customsegues_unwind_Different.m

//in MyCustomUnwindSegue.m 

// 1. beloveSubview

[window insertSubview:destinationView belowSubview:sourceView];

// instead of aboveSubview

[window insertSubview:destinationView aboveSubview:sourceView];

//2. dismiss view

[[self destinationViewController] dismissViewControllerAnimated:NO completion:nil];

// instead of present

[[self sourceViewController] presentViewController:[self destinationViewController] animated:NO completion:nil];

//3. y cordinate change

// MyCustomSegue.m animated from:

destinationView.center = CGPointMake(sourceView.center.x,  sourceView.center.y - destinationView.center.y);

// to:

destinationView.center = CGPointMake(sourceView.center.x, sourceView.center.y);
sourceView.center = CGPointMake(sourceView.center.x, 0 + 2*destinationView.center.y);

// MyCustomUnwindSegue.m animated from:

destinationView.center = CGPointMake(sourceView.center.x,  sourceView.center.y + destinationView.center.y);


// to:

destinationView.center = CGPointMake(sourceView.center.x, sourceView.center.y);
sourceView.center = CGPointMake(sourceView.center.x, 0 - 2*destinationView.center.y);