def __init__(self, master=None, **kwargs):
# get default settings from user's IDLE configuration
currentTheme = idleConf.CurrentTheme()
textcf = dict(padx=5,
wrap='word',
undo='True',
foreground=idleConf.GetHighlight(currentTheme,
'normal',
fgBg='fg'),
background=idleConf.GetHighlight(currentTheme,
'normal',
fgBg='bg'),
highlightcolor=idleConf.GetHighlight(currentTheme,
'hilite',
fgBg='fg'),
highlightbackground=idleConf.GetHighlight(currentTheme,
'hilite',
fgBg='bg'),
insertbackground=idleConf.GetHighlight(currentTheme,
'cursor',
fgBg='fg'),
width=idleConf.GetOption('main', 'EditorWindow',
'width'),
height=idleConf.GetOption('main', 'EditorWindow',
'height'))
fontWeight = 'normal'
if idleConf.GetOption('main', 'EditorWindow', 'font-bold',
type='bool'):
fontWeight = 'bold'
textcf['font'] = (idleConf.GetOption('main', 'EditorWindow', 'font'),
idleConf.GetOption('main', 'EditorWindow',
'font-size'), fontWeight)
# override defaults with any user-specified settings
textcf.update(kwargs)
ScrolledText.__init__(self, master, **textcf)
def init(self, flist):
self.flist = flist
# reset pyclbr
pyclbr._modules.clear()
# create top
# NOTE: later we will be passed in container, rather than creating it
self.top = top = flist.new_container(own_window=True)
self.top.add_component(self)
top.top.bind("<Escape>", self.close)
if self._htest: # place dialog below parent if running htest
top.top.geometry(
"+%d+%d" %
(flist.root.winfo_rootx(), flist.root.winfo_rooty() + 200))
top.top.focus_set()
# create scrolled canvas
theme = idleConf.CurrentTheme()
background = idleConf.GetHighlight(theme, 'normal')['background']
sc = ScrolledCanvas(top.w,
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 LoadThemeCfg(self):
self.themeIsBuiltin.set(idleConf.GetOption('main', 'Theme', 'default', type='bool', default=1))
currentOption = idleConf.CurrentTheme()
if self.themeIsBuiltin.get():
itemList = idleConf.GetSectionList('default', 'highlight')
itemList.sort()
self.optMenuThemeBuiltin.SetMenu(itemList, currentOption)
itemList = idleConf.GetSectionList('user', 'highlight')
itemList.sort()
if not itemList:
self.radioThemeCustom.config(state=DISABLED)
self.customTheme.set('- no custom themes -')
else:
self.optMenuThemeCustom.SetMenu(itemList, itemList[0])
else:
itemList = idleConf.GetSectionList('user', 'highlight')
itemList.sort()
self.optMenuThemeCustom.SetMenu(itemList, currentOption)
itemList = idleConf.GetSectionList('default', 'highlight')
itemList.sort()
self.optMenuThemeBuiltin.SetMenu(itemList, itemList[0])
self.SetThemeType()
themeNames = self.themeElements.keys()
themeNames.sort(key=lambda x: self.themeElements[x][1])
self.optMenuHighlightTarget.SetMenu(themeNames, themeNames[0])
self.PaintThemeSample()
self.SetHighlightTarget()
def __init__(self, master=None, **kwargs):
"""
Constructor.
Get default settings from user's IDLE configuration.
"""
currentTheme = idleConf.CurrentTheme()
textcf = {
'padx': 5,
'wrap': 'word',
'undo': 'True',
'foreground': idleConf.GetHighlight(
currentTheme, 'normal', fgBg='fg'),
'background': idleConf.GetHighlight(
currentTheme, 'normal', fgBg='bg'),
'highlightcolor': idleConf.GetHighlight(
currentTheme, 'hilite', fgBg='fg'),
'highlightbackground': idleConf.GetHighlight(
currentTheme, 'hilite', fgBg='bg'),
'insertbackground': idleConf.GetHighlight(
currentTheme, 'cursor', fgBg='fg'),
'width': idleConf.GetOption('main', 'EditorWindow', 'width'),
'height': idleConf.GetOption('main', 'EditorWindow', 'height'),
}
fontWeight = 'normal'
if idleConf.GetOption('main', 'EditorWindow', 'font-bold', type='bool'):
fontWeight = 'bold'
textcf['font'] = (idleConf.GetOption('main', 'EditorWindow', 'font'),
idleConf.GetOption('main', 'EditorWindow',
'font-size'),
fontWeight)
# override defaults with any user-specified settings
textcf.update(kwargs)
ScrolledText.__init__(self, master, **textcf)
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)
if self._htest: # place dialog below parent if running htest
top.geometry(
"+%d+%d" %
(flist.root.winfo_rootx(), flist.root.winfo_rooty() + 200))
self.settitle()
top.focus_set()
# create scrolled canvas
theme = idleConf.CurrentTheme()
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 show_find_marks(self):
# Get the highlight colors for 'hit'
# Do this here (and not in __init__) for color config changes to take
# effect immediately
currentTheme = idleConf.CurrentTheme()
mark_fg = idleConf.GetHighlight(currentTheme, 'hit', fgBg='fg')
mark_bg = idleConf.GetHighlight(currentTheme, 'hit', fgBg='bg')
self.text.tag_configure("findmark",
foreground=mark_fg,
background=mark_bg)
def LoadTagDefs(self):
theme = idleConf.CurrentTheme()
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},
"ERROR": idleConf.GetHighlight(theme, "error"),
# The following is used by ReplaceDialog:
"hit": idleConf.GetHighlight(theme, "hit"),
}
if DEBUG: print 'tagdefs',self.tagdefs
def color_config(text): # Called from htest, Editor, and Turtle Demo.
