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iOS中UIView实现不同方向的导角_IOS_脚本之家
首先我们要创建一个UIView 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 classViewController: UIViewController { var cardView: UIView! override func viewDidLoad() { super.viewDidLoad() cardView = UIView() view.addSubview(cardView) cardView.translatesAutoresizingMaskIntoConstraints =false //把View...
www.jb51.net/article/1401...htm 2024-6-3
iOS学习教程之UIView中坐标转换详解_IOS_脚本之家
- (CGRect)convertRect:(CGRect)rect toView:(nullable UIView *)view; - (CGRect)convertRect:(CGRect)rect fromView:(nullable UIView *)view; 在storyboard中创建三个view,方便叙述,层级关系一看便知 fromView 1 CGRect newRect = [self.view convertRect:self.blueView.frame fromView:self.redView];...
www.jb51.net/article/1149...htm 2024-5-29
详解iOS中UIView的layoutSubviews子视图布局方法使用_IOS_脚本之家
在UIView里面有一个方法layoutSubviews: 复制代码代码如下: - (void)layoutSubviews; // override point. called by layoutIfNeeded automatically. As of iOS 6.0, when constraints-based layout is used the base implementation applies the constraints-based layout, otherwise it does nothing. ...
www.jb51.net/article/831...htm 2024-6-3
iOS应用开发中UIView添加边框颜色及设置圆角边框的方法_IOS_脚本之家
UIView加边框及边框颜色 引用库: 复制代码代码如下: #import <QuartzCore/QuartzCore.h> 使用: 复制代码代码如下: //添加边框和提示 CGRect frameRect = CGRectMake(20, 90, self.window.frame.size.width-40, self.window.frame.size.height-180); ...
www.jb51.net/article/789...htm 2024-5-23