chat_uikit library

Classes

AlphabeticalItemModel

BlockListView

The block list view. This widget is used to display the list of blocked users.

BlockListViewController

ChangeInfoView

ChangeInfoViewArguments

ChatAreaCode

ChatBottomSheetBackground

ChatClient

~english The ChatClient class, which is the entry point of the Chat SDK. With this class, you can log in, log out, and access other functionalities such as group and chatroom. ~end

ChatCmdMessageBody

~english The command message body. ~end

ChatContact

ChatContactChangeEvent

ChatContactEventHandler

~english The contact event handler.

ChatContactManager

~english The contact manager class, which manages chat contacts such as adding, deleting, retrieving, and modifying contacts. ~end

ChatConversation

~english The conversation class, indicating a one-to-one chat, a group chat, or a conversation chat. It contains the messages that are sent and received within the conversation.

ChatCursorResult<T>

~english The ChatCursorResult class, which specifies the cursor from which to query results. When querying using this class, the SDK returns the queried instance and the cursor.

ChatCustomMessageBody

~english The custom message body. ~end

ChatDeviceInfo

~english The ChatDeviceInfo class, which contains the multi-device information. ~end

ChatDownloadCallback

~english The group shared download callback. ~end

ChatFileMessageBody

~english The base class of file messages. ~end

ChatGroup

~english The ChatGroup class, which contains the information of the chat group. ~end

ChatGroupChangeEvent

ChatGroupEventHandler

~english The group event handler.

ChatGroupInfo

~english The class that defines basic information of chat groups. ~end

ChatGroupManager

~english The group manager class, which manages group creation and deletion, user joining and exiting the group, etc. ~end

ChatGroupMessageAck

~english The class for group message read receipts.

ChatGroupOptions

~english The group options to be configured when the chat group is created. ~end

ChatGroupSharedFile

~english The ChatGroupSharedFile class, which manages the chat group shared files.

ChatImageMessageBody

~english The image message body class. ~end

ChatInputEmoji

ChatLocal

ChatLocationMessageBody

~english The location message class. ~end

ChatMessage

~english The message class.

ChatMessageBody

ChatMessageEvent

~english The message status event class. During message delivery, the message ID will be changed from a local uuid to a global unique ID that is generated by the server to uniquely identify a message on all devices using the SDK. This API should be implemented in the chat page widget to listen for message status changes. ~end

ChatMessageReaction

~english The message Reaction instance class, which has the following attributes: Reaction: The message Reaction. UserCount: The count of users that added the Reaction. UserList: The list of users that added the Reaction. isAddedBySelf: Whether the current user added this Reaction. ~end

ChatMessageReactionEvent

~english The message reaction change event class. ~end

ChatMessageSenderInfo

~english The message sender info class, which contains the user attributes of the message sender. ~end

ChatMethodKeys

ChatMultiDeviceEventHandler

~english The multi-device event handler. Listens for the callback for the current user's actions on other devices, including contact changes, group changes, and thread changes.

ChatObserver

ChatOptions

~english The ChatOptions class, which contains the settings of the Chat SDK.

ChatPageResult<T>

~english The ChatPageResult class, which is returned when calling the methods that fetch data by pagination. The SDK also returns the number of remaining pages and the data count of the next page. If the dada count is less than the count you set, there is no more data on server.

ChatPresence

~english The presence property class that contains presence properties, including the publisher's user ID and current presence state, and the platform used by the online device, as well as the presence's extension information, update time, and subscription expiration time. ~end

ChatPresenceEventHandler

~english The presence event handler.

