline[i-1] in ID_CHARS or ord(curline[i-1]) > 127):
i -= 1
comp_start = curline[i:j]
if i and curline[i-1] == '.':
hp.set_index("insert-%dc" % (len(curline)-(i-1)))
comp_what = hp.get_expression()
if not comp_what or \
(not evalfuncs and comp_what.find('(') != -1):
return
else:
comp_what = ""
else:
return
if complete and not comp_what and not comp_start:
return
comp_lists = self.fetch_completions(comp_what, mode)
if not comp_lists[0]:
return
self.autocompletewindow = self._make_autocomplete_window()
self.autocompletewindow.show_window(comp_lists,
"insert-%dc" % len(comp_start),
complete,
mode,
userWantsWin)
return True
def fetch_completions(self, what, mode):
"""Return a pair of lists of completions for something. The first list
is a sublist of the second. Both are sorted.
If there is a Python subprocess, get the comp. list there. Otherwise,
either fetch_completions() is running in the subprocess itself or it
was called in an IDLE EditorWindow before any script had been run.
The subprocess environment is that of the most recently run script. If
two unrelated modules are being edited some calltips in the current
module may be inoperative if the module was not the last to run.
"""
try:
rpcclt = self.editwin.flist.pyshell.interp.rpcclt
except:
rpcclt = None
if rpcclt:
return rpcclt.remotecall("exec", "get_the_completion_list",
(what, mode), {})
else:
if mode == COMPLETE_ATTRIBUTES:
if what == "":
namespace = __main__.__dict__.copy()
namespace.update(__main__.__builtins__.__dict__)
bigl = eval("dir()", namespace)
bigl.sort()
if "__all__" in bigl:
smalll = sorted(eval("__all__", namespace))
else:
smalll = [s for s in bigl if s[:1] != '_']
else:
try:
entity = self.get_entity(what)
bigl = dir(entity)
bigl.sort()
if "__all__" in bigl:
smalll = sorted(entity.__all__)
else:
smalll = [s for s in bigl if s[:1] != '_']
except:
return [], []
elif mode == COMPLETE_FILES:
if what == "":
what = "."
try:
expandedpath = os.path.expanduser(what)
bigl = os.listdir(expandedpath)
bigl.sort()
smalll = [s for s in bigl if s[:1] != '.']
except OSError:
return [], []
if not smalll:
smalll = bigl
return smalll, bigl
def get_entity(self, name):
"""Lookup name in a namespace spanning sys.modules and __main.dict__"""
namespace = sys.modules.copy()
namespace.update(__main__.__dict__)
return eval(name, namespace)
#!/usr/bin/env python
from idlelib.configHandler import idleConf
font = idleConf.GetOption('main', 'EditorWindow', 'font')
_f = 'foreground'
_b = 'background'
GREY = '#969696'
RED = '#a71d5d'
SKY = '#0086b3'
INDIGO = '#183691'
PURPLE = '#795da3'
ORANGE = '#ed6a43'
GREEN = '#63a35c'
WHITE = '#ffffff'
BLACK = '#333333'
append_tags = {
'COMMENT': {_f: GREY, _b: WHITE},
'KEYWORD': {_f: RED, _b: WHITE, 'font': (font, 10, 'bold')},
'BUILTIN': {_f: SKY, _b: WHITE},
'STRING': {_f: INDIGO, _b: WHITE, 'font': (font, 10, 'bold')},
'DEFINITION': {_f: PURPLE, _b: WHITE, 'font': (font, 10, 'italic')},
'ERROR': {_f: '#f8f8f8', _b: '#b52a1d'},
'SELECTED': {_f: BLACK, _b: '#ffffc5'}, # TODO
'SP_VARIABLE': {_f: ORANGE, _b: WHITE},
'FORMAT': {_f: SKY, _b: WHITE},
class AutoComplete:
menudefs = [('edit', [('Show Completions', '<<force-open-completions>>')])]
popupwait = idleConf.GetOption('extensions',
'AutoComplete',
'popupwait',
type='int',
default=0)
def __init__(self, editwin=None):
self.editwin = editwin
if editwin is None:
return
else:
self.text = editwin.text
self.autocompletewindow = None
self._delayed_completion_id = None
self._delayed_completion_index = None
return
def _make_autocomplete_window(self):
return AutoCompleteWindow.AutoCompleteWindow(self.text)
