pod 'LQDatePicker'

//init methods
+ (LQDatePicker *)showInView:(UIView *)view;

+ (LQDatePicker *)showInView:(UIView *)view selectedCallBack:(ChooseCallBack)callBack;

@interface LQViewController ()<LQDatePickerDelegate>

@property (nonatomic, strong) LQDatePicker *pickerView;
@property (weak, nonatomic) IBOutlet UILabel *label;

@end

@implementation LQViewController

- (void)viewDidLoad
{
[super viewDidLoad];
_pickerView = [LQDatePicker showInView:self.view];
_pickerView.delegate = self;
}

- (IBAction)getTime:(UIButton *)sender {
[_pickerView showView];
}

- (void)datePicker:(LQDatePicker *)picker selectedDate:(NSString *)date {
_label.text = date;
}