Editor 编辑器模式下批量修改预制体

向右看齐 2022-10-11 15:55 197阅读 0赞

功能代码：

using System.Collections;
    using System.Collections.Generic;
    using UnityEngine;
    using UnityEngine.UI;
    
    public class DelGameObject1 : MonoBehaviour
    {
    
        public string DelName = "Dropdown";
    
    
        public List<GameObject> list;
    
    
        public Transform dropdown;
    
        public void GetTarget()
        {
            list = new List<GameObject>();
            GetChildObj(transform, DelName, ref list);
            if (list.Count > 0)
            {
                dropdown = list[0].transform;
            }
        }
    
        public float itemWidth = 140f;
        public float itemHeight = 100f;
    
        public int itemTextSize = 48;
    
        public float TemplateHeight = 1000f;
    
        public float templateY = -70f;
        public void SetData()
        {
            RectTransform content = dropdown.transform.Find("Template/Viewport/Content").GetComponent<RectTransform>();
            content.anchoredPosition = Vector2.zero;
            content.sizeDelta = new Vector2(0, itemHeight);
    
            RectTransform template = content.parent.parent.GetComponent<RectTransform>();
    
            template.sizeDelta = new Vector2(template.sizeDelta.x, TemplateHeight);
            template.anchoredPosition = new Vector2(template.anchoredPosition.x, templateY);
    
            RectTransform item = content.GetChild(0).GetComponent<RectTransform>();
    
            VerticalLayoutGroup ver = GetAndAddComp<VerticalLayoutGroup>(content.gameObject);
            //ver.childForceExpandHeight = false;
            //ver.childForceExpandWidth = false;
            //ver.childControlHeight = false;
            //ver.childControlWidth = false;
    
            ContentSizeFitter contenSize = GetAndAddComp<ContentSizeFitter>(content.gameObject);
            //contenSize.verticalFit = ContentSizeFitter.FitMode.PreferredSize;
    
            Debug.Log(content.Find("Item").GetComponent<RectTransform>().sizeDelta);
    
            item.sizeDelta = new Vector2(0, itemHeight);
    
            item.Find("Item Label").GetComponent<Text>().fontSize = itemTextSize;
    
            Debug.Log("设置完成！");
        }
    
        T GetAndAddComp<T>(GameObject go) where T: Component
        {
            if (go.GetComponent<T>())
            {
                Destroy(go.GetComponent<T>());
            }
            return null;
        }
    
        public void DelGameObj()
        {
    
            for (int i = 0; i < list.Count; i++)
            {
                // DestroyImmediate(list[i]);
                list[i].SetActive(false);
            }
            list = null;
        }
        public static void GetChildObj(Transform Trans, string cname, ref List<GameObject> list)
        {
            for (int i = 0; i < Trans.childCount; i++)
            {
                GameObject t = Trans.GetChild(i).gameObject;
                if (t.name == cname)
                {
                    if (!list.Contains(t))
                        list.Add(t);
                }
                GetChildObj(Trans.GetChild(i), cname, ref list);
            }
        }
    }

编辑器代码：

using System.Collections;
    using System.Collections.Generic;
    using UnityEditor;
    using UnityEngine;
    
    [CustomEditor(typeof(DelGameObject1))]
    public class DelGameObjEditor1 : Editor
    {
        DelGameObject1 delGameObject;
        private void OnEnable()
        {
            delGameObject = target as DelGameObject1;
        }
    
        public override void OnInspectorGUI()
        {
            base.OnInspectorGUI();
            if (GUILayout.Button("获取"))
            {
                delGameObject.GetTarget();
            }
            if (GUILayout.Button("删除"))
            {
                delGameObject.DelGameObj();
            }
    
            if (GUILayout.Button("设置"))
            {
                delGameObject.SetData();
               // EditorUtility.SetDirty(null);
               // AssetDatabase.SaveAssets();
            }
        }
    }