def _remove_autocomplete_window(self, event=None):
if self.autocompletewindow:
self.autocompletewindow.hide_window()
self.autocompletewindow = None
return
def force_open_completions_event(self, event):
self.open_completions(True, False, True)
def try_open_completions_event(self, event):
lastchar = self.text.get('insert-1c')
if lastchar == '.':
self._open_completions_later(False, False, False,
COMPLETE_ATTRIBUTES)
elif lastchar in SEPS:
self._open_completions_later(False, False, False, COMPLETE_FILES)
def autocomplete_event(self, event):
if hasattr(event, 'mc_state') and event.mc_state:
return
if self.autocompletewindow and self.autocompletewindow.is_active():
self.autocompletewindow.complete()
return 'break'
opened = self.open_completions(False, True, True)
return 'break' if opened else None
def _open_completions_later(self, *args):
self._delayed_completion_index = self.text.index('insert')
if self._delayed_completion_id is not None:
self.text.after_cancel(self._delayed_completion_id)
self._delayed_completion_id = self.text.after(
self.popupwait, self._delayed_open_completions, *args)
return
def _delayed_open_completions(self, *args):
self._delayed_completion_id = None
if self.text.index('insert') != self._delayed_completion_index:
return
else:
self.open_completions(*args)
return
def open_completions(self, evalfuncs, complete, userWantsWin, mode=None):
if self._delayed_completion_id is not None:
self.text.after_cancel(self._delayed_completion_id)
self._delayed_completion_id = None
hp = HyperParser(self.editwin, 'insert')
curline = self.text.get('insert linestart', 'insert')
i = j = len(curline)
if hp.is_in_string() and (not mode or mode == COMPLETE_FILES):
self._remove_autocomplete_window()
mode = COMPLETE_FILES
while i and curline[i - 1] in FILENAME_CHARS:
i -= 1
comp_start = curline[i:j]
j = i
while i and curline[i - 1] in FILENAME_CHARS + SEPS:
i -= 1
comp_what = curline[i:j]
elif hp.is_in_code() and (not mode or mode == COMPLETE_ATTRIBUTES):
self._remove_autocomplete_window()
mode = COMPLETE_ATTRIBUTES
while i and curline[i - 1] in ID_CHARS:
i -= 1
comp_start = curline[i:j]
if i and curline[i - 1] == '.':
hp.set_index('insert-%dc' % (len(curline) - (i - 1)))
comp_what = hp.get_expression()
if not comp_what or not evalfuncs and comp_what.find(
'(') != -1:
return
else:
comp_what = ''
else:
return
if complete and not comp_what and not comp_start:
return
else:
comp_lists = self.fetch_completions(comp_what, mode)
if not comp_lists[0]:
return
self.autocompletewindow = self._make_autocomplete_window()
return not self.autocompletewindow.show_window(
comp_lists, 'insert-%dc' % len(comp_start), complete, mode,
userWantsWin)
def fetch_completions(self, what, mode):
try:
rpcclt = self.editwin.flist.pyshell.interp.rpcclt
except:
rpcclt = None
if rpcclt:
return rpcclt.remotecall('exec', 'get_the_completion_list',
(what, mode), {})
else:
if mode == COMPLETE_ATTRIBUTES:
if what == '':
namespace = __main__.__dict__.copy()
namespace.update(__main__.__builtins__.__dict__)
bigl = eval('dir()', namespace)
bigl.sort()
if '__all__' in bigl:
smalll = sorted(eval('__all__', namespace))
else:
smalll = [s for s in bigl if s[:1] != '_']
else:
try:
entity = self.get_entity(what)
bigl = dir(entity)
bigl.sort()
if '__all__' in bigl:
smalll = sorted(entity.__all__)
else:
smalll = [s for s in bigl if s[:1] != '_']
except:
return ([], [])
elif mode == COMPLETE_FILES:
if what == '':
what = '.'
try:
expandedpath = os.path.expanduser(what)
bigl = os.listdir(expandedpath)
bigl.sort()
smalll = [s for s in bigl if s[:1] != '.']
