AVLiveQuery Class Reference

Inherits from	NSObject
Declared in	AVLiveQuery.h

Overview

A type that defines an object which can observe various kinds of change events of objects that a query matches.

The delegate which receive change event of objects which the query matches.

@property (nonatomic, weak, nullable) id<AVLiveQueryDelegate> delegate

The delegate which receive change event of objects which the query matches.

AVLiveQuery.h

The query which matches objects that you want to observe.

@property (nonatomic, strong, readonly) AVQuery *query

The query which matches objects that you want to observe.

AVLiveQuery.h

Initialize live query with a AVQuery object.

- (instancetype)initWithQuery:(AVQuery *)query

`query`	The query which matches objects that you want to observe.

Initialize live query with a AVQuery object.

AVLiveQuery.h

Subscribe change notifications for query.

- (void)subscribeWithCallback:(void ( ^ ) ( BOOL succeeded , NSError *error ))callback

`callback`	The callback block of subscription.

Subscribe change notifications for query.

AVLiveQuery.h

Unsubscribe change notifications for query.

- (void)unsubscribeWithCallback:(void ( ^ ) ( BOOL succeeded , NSError *error ))callback

`callback`	The callback block of unsubscription.

Unsubscribe change notifications for query.

AVLiveQuery.h