BYHelper

swift类库的扩展和继承，方便开发调用

持续更新

BYDelay

一个延迟执行的方法类

delay(2, { () -> () in      println("2秒后执行")  })    let task = delay(1,{ () -> () in)      println("已经取消了，永远进不来")  }  cancel(task)

BYUIAlertViewBlock

提供UIAlertView的闭包扩展

var alert : UIAlertView = UIAlertView(title: "", message: text,delegate:nil, cancelButtonTitle:"取消",otherButtonTitles: "确定")  alert.show({ (index) -> Void in      if index == 0{          println("按了取消")      }else{          println("按了确定")      }  })

BYUIImagePickerControllerBlock

提供获取相册图片的闭包扩展

var imagePickerController = UIImagePickerController()   imagePickerController.showInViewController(someVC, finish: { (image) -> Void in      someImageView.image = image      return  })

BYUIViewExt

对UIView的扩展，提供了以下属性,方法

• vleft
• vright
• vtop
• vbottom
• vcenterX
• vcenterY
• vwidth
• vheight
• vsize
• removeAllSubviews()

BYUIImageExt

对UIImage的扩展，使图片模糊化

• applyLightEffect()->UIImage?
• applyExtraLightEffect()->UIImage?
• applyDarkEffect()->UIImage?
• applyTintEffectWithColor(UIColor)->UIImage?

项目主页：http://www.open-open.com/lib/view/home/1419575125000