80 lines
2.1 KiB
Objective-C
Executable File
80 lines
2.1 KiB
Objective-C
Executable File
// Copyright 2014 Google Inc.
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#import <GoogleCast/GCKCastChannel.h>
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#import <GoogleCast/GCKDefines.h>
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#import <Foundation/Foundation.h>
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@protocol GCKGenericChannelDelegate;
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NS_ASSUME_NONNULL_BEGIN
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/**
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* A generic GCKCastChannel implementation, suitable for use when subclassing is not desired.
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* GCKGenericChannel forwards message and connectivity events to its delegate, and has no
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* processing logic of its own.
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*
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* See GCKGenericChannelDelegate for the delegate protocol.
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*/
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GCK_EXPORT
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@interface GCKGenericChannel : GCKCastChannel
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/**
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* The delegate for receiving notifications about changes in the channel's state.
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*/
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@property(nonatomic, weak, nullable) id<GCKGenericChannelDelegate> delegate;
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/**
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* Designated initializer.
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*
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* @param protocolNamespace The namespace for this channel. This namespace must be unique across
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* all channels used by a given application.
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*/
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- (instancetype)initWithNamespace:(NSString *)protocolNamespace NS_DESIGNATED_INITIALIZER;
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@end
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/**
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* The GCKGenericChannel delegate protocol.
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*/
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GCK_EXPORT
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@protocol GCKGenericChannelDelegate <NSObject>
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/**
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* Called when a text message has been received on the channel.
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*/
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- (void)castChannel:(GCKGenericChannel *)channel
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didReceiveTextMessage:(NSString *)message
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withNamespace:(NSString *)protocolNamespace;
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@optional
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/**
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* Called when the channel has been connected, indicating that messages can now be exchanged with
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* the Cast device over the channel.
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*
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* @param channel The channel.
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*/
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- (void)castChannelDidConnect:(GCKGenericChannel *)channel;
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/**
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* Called when the channel has been disconnected, indicating that messages can no longer be
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* exchanged with the Cast device over the channel.
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*
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* @param channel The channel.
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*/
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- (void)castChannelDidDisconnect:(GCKGenericChannel *)channel;
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/**
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* Called when the writable state of the channel has changed.
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*
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* @param channel The channel.
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* @param writable Whether the channel is now writable.
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* @since 4.0
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*/
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- (void)castChannel:(GCKCastChannel *)channel didChangeWritableState:(BOOL)writable;
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@end
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NS_ASSUME_NONNULL_END
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