void OnGUI()
    {
        EditorGUILayout.BeginHorizontal();

        if (GUILayout.Button("添加一项"))
        {
            AddItem();
        }

        if (GUILayout.Button("清除所有项"))
        {
            Clear();
        }

        EditorGUILayout.LabelField("Variant(非贴图类资源请设none):", GUILayout.Width(175));
        variant = (VariantEnum)EditorGUILayout.EnumPopup(variant, GUILayout.Width(100));

        if (GUILayout.Button("读取(csv)"))
        {
            Clear();

            string   path     = Application.dataPath + "/Files/BuildMap_cvs/AssetBundleInfo.csv";
            string   content  = File.ReadAllText(path);
            string[] contents = content.Split(new string[] { "\r\n" }, System.StringSplitOptions.RemoveEmptyEntries);

            for (int i = 0; i < contents.Length; i++)
            {
                string[] a = contents[i].Split(',');
                AddItem(a[0], StringToSuffixEnum(a[1]), a[2]);
            }

            variant = StringToVariantEnum(contents[0].Split(',')[3]);
        }

        /*if (GUILayout.Button("写入保存"))
         * {
         *  string path = Application.dataPath + "/BuildMap_cvs/AssetBundleInfo.csv";
         *
         *  StringBuilder sb = new StringBuilder();
         *  for (int i = 0; i < count; i++)
         *  {
         *      if (string.IsNullOrEmpty(bundleNameList[i])) break;
         *      sb.Append(bundleNameList[i] + ",");
         *      sb.Append(SuffixEnumToString(suffixList[i]) + ",");
         *      sb.Append(pathList[i] + ",");
         *      sb.Append(VariantEnumToString(variant) + "\r\n");
         *  }
         *  File.AppendAllText(path, sb.ToString());
         *  AssetDatabase.Refresh();
         *  Clear();
         * }*/

        if (GUILayout.Button("保存"))
        {
            Save();
        }

        if (GUILayout.Button("自动填写(所有选中的)"))
        {
            int startIndex = count;
            for (int i = 0; i < Selection.objects.Length; i++)
            {
                AddItem();
                AutoFill(startIndex, Selection.objects[i]);
                startIndex++;
            }
        }

        EditorGUILayout.EndHorizontal();

        EditorGUILayout.LabelField("注意:lua文件请以文件夹为单位进行选择!文件夹名即为包名!lua文件请不要混同其他类型文件存放!打包lua文件请点击Build Lua按钮,Build Lua Selected打包选中的文件夹下的lua文件;");
        EditorGUILayout.LabelField("Build Lua All打包所有同级目录中的lua文件,打包其他文件请点击Build Asset按钮。按分辨率打包纹理时遇到报“Variant folder path cannot be empty”错误时请忽略,此为 U3D 5.3.X 版本的 bug,经实测不影响使用.");

        scrollValue = EditorGUILayout.BeginScrollView(scrollValue);

        for (int i = 0; i < count; i++)
        {
            EditorGUILayout.BeginVertical();
            EditorGUILayout.BeginHorizontal();
            EditorGUILayout.LabelField(i.ToString() + ".AB包名:", GUILayout.Width(70));
            bundleNameList[i] = EditorGUILayout.TextField("", bundleNameList[i], GUILayout.Width(100));
            EditorGUILayout.LabelField(" 类型:", GUILayout.Width(40));
            suffixList[i] = (SuffixEnum)EditorGUILayout.EnumPopup(suffixList[i]);
            EditorGUILayout.LabelField(" 路径:", GUILayout.Width(40));
            pathList[i] = EditorGUILayout.TextField(pathList[i]);

            if (GUILayout.Button("自动填写(单个)"))
            {
                AutoFill(i, Selection.objects[0]);
            }
            if (GUILayout.Button("log路径"))
            {
                Debug.Log(pathList[i]);
            }
            if (GUILayout.Button("删除该项"))
            {
                RemoveItem(i);
            }
            EditorGUILayout.EndHorizontal();
            EditorGUILayout.EndVertical();
        }

        EditorGUILayout.EndScrollView();

        EditorGUILayout.BeginHorizontal();
        EditorGUILayout.LabelField(" 是否删除已存在的其他文件:", GUILayout.Width(140));
        deleteExists = (YN)EditorGUILayout.EnumPopup(deleteExists, GUILayout.Width(50));
        EditorGUILayout.LabelField(" 平台:", GUILayout.Width(40));
        target = (BuildTarget)EditorGUILayout.EnumPopup(target, GUILayout.Width(130));
        if (GUILayout.Button("Build Lua Selected"))
        {
            Save();
            if (deleteExists == YN._false)
            {
                PackagerUtils.BuildLuaResource(false, false, target);
            }
            else
            {
                PackagerUtils.BuildLuaResource(false, true, target);
            }
        }
        if (GUILayout.Button("Build Lua All"))
        {
            Save();
            if (deleteExists == YN._false)
            {
                PackagerUtils.BuildLuaResource(true, false, target);
            }
            else
            {
                PackagerUtils.BuildLuaResource(true, true, target);
            }
        }
        if (GUILayout.Button("Build Asset"))
        {
            Save();
            if (deleteExists == YN._false)
            {
                PackagerUtils.BuildAssetResource(false, target);
            }
            else
            {
                PackagerUtils.BuildAssetResource(true, target);
            }
        }
        EditorGUILayout.EndHorizontal();
    }