iOS开发记录——点击输入框上移屏幕，点击空白处隐藏键盘

func textFieldDidBeginEditing(textField: UITextField) {
// 设置动画间隔时间
let animationDuration = 0.30
// 创建动画
UIView.animateWithDuration(animationDuration) { () -> Void in
self.view.frame = CGRectMake(0.0, -100,self.view.frame.size.width, self.view.frame.size.height)
}
}

func textFieldDidEndEditing(textField: UITextField) {
// 设置动画间隔时间
let animationDuration = 0.30
// 创建动画
UIView.animateWithDuration(animationDuration) { () -> Void in
self.view.frame = CGRectMake(0, 0, self.view.frame.size.width, self.view.frame.size.height)
}
}

// 按下Return关闭键盘
func textFieldShouldReturn(textField: UITextField) -> Bool {
textField.resignFirstResponder()
return true
}

// 触摸屏幕任意位置关闭键盘
override func touchesBegan(touches: Set<UITouch>, withEvent event: UIEvent?) {
self.phoneNumberTextField.resignFirstResponder()
}