XCode9解决导航栏按钮图片变形拉伸
2017-11-10 本文已影响0人
leaderleader
不要直接加按钮
先变成UIView+视图
UIView *view = [[UIView alloc] initWithFrame:CGRectMake(0, 0, 44, 44)];
[view addSubview:headBtn];
self.navigationItem.leftBarButtonItem = [[UIBarButtonItem alloc]initWithCustomView:view];
