UIKit 框架之UIProgressView

//

//  ViewController.m

//  UIProgressView

//

//  Created by City--Online on 15/5/18.

//  Copyright (c) 2015年 XQB. All rights reserved.

//



#import "ViewController.h"



@interface ViewController ()

@property(nonatomic,strong) UIProgressView *progress;

@property(nonatomic,strong) NSTimer *timer;

@end



@implementation ViewController



- (void)viewDidLoad {

    [super viewDidLoad];

    //设置的高度对进度条的高度没影响，整个高度=进度条的高度，进度条也是个圆角矩形

    //但slider滑动控件：设置的高度对slider也没影响，但整个高度=设置的高度，可以设置背景来检验

     _progress=[[UIProgressView alloc]initWithFrame:CGRectMake(20, 200, 300, 10)];

//    typedef NS_ENUM(NSInteger, UIProgressViewStyle) {

//        UIProgressViewStyleDefault,     // normal progress bar

//        UIProgressViewStyleBar,         // for use in a toolbar

//    };

    //两种几乎无区别

    _progress.progressViewStyle=UIProgressViewStyleDefault;

    //进度颜色

//    _progress.progressTintColor=[UIColor redColor];

//    //背景色

//    _progress.backgroundColor=[UIColor blueColor];

//    //进度条颜色

//    _progress.trackTintColor=[UIColor yellowColor];

    //进度的背景图片

    _progress.progressImage=[UIImage imageNamed:@"2.jpg"];

    //进度条的背景图片

    _progress.trackImage=[UIImage imageNamed:@"1.jpg"];

    [self.view addSubview:_progress];

    _timer=[NSTimer scheduledTimerWithTimeInterval:1.0 target:self selector:@selector(btnClick:) userInfo:nil repeats:YES];

    [_timer fire];

}

-(void)btnClick:(UIButton *)sender

{

    if (_progress.progress<0.95) {

        _progress.progress+=0.05;



    }

    else

    {

        [_timer invalidate];

    }

    

}



- (void)didReceiveMemoryWarning {

    [super didReceiveMemoryWarning];

    // Dispose of any resources that can be recreated.

}



@end

 设置的progressImage、trackImage属性不起作用,网上搜了好多，说是IOS7之后没有效果