效果展示

完整代码

已上传到Github仓库，可直接下载 BatchRenameTool

c#
#if UNITY_EDITOR
using System.IO;
using UnityEditor;
using UnityEngine;

public class BatchRenameGameObjects : EditorWindow
{
    #region members
    private Vector2 scrollPos;
    private int charSize;
    private string targetName = string.Empty;
    private string startNum_str = "0";
    private int startNum_int = 0;
    private bool isTwoDigitFormat = false; // 标记是否为两位数字格式
    #endregion

    #region get window
    [MenuItem("CustomEditorWindow/Batch Rename GameObjects")]
    private static void OpenWindow()
    {
        GetWindow<BatchRenameGameObjects>("Batch Rename GameObjects").Show();
    }

    // 添加右键菜单项，设置为优先显示在 GameObject 菜单的开头
    [MenuItem("GameObject/Batch Rename GameObjects", false, 0)]
    private static void OpenRenameToolFromContextMenu()
    {
        // 打开批量重命名工具
        GetWindow<BatchRenameGameObjects>("Batch Rename GameObjects").Show();
    }
    #endregion

    #region render the window
    private void OnGUI()
    {
        scrollPos = GUILayout.BeginScrollView(scrollPos);
        {
            #region tool title
            charSize = GUI.skin.label.fontSize;
            GUI.color = Color.yellow;
            GUILayout.Space(10);
            GUI.skin.label.fontSize = 24;
            GUI.skin.label.alignment = TextAnchor.MiddleCenter;
            GUILayout.Label("Batch Rename GameObjects");
            GUI.skin.label.fontSize = charSize;
            GUI.skin.label.alignment = TextAnchor.MiddleLeft;
            GUI.color = Color.white;
            GUILayout.Space(20);
            #endregion

            GUILayout.BeginVertical();
            {
                #region text input
                GUILayout.BeginHorizontal();
                {
                    GUILayout.Label("Name Style: ");
                    GUILayout.FlexibleSpace();
                    targetName = GUILayout.TextField(targetName, GUILayout.Width(140));
                }
                GUILayout.EndHorizontal();
                GUILayout.Space(10);

                GUILayout.BeginHorizontal();
                {
                    GUILayout.Label("Start Number: ");
                    GUILayout.FlexibleSpace();
                    startNum_str = GUILayout.TextField(startNum_str, GUILayout.Width(60));
                    try
                    {
                        startNum_int = int.Parse(startNum_str);
                        isTwoDigitFormat = startNum_str.Length == 2 && startNum_str.StartsWith("0"); // 判断是否需要两位数格式
                    }
                    catch
                    {

                    }
                }
                GUILayout.EndHorizontal();
                #endregion
                #region button
                GUILayout.Space(30);
                bool hasObject = (Selection.objects.Length > 0);
                GUI.enabled = hasObject;

                GUILayout.FlexibleSpace();
                if (!hasObject)
                {
                    GUI.color = Color.red;
                    GUILayout.Button("No Selected Objects!");
                    GUI.color = Color.white;

                }
                else
                {
                    if (GUILayout.Button("Rename"))
                    {
                        Rename(targetName, startNum_int);
                    }
                }
                GUILayout.Space(20);
                #endregion
            }
            GUILayout.EndVertical();
        }
        GUILayout.EndScrollView();
    }
    #endregion

    #region Rename Function
    private void Rename(string t_name, int t_index)
    {
        string name = t_name.Trim(); //去除头尾空白字符串
        int index = t_index;
        if ((name + index) != string.Empty) //若名字不为空
        {
            bool isAssetsObject = false; //flag, 是否是assets文件夹的资源

            foreach (Object o in Selection.objects)
            {
                string path_g = AssetDatabase.GetAssetPath(o); //获得选中物的路径
                //查看路径后缀
                if (Path.GetExtension(path_g) != "") //若后缀不为空, 则为assets文件夹物体
                {
                    if (name.Length >= 2 && name.Substring(0, 2) == "m_") // m_ 开头会被吞
                    {
                        //用 M_ 修正
                        string temp_name = name.Remove(0, 1);
                        name = temp_name.Insert(0, "M");
                    }

                    // 根据是否是两位数字格式来选择格式化方式
                    string formattedIndex = isTwoDigitFormat ? index.ToString().PadLeft(2, '0') : index.ToString();
                    AssetDatabase.RenameAsset(path_g, name + formattedIndex); //改名API
                    if (!isAssetsObject)
                    {
                        isAssetsObject = true; //修改flag
                    }
                }
                else //后缀为空, 是场景物体
                {
                    // 根据是否是两位数字格式来选择格式化方式
                    string formattedIndex = isTwoDigitFormat ? index.ToString().PadLeft(2, '0') : index.ToString();
                    o.name = name + formattedIndex;
                }
                index++;
            }
            if (isAssetsObject) //若是assets文件夹资源, 则刷新assets
            {
                AssetDatabase.SaveAssets();
                AssetDatabase.Refresh();
            }
        }
    }
    #endregion
}
#endif