ChatPresenceManager

~english The Manager that defines how to manage presence states. ~end

ChatPresenceStatusDetail

~english The presence details, including the platform used by the publisher's current online device and the current presence state. ~end

ChatPushConfig

~english The push configuration class, which contains the push configuration information, such as the push style. ~end

ChatPushConfigs

~english The push configuration class. ~end

ChatPushManager

~english The message push configuration options. ~end

ChatReactionInfoWidget

ChatRoomEvent

ChatRoomGift

ChatRoomGiftItem

ChatroomGiftPageController

Gift page controller, you can customize the gift page

ChatRoomGiftsView

ChatRoomGiftsWidget

ChatRoomGlobalMessageWidget

ChatRoomImageLoader

ChatRoomInputBar

ChatRoomInputBarState

ChatRoomManager

~english The chat room manager class, which manages user joining and exiting the chat room, retrieving the chat room list, and managing member privileges. The sample code for joining a chat room:

ChatRoomMembersWidget

ChatRoomMessagesWidget

ChatRoomShowGiftView

ChatRoomTextEditingController

ChatRoomUIKitAvatar

ChatRoomUIKitKey

ChatRoomUIKitMemberListTitle

ChatSDKEventsObserver

ChatSDKService

ChatSilentModeParam

~english Offline push Settings parameter entity class. ~end

ChatSilentModeResult

~english Offline push DND result class. ~end

ChatSilentModeTime

~english For offline push DND time class. ~end

ChatStreamChunk

~english The stream message chunk. ~end

ChatTextMessageBody

~english The text message class. ~end

ChatThreadManager

~english The chat thread manager class. ~end

ChatTranslateLanguage

~english The translation language class, which contains the information of the translation languages. ~end

ChatUIKit

ChatUIKitAlphabeticalListViewItem

ChatUIKitAlphabeticalWidget

ChatUIKitAlphabetSortHelper

Contact alphabet sorting, if there is Chinese, you can redefine the first letter using ChatUIKitAlphabetSortHelper, for example:

ChatUIKitAppBar

ChatUIKitAppBarAction

ChatUIKitAppBarModel

ChatUIKitAvatar

ChatUIKitBadge

ChatUIKitBottomPanelData

ChatUIKitBottomSheet<T>

ChatUIKitButton

ChatUIKitCardBubbleWidget

ChatUIKitColor

ChatUIKitCombineBubbleWidget

ChatUIKitContactListViewItem

ChatUIKitConversationListViewItem

ChatUIKitDetailContentAction

ChatUIKitDetailsListViewItem

ChatUIKitDetailsListViewItemModel

ChatUIKitDialog<T>

ChatUIKitDialogAction<T>

ChatUIKitDialogInputContentItem

ChatUIKitDownloadController

ChatUIKitDownloadsHelperWidget

ChatUIKitEditBar

ChatUIKitEmojiData

ChatUIKitEmojiPanel

ChatUIKitEmojiRichText

ChatUIKitEventAction<T>

ChatUIKitFileBubbleWidget

ChatUIKitFileSizeTool

ChatUIKitFont

ChatUIKitGroupListViewItem

ChatUIKitImageBubbleWidget

ChatUIKitImageLoader

ChatUIKitInputBar

ChatUIKitInsertTools

ChatUikitKeyboardHeight

ChatUIKitKeyboardPanel

ChatUIKitKeyboardPanelController

ChatUIKitListItemModelBase

ChatUIKitListView

ChatUIKitListViewControllerBase

ChatUIKitListViewMoreItem

ChatUIKitLocalizations

ChatUIKitMessageBubbleWidget

ChatUIKitMessageListViewAlertItem

ChatUIKitMessageListViewMessageItem

ChatUIKitMessageReactionInfo

ChatUIKitMessageReactionsRow

ChatUIKitMessageStatusWidget

ChatUIKitMessageThreadWidget

ChatUIKitMessageViewBottomMenu

ChatUIKitNewRequestListViewItem

ChatUIKitNonsupportMessageWidget

ChatUIKitObserverBase

ChatUIKitPopupMenu

ChatUIKitPopupMenuController

ChatUIKitPopupMenuStyle

ChatUIKitPositionWidget

ChatUIKitPreviewObj

ChatUIKitProfile

ChatUIKitProfile class, used to store information about contacts or groups.

