你可以直接下载源码：demo下载地址
Simulator Screen Shot 2016年8月17日 上午11.25.02.png
核心代码如下：
//
// WWCustomAlertView.swift
// WWCustomAlertView
//
// Created by wuwei on 16/8/10.
// Copyright © 2016年 wuwei. All rights reserved.
//
import UIKit
//扩展
extension UIView {
func bottom() -> CGFloat {
return self.frame.origin.y + self.frame.size.height
}
func right() -> CGFloat {
return self.frame.origin.x + self.frame.size.width;
}
}
//代理
protocol WWCustomAlertViewDelegate {
//required
func customIOS7dialogButtonTouchUpInside(alertView:AnyObject,clickedButtonAtIndex buttonIndex:Int);
}
//弹出窗
private var customAlertView:WWCustomAlertView?
class WWCustomAlertView: UIView {
private final let kCustomIOSAlertViewDefaultButtonHeight:CGFloat = 40
private final let kCustomIOSAlertViewDefaultButtonSpacerHeight:CGFloat = 1
private final let kCustomIOSAlertViewCornerRadius:CGFloat = 7
private final let kCustomIOS7MotionEffectExtent:CGFloat = 10.0
//
var parentView:UIView? // The parent view this 'dialog' is attached to
var dialogView:UIView? // Dialog's container view
var containerView:UIView? // Container within the dialog (place your ui elements here)
var alertDelegate:WWCustomAlertViewDelegate?
var buttonTitles:Array<String>?
var buttonImages:Array<String>?
var useMotionEffects = false
private var buttonHeight:CGFloat = 0
private var buttonSpacerHeight:CGFloat = 0
//初始化
func initSharedWithFrame(frame: CGRect) -> WWCustomAlertView {
if customAlertView == nil {
customAlertView = WWCustomAlertView.init(frame: frame)
customAlertView!.hidden = false
customAlertView!.backgroundColor = UIColor.clearColor();
useMotionEffects = false
}
UIDevice.currentDevice().beginGeneratingDeviceOrientationNotifications();
NSNotificationCenter.defaultCenter().addObserver(self, selector: #selector(deviceOrientationDidChange(_:)), name: UIDeviceOrientationDidChangeNotification, object: nil)
NSNotificationCenter.defaultCenter().addObserver(self, selector: #selector(keyboardWillShow(_:)), name: UIKeyboardWillShowNotification, object: nil)
NSNotificationCenter.defaultCenter().addObserver(self, selector: #selector(keyboardWillHide(_:)), name: UIKeyboardWillHideNotification, object: nil)
return customAlertView!
}
// 创建dialog view, 并且用动画打开
func show() {
dialogView = self.createContainerView()
dialogView!.layer.shouldRasterize = true
dialogView!.layer.rasterizationScale = UIScreen.mainScreen().scale
self.layer.shouldRasterize = true
self.layer.rasterizationScale = UIScreen.mainScreen().scale
if Int(UIDevice.currentDevice().systemVersion) > 7 {
if useMotionEffects {
self.applyMotionEffects()
}
}
self.backgroundColor = UIColor(red:0, green:0 ,blue:0 ,alpha:0)
self.addSubview(dialogView!)
