/// <summary>
/// Radera en fil
/// </summary>
/// <param name="selectedFile">Namnet på filen som ska raderas</param>
private void deleteSelectedFile(string selectedFile)
{
//Hämtar rätt fil
int activeFolderID = Int32.Parse(folderSelectionExisting.FindControl(Session["activeFolder"].ToString()).ID.Split('_')[1]);
UserFile fileToDelete = _userFolders.Folders[activeFolderID].Files.Find(file => file.GetFileName == selectedFile);
//Raderar filen
SqlHandler sqlHandler = new SqlHandler();
sqlHandler.DeleteFile(Session["Username"].ToString(), activeFolderID, fileToDelete.GetFileName);
fileToDelete.Delete();
//Uppdaterar filträdet
getUserFiles(Session["Username"].ToString());
}