Long Operations

• How to avoid or modify status bar changes when grid performs a lengthy operation
  
  
• How can I disable the processing of messages while doing long operations for my application and also avoid that the user can cancel operations?
  
  
• The CGXLongOperation class gives the user the ability to cancel many operations that I don't want them to cancel.  Is there any way to work around this?
  
  
• How can I stop status text from being displayed at the bottom of the screen?  For example, the text being displayed when I change the style for a range of cells?