Rounded Corner View

RoundedCornerView.h

#import <UIKit/UIKit.h>

NS_ASSUME_NONNULL_BEGIN

@interface RoundedCornerView : UIView
@property (nonatomic) IBInspectable CGFloat cornerRadius;

@end

NS_ASSUME_NONNULL_END

RoundedCornerView.m

IB_DESIGNABLE
@interface RoundedCornerView()
@end

@implementation RoundedCornerView

-(instancetype)init {
    if (self = [super init]) {
        [self roundCorners];
    }
    return self;
}

-(instancetype)initWithFrame:(CGRect)frame {
    if (self = [super initWithFrame:frame]) {
        [self roundCorners];
    }
    return self;
}

-(instancetype)initWithCoder:(NSCoder *)aDecoder {
    if (self = [super initWithCoder:aDecoder]) {
        [self roundCorners];
    }
    return self;
}

-(void)awakeFromNib {
    [super awakeFromNib];
    [self roundCorners];
}

-(void)prepareForInterfaceBuilder {
    [super prepareForInterfaceBuilder];
    [self roundCorners];
}

-(void)roundCorners {
    self.clipsToBounds = YES;
    self.layer.cornerRadius = self.cornerRadius;
    self.layer.maskedCorners = kCALayerMaxXMinYCorner | kCALayerMinXMinYCorner;
}