docs: def selected_urls(self):
          """
          Gets the list of selected items file path (url)
          """
          urls = []
          debug('gettings urls')
          for proxy_index in self.tree_view.selectedIndexes():
              finfo = self.tree_view.fileInfo(proxy_index)
              urls.append(finfo.canonicalFilePath())
          debug('selected urls %r' % [str(url) for url in urls])
          return urls