自定义UINavigationItem.rightBarButtonItem

自定义UINavigationItem.rightBarButtonItem

_segmentedControl = [[UISegmentedControl alloc] initWithItems:[NSArray arrayWithObjects:@"免费",@"付费",nil]];

    _segmentedControl.frame = CGRectMake(80, 7, 180, 30);

    _segmentedControl.selectedSegmentIndex = 0;//设置默认选择项索引

    _segmentedControl.tintColor = [UIColor darkGrayColor];

    _segmentedControl.segmentedControlStyle = UISegmentedControlStyleBar;//设置样式

    [_segmentedControl addTarget:self action:@selector(segmentedControlValueChanged:) forControlEvents:UIControlEventValueChanged];

    self.navigationItem.titleView = _segmentedControl;

    [_segmentedControl release];

 UIBarButtonItem *barButtonItem = [[UIBarButtonItem alloc] initWithCustomView:_segmentedControl];

    self.navigationItem.rightBarButtonItem =barButtonItem;

还可以是其它形式不止_segmentedControl.