///作者：Lanslot Chung
/// QQ:1935941005
/// EMail:exlanslotchung@gmail.com
/// 如有错漏或新的想法，欢迎联系本人一起探讨
using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEditor;
using System.Linq;
using System.Reflection;
using System.Text.RegularExpressions;public class Searcher:EditorWindow{#region Menu[MenuItem("Tools/Searcher %f")]static void ShowWindow(){var searcher = EditorWindow.GetWindow<Searcher>(true);searcher.titleContent = new GUIContent("Seacher");searcher.Show();}#endregion//采用反射的方式避免了硬编码//你可以随意添加更多的搜索方式，只需在脚本添加实现一个名为：//DisplayAllGameObjectsBy+搜索方式的方法即可private enum Mode{Name,Type,FieldName,FieldValue,Tag,Layer}private Mode currentMode = Mode.Name;private string searchText = string.Empty;private List<GameObject> searchedGameObjects = new List<GameObject>();private Vector2 scrollPosition;void OnGUI(){EditorGUILayout.LabelField(new GUIContent("Keyword:"),EditorStyles.boldLabel);searchText = SearchField(searchText);//if(string.IsNullOrEmpty(searchText.Trim())) return;EditorGUILayout.LabelField(new GUIContent("Search By:"),EditorStyles.boldLabel);EditorGUILayout.BeginHorizontal(GUILayout.Width(this.position.width - 5));for(int i = 0;i < GetEnumCount(typeof(Mode));i++){string label = GetEnumItemName(typeof(Mode),i);GUI.backgroundColor = Color.white;if((int)currentMode == i)GUI.backgroundColor = Color.green;if(GUILayout.Button(new GUIContent(label))){currentMode = (Mode)i;searchedGameObjects.Clear();}}EditorGUILayout.EndHorizontal();GUI.backgroundColor = Color.white;if(GUILayout.Button(new GUIContent("Done"))){if(!string.IsNullOrEmpty(searchText)){scrollPosition = Vector2.zero;InvokeMethodByName(typeof(Searcher),"DisplayAllGameObjectBy" + currentMode.ToString(),new object[]{searchText});}}scrollPosition = EditorGUILayout.BeginScrollView(scrollPosition);if(searchedGameObjects != null){foreach(var item in searchedGameObjects){if(item == null) continue;GUI.backgroundColor = Color.white;if(Selection.activeObject == item)GUI.backgroundColor = Color.green;if(GUILayout.Button(new GUIContent(item.name))){if(item == null) continue;EditorGUIUtility.PingObject(item);Selection.activeObject = item;}}}EditorGUILayout.EndScrollView();}private void DisplayAllGameObjectByName(string name){List<GameObject> allGameObjects = GetAllSceneObjectsWithInactive();searchedGameObjects = allGameObjects.Where(go => go.name.ToLower().Contains(name.ToLower())).OrderBy(go => go.name).ToList();}private void DisplayAllGameObjectByType(string type){List<GameObject> allGameObjects = GetAllSceneObjectsWithInactive();searchedGameObjects = allGameObjects.Where(go =>go.GetComponents<Component>().Where(cp => cp.GetType().ToString().ToLower().Contains(type)).Count() > 0).OrderBy(go => go.name).ToList();}//这个方法一直很难写，始终获取不到Unity自带的Component的字段名，有好的方法可以通知我//思路：获取所有Component，取出所有的Type，并且去重，然后逐个检查Type是否包含搜索内容//只要包含了，就在所有问题中搜索Attach了这个Type的物体private void DisplayAllGameObjectByFieldName(string fieldName){List<GameObject> allGameObjects = GetAllSceneObjectsWithInactive();List<System.Type> components = allGameObjects.SelectMany(go => go.GetComponents<Component>()).Select(com => com.GetType()).Distinct().ToList();components = components.Where(com =>{var fields = com.GetFields(BindingFlags.NonPublic | BindingFlags.Instance | BindingFlags.Public).ToList();if(fields == null || fields.Count <= 0) return false;return fields.Select(fi => fi.Name.ToLower()).Contains(fieldName.ToLower());}).ToList();searchedGameObjects = allGameObjects.Where(go => go.GetComponents<Component>().Select(com => com.GetType()).Intersect(components).Count() > 0).ToList();}//同上一个方法，获取不到Unity自带的Component的字段//思路：获取所有的Component后，逐个获取Component的所有字段，判断存在字段木有，有的话对比//字段的值是否包含搜索内容,但是要记得去掉括号里的类型值，比如名为GameObject的物体会和类型//的GameObject重叠，导致搜索错误private void DisplayAllGameObjectByFieldValue(string fieldValue){List<GameObject> allGameObjects = GetAllSceneObjectsWithInactive();List<Component> components = allGameObjects.SelectMany(go => go.GetComponents<Component>()).ToList();searchedGameObjects = components.Where(com => {var fields = com.GetType().GetFields(BindingFlags.NonPublic | BindingFlags.Instance | BindingFlags.Public).ToList();if(fields == null || fields.Count <= 0) return false;return fields.Where(fi => {var value = fi.GetValue(com);if(value == null) return false;var valueName = value.ToString().ToLower();//不会写正则表达式var reg = new Regex(@"\(([^)]*)\)").Match(valueName);if(reg.Success){var valueType = reg.Result("$1");valueName = valueName.Replace("(" + valueType + ")","");}return valueName.Contains(fieldValue.ToLower());}).Count() > 0;}).Select(com => com.gameObject).ToList();}private void DisplayAllGameObjectByTag(string tag){List<GameObject> allGameObjects = GetAllSceneObjectsWithInactive();searchedGameObjects = allGameObjects.Where(go => go.tag.ToLower().Contains(tag.ToLower())).OrderBy(go => go.name).ToList();}private void DisplayAllGameObjectByLayer(string layer){List<GameObject> allGameObjects = GetAllSceneObjectsWithInactive();var possibleLayer = GetAllLayers().Where(ly => ly.ToLower().Contains(layer)).ToList();searchedGameObjects = allGameObjects.Where(go => possibleLayer.Contains(LayerMask.LayerToName(go.layer))).OrderBy(go => go.name).ToList();}#region Util//很气，Unity把这个控件给隐藏起来了private    string SearchField(string value, params GUILayoutOption[] options) {MethodInfo info = typeof(EditorGUILayout).GetMethod("ToolbarSearchField", BindingFlags.NonPublic | BindingFlags.Static, null, new System.Type[] { typeof(string), typeof(GUILayoutOption[]) }, null);if (info != null) {value = (string)info.Invoke(null, new object[] { value, options });}return value;}//获取枚举类型的子项数量，用于动态UI的创建private int GetEnumCount(System.Type enumType){return System.Enum.GetNames(enumType).GetLength(0);}//获取枚举类型的名称，结合反射用于动态增加搜索方式及UIprivate string GetEnumItemName(System.Type enumType,int itemIndex){return System.Enum.GetName(enumType,itemIndex);}//用于获取所有Hierarchy中的物体，包括被禁用的物体private List<GameObject> GetAllSceneObjectsWithInactive(){var allTransforms = Resources.FindObjectsOfTypeAll(typeof(Transform));var previousSelection = Selection.objects;Selection.objects = allTransforms.Cast<Transform>().Where(x => x != null ).Select(x => x.gameObject)//如果你只想获取所有在Hierarchy中被禁用的物体，反注释下面代码//.Where(x => x != null && !x.activeInHierarchy).Cast<UnityEngine.Object>().ToArray();var selectedTransforms = Selection.GetTransforms( SelectionMode.Editable | SelectionMode.ExcludePrefab);Selection.objects = previousSelection;return selectedTransforms.Select(tr =>tr.gameObject).ToList();} //利用反射调用新增的搜索方法private void InvokeMethodByName(System.Type type,string methodName,object[] value){type.GetMethod(methodName,BindingFlags.NonPublic | BindingFlags.Instance).Invoke(this,value);}//获取所有的Layerprivate List<string> GetAllLayers(){List<string> layers = new List<string>();for(int i = 0;i <= 31;i++){var layer = LayerMask.LayerToName(i);if(layer.Length > 0)layers.Add(layer);}return layers;}#endregion
}