iOS Development--ui Article Swift &uislider

UISlider

1  2     Overridefunc viewdidload () {3 super.viewdidload ()4         5Titlelabel.text =titlestring6         7         8         //Do any additional setup after loading the view.9         Ten          One          A          -         //Create -var slider:uislider = UISlider (Frame:cgrectmake ( -, -, $, -)) the          -         //Add to view - Self.view.addSubview (Slider) -          +         //Set minimum Value -Slider.minimumvalue =Ten +          A         //set the maximum value atSlider.maximumvalue = the -          -         //Set Default values -Slider.value = - -          -         //set the left-hand picture inSlider.setminimumtrackimage (UIImage (named:"Minimumtrackimage"), ForState:UIControlState.Normal) -          to         //set up a picture for another side +Slider.setmaximumtrackimage (UIImage (named:"Maximumtrackimage"), ForState:UIControlState.Normal) -          the          *          $         //read the value of the slider control:Panax Notoginsengvar value =Slider.value - println (value) the          +          A         //add notification to get value change theSlider.addtarget (Self, Action:"Slidervaluechange:", forControlEvents:UIControlEvents.ValueChanged) +          -         //continuous default is true, when set to false, only stop dragging will trigger Slidervaluechange: Method $Slider.continuous =false $          -          -          the         //-----Custom Sliders -         Wuyi         //define left and right pictures thevar stetchlefttrack:uiimage! = UIImage (named:"Lefttrack.png") -var stetchrighttrack:uiimage! = UIImage (named:"Righttrack.png") Wu         -         //defining the slider picture Aboutvar thumbimage:uiimage! = UIImage (named:"Thumbimage.png") $          -         //Create a UISlider object -var newslider:uislider = UISlider (Frame:cgrectmake ( -, -,257,8)) -Newslider.backgroundcolor =Uicolor.clearcolor () ANewslider.minimumvalue =0.5 +Newslider.maximumvalue =1.5 theNewslider.value =1.0 -          $         //set left and right picture the newslider.setminimumtrackimage (Stetchlefttrack, ForState:UIControlState.Normal) the newslider.setmaximumtrackimage (Stetchrighttrack, ForState:UIControlState.Normal) the          the         //set the picture to drag the dots, and note that the uicontrolstate.highlighted state is added, otherwise the slider becomes the native control when you drag the slider - newslider.setthumbimage (Thumbimage, ForState:UIControlState.Normal) in newslider.setthumbimage (Thumbimage, forState:UIControlState.Highlighted) the          the         //add notification to get value change AboutNewslider.addtarget (Self, Action:"Newslidervaluechange:", forControlEvents:UIControlEvents.ValueChanged) the          the          the         //Slide the event after dragging +Newslider.addtarget (Self, Action:"Newslidertouchupinside:", ForControlEvents:UIControlEvents.TouchUpInside) -          the Self.view.addSubview (Newslider)Bayi     } the  the     Overridefunc didreceivememorywarning () { - super.didreceivememorywarning () -         //Dispose of any resources the can be recreated. the     } the      the  the     /* - //MARK:-Navigation the  the //In a storyboard-based application, you'll often want to do a little preparation before navigation the override func Prepareforsegue (segue:uistoryboardsegue!, sender:anyobject!) {94 //Get The new view controller using Segue.destinationviewcontroller. the //Pass The selected object to the new view controller. the     } the     */98      About      -     //how the slider value changes the trigger101Func Slidervaluechange (sender:anyobject?)102     {103 //var newslider:uislider = sender as UISlider104          the         //May 2015 after 2 revision106var Newslider:uislider = Sender as!UISlider107var value =Newslider.value108 println (value)109     } the     111      the     //Custom Sliders Use113      the     //Drag Events theFunc Newslidervaluechange (sender:anyobject?) the     {117 //var newslider:uislider = sender as UISlider118         119         //May 2015 after 2 revision -var Newslider:uislider = Sender as!UISlider121 println (Newslider.value)122     }123     124     //Slide the event after dragging theFunc newslidertouchupinside (sender:anyobject?)126     {127 //var newslider:uislider = sender as UISlider -         129         //May 2015 after 2 revision thevar Newslider:uislider = Sender as!UISlider131 println (Newslider.value) the     }133     

iOS Development--ui Article Swift &uislider