ChatUIKitProvider

用户信息提供类，用于设置用户/群组展示的名称和头像信息

ChatUIKitProviderObserver

用户信息更新观察者，当用户信息更新时，会通知所有的观察者。

ChatUIKitQuoteWidget

ChatUIkitReactionWidget

ChatUIKitReplyBar

ChatUIKitRoomMembersController

ChatUIKitRoomMembersInterface

ChatUIKitRoomMembersWidget

ChatUIKitRoomMutesController

ChatUIKitRoute

路由

ChatUIKitRouteBackModel

路由返回信息，用于标记路由返回到上一页时的变更类型和 profileId

ChatUIKitRouteNames

ChatUIKitSearchHistoryViewItem

ChatUIKitSearchListViewItem

ChatUIKitSearchWidget

ChatUIKitServiceBase

ChatUIKitSettings

ChatUIKitShadow

ChatUIKitShowImageWidget

ChatUIKitShowVideoWidget

ChatUIKitTextBubbleWidget

ChatUIKitTheme

ChatUIKitThemeImpl

ChatUIKitThemeMixin

ChatUIKitTimeFormatter

ChatUIKitTimeTool

ChatUIKitURLHelper

ChatUIKitVideoBubbleWidget

ChatUIKitViewArguments

ChatUIKitViewObserver

ChatUIKitVoiceBubbleWidget

ChatUserInfo

~english The ChatUserInfo class, which contains the user attributes, such as the nickname, description, and avatar. ~end

ChatUserInfoChangeEvent

ChatUserInfoEventHandler

~english The user info event handler.

ChatUserInfoManager

~english The user attribute manager class, which gets and sets the user attributes. ~end

ChatVideoMessageBody

~english The video message body class. ~end

ChatVoiceMessageBody

~english The voice message body class. ~end

ChatVoiceParam

~english The voice file parameter class, which describes the format of the voice file to be converted to text. ~end

ConnectObserver

ContactDetailsView

ContactDetailsViewArguments

ContactItemModel

ContactListView

The contact list view. This widget is used to display the list of contacts.

ContactListViewController

联系人列表控制器

ContactObserver

ContactsView

ContactsViewArguments

ConversationFetchOptions

~english The conversation filter class. ~end

ConversationItemModel

ConversationListView

The conversation list view. This widget is used to display the list of conversations.

ConversationListViewController

会话列表控制器

ConversationsView

ConversationsViewArguments

会话列表构建参数

CreateGroupInfo

CreateGroupView

CreateGroupViewArguments

CurrentUserInfoView

CurrentUserInfoViewArguments

CustomTextEditingController

EmojiIndex

EmojiMapping

ExtSettings

FetchMessageOptions

~english The parameter configuration class for pulling historical messages from the server. ~end

ForwardMessageSelectView

ForwardMessageSelectViewArguments

ForwardMessagesView

ForwardMessagesViewArguments

GiftItem

GiftReceiveItemWidget

GiftReceiveModel

GroupAddMembersView

GroupAddMembersViewArguments

GroupChangeOwnerView

GroupChangeOwnerViewArguments

GroupDeleteMembersView

GroupDeleteMembersViewArguments

GroupDetailsView

GroupDetailsViewArguments

GroupItemModel

GroupListView

The group list view. This widget is used to display the list of groups.

GroupListViewController

GroupMemberInfo

~english The group member info class, which contains the group member information. ~end

GroupMemberListView

The group member list view. This widget is used to display the list of group members.

GroupMemberListViewController

GroupMembersView

GroupMembersViewArguments

GroupMentionView

GroupMentionViewArguments

GroupObserver

GroupsView

GroupsViewArguments

LoginExtensionInfo

MentionAllItem

MentionModel

MenuPage

MessageAlertAction

MessageCallBackManager

MessageListView

The list view of the message. This widget is used to display the list of messages.

MessageModel

MessageObserver

MessagePinInfo

~english The message pinning information. ~end

MessageSearchOptions

MessagesView

消息页面

MessagesViewArguments

MessagesViewController

消息列表控制器

MultiObserver

NewRequestDetailsView

NewRequestDetailsViewArguments

NewRequestItemModel

NewRequestListViewController

NewRequestsListView

The new requests list view. This widget is used to display the list of new requests.

NewRequestsView

NewRequestsViewArguments

PinListItem

PinListItemModel

PinMessageListView

The pin message list view.

