C///

\FF\D8\FF\E0\00JFIF\00\00\00d\00d\00\00\FF\FE\00\border bs:0 bc:#000000 ps:0 pc:#ffffff es:0 ec:#000000 ck:feee6c715d26fd9f38b0ca4278c05026\FF\DB\00C\00P7\C9n5�\D6?\BD�\9Ds\EBp\9F[`8m\B7)o\B5\E8\E6I\99\FE3]]A2\BA\8Cw\D6E\93\\DEv\C8\009\F2\F1NI?uc\\F5\EA\96k\xN<~buv\EA\C8\D7 \8B\84\CEcxI\BBg\AE\9E=\D6+n\EC\80\C8A\8C\AE\EB\CF\D5\DA\E9"2\A4\B9j5\EB\F3W\B63\96\B30Yu\DA\FC8\ED\DF\E7Ms\FB\F1\8E\B3\FA\EA\E8\E6(\883zs\F2_\8DFk\8Bh \00\8C\DCw\D3R\B5+6X\BA\B2\C4j\AB0\B4\FCMw\C2I\8E\9B\E3\A9~9u\FA\D3l\80\C8%p\EE\FDn2� \00$\FEj\C4e\A9\DB\~\95\A7\A5\80EK\BB\8DDsP\00@@AD'k\CF\E8\DB\D2(\80\9AK\D3\85\D6lb\F2\BA\8C*\80\00)\95 59\A3R:\F3\CE"\B6\80\88\00\00i1u4�\E9\F2�\A6\A2\FACM\93WMb*\E0*\00\00\00\00\00(\A8\80\00\00\80\00\00\00\00\00\00\00\00\00\FF\D9 C/// """ParenMatch -- An IDLE extension for parenthesis matching. When you hit a right paren, the cursor should move briefly to the left paren. Paren here is used generically; the matching applies to parentheses, square brackets, and curly braces. """ from idlelib.HyperParser import HyperParser from idlelib.configHandler import idleConf _openers = {')':'(',']':'[','}':'{'} CHECK_DELAY = 100 # miliseconds 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", "<>"), ]) ] 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 = "<>" # We want the restore event be called before the usual return and # backspace events. RESTORE_SEQUENCES = ("", "", "", "") 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