自定义UIBarButtonItem在iOS8中无法正常工作
我正在设置一个自定义UIBarButtonItem，它在iOS 7上运行良好，但在iOS 8上，我看到分页中的下一个视图控制器的返回图标显示在当前可见页面上。我在UIScrollView中有多个视图控制器 请看下面我的代码。如果我尝试删除负间隔，它的工作原理很好，但随后返回图标移动到右侧，看起来不太好 请提供想法自定义UIBarButtonItem在iOS8中无法正常工作,ios,cocoa-touch,uiscrollview,uibarbuttonitem,Ios,Cocoa Touch,Uiscrollview,Uibarbuttonitem,我正在设置一个自定义UIBarButtonItem，它在iOS 7上运行良好，但在iOS 8上，我看到分页中的下一个视图控制器的返回图标显示在当前可见页面上。我在UIScrollView中有多个视图控制器 请看下面我的代码。如果我尝试删除负间隔，它的工作原理很好，但随后返回图标移动到右侧，看起来不太好 请提供想法 UIImage *backArrow = [UIImage imageNamed:@"back.png"]; UIButton *aBackButton = [UIButton but
UIImage *backArrow = [UIImage imageNamed:@"back.png"];
UIButton *aBackButton = [UIButton buttonWithType:UIButtonTypeSystem];
CGSize aBackButtonTextSize = [MyLocalized(BackButtonKey) sizeWithFont:[UIFont systemFontOfSize:kFontSize17]];
aBackButton.frame = CGRectMake(kScreenOrigin, kScreenOrigin, aBackButtonTextSize.width + backArrow.size.width, self.navigationController.navigationBar.frame.size.height);
aBackButton.contentHorizontalAlignment = UIControlContentHorizontalAlignmentLeft;
[aBackButton addTarget:self action:@selector(backAction) forControlEvents:UIControlEventTouchUpInside];
[aBackButton setTitle:MyLocalized(BackButtonKey) forState:UIControlStateNormal];
[aBackButton setImage:backArrow forState:UIControlStateNormal];
UIBarButtonItem *aLeftBarButtonItem = [[UIBarButtonItem alloc] initWithCustomView:aBackButton];
UIBarButtonItem *aNegativeSpacer = [[UIBarButtonItem alloc]initWithBarButtonSystemItem:UIBarButtonSystemItemFixedSpace target:nil action:nil];
aNegativeSpacer.width = -8;
self.navigationItem.leftBarButtonItems = @[aNegativeSpacer, aLeftBarButtonItem];