IMessageBus::Publish

Sends a message to subscribed recipients.

Choose your operating system:

Windows

macOS

Linux

References

Module	Messaging
Header	/Engine/Source/Runtime/Messaging/Public/IMessageBus.h
Include	#include "IMessageBus.h"

Syntax

void Publish
(
    void * Message,
    UScriptStruct * TypeInfo,
    EMessageScope Scope,
    const TMap< FName, FString > & Annotations,
    const FTimespan & Delay,
    const FDateTime & Expiration,
    const TSharedRef< IMessageSender, ESPMode::ThreadSafe > & Publisher
)

Remarks

Sends a message to subscribed recipients.

The bus takes over ownership of the message's memory. It must NOT be freed by the caller.

Parameters

Parameter	Description
Message	The message to publish.
TypeInfo	The message's type information.
Scope	The message scope.
Annotations	An optional message annotations header.
Delay	The delay after which to send the message.
Expiration	The time at which the message expires.
Publisher	The message publisher.