PinMessageListViewController

PresenceObserver

QuoteModel

ReactionOperation

~english Reaction operation. ~end

RecallMessageInfo

RecordBar

RecordBarController

RecordBarState

RecordResultData

ReportMessageView

ReportMessageViewArguments

RoomGiftMessageListItem

RoomInputBarController

RoomMessageListItem

RoomMessageListItemManager

RoomObserver

RoomTextMessageListItem

RoomUserJoinMessageListItem

SearchGroupMembersView

SearchGroupMembersViewArguments

SearchHistoryView

SearchHistoryViewArguments

SearchNotification

SearchView

SearchViewArguments

SelectContactView

SelectContactViewArguments

SelectionControls

ShareUserData

ShowImageView

ShowImageViewArguments

ShowVideoView

ShowVideoViewArguments

ThreadMembersView

ThreadMembersViewArguments

ThreadMembersViewController

ThreadMessageListView

The thread message list view. This widget is used to display the list of thread messages.

ThreadMessagesView

ThreadMessagesViewArguments

ThreadMessagesViewController

ThreadObserver

ThreadsView

ThreadsViewArguments

TimeTool

UIKitHSLColor

UserData

Enums

ChatConversationType

~english The conversation types. ~end

ChatGroupPermissionType

~english The group roles. ~end

ChatGroupStyle

~english The group types. ~end

ChatMultiDevicesEvent

~english Multi-device event types.

ChatPushRemindType

~english The push notification modes. ~end

ChatRecordEncodeType

ChatRoomMessagePriority

~english Chat room message priorities. ~end

ChatRoomPermissionType

~english The chat room roles. ~end

ChatSDKEvent

ChatSearchDirection

~english The message search directions. ~end

ChatSilentModeParamType

~english The offline push settings. ~end

ChatStreamStatus

~english The stream message chunk status. ~end

ChatType

~english The chat types.

ChatUIKitActionType

ChatUIKitButtonType

ChatUIKitDetailsListViewItemModelType

ChatUIKitDialogActionType

ChatUIKitDialogRectangleType

ChatUIKitEvent

Chat UI Kit Action Events

ChatUIKitEventActionType

ChatUIKitFontSize

ChatUIKitKeyboardPanelType

ChatUIKitListViewType

ChatUIKitMessageAttachmentMenuStyle

ChatUIKitMessageDownloadState

ChatUIKitMessageListViewBubbleStyle

ChatUIKitMessageLongPressMenuStyle

ChatUIKitProfileType

Profile 类型，用于区分是联系人还是群组。

ChatUIKitRouteBackType

用于标记路由 ChatUIKitRouteBackModel 类型。

ChatUIKitTimeType

用来表示当前时间是消息时间还是会话时间

ChatVoiceFormat

~english The voice file format. ~end

ConversationMarkType

~english The conversation mark types.

CornerRadius

DisplayStyle

~english The push display styles. ~end

DownloadStatus

~english The download status of the attachment file. ~end

InputType

LeaveReason

~english Leave chat room reason ~end ~chinese 离开聊天室原因 ~end

LightnessStyle

MessageAlertActionType

MessageDirection

~english The message directions.

