UISegmentedControl

UISegmentedControl控件

#pragma mark - 创建一个分段控制器
-(void)createOneSegmentControl{
    NSArray * segments = @[@"left",@"middle",@"right"];//包含段标题的数组
    UISegmentedControl * segmentControl = [[UISegmentedControl alloc] initWithItems:segments];
    segmentControl.frame = CGRectMake(10, 100, 300, 80);
    [self.view addSubview:segmentControl];
    
    //属性相关
    segmentControl.tintColor = [UIColor redColor];//边框颜色
    long numbers = segmentControl.numberOfSegments;//获取分段个数
    NSLog(@"numbers = %ld",numbers);
    
    segmentControl.selectedSegmentIndex = 1;//设置选中分段
    long selecteIndex = segmentControl.selectedSegmentIndex;
    NSLog(@"selectedIndex = %ld",selecteIndex);
    

    //添加事件
    [segmentControl addTarget:self action:@selector(touchSegments:) forControlEvents:UIControlEventValueChanged];
}

//点击事件
-(void)touchSegments:(UISegmentedControl*)segmentsCon{
    switch (segmentsCon.selectedSegmentIndex) {
        case 0:
            NSLog(@"点击了left");
            break;
        case 1:
            NSLog(@"点击了middle");
            break;

        case 2:
            NSLog(@"点击了right");
            break;

        default:
            break;
    }
}