拓展编辑器(四)

using UnityEngine;
using UnityEditor;

public class Script_03
{
    [InitializeOnLoadMethod]
    static void InitializeOnLoadMethod()
    {
        EditorApplication.projectWindowItemOnGUI = delegate (string guid,
              Rect selectionRect)
        {
            //在project视图中选择一个资源
            if (Selection.activeObject && guid == AssetDatabase.AssetPathToGUID(AssetDatabase.GetAssetPath
                (Selection.activeObject)))
            {
                //设置拓展按钮区域
                float width = 50f;
                selectionRect.x += (selectionRect.width - width);
                selectionRect.y += 2f;
                selectionRect.width = width;
                GUI.color = Color.red;
                //点击事件
                if (GUI.Button(selectionRect, "click"))
                {
                    //string[] str = Selection.assetGUIDs;
                    //string path = AssetDatabase.GUIDToAssetPath(str[0]);
　　　　　　　　　　　　//Debug.LogFormat("路径:{0}", path;　　　　　　　　　　　　　　

                    //Debug.LogFormat("路径:{0}", AssetDatabase.GetAssetPath(Selection.activeObject));

                    Debug.LogFormat("click:{0}",Selection.activeObject.name);
                }
                GUI.color = Color.white;
            }
        };
    }
    
}