Occurs when the user selects the menu "Toolbar / Windows - Table of Contents Window"
command.

Public Event OnWindowTOCStart()

The user has clicked on the "Toolbar / Windows - Table of Contents Window" menu item. 
When this occurs, Prizm Viewer will first generate the "OnWindowTOCStart" event, then
toggle the checkmark for the Table of Contents docking window open / closed on the menu
and show / hide the docking window, then generate the "OnWindowTOCFinish" event.

PrizmControl Object  | PrizmControl Members