Sets which nodes should be expanded when the filter is cleared.
Expand the matching nodes in order to display their children too. Only applicable in lenient mode because in strict mode, non-matching children are filtered out.
The max amount of auto-expanded filter results. If the number of filter results exceeds this value, the expanded state will be reverted according to the expandedOnClear setting. The default special value of -1 allows any number of results to be auto-expanded.