def _show_interpreter_prompt_for_reply(self, msg): """ Reimplemented for IPython-style prompts. """ # Update the old prompt number if necessary. content = msg['content'] previous_prompt_number = content['execution_count'] if self._previous_prompt_obj and \ self._previous_prompt_obj.number != previous_prompt_number: block = self._previous_prompt_obj.block # Make sure the prompt block has not been erased. if block.isValid() and block.text(): # Remove the old prompt and insert a new prompt. cursor = QtGui.QTextCursor(block) cursor.movePosition(QtGui.QTextCursor.Right, QtGui.QTextCursor.KeepAnchor, self._previous_prompt_obj.length) prompt = self._make_in_prompt(previous_prompt_number) self._prompt = self._insert_html_fetching_plain_text( cursor, prompt) # When the HTML is inserted, Qt blows away the syntax # highlighting for the line, so we need to rehighlight it. self._highlighter.rehighlightBlock(cursor.block()) self._previous_prompt_obj = None # Show a new prompt with the kernel's estimated prompt number. self._show_interpreter_prompt(previous_prompt_number + 1)
def _get_format_from_document(self, token, document): """ Returns a QTextCharFormat for token by """ code, html = next(self._formatter._format_lines([(token, u'dummy')])) self._document.setHtml(html) return QtGui.QTextCursor(self._document).charFormat()