using UnityEditor;
using UnityEditor.UI;
using UnityEngine;

[CustomEditor(typeof(ButtonExtend), true)]
[CanEditMultipleObjects]
public class MyButtonEditor : ButtonEditor
{
    private SerializedProperty scale_enabled;
    private SerializedProperty scale_target;
    private SerializedProperty press_scale;
    private SerializedProperty normal_scale;

    protected override void OnEnable()
    {
        base.OnEnable();
        scale_enabled = serializedObject.FindProperty("scale_enabled");
        scale_target = serializedObject.FindProperty("scale_target");
        press_scale = serializedObject.FindProperty("press_scale");
        normal_scale = serializedObject.FindProperty("normal_scale");
    }
    public override void OnInspectorGUI()
    {
        base.OnInspectorGUI();
        EditorGUILayout.Space();
        serializedObject.Update();  
        EditorGUILayout.PropertyField(scale_enabled, new GUIContent("scale_enabled"));
        EditorGUILayout.PropertyField(scale_target, new GUIContent("scale_target"));
        EditorGUILayout.PropertyField(press_scale, new GUIContent("press_scale"));
        EditorGUILayout.PropertyField(normal_scale, new GUIContent("normal_scale"));       
        serializedObject.ApplyModifiedProperties();
    }
}