MessagePinOperation

MessageSearchScope

~english The message search scopes. ~end

MessageStatus

~english The message sending/reception status. ~end

MessageStatusType

MessageType

~english The message types. ~end

ReactionOperate

~english Reaction operations. ~end

RecordBarRecordType

TimeType

Mixins

ChatUIKitEventsObservers

ChatUIKitLocal

ChatWrapper

ConnectWrapper

ContactWrapper

GroupWrapper

MessageWrapper

MultiWrapper

NeedAlphabetical

NeedAlphabeticalWidget

NeedSearch

NotificationWrapper

PresenceWrapper

RoomWrapper

ThreadWrapper

UserInfoWrapper

Extensions

ChatGroupPermissionTypeExtension on ChatGroupPermissionType

ChatRoomMessage on Message

ChatRoomUserInfo on ChatUIKitProfile

ChatUIKitMessage on Message

ContactLoad on ChatSDKContext

ConversationFirstLoad on ChatSDKContext

ConversationHelp on Conversation

ConversationMute on ChatSDKContext

CornerRadiusHelper on CornerRadius

MessageHelper on Message

MessageTypeExt on MessageType

MessageTypeStr on String

PutWithoutNull on Map<String, dynamic>

Request on ChatSDKContext

SizeTypeToInt on ChatUIKitFontSize

StringLocal on String

Constants

alertContactAddKey → const String

alertCreateThreadKey → const String

alertCustomMessageKey → const String

alertDeleteThreadKey → const String

alertGroupCreateKey → const String

alertGroupDestroyKey → const String

alertGroupKickedKey → const String

alertGroupLeaveKey → const String

alertOperatorIdKey → const String

alertOperatorNameKey → const String

alertPinMessageKey → const String

alertRecalledKey → const String

alertTargetIdKey → const String

alertTargetNameKey → const String

alertTargetParentIdKey → const String

alertTimeKey → const String

alertUnPinMessageKey → const String

alertUpdateThreadKey → const String

appBarHeight → const double

arrowHeight → const double

arrowPadding → const double

arrowPosition → const double

arrowWidth → const double

borderHeight → const double

cardAvatarKey → const String

cardMessageKey → const String

cardNicknameKey → const String

cardUserIdKey → const String

contactLoadFinishedKey → const String

convLoadFinishedKey → const String

defaultLeftRightPadding → const double

hasMentionAllValue → const String

hasMentionKey → const String

hasMentionValue → const String

hasTranslatedKey → const String

isNotRecording → const int

isRecording → const int

kMenuHorizontalPadding → const double

letterHeight → const double

letterWidth → const double

mentionAllValue → const String

mentionKey → const String

movedHeight → const double

msgPreviewKey → const String

msgUserInfoKey → const String

muteMapKey → const String

originHeight → const double

packageName → const String

permissionDenied → const int

playFailed → const int

quoteKey → const String

quoteMsgIdKey → const String

quoteMsgPreviewKey → const String

quoteMsgSenderKey → const String

quoteMsgTypeKey → const String

recordFailed → const int

requestsKey → const String

rtcCallWithAgoraValue → const String

sdkEventKey → const String

tooShort → const int

totalHeight → const double

typingKey → const String

userAvatarKey → const String

userExtKey → const String

userGenderKey → const String

userGroupName → const String

userIdentifyKey → const String

userNicknameKey → const String

voiceHasReadKey → const String

Properties

bottomBarHeight ↔ double

getter/setter pair

connectionTimeout ↔ int

getter/setter pair

itemHeight ↔ double

getter/setter pair

maxImageHeight ↔ double

getter/setter pair

maxImageWidth ↔ double

getter/setter pair

maxRedirects ↔ int

getter/setter pair

observers → List<ChatUIKitObserverBase>

final

Functions

convertIntToChatMultiDevicesEvent(int? i) → ChatMultiDevicesEvent?

groupStyleTypeFromInt(int? type) → ChatGroupStyle

groupStyleTypeToInt(ChatGroupStyle? type) → int

showChatUIKitBottomSheet<T>({required BuildContext context, List<ChatUIKitEventAction<T>>? items, Color? backgroundColor, Color? barrierColor, bool enableRadius = true, String? title, TextStyle? titleStyle, Widget? titleWidget, Widget? body, String? cancelLabel, bool showCancel = true, TextStyle? cancelLabelStyle, double? height, bool isDismissible = true}) → Future<T?>

showChatUIKitDialog<T>({required BuildContext context, required List<ChatUIKitDialogAction<T>> actionItems, String? content, String? title, List<ChatUIKitDialogInputContentItem>? inputItems, TextStyle? hiddenStyle, double? leftRightPadding, Color barrierColor = Colors.black54, bool barrierDismissible = true, ChatUIKitDialogRectangleType? borderType}) → Future<T?>

showChatUIKitRecordBar<T>({required BuildContext context, RecordBarController? controller, RecordBarOnRecord? onRecordTypeChanged, Color? backgroundColor, Color? barrierColor, int maxDuration = 60, int minDuration = 1}) → Future<RecordResultData?>

showRoomGiftsView(BuildContext context, {required List<ChatroomGiftPageController> giftControllers}) → Future<ChatRoomGift?>

showRoomMembersView(BuildContext context, {required String roomId, required List<ChatUIKitRoomMembersInterface> membersControllers, String? ownerId}) → Future<void>