except OSError:
return ([], [])
if not smalll:
smalll = bigl
return (smalll, bigl)
return
def get_entity(self, name):
namespace = sys.modules.copy()
namespace.update(__main__.__dict__)
return eval(name, namespace)
def __init__(self, flist=None, filename=None, key=None, root=None):
if EditorWindow.help_url is None:
dochome = os.path.join(sys.prefix, 'Doc', 'index.html')
if sys.platform.count('linux'):
pyver = 'python-docs-' + '%s.%s.%s' % sys.version_info[:3]
if os.path.isdir('/var/www/html/python/'):
dochome = '/var/www/html/python/index.html'
else:
basepath = '/usr/share/doc/'
dochome = os.path.join(basepath, pyver, 'Doc', 'index.html')
elif sys.platform[:3] == 'win':
chmfile = os.path.join(sys.prefix, 'Doc', 'Python%s.chm' % _sphinx_version())
if os.path.isfile(chmfile):
dochome = chmfile
elif macosxSupport.runningAsOSXApp():
dochome = os.path.join(sys.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':
EditorWindow.help_url = 'file://' + EditorWindow.help_url
else:
EditorWindow.help_url = 'http://docs.python.org/%d.%d' % sys.version_info[:2]
currentTheme = idleConf.CurrentTheme()
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 = flist.inversedict
else:
self.tkinter_vars = {}
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')
text_options = {'name': 'text',
'padx': 5,
'wrap': 'none',
'width': self.width,
'height': idleConf.GetOption('main', 'EditorWindow', 'height')
}
if TkVersion >= 8.5:
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.runningAsOSXApp():
text.bind('<<close-window>>', self.close_event)
text.bind('<Control-Button-1>', self.right_menu_event)
else:
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)
self.set_status_bar()
vbar['command'] = text.yview
vbar.pack(side=RIGHT, fill=Y)
text['yscrollcommand'] = vbar.set
fontWeight = 'normal'
if idleConf.GetOption('main', 'EditorWindow', 'font-bold', type='bool'):
fontWeight = 'bold'
text.config(font=(idleConf.GetOption('main', 'EditorWindow', 'font'),
idleConf.GetOption('main', 'EditorWindow', 'font-size'),
fontWeight))
text_frame.pack(side=LEFT, fill=BOTH, expand=1)
text.pack(side=TOP, fill=BOTH, expand=1)
text.focus_set()
usespaces = idleConf.GetOption('main', 'Indent', 'use-spaces', type='bool')
self.usetabs = not usespaces
self.tabwidth = 8
self.indentwidth = self.tabwidth
self.set_notabs_indentwidth()
self.context_use_ps1 = False
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)
self.io = io = self.IOBinding(self)
io.set_filename_change_hook(self.filename_change_hook)
self.recent_files_menu = Menu(self.menubar)
self.menudict['file'].insert_cascade(3, label='Recent Files', underline=0, menu=self.recent_files_menu)
self.update_recent_files_list()
self.color = None
if filename:
if os.path.exists(filename) and not os.path.isdir(filename):
io.loadfile(filename)
else:
io.set_filename(filename)
self.ResetColorizer()
self.saved_change_hook()
self.set_indentation_params(self.ispythonsource(filename))
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)
self.askyesno = tkMessageBox.askyesno
self.askinteger = tkSimpleDialog.askinteger
self.showerror = tkMessageBox.showerror
return
sys.argv = [script] + args
elif args:
enable_edit = True
pathx = []
for filename in args:
pathx.append(os.path.dirname(filename))
for dir in pathx:
dir = os.path.abspath(dir)
if dir not in sys.path:
sys.path.insert(0, dir)
else:
dir = os.getcwd()
if not dir in sys.path:
sys.path.insert(0, dir)
# check the IDLE settings configuration (but command line overrides)
edit_start = idleConf.GetOption('main', 'General',
'editor-on-startup', type='bool')
enable_edit = enable_edit or edit_start
#Start LabVIEW GUI ActiveX Server
if(create_LabVIEW_ActiveX):
LV_Options=LV_ActiveX_Option_Val.split(",")
if(len(LV_Options)<2):
print "expected 2 arguments but got ", len(LV_Options)
sys.exit()
else:
pass
LV_Options=LV_ActiveX_Option_Val.split(",")
GUI_Module_Name=LV_Options[0].strip()
GUI_Module_Path=LV_Options[1].strip()
GUI_Module_App_Name=LV_Options[2].strip()
GUI_Module_Info=imp.find_module(GUI_Module_Name,[GUI_Module_Path])
