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API > API/Runtime > API/Runtime/Messaging > API/Runtime/Messaging/IMessageBus
Description
Sends a message to multiple recipients.
The bus takes over ownership of the message's memory. It must NOT be freed by the caller.
| Name | Send |
| Type | function |
| Header File | /Engine/Source/Runtime/Messaging/Public/IMessageBus.h |
| Include Path | #include "IMessageBus.h" |
void Send
(
void * Message,
UScriptStruct * TypeInfo,
EMessageFlags Flags,
const TMap < FName , FString > & Annotations,
const TSharedPtr < IMessageAttachment , ESPMode::ThreadSafe > & Attachment,
const TArray < FMessageAddress > & Recipients,
const FTimespan & Delay,
const FDateTime & Expiration,
const TSharedRef < IMessageSender , ESPMode::ThreadSafe > & Sender
)
Parameters
| Name | Remarks |
|---|---|
| Message | The message to send. |
| TypeInfo | The message's type information. |
| Flags | The message flags. |
| Annotations | An optional message annotations header. |
| Attachment | The binary data to attach to the message. |
| Recipients | The list of message recipients. |
| Delay | The delay after which to send the message. |
| Expiration | The time at which the message expires. |
| Sender | The message sender. |