// // baseNav.m // switchPicChat // // Created by zzl on 16/4/26. // Copyright © 2016年 zzl. All rights reserved. // #import "baseNav.h" @interface baseNav () @end @implementation baseNav - (void)viewDidLoad { [super viewDidLoad]; // Do any additional setup after loading the view from its nib self.view.translatesAutoresizingMaskIntoConstraints = NO; NSLayoutConstraint* h = [NSLayoutConstraint constraintWithItem:self.view attribute:NSLayoutAttributeHeight relatedBy:NSLayoutRelationEqual toItem:nil attribute:NSLayoutAttributeNotAnAttribute multiplier:1 constant:64.0f]; [self.view addConstraint:h]; } @end