- (void)changedActiveMappingToIndex:(NSInteger)index;
- (void)reloadData;
+- (void)beginUpdates;
+- (void)endUpdates;
@end
- (void)mappingsViewController:(NJMappingsViewController *)mvc
- editedMappingAtIndex:(NSInteger)index;
+ renameMappingAtIndex:(NSInteger)index
+ toName:(NSString *)name;
- (BOOL)mappingsViewController:(NJMappingsViewController *)mvc
canMoveMappingFromIndex:(NSInteger)fromIdx