.cmd+k 键盘toggle
.模拟器的handware设置ios键盘.设置textfield的return类型为搜索
k.returnKeyType=UIReturnKeyType.search.uiswitch @IBOutlet weak var rightswitch: UISwitch!
@IBOutlet weak var leftswitch: UISwitch!
@IBAction func switchValueChange(_ sender: Any) { var s = sender as! UISwitch var setting = s.isOn
leftswitch.setOn(setting, animated: true)
rightswitch.setOn(setting, animated: true) }
. UISegmentedControl @IBAction func touchDown(_ sender: Any) {
let seg = sender as! UISegmentedControl
print("段:",seg.selectedSegmentIndex)
}.UISlider @IBAction func sliderValueChange(_ sender: Any) { var slider = sender as! UISlider let p = Int(slider.value)
print(p)
}. 加载html网页,可以实现代理方法 var webView:UIWebView! override func viewDidLoad() {
super.viewDidLoad() self.webView = UIWebView.init(frame: self.view.bounds)
self.view.addSubview(self.webView) let url:NSURL = NSURL.init(string: "https://www.baidu.com")! let req = NSURLRequest.init(url: url as URL)
webView.loadRequest(req as URLRequest)
}. IOS默认弹窗
@IBAction func click(_ sender: Any) {
let a = UIAlertController.init(title: "title", message: "msg", preferredStyle: .alert) let noAction = UIAlertAction.init(title: "取消", style: .cancel) { (p) in
print("取消啦")
} let yesAction = UIAlertAction.init(title: "确认", style: .default) { (p) in
print("ok啦")
}
//假如只有一个的话,添加一个就可以了
a.addAction(noAction) a.addAction(yesAction)
present(a, animated: true) {
print("点了某个了")
}
}.UINavigationController中有是个stack ,可以push一些 vc,有3个子的东西,分别是navigationBar(顶部导航条)和navigationItem(顶部导航条的内容)和title在子视图中可以通过navigationController访问导航控制器,同时可以通过navigationController的childViewControllers获得当前栈中所有的子视图(注意每一个出栈的子视图都会被销毁).swift.sqlite
http://blog.csdn.net/sps900608/article/details/51483738
.swift 桥接文件
http://blog.csdn.net/qq_29284809/article/details/50977432
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