private void OnCopyNew(object obj)
{
var index = SourceFullPath.LastIndexOf("\\") + 1;
var fileName = SourceFullPath.Substring(index, SourceFullPath.Length - index);
//string fileName = "testdb.bak";
//String sourceFullPath = Path.Combine(SelectedPath, fileName);
String targetFullPath = Path.Combine(SelectedPath, fileName);
////FileUtilities.CreateDirectoryIfNotExist(Path.GetDirectoryName(targetFullPath));
ProgressShow = true;
//FileUtilities.CopyFileEx(sourceFullPath, targetFullPath, token);
_hcdzClient.CopyFileEx(SourceFullPath, targetFullPath);
}