效果图

第三方NYSegmentedControl 的使用

github地址

https://github.com/nealyoung/NYSegmentedControl

#import "NYSegmentedControl.h"

    NYSegmentedControl *_segement;
    NSArray *_buttons;

_buttons = [NSArray arrayWithObjects:@"推荐阅读",@"我的订阅", nil];

    _segement = [[NYSegmentedControl alloc] initWithItems:_buttons];
    [_segement setBorderWidth:2.f * 0.618f];
    [_segement setBorderColor:[UIColor colorWithWhite:1.f alpha:1.0f]];
    [_segement setSegmentIndicatorInset:0.618f];
    [_segement setDrawsSegmentIndicatorGradientBackground:YES];
    [_segement setSegmentIndicatorGradientTopColor:[UIColor redColor]];
    [_segement setSegmentIndicatorGradientBottomColor:[UIColor redColor]];
    [_segement setSegmentIndicatorAnimationDuration:0.3f];
    [_segement.layer setCornerRadius:15.f];
    [_segement setTitleTextColor:[UIColor blackColor]];
    [_segement setSelectedTitleTextColor:[UIColor whiteColor]];
    [_segement setFrame:CGRectMake(0, 0, 200, 30)];
    [_segement setSelectedSegmentIndex:0];
    [_segement addTarget:self action:@selector(segementPressed:) forControlEvents:UIControlEventValueChanged];
    [self.navigationItem setTitleView:_segement];