static void DrawRemapGUI <T>(ScriptedImporter importer, IEnumerable <string> names) where T : UnityEngine.Object
{
EditorGUI.indentLevel++;
var map = importer.GetExternalObjectMap()
.Select(x => (x.Key.name, x.Value as T))
.Where(x => x.Item2 != null)
.ToDictionary(x => x.Item1, x => x.Item2)
;
foreach (var name in names)
{
if (string.IsNullOrEmpty(name))
{
throw new System.ArgumentNullException();
}
EditorGUILayout.BeginHorizontal();
EditorGUILayout.PrefixLabel(name);
map.TryGetValue(name, out T value);
var asset = EditorGUILayout.ObjectField(value, typeof(T), true) as T;
if (asset != value)
{
importer.SetExternalUnityObject(new AssetImporter.SourceAssetIdentifier(value), asset);
}
EditorGUILayout.EndHorizontal();
}
EditorGUI.indentLevel--;
}