def open_completions(self, args): """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. """ evalfuncs, complete, wantwin, mode = args # 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 == 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 = 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 == ATTRS): self._remove_autocomplete_window() mode = ATTRS 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] == '.': # Need object with attributes. 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 None else: comp_what = "" else: return None if complete and not comp_what and not comp_start: return None comp_lists = self.fetch_completions(comp_what, mode) if not comp_lists[0]: return None self.autocompletewindow = self._make_autocomplete_window() return not self.autocompletewindow.show_window( comp_lists, "insert-%dc" % len(comp_start), complete, mode, wantwin)
def calltip_event(self, event=None): window = self.docWindow.window if window is None: return if not window.update_calltip.get(): # don't process calltip event return # get calltip # code borrows from CallTips.py::open_calltip evalfuncs = False hp = HyperParser(self.editwin, "insert") sur_paren = hp.get_surrounding_brackets('(') if not sur_paren: return hp.set_index(sur_paren[0]) name = hp.get_expression() if not name or (not evalfuncs and name.find('(') != -1): return w = window w.entry.delete("0", "end") w.entry.insert("insert", name) w.get_doc()
def flash_paren_event(self, event): indices = (HyperParser(self.editwin, "insert").get_surrounding_brackets()) if indices is None: self.bell() return self.activate_restore() self.create_tag(indices) self.set_timeout_last()
def flash_paren_event(self, event): "Handle editor 'show surrounding parens' event (menu or shortcut)." indices = (HyperParser(self.editwin, "insert").get_surrounding_brackets()) if indices is None: self.bell() return "break" self.activate_restore() self.create_tag(indices) self.set_timeout() return "break"
def paren_closed_event(self, event): "Handle user input of closer." # If user bound non-closer to <<paren-closed>>, 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) self.finish_paren_event(indices) return # Allow calltips to see ')'
def paren_closed_event(self, event): 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.bell() return self.activate_restore() self.create_tag(indices) self.set_timeout()
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.bell() return self.activate_restore() self.create_tag(indices) self.set_timeout()
def open_calltip(self, evalfuncs): """Maybe close an existing calltip and maybe open a new calltip. Called from (force_open|try_open|refresh)_calltip_event functions. """ hp = HyperParser(self.editwin, "insert") sur_paren = hp.get_surrounding_brackets('(') # If not inside parentheses, no calltip. if not sur_paren: self.remove_calltip_window() return # If a calltip is shown for the current parentheses, do # nothing. if self.active_calltip: opener_line, opener_col = map(int, sur_paren[0].split('.')) if ((opener_line, opener_col) == (self.active_calltip.parenline, self.active_calltip.parencol)): return hp.set_index(sur_paren[0]) try: expression = hp.get_expression() except ValueError: expression = None if not expression: # No expression before the opening parenthesis, e.g. # because it's in a string or the opener for a tuple: # Do nothing. return # At this point, the current index is after an opening # parenthesis, in a section of code, preceded by a valid # expression. If there is a calltip shown, it's not for the # same index and should be closed. self.remove_calltip_window() # Simple, fast heuristic: If the preceding expression includes # an opening parenthesis, it likely includes a function call. if not evalfuncs and (expression.find('(') != -1): return argspec = self.fetch_tip(expression) if not argspec: return self.active_calltip = self._calltip_window() self.active_calltip.showtip(argspec, sur_paren[0], sur_paren[1])
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. """ 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] not in '\'"' + SEPS: i -= 1 comp_start = curline[i:j] j = i 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 None else: comp_what = '' else: return None if complete and not comp_what and not comp_start: return None comp_lists = self.fetch_completions(comp_what, mode) if not comp_lists[0]: return None self.autocompletewindow = self._make_autocomplete_window() return not self.autocompletewindow.show_window(comp_lists, 'insert-%dc' % len(comp_start), complete, mode, userWantsWin)
def paren_closed_event(self, event): "Handle user input of closer." # If user bound non-closer to <<paren-closed>>, 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.bell() return self.activate_restore() self.create_tag(indices) self.set_timeout() return
def open_calltip(self, evalfuncs): self._remove_calltip_window() hp = HyperParser(self.editwin, 'insert') sur_paren = hp.get_surrounding_brackets('(') if not sur_paren: return hp.set_index(sur_paren[0]) expression = hp.get_expression() if not expression: return if not evalfuncs and expression.find('(') != -1: return argspec = self.fetch_tip(expression) if not argspec: return self.active_calltip = self._calltip_window() self.active_calltip.showtip(argspec, sur_paren[0], sur_paren[1])
def flash_paren_event(self, event): "Handle editor 'show surrounding parens' event (menu or shortcut)." indices = (HyperParser(self.editwin, "insert").get_surrounding_brackets()) self.finish_paren_event(indices) return "break"
def get_parser(self, index): """ Return a parser object with index at 'index' """ return HyperParser(self.editwin, index)