Inheritance: System.Windows.Forms.Layout.ArrangedElementCollection, IList, ICollection, IEnumerable
            public void AddRange(ToolStripPanel.ToolStripPanelRowCollection value)
            {
                if (value == null)
                {
                    throw new ArgumentNullException("value");
                }
                ToolStripPanel owner = this.owner;

                if (owner != null)
                {
                    owner.SuspendLayout();
                }
                try
                {
                    int count = value.Count;
                    for (int i = 0; i < count; i++)
                    {
                        this.Add(value[i]);
                    }
                }
                finally
                {
                    if (owner != null)
                    {
                        owner.ResumeLayout();
                    }
                }
            }