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BaseObservable

public class BaseObservable
extends Object implements Observable

java.lang.Object
    android.databinding.BaseObservable
Known Direct Subclasses
Known Indirect Subclasses

实现 Observable接口并提供 notifyPropertyChanged(int)和 notifyChange()方法的便利类。

摘要(Summary)

Public constructors
BaseObservable()

公共方法(Public methods)
void addOnPropertyChangedCallback(Observable.OnPropertyChangedCallback callback)

添加回调以侦听对Observable的更改。
void notifyChange()

通知侦听器此实例的所有属性都已更改。
void notifyPropertyChanged(int fieldId)

通知侦听器特定属性已更改。
void removeOnPropertyChangedCallback(Observable.OnPropertyChangedCallback callback)

从收听更改的人员中删除回调。

继承方法(Inherited methods)
From class java.lang.Object
From interface android.databinding.Observable

Public constructors

BaseObservable

BaseObservable ()

公共方法(Public methods)

addOnPropertyChangedCallback

void addOnPropertyChangedCallback (Observable.OnPropertyChangedCallback callback)

添加回调以侦听对Observable的更改。

参数(Parameters)
callback Observable.OnPropertyChangedCallback: The callback to start listening.

notifyChange

void notifyChange ()

通知侦听器此实例的所有属性都已更改。

notifyPropertyChanged

void notifyPropertyChanged (int fieldId)

通知侦听器特定属性已更改。 更改的属性的吸气剂应标记为Bindable以在BR生成一个用作fieldId 。

参数(Parameters)
fieldId int: The generated BR id for the Bindable field.

removeOnPropertyChangedCallback

void removeOnPropertyChangedCallback (Observable.OnPropertyChangedCallback callback)

从收听更改的人员中删除回调。

参数(Parameters)
callback Observable.OnPropertyChangedCallback: The callback that should stop listening.
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