Typedefs

AlphabetSortHandler = String? Function(String? groupId, String userId, String showName)

ChatError = EMError

ChatEventHandler = EMChatEventHandler

ChatManager = EMChatManager

ChatRoom = EMChatRoom

ChatRoomEventHandler = EMChatRoomEventHandler

ChatRoomShowGiftItemBuilder = Widget? Function(String senderId, ChatRoomGift gift, ChatUIKitProfile? user)

ChatRoomUIKitMembersListItemBuilder = Widget? Function(BuildContext context, ChatUIKitProfile profile, VoidCallback? onMoreAction)

ChatThread = EMChatThread

ChatThreadEvent = EMChatThreadEvent

ChatThreadEventHandler = EMChatThreadEventHandler

ChatThreadOperation = EMChatThreadOperation

ChatUIKitActionItemOnTap = void Function(BuildContext context)

ChatUIKitAppBarActionsBuilder = List<ChatUIKitAppBarAction>? Function(BuildContext context, List<ChatUIKitAppBarAction>? defaultList)

用于在 appBar 上添加事件，会返回默认的列表，需要你调整后返回来，返回来的数据会用于菜单显示。

ChatUIKitContactItemBuilder = Widget? Function(BuildContext context, ContactItemModel model)

联系人列表 item 构建器，需要返回一个 widget，如果返回 null 将会使用默认的 item。 返回后会用于列表显示。

ChatUIKitDetailContentActionsBuilder = List<ChatUIKitDetailContentAction>? Function(BuildContext context, List<ChatUIKitDetailContentAction>? defaultList)

用于在详情页添加主要按钮事件，比如联系人详情，群组详情中添加音视频呼叫。会返回一个默认的列表，需要你调整后返回来，返回来的数据会用于菜单显示。

ChatUIKitDetailItemBuilder = List<ChatUIKitDetailsListViewItemModel> Function(BuildContext context, ChatUIKitProfile? profile, List<ChatUIKitDetailsListViewItemModel> defaultItems)

用于在联系人详情页添加 list item，会返回默认的列表，需要你调整后返回来，返回来的数据会用于菜单显示。

ChatUIKitDownloadBuilder = Widget Function(BuildContext context, String? path, String? name, ChatUIKitMessageDownloadState state, int progress)

ChatUIKitDownloadResult = void Function(Message message, String? path, ChatError? error)

ChatUIKitGroupItemBuilder = Widget Function(BuildContext context, GroupItemModel model)

群列表 item 构建器，需要返回一个 widget，如果返回 null 将会使用默认的 item。 返回后会用于列表显示。

ChatUIKitListItemBuilder = Widget? Function(BuildContext context, ChatUIKitListItemModelBase model)

ChatUIKitMoreActionsBuilder<T> = List<ChatUIKitEventAction<T>> Function(BuildContext context, List<ChatUIKitEventAction<T>> actions)

appBar 点击更多按钮时会弹出 bottom sheet, 会返回默认的列表，需要你调整后返回来，返回来的数据会用于 bottom sheet 显示。

ChatUIKitNewRequestItemBuilder = Widget Function(BuildContext context, NewRequestItemModel model)

ChatUIKitPositionWidgetHandler = void Function(Rect rect)

ChatUIKitProviderProfileHandler = List<ChatUIKitProfile>? Function(List<ChatUIKitProfile> profiles, [String? belongId])

用户信息回调，入参为需要提供信息的 profile 列表，返回值为提供信息后的 profile 列表，如果返回值为空，当再次需要展示是仍会回调。

ChatUIKitWidgetBuilder = Widget Function(BuildContext context, Object? arguments)

Client = EMClient

CmdMessageBody = EMCmdMessageBody

CombineMessageBody = EMCombineMessageBody

ConnectionEventHandler = EMConnectionEventHandler

Contact = EMContact

ContactEventHandler = EMContactEventHandler

ContactListViewShowHandler = List<ContactItemModel> Function(List<ContactItemModel> contacts)

通讯录列表展示前回调，会将当前的通讯录列表传递过来，你需要调整后返回来，返回来的数据会用于列表显示。

Conversation = EMConversation

ConversationItemBuilder = Widget? Function(BuildContext context, ConversationItemModel model)

