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Summary: Ctors | Methods | Inherited Methods | [Expand All]

public static abstract class MediaRouteProvider.Callback
extends Object

java.lang.Object
	android.support.v7.media.MediaRouteProvider.Callback

当路由信息变得可用或改变时调用的回调。

Public constructors
`MediaRouteProvider.Callback()`

公共方法(Public methods)
`void`	`onDescriptorChanged(MediaRouteProvider provider, MediaRouteProviderDescriptor descriptor)` 当关于路线提供者及其路线的信息改变时调用。

From class java.lang.Object

MediaRouteProvider.Callback ()

void onDescriptorChanged (MediaRouteProvider provider, 
                MediaRouteProviderDescriptor descriptor)

当关于路线提供者及其路线的信息改变时调用。

参数(Parameters)
`provider`	`MediaRouteProvider`: The media route provider that changed, never null.
`descriptor`	`MediaRouteProviderDescriptor`: The new media route provider descriptor, or null if none.