Hi I am working on a ADD-IN for excel.I have requirement as follows. 1) I have created a Excel command bar and created some command butttons on it. 2) Button Start is a default command button which gets loaded with other buttons and shown to the user (Visble=true) and other buttons are hidden (visible=false). 3) The other buttons gets visible on some condtion i.e if a sheet named mySettings gets loaded to the workbook then they will appear to the workbook otherwise they will disapper (hideen). 4) I am searcing a event that will fire and search for the perticaulr sheet in workbook and gets activate and deactivate the command buttons on the command bar. If i am missing something then plz let me know so that i can make it more presise. Thanks __Das
