code: public function setSourceFiles($value)
      {
          foreach ($value as $key => $settings) {
              if ($settings === false) {
                  $this->_sourceFiles[$key] = false;
                  continue;
              }
              if (!isset($settings['class'])) {
                  $settings['class'] = $this->sourceFileClass;
              }
              $settings['id'] = $key;
              $this->_sourceFiles[$key] = Yii::createObject($settings);
          }
      }
docs: Set source files.
  
  @param [[@doctodo param_type:value]] $value [[@doctodo param_description:value]]