tabs.py 文件源码

def run(self):
        """ Parse a tab directive """
        self.assert_has_content()
        env = self.state.document.settings.env

        args = self.content[0].strip()
        try:
            args = json.loads(args)
            self.content.trim_start(1)
        except ValueError:
            args = {}

        tab_name = nodes.container()
        self.state.nested_parse(
            self.content[:1], self.content_offset, tab_name)
        args['tab_name'] = tab_name

        if 'tab_id' not in args:
            args['tab_id'] = env.new_serialno('tab_id')
        i = 1
        while args['tab_id'] in env.temp_data['tab_ids']:
            args['tab_id'] = '%s-%d' % (args['tab_id'], i)
            i += 1
        env.temp_data['tab_ids'].append(args['tab_id'])

        data_tab = "sphinx-data-tab-{}".format(args['tab_id'])

        env.temp_data['tab_titles'].append((data_tab, args['tab_name']))

        text = '\n'.join(self.content)
        node = nodes.container(text)

        classes = 'ui bottom attached sphinx-tab tab segment'
        node['classes'] = classes.split(' ')
        node['classes'].extend(args.get('classes', []))
        node['classes'].append(data_tab)

        if env.temp_data['is_first_tab']:
            node['classes'].append('active')
            env.temp_data['is_first_tab'] = False

        self.state.nested_parse(self.content[2:], self.content_offset, node)
        return [node]