objective-c - OC里面对控件不能同时改变尺寸和位置吗？

问题描述

//// ViewController.m// 02计算器//// Created by mac on 15/8/27.// Copyright (c) 2015年 xujianxing. All rights reserved.//#import 'ViewController.h'@interface ViewController ()@property (weak, nonatomic) IBOutlet UIButton *bg;- (IBAction)up;- (IBAction)down;@end@implementation ViewController- (void)viewDidLoad { [super viewDidLoad]; // Do any additional setup after loading the view, typically from a nib.}- (void)didReceiveMemoryWarning { [super didReceiveMemoryWarning]; // Dispose of any resources that can be recreated.}- (IBAction)up {NSLog(@'上xx'); CGRect frame= self.bg.frame; frame.size.height=200; frame.size.width=200; frame.origin.y=frame.origin.y-10; self.bg.frame=frame; NSLog(@'%f',self.bg.frame.size.height);}- (IBAction)down { CGRect frame = self.bg.frame;frame.origin.y=frame.origin.y+10; self.bg.frame=frame;}@end

只变一种就是好的，同时变好像两个都不行了。。打印没有任何变化。。

问题解答

这是因为autolayout导致的，去掉就好了。点击view，取消 auto layout。