.m

#import "ViewController.h"

@interface ViewController ()

@property (weak, nonatomic) IBOutlet UIScrollView *scrollViewForAccordian;
@property (weak, nonatomic) IBOutlet UIView* mainView;

@end

@implementation ViewController

@synthesize scrollViewForAccordian;
@synthesize mainView;

- (void)viewDidLoad {
    [super viewDidLoad];

   /*
    NSLayoutConstraint *widthConstraint = [NSLayoutConstraint constraintWithItem:self.mainView
                                                                       attribute:NSLayoutAttributeWidth
                                                                       relatedBy:NSLayoutRelationEqual
                                                                          toItem:scrollViewForAccordian
                                                                       attribute:NSLayoutAttributeWidth
                                                                      multiplier:1.0
                                                                        constant:0];

    NSLayoutConstraint *heightConstraint = [NSLayoutConstraint constraintWithItem:self.mainView
                                                                       attribute:NSLayoutAttributeHeight
                                                                       relatedBy:NSLayoutRelationEqual
                                                                          toItem:scrollViewForAccordian
                                                                       attribute:NSLayoutAttributeHeight
                                                                      multiplier:1.0
                                                                        constant:0];
*/
    NSLayoutConstraint *rightConstraint = [NSLayoutConstraint constraintWithItem:self.mainView
                                                                       attribute:NSLayoutAttributeLeft
                                                                       relatedBy:NSLayoutRelationEqual
                                                                          toItem:scrollViewForAccordian
                                                                       attribute:NSLayoutAttributeLeft
                                                                      multiplier:1.0
                                                                        constant:0];

    NSLayoutConstraint *bottomConstraint = [NSLayoutConstraint constraintWithItem:self.mainView
                                                                       attribute:NSLayoutAttributeBottom
                                                                       relatedBy:NSLayoutRelationEqual
                                                                          toItem:scrollViewForAccordian
                                                                       attribute:NSLayoutAttributeBottom
                                                                      multiplier:1.0
                                                                        constant:0];

    NSLayoutConstraint *leftConstraint = [NSLayoutConstraint constraintWithItem:self.mainView
                                                                       attribute:NSLayoutAttributeRight
                                                                       relatedBy:NSLayoutRelationEqual
                                                                          toItem:scrollViewForAccordian
                                                                       attribute:NSLayoutAttributeRight
                                                                      multiplier:1.0
                                                                        constant:0];

    NSLayoutConstraint *topConstraint = [NSLayoutConstraint constraintWithItem:self.mainView
                                                                       attribute:NSLayoutAttributeTop
                                                                       relatedBy:NSLayoutRelationEqual
                                                                          toItem:scrollViewForAccordian
                                                                       attribute:NSLayoutAttributeTop
                                                                      multiplier:1.0
                                                                        constant:0];

    scrollViewForAccordian.translatesAutoresizingMaskIntoConstraints = NO;

    [mainView addConstraints:@[leftConstraint, bottomConstraint, topConstraint, rightConstraint]];

    scrollViewForAccordian.backgroundColor = [UIColor redColor];





//    [self makeCell];
}

- (void)viewWillAppear:(BOOL)animated {
    [self.mainView addSubview:self.scrollViewForAccordian];
    NSLog(@"RIGHTHERE %@", NSStringFromCGRect(self.scrollViewForAccordian.frame));
}

- (void)makeCell {
    //Making the Cell
    UIView *viewForOutertable = [[UIView alloc]initWithFrame:CGRectMake(0, 0, ([[ UIScreen mainScreen ] bounds].size.width), 44)];
    viewForOutertable.translatesAutoresizingMaskIntoConstraints = NO;
    NSDictionary *viewsDictionary = @{@"Cell":viewForOutertable};

/*    NSLayoutConstraint *horizontalConstraint = [NSLayoutConstraint constraintsWithVisualFormat:@"H:|-0-[myCell]-0-|"
                                                                    options:0
                                                                    metrics:nil
                                                                      views:viewsDictionary];
    [viewForOutertable addConstraint:horizontalConstraint];
*/

    //Setting the buttons
    UIButton *buttonToEnlarge = [[UIButton alloc]initWithFrame:CGRectMake(0, 0, ([[ UIScreen mainScreen ] bounds].size.width) , 44)];
    [buttonToEnlarge setImage:[UIImage imageNamed:@"ltgrey.jpg"]
                     forState:UIControlStateNormal];

    [buttonToEnlarge setImage:[UIImage imageNamed:@"grey.jpg"]
                     forState:UIControlStateSelected];
    [buttonToEnlarge addTarget:self
                        action:@selector(expandButtonTapped:)
              forControlEvents: UIControlEventTouchUpInside];

    [viewForOutertable addSubview:buttonToEnlarge];
    scrollViewForAccordian.backgroundColor = [UIColor redColor];
    [scrollViewForAccordian addSubview:viewForOutertable];

}

-(void)expandButtonTapped:(UIButton *)sender {
    NSLog(@"Button Clicked");
}

- (void)didReceiveMemoryWarning {
    [super didReceiveMemoryWarning];
    // Dispose of any resources that can be recreated.
}

@end