@interface MTTabButton :UIButton
@end
@implementation MTTabButton
//取消高亮状态
- (void)setHighlighted:(BOOL)highlighted
{
}
@end
@interface MainController ()
@property(weak,nonatomic)UIButton *selectBtn;
@property(nonatomic,strong)MTtabar * custabar;
@end
@implementation MainController
- (void)viewDidLoad {
[super viewDidLoad];
self.view.backgroundColor =[UIColor whiteColor];
[self addtabar];
[self addbtn];
[self addChileVC];
}
-(void)addtabar{
MTtabar * custabar =[[MTtabar alloc]init];
custabar.frame = self.tabBar.frame;
[self.view addSubview:custabar];
self.custabar = custabar;
}
-(void)addbtn{
for (int i = 0; i<3; i++) {
MTTabButton * btn =[[MTTabButton alloc]init];
NSString *normalImage = [NSString stringWithFormat:@"TabBar%@",@(i + 1)];
NSString *selectImage = [NSString stringWithFormat:@"TabBar%@Sel",@(i + 1)];
btn.tag = i;
[btn setImage:[UIImage imageNamed:normalImage] forState:UIControlStateNormal];
[btn setImage:[UIImage imageNamed:selectImage] forState:UIControlStateSelected];
CGFloat btnW = self.view.frame.size.width / 3;
CGFloat btnH = 49;
btn.frame = CGRectMake(i*btnW, 0, btnW, btnH);
if (i == 0) {
btn.selected =YES;
self.selectBtn = btn;
}
[btn addTarget:self action:@selector(btnclick:) forControlEvents:UIControlEventTouchDown];
[self.custabar addSubview:btn];
}
}
-(void)btnclick:(UIButton * )sender{
self.selectBtn.selected = NO;
sender.selected = YES;
self.selectBtn = sender;
self.selectedIndex = sender.tag;
}
-(void)addChileVC{
ThreeViewController * threeVC =[[ThreeViewController alloc]init];
UINavigationController * three =[self boardNameInstantVc:threeVC];
OtherViewController * otherVC =[[OtherViewController alloc]init];
UINavigationController * other =[self boardNameInstantVc:otherVC];
ElseController * elseVC =[[ElseController alloc]init];
UINavigationController * elses =[self boardNameInstantVc:elseVC];
self.viewControllers = @[three,other,elses];
}
- (UINavigationController *)boardNameInstantVc:(UIViewController *)controller{
UINavigationController * nav =[[UINavigationController alloc]initWithRootViewController:controller];
return nav;
}
这就是所有的代码！