作者:现实-不过如此 | 来源:互联网 | 2023-01-05 14:06
打开视图时,它将如下图所示,
我打电话x打开视图
我打电话8打开视图
对于iphone x,我想在当前视图中以编程方式添加安全区域.
尝试的来源如下.
UIView *view = self.view;
if (@available(iOS 11.0, *)) {
UILayoutGuide * guide = view.safeAreaLayoutGuide;
[view.topAnchor constraintEqualToAnchor:guide.topAnchor].active = YES;
[view.bottomAnchor constraintEqualToAnchor:guide.bottomAnchor].active = YES;
}
我想应用这个来源,但我不知道该怎么做.
请回答我的问题.
1> Krunal..:
这是安全区域布局的示例代码。在Objective-C中尝试此操作,请参见:
UIView * myView = // initialize view using IBOutlet or programtically
myView.backgroundColor = [UIColor red];
myView.translatesAutoresizingMaskIntoCOnstraints= NO;
UILayoutGuide * guide = self.view.safeAreaLayoutGuide;
[self.myView.leadingAnchor constraintEqualToAnchor:guide.leadingAnchor].active = YES;
[self.myView.trailingAnchor constraintEqualToAnchor:guide.trailingAnchor].active = YES;
[self.myView.topAnchor constraintEqualToAnchor:guide.topAnchor].active = YES;
[self.myView.bottomAnchor constraintEqualToAnchor:guide.bottomAnchor].active = YES;
// Refresh myView and/or main view
[self.view layoutIfNeeded];
//[self.myView layoutIfNeeded];
参考:以编程方式使用安全区域布局
结果: