Swift 简单控件示例:滑块(UISlider)

前端之家收集整理的这篇文章主要介绍了Swift 简单控件示例:滑块(UISlider)前端之家小编觉得挺不错的,现在分享给大家,也给大家做个参考。
转载请声明出处:http://www.jb51.cc/article/p-pkdvamyy-ga.html
------------------------------------------------------------------------------------------

  1. //
  2. // ViewController.swift
  3. // UiSliderSample
  4. //
  5. // Created by jinnchang on 15/4/2.
  6. // Copyright (c) 2015年 Jinn Chang. All rights reserved.
  7. //
  8.  
  9. import UIKit
  10.  
  11. class ViewController: UIViewController {
  12. var slider: UiSlider!
  13.  
  14. override func viewDidLoad() {
  15. super.viewDidLoad()
  16. // Do any additional setup after loading the view,typically from a nib.
  17. slider = UiSlider(frame: CGRectMake(30,50,self.view.frame.width - 60,100))
  18. slider.value = 50
  19. slider.minimumValue = 0
  20. slider.maximumValue = 100
  21. slider.continuous = true
  22. slider.addTarget(self,action: "sliderValueChange:",forControlEvents: .ValueChanged)
  23. slider.addTarget(self,action: "sliderDragUp:",forControlEvents: .TouchUpInside)
  24. self.view.addSubview(slider)
  25. }
  26.  
  27. override func didReceiveMemoryWarning() {
  28. super.didReceiveMemoryWarning()
  29. // Dispose of any resources that can be recreated.
  30. }
  31. /// 响应滑块拖动过程连续触发的事件
  32. func sliderValueChange(sender: UiSlider) {
  33. println("value change:\(sender.value)")
  34. }
  35. /// 响应滑块拖动后的事件
  36. func sliderDragUp(sender: UiSlider) {
  37. println("drag up:\(sender.value)")
  38. }
  39.  
  40. }
------------------------------------------------------------------------------------------
GitHub 上项目地址:UISliderSample
控件更多相关属性方法参考:UISlider Class Reference 文章最后更新时间:2015年4月3日10:52:22

猜你在找的Swift相关文章