private void Files_DoubleClick(object sender, System.EventArgs e)
 {
     if (Files.SelectedItems.Count > 0 && OpenSelectedFile != null)
     {
         OpenFileEventArg tmp = new OpenFileEventArg();
         tmp.filename = Files.SelectedItems[0].Tag.ToString();
         OpenSelectedFile(this, tmp);
     }
 }
 private void Files_DoubleClick(object sender, System.EventArgs e)
 {
     if(Files.SelectedItems.Count>0 && OpenSelectedFile!=null){
         OpenFileEventArg tmp = new OpenFileEventArg();
         tmp.filename = Files.SelectedItems[0].Tag.ToString();
         OpenSelectedFile(this,tmp);
     }
 }