BaseChannelHandler class abstract

The BaseChannel handler. This handler provides callbacks for events related OpenChannel or GroupChannel. All callbacks are called only when the currently logged-in User is a participant or member of OpenChannel or GroupChannel respectively. To add or remove this handler, refer to SendbirdChat.addChannelHandler and SendbirdChat.removeChannelHandler.

Inheritance

Constructors

BaseChannelHandler()

Properties

hashCode → int
The hash code for this object.
no setterinherited
runtimeType → Type
A representation of the runtime type of the object.
no setterinherited

Methods

noSuchMethod(Invocation invocation) → dynamic
Invoked when a nonexistent method or property is accessed.
inherited
onChannelChanged(BaseChannel channel) → void
A callback for when channel property is changed.
onChannelDeleted(String channelUrl, ChannelType channelType) → void
A callback for when channel is deleted.
onChannelFrozen(BaseChannel channel) → void
A callback for when channel is frozen (Users can't send messages). Not for FeedChannel
onChannelUnfrozen(BaseChannel channel) → void
A callback for when channel is unfrozen (Users can send messages). Not for FeedChannel
onMentionReceived(BaseChannel channel, BaseMessage message) → void
A callback for when a mention is received.
onMessageDeleted(BaseChannel channel, int messageId) → void
A callback for when a message is deleted.
onMessageReceived(BaseChannel channel, BaseMessage message) → void
A callback for when a message is received.
onMessageUpdated(BaseChannel channel, BaseMessage message) → void
A callback for when a message is updated.
onMetaCountersCreated(BaseChannel channel, Map<String, int> metaCounters) → void
A callback for when channel meta counters is created. Not for FeedChannel
onMetaCountersDeleted(BaseChannel channel, List<String> metaCounterKeys) → void
A callback for when channel meta counters are deleted. Not for FeedChannel
onMetaCountersUpdated(BaseChannel channel, Map<String, int> metaCounters) → void
A callback for when channel meta counters is updated. Not for FeedChannel
onMetaDataCreated(BaseChannel channel, Map<String, String> metaData) → void
A callback for when channel meta data is created. Not for FeedChannel
onMetaDataDeleted(BaseChannel channel, List<String> metaDataKeys) → void
A callback for when channel meta data is deleted. Not for FeedChannel
onMetaDataUpdated(BaseChannel channel, Map<String, String> metaData) → void
A callback for when channel meta data is updated. Not for FeedChannel
onOperatorUpdated(BaseChannel channel) → void
A callback for when operators change in channel Not for FeedChannel
onReactionUpdated(BaseChannel channel, ReactionEvent event) → void
A callback for when a reactionEvent is updated. Not for FeedChannel
onThreadInfoUpdated(BaseChannel channel, ThreadInfoUpdateEvent event) → void
A callback for when the thread information is updated. Not for FeedChannel
onUserBanned(BaseChannel channel, RestrictedUser restrictedUser) → void
A callback for when a user is banned from channel. Not for FeedChannel
onUserMuted(BaseChannel channel, RestrictedUser restrictedUser) → void
A callback for when a user is muted from channel. Not for FeedChannel
onUserUnbanned(BaseChannel channel, User user) → void
A callback for when a user is unbanned from channel. Not for FeedChannel
onUserUnmuted(BaseChannel channel, User user) → void
A callback for when a user is unmuted from channel. Not for FeedChannel
toString() → String
A string representation of this object.
inherited

Operators

operator ==(Object other) → bool
The equality operator.
inherited