1 #if UNITY_EDITOR
2
3 using System.Collections.Generic;
4 using System.Reflection;
5 using UnityEditor;
6 using UnityEngine;
7
8 [CustomEditor(typeof(RectTransform))]
9 [CanEditMultipleObjects]
10 public class CustomRectTransformEditor : UnityEditor.Editor
11 {
12 UnityEditor.Editor _editorInstance;
13
14 List<RectTransform> _rtfList = new List<RectTransform>();
15
16 private void OnEnable()
17 {
18 if (null != _editorInstance)
19 return;
20
21 var assembly = Assembly.GetAssembly(typeof(UnityEditor.Editor));
22 if (null == assembly) return;
23 var editor = assembly.GetType("UnityEditor.RectTransformEditor");
24 if (null == editor) return;
25 if (null != targets)
26 {
27 _editorInstance = CreateEditor(targets, editor);
28
29 AllTargetsCheck();
30 }
31 }
32
33 void AllTargetsCheck()
34 {
35 for (var i = 0; i < targets.Length; ++i)
36 {
37 var t = targets[i];
38 //Debug.Log(t.GetType().Name);
39 var rtf = ((RectTransform) t);
40 _rtfList.Add(rtf);
41 }
42 }
43
44 private void OnDisable()
45 {
46 if (null != _editorInstance)
47 {
48 DestroyImmediate(_editorInstance);
49 _editorInstance = null;
50
51 _rtfList.Clear();
52 }
53 }
54
55 public override void OnInspectorGUI()
56 {
57 if (null != _editorInstance)
58 {
59 _editorInstance.OnInspectorGUI();
60 }
61
62 //add custom editor gui
63 EditorGUILayout.LabelField("自定义内容");
64 GUILayout.Button("自定义按钮");
65 }
66
67 }
68
69 #endif
