public void onRestoreInstanceState(SavedState state) {

		if (state != null) {
			this.lastOpenPosition = state.lastOpenPosition;
			this.openItems = state.openItems;
		}
	}
Closes the current open item.
If it is current visible it will be closed with an animation.

@return true if an item was closed, false otherwise
library/src/main/java/com/tjerkw/slideexpandable/library/AbstractSlideExpandableListAdapter.java