EventNotifier class
create_user: zhengzaihong email:1096877329@qq.com create_date: 2024/7/30 create_time: 16:13 describe: 示例：
EventNotifier（局部 target 通知）
Properties
- hashCode → int
-
The hash code for this object.
no setterinherited
- runtimeType → Type
-
A representation of the runtime type of the object.
no setterinherited
Methods
-
noSuchMethod(
Invocation invocation) → dynamic -
Invoked when a nonexistent method or property is accessed.
inherited
-
toString(
) → String -
A string representation of this object.
inherited
Operators
-
operator ==(
Object other) → bool -
The equality operator.
inherited
Static Methods
-
addListener<
T> (dynamic target, void listener(T value)) → void - 添加监听
-
clear(
) → void - 清空所有
-
get<
T> (dynamic target) → ValueNotifier< T> ? - 获取已有的 ValueNotifier
-
listenOnce<
T> (dynamic target, void listener(T value)) → void - 一次性监听
-
obtain<
T> (dynamic target, {void listener(T value)?, T? defaultValue}) → ValueNotifier< T> - 获取或创建 ValueNotifier
-
remove(
dynamic target) → void - 移除某个 target
-
removeListener<
T> (dynamic target, void listener(T value)) → void - 移除监听（不推荐手动，建议使用自动解绑或 Stream）
-
sendNotification<
T> (dynamic target, T? object) → void - 发送通知
-
stream<
T> (dynamic target) → Stream< T>