UISegmentedControl-iOS

//建立UISegmentedControl的数组

NSArray *segmentedArray = [NSArray arrayWithObjects:@"线下培训",@"在线培训",@"模拟面试",@"Marlin面试",nil];

UISegmentedControl *segmentedControl = [[UISegmentedControl alloc]initWithItems:segmentedArray];

//设置样式 当为Bordered和Bar时tintColor才有效

segmentedControl.segmentedControlStyle = UISegmentedControlStyleBar;

segmentedControl.tintColor = [UIColor clearColor];

//    文字选中的颜色

[segmentedControl setTitleTextAttributes:@{NSForegroundColorAttributeName:[UIColor colorWithRed:39/255.0 green:193/255.0 blue:180/255.0 alpha:1.0f]} forState:UIControlStateSelected];

//   文字未选中的颜色

[segmentedControl setTitleTextAttributes:@{NSForegroundColorAttributeName:[UIColor whiteColor]} forState:UIControlStateNormal];

//背景未选中的颜色

[segmentedControl setBackgroundImage:[WTImage imageWithColor:[UIColor colorWithRed:39/255.0 green:193/255.0 blue:180/255.0 alpha:1.0f] size:CGSizeMake(WIDTH, 44) alpha:1] forState:UIControlStateNormal barMetrics:UIBarMetricsDefault];

//背景选中的颜色

[segmentedControl setBackgroundImage:[WTImage imageWithColor:[UIColor whiteColor] size:CGSizeMake(WIDTH, 44) alpha:1] forState:UIControlStateSelected barMetrics:UIBarMetricsDefault];

//设置圆角

segmentedControl.layer.cornerRadius = 4;

segmentedControl.clipsToBounds = YES;

//设置frame

　　segmentedControl.frame = CGRectMake(0.0, 0.0, 290, 30.0);

//设置默认选中的index

segmentedControl.selectedSegmentIndex = 0;

[segmentedControl addTarget:self  action:@selector(indexDidChangeForSegmentedControl:)

forControlEvents:UIControlEventValueChanged];

//方法1

//[self.navigationController.navigationBar.topItem setTitleView:segmentedControl];

//方法2

[self.navigationItem setTitleView:segmentedControl];

//segmentedControl选中方法

-(void)indexDidChangeForSegmentedControl:(UISegmentedControl *)Seg{

NSInteger Index = Seg.selectedSegmentIndex;

NSLog(@"Index %i", Index);

switch (Index) {

case 0:

[self selectmyView1];

NSLog(@"%li",(long)Index);

break;

case 1:

[self selectmyView2];

NSLog(@"%li",(long)Index);

break;

case 2:

[self selectmyView3];

NSLog(@"%li",(long)Index);

break;

case 3:

[self selectmyView4];

NSLog(@"%li",(long)Index);

break;

default:

break;

}

}