'''Set color opitons of Text widget.
Should be called whenever ColorDelegator is called.
'''
# Not automatic because ColorDelegator does not know 'text'.
theme = idleConf.CurrentTheme()
normal_colors = idleConf.GetHighlight(theme, 'normal')
cursor_color = idleConf.GetHighlight(theme, 'cursor', fgBg='fg')
select_colors = idleConf.GetHighlight(theme, 'hilite')
text.config(
foreground=normal_colors['foreground'],
background=normal_colors['background'],
insertbackground=cursor_color,
selectforeground=select_colors['foreground'],
selectbackground=select_colors['background'],
)
if TkVersion >= 8.5:
text.config(inactiveselectbackground=select_colors['background'])
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.CurrentTheme()
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
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))
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
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>>'
RESTORE_SEQUENCES = ('<KeyPress>', '<ButtonPress>', '<Key-Return>',
'<Key-BackSpace>')
def __init__(self, editwin):
self.editwin = editwin
self.text = editwin.text
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
else:
self.activate_restore()
self.create_tag(indices)
self.set_timeout_last()
return
def paren_closed_event(self, event):
closer = self.text.get('insert-1c')
if closer not in _openers:
return
else:
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()
return
def restore_event(self, event=None):
self.text.tag_delete('paren')
self.deactivate_restore()
self.counter += 1
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()
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)
def set_timeout_none(self):
"""Highlight will remain until user input turns it off
or the insert has moved"""
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"""
self.counter += 1
self.editwin.text_frame.after(
self.FLASH_DELAY,
lambda self=self, c=self.counter: self.handle_restore_timer(c))
class ParenMatch:
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>>'
RESTORE_SEQUENCES = ('<KeyPress>', '<ButtonPress>', '<Key-Return>',
'<Key-BackSpace>')
def __init__(self, editwin):
self.editwin = editwin
self.text = editwin.text
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
else:
self.activate_restore()
self.create_tag(indices)
self.set_timeout_last()
return
def paren_closed_event(self, event):
closer = self.text.get('insert-1c')
if closer not in _openers:
return
else:
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()
return
def restore_event(self, event=None):
self.text.tag_delete('paren')
self.deactivate_restore()
self.counter += 1
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()
def create_tag_default(self, indices):
self.text.tag_add('paren', indices[0])
self.text.tag_config('paren', self.HILITE_CONFIG)
def create_tag_expression(self, indices):
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)
def set_timeout_none(self):
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):
self.counter += 1
self.editwin.text_frame.after(
self.FLASH_DELAY,
lambda self=self, c=self.counter: self.handle_restore_timer(c))
def LoadTagDefs(self):
theme = idleConf.CurrentTheme()
font = idleConf.GetOption('main', 'EditorWindow', 'font')
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
},
"ERROR": idleConf.GetHighlight(theme, "error"),
# The following is used by ReplaceDialog:
"hit": idleConf.GetHighlight(theme, "hit"),
}
if DEBUG: print 'tagdefs', self.tagdefs
try:
lang = getattr(__import__('languages' + self.ext), self.ext[1:])
if hasattr(lang, 'append_tags'):
for key, value in lang.append_tags.items():
self.tagdefs[key] = value
except (ImportError, AttributeError):
pass
def _style(string):
list_ = []
for c in string:
if c == 'b':
list_.append('bold')
elif c == 'i':
list_.append('italic')
elif c == 'u':
list_.append('underline')
elif c == 's':
list_.append('overstrike')
return (font, 10, ' '.join(list_))
try:
alttag = getattr(__import__('languages.' + theme), theme)
if hasattr(alttag, 'append_tags'):
for key, value in alttag.append_tags.items():
if 'font' in value:
if isinstance(value['font'], str):
value['font'] = _style(value['font'])
else:
value['font'] = (font, 10, '')
self.tagdefs[key] = value
for xtag, atag in ALTERNATE_TAGS.items():
if xtag not in self.tagdefs:
if atag is None:
self.tagdefs[xtag] = {
'foreground': None,
'background': None
}
else:
self.tagdefs[xtag] = dict(self.tagdefs[atag])
if hasattr(alttag, 'read_twice'):
self.read_twice = alttag.read_twice
except (ImportError, AttributeError) as e:
pass
