[iOS] Layout constraints to fill view in parent

iOSLayoutConstraintsFill

- (id)initWithFrame:(CGRect)frame
{
    self = [super initWithFrame:frame];
    
    if (self)
    {
        self.view = [[UIView alloc] initWithFrame:CGRectMake(0, 0, self.frame.size.width, self.frame.size.height)];
        self.view.translatesAutoresizingMaskIntoConstraints = NO;
        
        [self addSubview:self.tableView];

        [self setupConstraints];
    }
    
    return self;
}

- (void)setupConstraints
{
    NSLayoutConstraint *widthConstraint = [NSLayoutConstraint constraintWithItem:self.view
                                                                       attribute:NSLayoutAttributeWidth
                                                                       relatedBy:0
                                                                          toItem:self
                                                                       attribute:NSLayoutAttributeWidth
                                                                      multiplier:1.0
                                                                        constant:0];
    
    NSLayoutConstraint *heightConstraint = [NSLayoutConstraint constraintWithItem:self.view
                                                                        attribute:NSLayoutAttributeHeight
                                                                        relatedBy:0
                                                                           toItem:self
                                                                        attribute:NSLayoutAttributeHeight
                                                                       multiplier:1.0
                                                                         constant:0];
    
    NSLayoutConstraint *topConstraint = [NSLayoutConstraint constraintWithItem:self.view
                                                                     attribute:NSLayoutAttributeTop
                                                                     relatedBy:NSLayoutRelationEqual
                                                                        toItem:self
                                                                     attribute:NSLayoutAttributeTop
                                                                    multiplier:1.0f
                                                                      constant:0.f];
    
    NSLayoutConstraint *leadingConstraint = [NSLayoutConstraint constraintWithItem:self.view
                                                                         attribute:NSLayoutAttributeLeading
                                                                         relatedBy:NSLayoutRelationEqual
                                                                            toItem:self
                                                                         attribute:NSLayoutAttributeLeading
                                                                        multiplier:1.0f
                                                                          constant:0.f];
    
    [self addConstraints:@[widthConstraint, heightConstraint, topConstraint, leadingConstraint]];
}