ARCed.UI.DockPanel.MdiClientController.MdiClientHandleDestroyed C# (CSharp) Method

            private void MdiClientHandleDestroyed(object sender, EventArgs e)
            {
                // If the MdiClient handle has been released, drop the reference and
                // release the handle.
                if (this.m_mdiClient != null)
                {
                    this.m_mdiClient.HandleDestroyed -= this.MdiClientHandleDestroyed;
                    this.m_mdiClient = null;
                }

                ReleaseHandle();
            }