废话不多说，在Untiy中，如果想要对Button等组件进行扩展的话，那么不仅仅只需要将新增的属性设置为public或者增加SerializeField字段就行了的，同时需要对Inspector的GUI面板进行修改，以下直接展示代码：

using UnityEngine;
using UnityEngine.EventSystems;
using UnityEngine.Serialization;
using UnityEngine.UI;
using UnityEditor;[CustomEditor(typeof(ButtonExtension))]
public class ButtonExtensionEditor : UnityEditor.UI.ButtonEditor    
{public override void OnInspectorGUI(){base.OnInspectorGUI();ButtonExtension myScript = (ButtonExtension)target;myScript.singleClickEnabled = GUILayout.Toggle(myScript.singleClickEnabled, "单击");//创建一个打开/关闭的开关按钮。myScript.doubleClickEnabled = GUILayout.Toggle(myScript.doubleClickEnabled, "双击");if (myScript.doubleClickEnabled){myScript.doubleClickTime = EditorGUILayout.FloatField("双击时间", myScript.doubleClickTime);}myScript.longPre