filterHistory method
Implementation
void filterHistory(String text) {
if (text.isEmpty) {
this._clearFilter();
return;
}
var filterdList = this._histories.all.where((value) => value.text.contains(text) && (value.text != text)).toList();
InputHistoryItems filterdHistoryItems = InputHistoryItems.filterd(this._limit, filterdList);
this.list.sink.add(filterdHistoryItems);
this.listEmpty.sink.add(filterdHistoryItems.isEmpty);
}