private void Save()
{
string assetPath = AssetDatabase.GetAssetPath(m_element.GetInstanceID());
if (string.IsNullOrEmpty(m_element.m_id))
{
m_element.m_id = m_element.name;
}
else
{
AssetDatabase.RenameAsset(assetPath, m_element.m_id);
}
AssetDatabase.SaveAssets();
}