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API > API/Plugins > API/Plugins/OnlineSubsystem > API/Plugins/OnlineSubsystem/IOnlineExternalUI
Description
Display the platform UI for sending a mailbox message to the specified user. Will attempt to automatically send the message if the platform allows for it.
| Name | ShowSendMessageToUserUI |
| Type | function |
| Header File | /Engine/Plugins/Online/OnlineSubsystem/Source/Public/Interfaces/OnlineExternalUIInterface.h |
| Include Path | #include "Interfaces/OnlineExternalUIInterface.h" |
virtual bool ShowSendMessageToUserUI
(
int32 LocalUserNum,
const FUniqueNetId & Recipient,
const FShowSendMessageParams & ShowParams,
const FOnShowSendMessageUIClosedDelegate & Delegate
)
true if it was able to send the message and show the UI, false if it failed
Parameters
| Name | Remarks |
|---|---|
| LocalUserNum | the controller number of the associated user |
| Recipient | the user that should receive this message |
| ShowParams | configuration for the UI display |