TryHideFocusBoxAndUninstall() private method

Hides the sandbox and removes it from the controls.
private TryHideFocusBoxAndUninstall ( ) : bool
return bool
            public override bool Redo()
            {
                if (m_newOccurrence != null && m_newOccurrence.IsValid)
                {
                    m_interlinDoc.SelectOccurrence(m_newOccurrence);
                }
                else
                {
                    m_interlinDoc.TryHideFocusBoxAndUninstall();
                }

                return(true);
            }