WhiteboardEventHandler class Null safety

Callback of RtcWhiteboard, the callback must set to RtcWhiteboard to get events notification.

RtcWhiteboard 的回调函数， 在使用 RtcWhiteboard 之前必须要设置回调以获取事件通知。

Constructors

WhiteboardEventHandler({EmptyCallback? onStatusSynced, OnPageNumberChanged? onPageNumberChanged, OnImageStateChanged? onImageStateChanged, OnHtmlStateChanged? onHtmlStateChanged, OnViewScaleChanged? onViewScaleChanged, OnRoleTypeChanged? onRoleTypeChanged, EmptyCallback? onContentUpdated, OnSnapshotComplete? onSnapshotComplete, OnMessage? onMessage, FileIdCallback? onAddBackgroundImages, FileIdCallback? onAddH5File, OnDocTranscodeStatus? onDocTranscodeStatus, FileIdCallback? onCreateDoc, FileIdCallback? onDeleteDoc, FileIdCallback? onSwitchDoc, OnSaveDoc? onSaveDoc, OnDocThumbnailReady? onDocThumbnailReady, OnExternalHtmlMessageReceived? onExternalHtmlMessageReceived, UserIdCallback? onVisionShareStarted, UserIdCallback? onVisionShareStopped, OnUserJoined? onUserJoined, UserIdCallback? onUserLeft, OnUndoStatusChanged? onUndoStatusChanged, OnRedoStatusChanged? onRedoStatusChanged})

Constructs a WhiteboardEventHandler

Properties

hashCode → int

The hash code for this object.

read-only, inherited

onAddBackgroundImages ↔ FileIdCallback?

Notification of add background images

read / write

onAddH5File ↔ FileIdCallback?

Notification of add H5 file

read / write

onContentUpdated ↔ EmptyCallback?

Notification of whiteboard content update

read / write

onCreateDoc ↔ FileIdCallback?

Notification of create whiteboard file

read / write

onDeleteDoc ↔ FileIdCallback?

Notification of delete whiteboard file

read / write

onDocThumbnailReady ↔ OnDocThumbnailReady?

Notification of whiteboard file thumbnail ready

read / write

onDocTranscodeStatus ↔ OnDocTranscodeStatus?

Notification of doc transcode status

read / write

onExternalHtmlMessageReceived ↔ OnExternalHtmlMessageReceived?

Notification of custom message received from external html

read / write

onHtmlStateChanged ↔ OnHtmlStateChanged?

Notification of html state changed.

read / write

onImageStateChanged ↔ OnImageStateChanged?

Notification of image state changed

read / write

onMessage ↔ OnMessage?

Notification of message

read / write

onPageNumberChanged ↔ OnPageNumberChanged?

Notification of page number changed

read / write

onRedoStatusChanged ↔ OnRedoStatusChanged?

Notification of redo status changed

read / write

onRoleTypeChanged ↔ OnRoleTypeChanged?

Notification of whiteboard role type changed

read / write

onSaveDoc ↔ OnSaveDoc?

Notification of save whiteboard file

read / write

onSnapshotComplete ↔ OnSnapshotComplete?

Notification of whiteboard snapshot complete

read / write

onStatusSynced ↔ EmptyCallback?

Notification of whiteboard data synced

read / write

onSwitchDoc ↔ FileIdCallback?

Notification of switch whiteboard file

read / write

onUndoStatusChanged ↔ OnUndoStatusChanged?

Notification of undo status changed

read / write

onUserJoined ↔ OnUserJoined?

Notification of attendee join

read / write

onUserLeft ↔ UserIdCallback?

Notification of attendee leave

read / write

onViewScaleChanged ↔ OnViewScaleChanged?

Notification of whiteboard view scale factor changed

read / write

onVisionShareStarted ↔ UserIdCallback?

Notification of vision share started

read / write

onVisionShareStopped ↔ UserIdCallback?

Notification of vision share stopped

read / write

runtimeType → Type

A representation of the runtime type of the object.

read-only, inherited

Methods

noSuchMethod(Invocation invocation) → dynamic

Invoked when a non-existent method or property is accessed.

inherited

toString() → String

A string representation of this object.

inherited

Operators

operator ==(Object other) → bool

The equality operator.

inherited