UISlider，UIProgressView

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//

//  SliderViewController.swift

//  UIControlDemo

//

//  Created by   on 14/12/4.

//  Copyright (c) 2014年 马大哈. All rights reserved.

//

import UIKit

class SliderViewController: BaseViewController {    

    var slider: UISlider?

    var progress: UIProgressView?

    override func viewDidLoad() {

        super.viewDidLoad()

        progress = UIProgressView(frame: CGRectMake(20, 300, self.view.frame.size.width-40, 50))

        progress?.progressViewStyle = UIProgressViewStyle.Default //两种不同的样式

        progress?.progressTintColor = .redColor()// 不断改变的进度条颜色 (默认 蓝色)

        progress?.trackTintColor = .blackColor() // 可以认为是底色（默认 灰色）

        self.view.addSubview(progress!)

        slider = UISlider(frame: CGRectMake(20, 400, self.view.frame.size.width-40, 50))

        slider?.minimumValue = 1

        slider?.maximumValue = 100

        slider?.addTarget(self, action: "valueChanged:", forControlEvents: UIControlEvents.ValueChanged)

        self.view.addSubview(slider!)

    }

    func valueChanged(sender:UISlider){

        let value = "\(Int(sender.value))" 

        self.title = value

        progress?.progress = sender.value/100

    }

    override func didReceiveMemoryWarning() {

        super.didReceiveMemoryWarning()

        // Dispose of any resources that can be recreated.

    }

}

UISlider，UIProgressView

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原文地址：http://www.cnblogs.com/madaha/p/4145931.html