- (void)tableViewModel:(SCTableViewModel *)tableViewModel 
  willDisplayCell:(SCTableViewCell *)cell 
  forRowAtIndexPath:(NSIndexPath *)indexPath
{
 if([cell isKindOfClass:[SCSelectionCell class]])
 {
  SCSelectionCell *selectionCell = (SCSelectionCell *)cell;
  NSUInteger selectedIndex = [selectionCell.selectedItemIndex intValue];
  switch(selectedIndex)
  {
   case -1: // no selection
     selectionCell.imageView.image = nil;
     break;
   case 0:
     selectionCell.imageView.image = [UIImage imageNamed:@"RedDot.png"];;
     break;
   case 1:
     selectionCell.imageView.image = [UIImage imageNamed:@"YellowDot.png"];;
     break;
  }
 }
}
 
// Method gets called whenever a cell's value changes
- (void)tableViewModel:(SCTableViewModel *)tableViewModel 
  valueChangedForRowAtIndexPath:(NSIndexPath *)indexPath
{
  // Place here the exact same code as in the above willDisplayCell method
  // (you may want to have the code in its own method and call it from both methods)
}