Lesson 68 - JoinGame Callbacks

Source/DedicatedServers/Private/UI/API/GameSessions/JoinGame.cpp

@@ -2,3 +2,9 @@
 
 
 #include "UI/API/GameSessions/JoinGame.h"
+#include "Components/TextBlock.h"
+
+void UJoinGame::SetStatusMessage(const FString& Message) const
+{
+	TextBlock_StatusMessage->SetText(FText::FromString(Message));
+}

Source/DedicatedServers/Private/UI/Portal/PortalManager.cpp

@@ -2,3 +2,8 @@
 
 
 #include "UI/Portal/PortalManager.h"
+
+void UPortalManager::JoinGameSession()
+{
+	BroadcastJoinGameSessionMessage.Broadcast(TEXT("Searching for Game Session..."));
+}

Source/DedicatedServers/Private/UI/Portal/Signin/SignInOverlay.cpp

@@ -13,4 +13,20 @@ void USignInOverlay::NativeConstruct()
 	
 	check(PortalManagerClass);
 	PortalManager = NewObject<UPortalManager>(PortalManagerClass);
+	
+	JoinGameWidget->Button_JoinGame->OnClicked.AddDynamic(this, &USignInOverlay::OnJoinGameButtonClicked);
+}
+
+void USignInOverlay::OnJoinGameButtonClicked()
+{
+	check (IsValid(PortalManager));
+	
+	PortalManager->BroadcastJoinGameSessionMessage.AddDynamic(this, &USignInOverlay::UpdateJoinGameStatusMessage);
+	PortalManager->JoinGameSession();
+	JoinGameWidget->Button_JoinGame->SetIsEnabled(false);
+}
+
+void USignInOverlay::UpdateJoinGameStatusMessage(const FString& StatusMessage)
+{
+	JoinGameWidget->SetStatusMessage(StatusMessage);
 }

Source/DedicatedServers/Public/UI/API/GameSessions/JoinGame.h

@@ -24,4 +24,6 @@ public:
 	
 	UPROPERTY(meta = (BindWidget))
 	TObjectPtr<UTextBlock> TextBlock_StatusMessage;
+	
+	void SetStatusMessage(const FString& Message)  const;
 };

Source/DedicatedServers/Public/UI/Portal/PortalManager.h

@@ -6,6 +6,8 @@
 #include "UI/HTTP/HTTPRequestManager.h"
 #include "PortalManager.generated.h"
 
+DECLARE_DYNAMIC_MULTICAST_DELEGATE_OneParam(FBroadcastJoinGameSessionMessage, const FString&, StatusMessage);
+
 /**
  * 
  */
@@ -13,4 +15,11 @@ UCLASS()
 class DEDICATEDSERVERS_API UPortalManager : public UHTTPRequestManager
 {
 	GENERATED_BODY()
+	
+public:
+	
+	UPROPERTY(BlueprintAssignable)
+	FBroadcastJoinGameSessionMessage BroadcastJoinGameSessionMessage;
+
+	void JoinGameSession();
 };

Source/DedicatedServers/Public/UI/Portal/Signin/SignInOverlay.h

@@ -34,4 +34,10 @@ private:
 	
 	UPROPERTY()
 	TObjectPtr<UPortalManager> PortalManager;
+	
+	UFUNCTION()
+	void OnJoinGameButtonClicked();
+	
+	UFUNCTION()
+	void UpdateJoinGameStatusMessage(const FString& StatusMessage);
 };