Nonvirtual member functions

• int is_separator(void) - return whether this item is a separator item or not.
• int is_submenu(void) - return whether this item is a submenu item or not.
• int return_code(void) - return the return code of this item.
• int showing(void) - return whether the item is being displayed.
• int show_check(void) - return whether a check box is to be shown with the item.
• int checked(void) - return whether a check mark is to be shown with the item.
• char *text_command(void) - return the text command string associated with this item.
• char *name(void) - the name of the item.
• PopupMenu *sub_menu(void) - the submenu for this item, or NULL if not present.
• void return_code(int nc) - change the return code to the given value.
• void showing(int yn) - change the displayed status.
• void show_check(int yn) - change whether to display a check box.
• void checked(int yn) - change whether to display a check mark.