/// <summary>
 /// Raises the <see cref="QueryClosing" /> event.
 /// </summary>
 /// <param name="column">The <see cref="UserColumns"/> which has fired the event.</param>
 public void OnQueryClosing(QueryControl qc, CancelEventArgs e)
 {
     if (QueryClosing != null)
     {
         QueryClosing(qc, e);
     }
 }
        /// <summary>
        /// Creates a new QueryControl and add it to the documents collection.
        /// </summary>
        /// <returns></returns>
        public QueryControl CreateQueryControl()
        {
            QueryControl qc = new QueryControl();

            this.AddQuery(qc);

            qc.Name = string.Format("{0}", this.Queries.Length);             //this.Text = string.Format("query - input name - untitled {0}", QueryControl.seed);
            qc.Text = string.Format("Untitled {0}", this.Queries.Length);
            //qc.Query.InputName = inputName;
            qc.Activate();
            return(qc);
        }
 /// <summary>
 /// Adds the queryControl to this container.
 /// </summary>
 /// <remarks>Raise an event when a attempt is made to close this control</remarks>
 /// <param name="c">C.</param>
 private void AddQuery(QueryControl c)
 {
     c.Closing += new CancelEventHandler(qc_Closing);
     base.AddDocument(c);
 }