程序包 ohos.media.common.sessioncore

类 AVSubscriptionCallback

java.lang.Object

ohos.media.common.sessioncore.AVSubscriptionCallback

public abstract class AVSubscriptionCallback
extends Object

Provides callbacks for media subscription results.

从以下版本开始:

3

另请参阅:

AVBrowser.subscribeByParentMediaId(java.lang.String, ohos.media.common.sessioncore.AVSubscriptionCallback)

SystemCapability

SystemCapability.Multimedia#MEDIA

构造器概要

构造器

构造器	说明
AVSubscriptionCallback()

方法概要

限定符和类型	方法	说明
void	onAVElementListLoaded(String parentMediaId, List<AVElement> elements)	Called when data is loaded for the first time or updated after AVBrowser.subscribeByParentMediaId(String, AVSubscriptionCallback) is called to subscribe to media items.
void	onAVElementListLoaded(String parentMediaId, List<AVElement> elements, PacMap options)	Called when data is loaded for the first time or updated after AVBrowser.subscribeByParentMediaId(String, PacMap, AVSubscriptionCallback) is called to subscribe to media items.
void	onError(String parentMediaId)	Called when an error occurs during obtaining of media item descriptions.
void	onError(String parentMediaId, PacMap options)	Called when an error occurs during obtaining of media item descriptions, with an input parameter passed from the media browser service.

从类继承的方法 java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

构造器详细资料

AVSubscriptionCallback

public AVSubscriptionCallback()

方法详细资料

onAVElementListLoaded

public void onAVElementListLoaded(String parentMediaId,
                                  List<AVElement> elements)

Called when data is loaded for the first time or updated after AVBrowser.subscribeByParentMediaId(String, AVSubscriptionCallback) is called to subscribe to media items.

参数:

parentMediaId - Indicates the ID of the parent media item.

elements - Indicates a list of AVElement instances storing media time descriptions.

从以下版本开始:

3

onAVElementListLoaded

public void onAVElementListLoaded(String parentMediaId,
                                  List<AVElement> elements,
                                  PacMap options)

Called when data is loaded for the first time or updated after AVBrowser.subscribeByParentMediaId(String, PacMap, AVSubscriptionCallback) is called to subscribe to media items.

参数:

parentMediaId - Indicates the ID of the parent media item.

elements - Indicates a list of AVElement instances storing media time descriptions.

options - Indicates parameters sent to the media browser service. The values determine the data to be returned.

从以下版本开始:

3

onError

public void onError(String parentMediaId)

Called when an error occurs during obtaining of media item descriptions.

参数:

parentMediaId - Indicates the ID of the parent media item.

从以下版本开始:

3

onError

public void onError(String parentMediaId,
                    PacMap options)

Called when an error occurs during obtaining of media item descriptions, with an input parameter passed from the media browser service.

参数:

parentMediaId - Indicates the ID of the parent media item.

options - Indicates parameters sent to the service. The values determine the data to be returned.

从以下版本开始:

3