加链接，文件位置

Assets/Scripts/UI/Prefab/Race/RaceButtonGroupScript.cs

@@ -0,0 +1,54 @@
+using Assets.Scripts.Apis.Models;
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+public class RaceButtonGroupScript : MonoBehaviour
+{
+    private Transform BtnEnter, BtnCancel, BtnWatch;
+    public MapCompetition map { get; set; }
+    public Transform parent { get; set; }
+    // Start is called before the first frame update
+    void Start()
+    {
+        BtnEnter = transform.Find("BtnEnter");
+        BtnCancel = transform.Find("BtnCancel");
+        BtnWatch = transform.Find("BtnWatch");
+        if (BtnEnter != null) 
+        {
+            UIManager.AddEvent(BtnEnter.gameObject, UnityEngine.EventSystems.EventTriggerType.PointerClick, b => GoEnter());
+        }
+        if (BtnCancel != null)
+        {
+            UIManager.AddEvent(BtnCancel.gameObject, UnityEngine.EventSystems.EventTriggerType.PointerClick, b => GoCancel());
+        }
+        if (BtnWatch != null)
+        {
+            UIManager.AddEvent(BtnWatch.gameObject, UnityEngine.EventSystems.EventTriggerType.PointerClick, b => GoWatch());
+        }
+    }
+    void GoEnter() 
+    {
+        if (!map.HasJoin) 
+        {
+            parent.GetComponent<RaceItemScript>().Join();
+        }
+        Debug.Log(map);
+    }
+    void GoCancel() 
+    {
+        if (map.HasJoin) 
+        {
+            parent.GetComponent<RaceItemScript>().CancelJoin();
+        }
+    }
+    void GoWatch()
+    {
+        Debug.Log("Watch");
+    }
+    // Update is called once per frame
+    void Update()
+    {
+        
+    }
+}