Adding UMG version of Mixer login pane

Source/MixerInteractivity/Private/MixerLoginPane.cpp

@@ -0,0 +1,90 @@
+//*********************************************************
+//
+// Copyright (c) Microsoft. All rights reserved.
+// THIS CODE IS PROVIDED *AS IS* WITHOUT WARRANTY OF
+// ANY KIND, EITHER EXPRESS OR IMPLIED, INCLUDING ANY
+// IMPLIED WARRANTIES OF FITNESS FOR A PARTICULAR
+// PURPOSE, MERCHANTABILITY, OR NON-INFRINGEMENT.
+//
+//*********************************************************
+
+#include "MixerLoginPane.h"
+#include "GameFramework/PlayerController.h"
+#include "GameFramework/PlayerState.h"
+#include "Engine/World.h"
+#include "STextBlock.h"
+#include "SBox.h"
+
+void UMixerLoginPane::SynchronizeProperties()
+{
+	Super::SynchronizeProperties();
+}
+
+void UMixerLoginPane::ReleaseSlateResources(bool bReleaseChildren)
+{
+	Super::ReleaseSlateResources(bReleaseChildren);
+
+	MyLoginPane.Reset();
+}
+
+#if WITH_EDITOR
+const FText UMixerLoginPane::GetPaletteCategory()
+{
+	return NSLOCTEXT("MixerInteractivity", "Mixer", "Mixer");
+}
+#endif
+
+TSharedRef<SWidget> UMixerLoginPane::RebuildWidget()
+{
+	if (!IsDesignTime())
+	{
+		MyLoginPane = SNew(SMixerLoginPane)
+			.UserId_UObject(this, &UMixerLoginPane::SlateGetUserId)
+			.OnAuthCodeReady_UObject(this, &UMixerLoginPane::SlateHandleAuthCodeReady)
+			.OnUIFlowFinished_UObject(this, &UMixerLoginPane::SlateHandleUIFlowFinished)
+			.AllowSilentLogin(AllowSilentLogin)
+			.BackgroundColor(BackgroundColor);
+	}
+	else
+	{
+		MyLoginPane = SNew(SBox)
+			.WidthOverride(350.0f)
+			.HeightOverride(500.0f)
+			.HAlign(EHorizontalAlignment::HAlign_Center)
+			.VAlign(EVerticalAlignment::VAlign_Center)
+			[
+				SNew(STextBlock)
+				.Text(NSLOCTEXT("MixerInteractivity", "Mixer_Login_Pane", "Mixer Login Pane"))
+			];
+	}
+
+	return MyLoginPane.ToSharedRef();
+}
+
+FReply UMixerLoginPane::SlateHandleAuthCodeReady(const FString& AuthCode)
+{
+	OnAuthCodeReady.Broadcast(AuthCode);
+
+	// Report unhandled so that Slate widget will continue with login process.
+	return FReply::Unhandled();
+}
+
+void UMixerLoginPane::SlateHandleUIFlowFinished(bool bSucceeded)
+{
+	OnUIFlowFinished.Broadcast(bSucceeded);
+}
+
+TSharedPtr<const FUniqueNetId> UMixerLoginPane::SlateGetUserId() const
+{
+	TSharedPtr<const FUniqueNetId> NetId = nullptr;
+	APlayerController* OwningController = GetOwningPlayer();
+	if (OwningController != nullptr)
+	{
+		APlayerState* PlayerState = OwningController->PlayerState;
+		if (PlayerState)
+		{
+			NetId = PlayerState->UniqueId.GetUniqueNetId();
+		}
+	}
+	return NetId;
+}

Source/MixerInteractivity/Public/MixerLoginPane.h

@@ -0,0 +1,74 @@
+//*********************************************************
+//
+// Copyright (c) Microsoft. All rights reserved.
+// THIS CODE IS PROVIDED *AS IS* WITHOUT WARRANTY OF
+// ANY KIND, EITHER EXPRESS OR IMPLIED, INCLUDING ANY
+// IMPLIED WARRANTIES OF FITNESS FOR A PARTICULAR
+// PURPOSE, MERCHANTABILITY, OR NON-INFRINGEMENT.
+//
+//*********************************************************
+
+#pragma once
+
+#include "SMixerLoginPane.h"
+#include "Components/Widget.h"
+#include "MixerLoginPane.generated.h"
+
+class APlayerController;
+
+DECLARE_DYNAMIC_MULTICAST_DELEGATE_OneParam(FOnMixerAuthCodeReadyEvent, const FString&, AuthCode);
+DECLARE_DYNAMIC_MULTICAST_DELEGATE_OneParam(FOnMixerLoginUIFlowFinishedEvent, bool, bSucceeded);
+
+/**
+* A widget that displays browser-based UI for signing into Mixer via OAuth
+*/
+UCLASS()
+class MIXERINTERACTIVITY_API UMixerLoginPane : public UWidget
+{
+	GENERATED_BODY()
+
+public:
+	/** Background color for web browser control when no document color is specified. */
+	UPROPERTY(EditAnywhere, BlueprintReadOnly, Category = "Mixer", meta=(HideAlphaChannel))
+	FColor BackgroundColor;
+
+	/** Whether to attempt automatic signin before displaying UI. */
+	UPROPERTY(EditAnywhere, BlueprintReadOnly, Category = "Mixer")
+	bool AllowSilentLogin;
+
+public:
+	/** Called when an OAuth authorization code has been obtained (note: full login is not yet complete). */
+	UPROPERTY(BlueprintAssignable, Category = "Mixer|Event")
+	FOnMixerAuthCodeReadyEvent OnAuthCodeReady;
+
+	/** Called when the phase of login that requires UI is finished (note: full login is not yet complete). */
+	UPROPERTY(BlueprintAssignable, Category = "Mixer|Event")
+	FOnMixerLoginUIFlowFinishedEvent OnUIFlowFinished;
+
+public:
+	//~ Begin UWidget Interface
+	virtual void SynchronizeProperties() override;
+	//~ End UWidget Interface
+
+	//~ Begin UVisual Interface
+	virtual void ReleaseSlateResources(bool bReleaseChildren) override;
+	//~ End UVisual Interface
+
+#if WITH_EDITOR
+	virtual const FText GetPaletteCategory() override;
+#endif
+
+protected:
+	//~ Begin UWidget Interface
+	virtual TSharedRef<SWidget> RebuildWidget() override;
+	//~ End UWidget Interface
+
+private:
+	FReply SlateHandleAuthCodeReady(const FString& AuthCode);
+	void SlateHandleUIFlowFinished(bool bSucceeded);
+
+	TSharedPtr<const FUniqueNetId> SlateGetUserId() const;
+
+private:
+	TSharedPtr<SWidget> MyLoginPane;
+};