HK_LongZhiMeng/Assets/Scripts/EmployeeScrollView.cs

using System;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.UI;
#if UNITY_EDITOR
using UnityEditor;
#endif
[RequireComponent(typeof(RectTransform))]
[DisallowMultipleComponent]
public class EmployeeScrollView : ScrollRect
{
    public RectTransform itemTemplate;
    public float itemHeight =30f;

    public  void SetUpdateFunc<T>(List<T> list,Action<int ,GameObject> action)
    {
        ClearData();
        int i = 0;
        foreach (var item in list)
        {
            GameObject go = Instantiate(itemTemplate.gameObject,content.transform);
            go.SetActive(true);
            action?.Invoke(i,go);
            i++;
        }

        UpdateContentSize(list.Count);
    }

    private void UpdateContentSize(int itemCount)
    {
        Vector2 size = content.sizeDelta;
        size.y = itemCount * itemHeight;
        content.sizeDelta = size;
        LayoutRebuilder.ForceRebuildLayoutImmediate(content);
    }

    private void ClearData()
    {
        foreach (Transform item in content.transform)
        {
            Destroy(item.gameObject);
        }
    }
}

# if UNITY_EDITOR
[CustomEditor(typeof(EmployeeScrollView))]
public class EmployeeScrollViewEditor : Editor
{
    
    public override void OnInspectorGUI()
    {
        // 绘制默认Inspector
        base.OnInspectorGUI();
        
        if (GUI.changed)
        {
            EditorUtility.SetDirty(target);
        }
    }
}
#endif