ConversationListViewShowHandler = List<ConversationItemModel> Function(List<ConversationItemModel> conversations)

会话列表展示前回调，会将当前的会话列表传递过来，你需要调整后返回来，返回来的数据会用于列表显示。

ConversationsViewItemLongPressHandler = List<ChatUIKitEventAction>? Function(BuildContext context, ConversationItemModel model, List<ChatUIKitEventAction> defaultActions)

用户会话列表长按事件，会返回默认的列表，需要你调整后返回来，返回来的数据会用于 bottom sheet 显示。

ConversationType = EMConversationType

CreateGroupHandler = Future<CreateGroupInfo?> Function(BuildContext context, List<ChatUIKitProfile> selectedProfiles)

创建群组拦截器，当在创建群组页面点击创建后回调给你当前选择的用户，你需要返回一个 CreateGroupInfo 对象，如果返回 null 将会取消创建。

CursorResult<T> = EMCursorResult<T>

CursorResultCallback = Object Function(dynamic obj)

CustomMessageBody = EMCustomMessageBody

EMChatEventHandler = ChatEventHandler

EMChatManager = ChatManager

EMChatRoom = ChatRoom

EMChatRoomEvent = ChatRoomEvent

EMChatRoomEventHandler = ChatRoomEventHandler

EMChatRoomManager = ChatRoomManager

EMChatRoomPermissionType = ChatRoomPermissionType

EMChatThread = ChatThread

EMChatThreadEvent = ChatThreadEvent

EMChatThreadEventHandler = ChatThreadEventHandler

EMChatThreadManager = ChatThreadManager

EMChatThreadOperation = ChatThreadOperation

EMClient = ChatClient

EMCmdMessageBody = ChatCmdMessageBody

EMCombineMessageBody = CombineMessageBody

EMConnectionEventHandler = ConnectionEventHandler

EMContact = ChatContact

EMContactChangeEvent = ChatContactChangeEvent

EMContactEventHandler = ChatContactEventHandler

EMContactManager = ChatContactManager

EMConversation = ChatConversation

EMConversationType = ChatConversationType

EMCursorResult<T> = ChatCursorResult<T>

EMCustomMessageBody = ChatCustomMessageBody

EMDeviceInfo = ChatDeviceInfo

EMDownloadCallback = ChatDownloadCallback

EMError = ChatError

EMFileMessageBody = ChatFileMessageBody

EMGroup = ChatGroup

EMGroupChangeEvent = ChatGroupChangeEvent

EMGroupEventHandler = ChatGroupEventHandler

EMGroupInfo = ChatGroupInfo

EMGroupManager = ChatGroupManager

EMGroupMessageAck = ChatGroupMessageAck

EMGroupOptions = ChatGroupOptions

EMGroupPermissionType = ChatGroupPermissionType

EMGroupSharedFile = ChatGroupSharedFile

EMGroupStyle = ChatGroupStyle

EMImageMessageBody = ChatImageMessageBody

EMLocationMessageBody = ChatLocationMessageBody

EMMessage = ChatMessage

EMMessageBody = ChatMessageBody

EMMessageReaction = ChatMessageReaction

EMMessageReactionEvent = ChatMessageReactionEvent

EMMessageSenderInfo = ChatMessageSenderInfo

EMMultiDeviceEventHandler = ChatMultiDeviceEventHandler

EMMultiDevicesEvent = ChatMultiDevicesEvent

EMOptions = ChatOptions

EMPageResult<T> = ChatPageResult<T>

EMPresence = ChatPresence

EMPresenceEventHandler = ChatPresenceEventHandler

EMPresenceManager = ChatPresenceManager

EMPresenceStatusDetail = ChatPresenceStatusDetail

EMPushConfig = ChatPushConfig

EMPushConfigs = ChatPushConfigs

EMPushManager = ChatPushManager

EMSearchDirection = ChatSearchDirection

EMStreamChunk = ChatStreamChunk

EMStreamStatus = ChatStreamStatus

EMTextMessageBody = ChatTextMessageBody

EMTranslateLanguage = ChatTranslateLanguage

EMUserInfo = ChatUserInfo

EMUserInfoChangeEvent = ChatUserInfoChangeEvent

EMUserInfoEventHandler = ChatUserInfoEventHandler

EMUserInfoManager = ChatUserInfoManager

EMVideoMessageBody = ChatVideoMessageBody

EMVoiceFormat = ChatVoiceFormat

EMVoiceMessageBody = ChatVoiceMessageBody

EMVoiceParam = ChatVoiceParam

FileMessageBody = EMFileMessageBody

Group = EMGroup

GroupCreateCallback = void Function(Group? group, ChatError? error)

