code: def set_col_width(self, col, width):
          
  
          # Mark content as changed
          post_command_event(self.main_window, self.ContentChangedMsg)
  
          tab = self.grid.current_table
  
          self.code_array.set_col_width(col, tab, width)
          self.grid.SetColSize(col, width)
docs: Sets column width and marks grid as changed