【C#】【桌面应用开发】拖拽文件到文本框获得所拖拽文件的路径

private void Form_settings_DragEnter(object sender, DragEventArgs e)
 {
   if (e.Data.GetDataPresent(DataFormats.FileDrop))
     e.Effect = DragDropEffects.Link;
   else e.Effect = DragDropEffects.None;
 }

private void Form_settings_DragDrop(object sender, DragEventArgs e)
{
  string path = ((System.Array)e.Data.GetData(DataFormats.FileDrop)).GetValue(0).ToString();
  textBox_ffmepg_path.Text = path;
}