- (void)viewDidLoad

{

    [super viewDidLoad];

    // Do any additional setup after loading the view.

    [self showAlertView:@"11111"];

}

//自定义弹出框

-(void)showAlertView:(NSString *)strTipText

{

    UIView *showView=[[UIView alloc]init];

    [showView setFrame:CGRectMake(100, 100, 120, 35)];

    [showView setAlpha:0.0f];

    [showView setBackgroundColor:[UIColor blackColor]];

    [showView setClipsToBounds:YES];

    [[showView layer]setMasksToBounds:YES];

    [[showView layer]setCornerRadius:5.0f];

    UILabel *lblTips=[[UILabel alloc]init];

    [lblTips setFrame:CGRectMake(0, 0, 120, 35)];

    [lblTips setText:strTipText];

    [lblTips setTextAlignment:NSTextAlignmentCenter];

    [lblTips setTextColor:[UIColor whiteColor]];

    [lblTips setBackgroundColor:[UIColor clearColor]];

    [lblTips setFont:[UIFont boldSystemFontOfSize:16]];

    [showView addSubview:lblTips];

    [self.view addSubview:showView];

    [UIView animateWithDuration:0.5f delay:0.0f options:UIViewAnimationOptionCurveLinear animations:^{

        showView.alpha=1.0f;

    }completion:^(BOOL finished){

        [UIView animateWithDuration:1.0f delay:1.0f options:UIViewAnimationOptionCurveLinear animations:^{

            showView.alpha=0.0f;

        }completion:^(BOOL finished){

            ;

        }];

    }];

}