unity编辑器拓展，查找项目中预制体引用的组件或者脚本

`using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEditor;
using UnityEngine.UI;
using System.Reflection;
using System;

public class SearchComponent : EditorWindow
{
private string componentName = "UnityEngine.UI.Text";
private string folderPath = "Assets";
[MenuItem("Tool/SearchComponent")]
public static void ShowWindow()
{
GetWindow("Prefab Browser");
}

private void OnGUI()
{
    folderPath = EditorGUILayout.TextField("文件夹路径:",folderPath);
    componentName = EditorGUILayout.TextField("名字:", componentName);
    if (GUILayout.Button("ListPrefabs")) { 
        ListPrefabsInFolder(folderPath);
    }
}

private void ListPrefabsInFolder(string folderPath)
{
    string[] guids = AssetDatabase.FindAssets("t:Prefab", new string[] { folderPath });
    //获取组件
    Assembly asmb = System.Reflection.Assembly.GetAssembly(typeof(Graphic));
    Type t = asmb.GetType(componentName);

    //获取自定义脚本
    //Assembly asmb1 = System.Reflection.Assembly.Load("Assembly-CSharp");
    //Type t1= asmb1.GetType(componentName);

    foreach (string guid in guids)
    {
        string assetPath = AssetDatabase.GUIDToAssetPath(guid);
        GameObject prefab = AssetDatabase.LoadAssetAtPath<GameObject>(assetPath);
        if (prefab.GetComponentInChildren(t)) Debug.Log(prefab.name);

    }
}
}`