private void OnDependenciesLoadDataMore(string resPath, List <AssetTreeModel.AssetInfo> resInfos, AssetTreeModel treeModel)
        {
            // 去代码定义文件去查找
            if (resPath != "\"Assets/Simple UI/PNG\"")
            {
                return;
            }

            int    preLen   = resPath.Length - "PNG".Length - 2;
            string codePath = "Assets/Demo/UISpriteDefine.cs";

            try
            {
                string text = File.ReadAllText(codePath);

                foreach (var assetInfo in resInfos)
                {
                    string searchText = assetInfo.fileRelativePath.Substring(preLen);
                    searchText = searchText.Remove(searchText.Length - 4);

                    if (text.Contains(searchText))
                    {
                        AssetTreeModel.AssetInfo info = treeModel.GenAssetInfo(codePath);
                        info.isExtra = true;
                        assetInfo.AddChild(info);
                    }
                }
            }
            catch (Exception ex)
            {
                Debug.LogError(ex.Message);
            }
        }
        protected virtual bool OnWatcherImportedAssetsEvent(string[] importedAssets, bool resortItem)
        {
            if (importedAssets.Length == 0 || !resortItem || rootItem == null)
            {
                return(false);
            }

            Array.Sort(importedAssets, EditorUtility.NaturalCompare);
            foreach (var importedAsset in importedAssets)
            {
                var item = FindItemByAssetPath(rootItem, Path.GetDirectoryName(importedAsset));
                if (item == null)
                {
                    continue;
                }
                var assetInfo = GetItemAssetInfo(item);
                if (assetInfo == null)
                {
                    continue;
                }

                // 查找是否原先已经有了(被删除再导入)
                var item2 = FindItemByAssetPath(item, importedAsset);
                if (item2 != null)
                {
                    var assetInfo2 = GetItemAssetInfo(item2);
                    if (assetInfo2 != null)
                    {
                        assetInfo2.deleted = false;
                        assetInfo2.added   = true;
                    }
                }
                else
                {
                    var assetInfo2 = m_Model.GenAssetInfo(importedAsset);
                    assetInfo.AddChild(assetInfo2);

                    item2 = new AssetTreeViewItem <AssetTreeModel.AssetInfo>(assetInfo2.id, -1, assetInfo2.displayName, assetInfo2);
                    if (assetInfo2.isFolder)
                    {
                        item2.icon = AssetDanshariStyle.Get().folderIcon;
                    }
                    assetInfo2.added = true;
                    item.AddChild(item2);
                }
            }
            SetupDepthsFromParentsAndChildren(rootItem);
            SortTreeViewNaturalCompare(rootItem);
            return(true);
        }