XRLib/Assets/Scripts/SampleProject/CompleteMouseInputActionsCreator.cs

using UnityEngine;
using UnityEngine.InputSystem;
using UnityEngine.InputSystem.UI;
using UnityEngine.EventSystems;

public class CompleteMouseInputActionsCreator : MonoBehaviour
{
    [ContextMenu("Create Complete Mouse Input Actions")]
    void CreateCompleteMouseInputActions()
    {
        var asset = ScriptableObject.CreateInstance<InputActionAsset>();
        asset.name = "CompleteMouseUIInputActions";

        // UI Action Map 생성
        var uiMap = asset.AddActionMap("UI");

        // 1. Point Action (마우스 위치 추적)
        var pointAction = uiMap.AddAction("Point", InputActionType.PassThrough);
        pointAction.expectedControlType = "Vector2"; // 마우스 위치는 Vector2 타입
        pointAction.AddBinding("<Mouse>/position");
        pointAction.AddBinding("<Pen>/position");
        pointAction.AddBinding("<Touchscreen>/touch*/position");

        // 2. Left Click Action
        var leftClickAction = uiMap.AddAction("LeftClick", InputActionType.Button);
        leftClickAction.AddBinding("<Mouse>/leftButton");
        leftClickAction.AddBinding("<Pen>/tip");
        leftClickAction.AddBinding("<Touchscreen>/touch*/press");

        // 3. Right Click Action
        var rightClickAction = uiMap.AddAction("RightClick", InputActionType.Button);
        rightClickAction.AddBinding("<Mouse>/rightButton");
        rightClickAction.AddBinding("<Pen>/barrel");

        // 4. Middle Click Action
        var middleClickAction = uiMap.AddAction("MiddleClick", InputActionType.Button);
        middleClickAction.AddBinding("<Mouse>/middleButton");

        // 5. Scroll Wheel Action
        var scrollAction = uiMap.AddAction("ScrollWheel", InputActionType.PassThrough);
        pointAction.expectedControlType = "Vector2";
        scrollAction.AddBinding("<Mouse>/scroll");

        // 6. Mouse Delta (드래그용)
        var mouseDeltaAction = uiMap.AddAction("MouseDelta", InputActionType.PassThrough);
        mouseDeltaAction.expectedControlType = "Vector2"; // 마우스 이동은 Vector2 타입
        mouseDeltaAction.AddBinding("<Mouse>/delta");
        mouseDeltaAction.AddBinding("<Pen>/delta");
        mouseDeltaAction.AddBinding("<Touchscreen>/touch*/delta");

        // 7. Drag Action (드래그 감지용)
        var dragAction = uiMap.AddAction("Drag", InputActionType.PassThrough);
        dragAction.expectedControlType = "Vector2";
        // 드래그는 마우스 버튼이 눌린 상태에서의 마우스 이동을 감지
        // Composite Binding을 사용하여 복합 입력 생성
        var dragComposite = dragAction.AddCompositeBinding("Vector2");
        dragComposite.With("x", "<Mouse>/delta/x");
        dragComposite.With("y", "<Mouse>/delta/y");

        // 8. Submit Action (엔터, 스페이스)
        var submitAction = uiMap.AddAction("Submit", InputActionType.Button);
        submitAction.AddBinding("<Keyboard>/enter");
        submitAction.AddBinding("<Keyboard>/space");
        submitAction.AddBinding("<Gamepad>/buttonSouth");

        // 9. Cancel Action (ESC)
        var cancelAction = uiMap.AddAction("Cancel", InputActionType.Button);
        cancelAction.AddBinding("<Keyboard>/escape");
        cancelAction.AddBinding("<Gamepad>/buttonEast");

        // 10. Navigate Action (방향키)
        var navigateAction = uiMap.AddAction("Navigate", InputActionType.PassThrough);
        navigateAction.expectedControlType = "Vector2"; // 방향키 입력은 Vector2 타입
        navigateAction.AddBinding("<Keyboard>/arrowKeys");
        navigateAction.AddBinding("<Gamepad>/leftStick");
        navigateAction.AddBinding("<Gamepad>/dpad");

        Debug.Log("✓ 완전한 마우스 Input Actions Asset 생성 완료");

        // Event System에 자동 할당
        AutoAssignToInputModule(asset);

        // 파일로 저장 (에디터에서만)
#if UNITY_EDITOR
        SaveAssetToFile(asset);
#endif
    }

    void AutoAssignToInputModule(InputActionAsset asset)
    {
        var eventSystem = FindObjectOfType<EventSystem>();
        if (eventSystem == null)
        {
            var go = new GameObject("EventSystem");
            eventSystem = go.AddComponent<EventSystem>();
        }

        var inputModule = eventSystem.GetComponent<InputSystemUIInputModule>();
        if (inputModule == null)
        {
            // 기존 Input Module 제거
            var oldModule = eventSystem.GetComponent<StandaloneInputModule>();
            if (oldModule != null)
            {
                DestroyImmediate(oldModule);
            }

            inputModule = eventSystem.gameObject.AddComponent<InputSystemUIInputModule>();
        }

        // Actions Asset 및 Action References 할당
        inputModule.actionsAsset = asset;

        var uiMap = asset.FindActionMap("UI");
        if (uiMap != null)
        {
            inputModule.point = InputActionReference.Create(uiMap.FindAction("Point"));
            inputModule.leftClick = InputActionReference.Create(uiMap.FindAction("LeftClick"));
            inputModule.rightClick = InputActionReference.Create(uiMap.FindAction("RightClick"));
            inputModule.middleClick = InputActionReference.Create(uiMap.FindAction("MiddleClick"));
            inputModule.scrollWheel = InputActionReference.Create(uiMap.FindAction("ScrollWheel"));
            inputModule.submit = InputActionReference.Create(uiMap.FindAction("Submit"));
            inputModule.cancel = InputActionReference.Create(uiMap.FindAction("Cancel"));
            inputModule.move = InputActionReference.Create(uiMap.FindAction("Navigate"));

            Debug.Log("✓ InputSystemUIInputModule에 Actions 할당 완료");
        }

        // Actions 활성화
        asset.Enable();
    }

#if UNITY_EDITOR
    void SaveAssetToFile(InputActionAsset asset)
    {
        string path = "Assets/CompleteMouseUIInputActions.inputactions";
        UnityEditor.AssetDatabase.CreateAsset(asset, path);
        UnityEditor.AssetDatabase.SaveAssets();
        Debug.Log($"✓ Input Actions Asset 저장: {path}");
    }
#endif
}