UI事件管理

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using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.Events;
using UnityEngine.EventSystems;

public class UGUIEventListener : UnityEngine.EventSystems.EventTrigger
{
    public UnityAction<GameObject> onClick;

    public override void OnPointerClick(PointerEventData eventData)
    {
        base.OnPointerClick(eventData);

        if (onClick != null)
            onClick(gameObject);
    }
    /// <summary>
    /// 获取或添加UGUIEventListener脚本来实现对游戏对象的监听
    /// </summary>
    /// <param name="go"></param>
    /// <returns></returns>
    public static UGUIEventListener Get(GameObject go)
    {
        UGUIEventListener listener = go.GetComponent<UGUIEventListener>();
        if (listener == null)
            listener = go.AddComponent<UGUIEventListener>();
        return listener;
    }

}

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using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.UI;
using UnityEngine.EventSystems;

public class Script_05_07 : MonoBehaviour
{
    public Button button1;
    public Button button2;

    public Text text;
    public Image image;



    private void Awake()
    {

        button1.onClick.AddListener(delegate () { onClick(button1.gameObject); });
        button2.onClick.AddListener(delegate () { onClick(button2.gameObject); });

        UGUIEventListener.Get(text.gameObject).onClick=onClick;
        UGUIEventListener.Get(image.gameObject).onClick = onClick;

    }

    public void onClick(GameObject go)
    {
        if (go == button1.gameObject)
        {
            Debug.Log("点击按钮1");
        }else if (go == button2.gameObject)
        {
            Debug.Log("点击按钮2");
        }
        else if (go == text.gameObject)
        {
            Debug.Log("点击文本");
        }
        else if(go==image.gameObject)
        {
            Debug.Log("点击图片");
        }
    }
}