创建群组后的回调

GroupEventHandler = EMGroupEventHandler

GroupInfo = EMGroupInfo

GroupMessageAck = EMGroupMessageAck

GroupOptions = EMGroupOptions

GroupPermissionType = EMGroupPermissionType

GroupSharedFile = EMGroupSharedFile

GroupStyle = EMGroupStyle

ImageMessageBody = EMImageMessageBody

KeyboardHeightCallback = void Function(double height, double safeArea)

ListViewBuilder = Widget Function(BuildContext context, List<ChatUIKitListItemModelBase> list)

ListViewSearchBuilder = Widget Function(BuildContext context, String? searchKeyword, List<ChatUIKitListItemModelBase> list)

LocationMessageBody = EMLocationMessageBody

Message = EMMessage

MessageEvent = ChatMessageEvent

MessageItemAlertBuilder = Widget? Function(BuildContext context, Widget? child, MessageModel model)

提示信息builder

MessageItemBubbleBuilder = Widget? Function(BuildContext context, Widget child, MessageModel model)

消息气泡构建器，需要返回一个 widget，如果返回 null 将会使用默认的气泡。 返回后会用于列表显示。其中 child 是气泡内部的内容。

MessageItemBuilder = Widget? Function(BuildContext context, MessageModel model)

MessageItemGlobalPositionTapHandler = bool? Function(BuildContext context, MessageModel model, Rect rect)

MessageItemShowHandler = bool Function(MessageModel model)

消息列表 item 元素是否展示，返回 true 表示展示，false 表示不展示。

MessageItemTapHandler = bool? Function(BuildContext context, MessageModel model)

消息列表 item 点击事件，返回 true 表示消费事件，false 或 null 表示不消费事件，事件将会继续传递。

MessageReaction = EMMessageReaction

MessageReactionEvent = EMMessageReactionEvent

MessageReactionItemTapHandler = bool? Function(BuildContext context, MessageModel model, MessageReaction reaction)

MessagesViewItemLongPressPositionHandler = List<ChatUIKitEventAction>? Function(BuildContext context, MessageModel model, Rect rect, List<ChatUIKitEventAction> defaultActions)

消息列表 item 长按事件，会返回默认的列表，需要你调整后返回来，返回来的数据会用于 bottom sheet 显示。

MessagesViewMorePressHandler = List<ChatUIKitEventAction>? Function(BuildContext context, List<ChatUIKitEventAction> defaultActions)

消息页 输入框 更多按钮点击事件，会返回默认的列表，需要你调整后返回来，返回来的数据会用于 bottom sheet 显示。

MultiDeviceEventHandler = EMMultiDeviceEventHandler

MultiDevicesEvent = EMMultiDevicesEvent

Options = EMOptions

PageResult<T> = EMPageResult<T>

PageResultCallback = Object Function(dynamic obj)

Presence = EMPresence

PresenceEventHandler = EMPresenceEventHandler

PushConfigs = EMPushConfigs

RecordBarOnRecord = void Function(RecordBarRecordType type)

RecordBarOnRecordFinished = void Function(RecordResultData data)

RoomEventHandler = EMChatRoomEventHandler

SearchDirection = EMSearchDirection

TextMessageBody = EMTextMessageBody

TimeFormatterHandler = String? Function(BuildContext context, ChatUIKitTimeType type, int time)

时间格式化

TranslateLanguage = EMTranslateLanguage

UserInfo = EMUserInfo

VideoMessageBody = EMVideoMessageBody

VoiceMessageBody = EMVoiceMessageBody

Exceptions / Errors

RecordError