Continentis/Assets/Scripts/MainGame/UI/HUDPage/HUDElements/Icon/HUD_BaseIcon.cs

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

namespace Continentis.MainGame.UI
{
    public partial class HUD_BaseIcon : UIElementBase, IPointerEnterHandler, IPointerExitHandler
    {
        public Image icon;
        public List<TMP_Text> textList;
        public TMP_Text iconText => textList[0];

        public virtual void UpdateIcon()
        {
            
        }

        public virtual void OnPointerEnter(PointerEventData eventData)
        {
            
        }
        
        public virtual void OnPointerExit(PointerEventData eventData)
        {
            
        }
    }
    
    public partial class HUD_BaseIcon
    {
        public void SetText(int textIndex, Func<string> getText)
        {
            if (textIndex < 0 || textIndex >= textList.Count)
            {
                Debug.LogWarning($"Text index {textIndex} is out of range.");
                return;
            }

            TMP_Text text = textList[textIndex];
            
            if (text == null) 
            {
                Debug.LogWarning($"Text component at index {textIndex} is null.");
                // 如果这里触发了，说明上层逻辑在尝试操作一个已经死亡的 UI 对象
                return; 
            }
            
            if (getText != null)
            {
                text.gameObject.SetActive(true);
                text.text = getText();
            }
            else
            {
                text.gameObject.SetActive(false);
            }
        }
    }
}