Initial work on prompt widget

Source/Integration/PlayerControllerBase.h

@@ -1,11 +1,14 @@
 #pragma once
 
 #include "CoreMinimal.h"
+#include "Common.h"
 #include "Engine/HitResult.h"
 #include "GameFramework/PlayerController.h"
 #include "UObject/ObjectKey.h"
 #include "PlayerControllerBase.generated.h"
 
+DECLARE_DYNAMIC_MULTICAST_DELEGATE_OneParam(FlxInputModeChanged, ElxInputMode, NewMode);
+
 class UlxRootCanvasPanel;
 class UWidget;
 
@@ -40,6 +43,12 @@ public:
 	// Called by GameMode each tick.
 	void UpdateLookAt();
 
+	UFUNCTION(BlueprintPure, meta = (WorldContext = "Context"), Category = "Luprex|Input Mode")
+	static ElxInputMode GetInputMode(const UObject *Context);
+
+	UPROPERTY(BlueprintAssignable, Category = "Luprex|Input Mode")
+	FlxInputModeChanged OnInputModeChanged;
+
 	// Called by GameMode each tick. GCs dead requests and will
 	// eventually reconcile focus, pointer, and capture state.
 	void UpdateInputMode();
@@ -88,4 +97,7 @@ public:
 	UlxRootCanvasPanel *RootCanvas = nullptr;
 
 	bool MustCallLookAtChanged = false;
+
+	UPROPERTY()
+	ElxInputMode CurrentInputMode = ElxInputMode::KeyboardMouse;
 };