PrefItem<T> constructor
PrefItem<T> (
- PrefsStorage storage,
- String key, {
- T initFunc()?,
- CheckValueFunc<
T?> ? checkValue,
Implementation
PrefItem(
this.storage,
this.key, {
T Function()? initFunc,
this.checkValue,
}) {
if (T == int) {
this._type = ItemType.int;
} else if (T == String) {
this._type = ItemType.string;
} else if (T == double) {
this._type = ItemType.double;
} else if (T == bool) {
this._type = ItemType.bool;
} else if (T.toString() == 'List<String>') {
this._type = ItemType.stringList;
} else if (T == DateTime) {
this._type = ItemType.dateTime;
} else {
throw TypeError();
}
this._initCompleter = Completer<PrefItem<T>>();
this._initCompleteFuture = this._initCompleter.future;
if (initFunc != null) {
this._init(initFunc);
} else {
this.read();
}
}