// Can be attached to a view or to the top most window
// Attached to a view:
if (parentView != nil) {
parentView?.addSubview(self)
} else {
// On iOS7, calculate with orientation
if (floor(NSFoundationVersionNumber) <= NSFoundationVersionNumber_iOS_7_1) {
let interfaceOrientation = UIApplication.sharedApplication().statusBarOrientation
switch (interfaceOrientation) {
case .LandscapeLeft:
self.transform = CGAffineTransformMakeRotation(CGFloat(M_PI) * 270.0 / 180.0);
break;
case .LandscapeRight:
self.transform = CGAffineTransformMakeRotation(CGFloat(M_PI) * 90.0 / 180.0);
break;
case .PortraitUpsideDown:
self.transform = CGAffineTransformMakeRotation(CGFloat(M_PI) * 180.0 / 180.0);
break;
default:
break;
}
self.frame = CGRectMake(0, 0, self.frame.size.width, self.frame.size.height)
// On iOS8, just place the dialog in the middle
} else {
let screenSize = self.countScreenSize()
let dialogSize = self.countDialogSize()
let keyboardSize = CGSizeMake(0, 0);
dialogView!.frame = CGRectMake((screenSize.width - dialogSize.width) / 2, (screenSize.height - keyboardSize.height - dialogSize.height) / 2, dialogSize.width, dialogSize.height);
}
let windows = UIApplication.sharedApplication().windows
windows.first!.addSubview(self)
}
dialogView!.layer.opacity = 0.5
dialogView!.layer.transform = CATransform3DMakeScale(1.3, 1.3, 1.0);
UIView.animateWithDuration(0.2, delay: 0, options: .CurveEaseOut, animations: {
self.backgroundColor = UIColor(red:0, green:0, blue:0, alpha:0.4)
self.dialogView?.layer.opacity = 1.0
self.dialogView?.layer.transform = CATransform3DMakeScale(1, 1, 1)
}, completion: nil)
}
// Creates the container view here: create the dialog, then add the custom content and buttons
func createContainerView() -> UIView {
if containerView == nil{
containerView = UIView.init(frame: CGRectMake(0, 0, 300, 150))
}
let screenSize:CGSize = self.countScreenSize()
let dialogSize = self.countDialogSize()
self.frame = CGRectMake(0, 0, screenSize.width, screenSize.height)
// This is the dialog's container; we attach the custom content and the buttons to this one
let dialogContainer = UIView.init(frame: CGRectMake((screenSize.width - dialogSize.width) / 2, (screenSize.height - dialogSize.height) / 2, dialogSize.width, dialogSize.height))
// First, we style the dialog to match the iOS7 UIAlertView
let gradient = CAGradientLayer()
gradient.frame = dialogContainer.bounds
gradient.colors = [UIColor.whiteColor().CGColor,UIColor.whiteColor().CGColor,UIColor.whiteColor().CGColor]
gradient.cornerRadius = kCustomIOSAlertViewCornerRadius
dialogContainer.layer.insertSublayer(gradient, atIndex: 0)
dialogContainer.layer.cornerRadius = kCustomIOSAlertViewCornerRadius
dialogContainer.layer.borderColor = UIColor(red: 198/255.0, green: 198/255.0, blue: 198/255.0, alpha: 1).CGColor
dialogContainer.layer.borderWidth = 1
dialogContainer.layer.shadowRadius = kCustomIOSAlertViewCornerRadius + 5
dialogContainer.layer.shadowOpacity = 0.1
dialogContainer.layer.shadowOffset = CGSizeMake(0 - (kCustomIOSAlertViewCornerRadius+5)/2, 0 - (kCustomIOSAlertViewCornerRadius+5)/2)
dialogContainer.layer.shadowColor = UIColor.blackColor().CGColor
dialogContainer.layer.shadowPath = UIBezierPath.init(roundedRect: dialogContainer.bounds, cornerRadius: dialogContainer.layer.cornerRadius).CGPath
//按钮上的分割线
let lineView = UIView.init(frame: CGRectMake(0, dialogContainer.bounds.size.height - buttonHeight - buttonSpacerHeight, dialogContainer.bounds.size.width, buttonSpacerHeight))
lineView.backgroundColor = UIColor.groupTableViewBackgroundColor()
dialogContainer.addSubview(lineView)
// 添加内容显示的view
dialogContainer.addSubview(containerView!)
self.addButtonsToView(dialogContainer)
return dialogContainer;
}
// 给container添加按钮
func addButtonsToView(container:UIView) {
if buttonTitles == nil && buttonImages == nil { return }
var i:CGFloat = 0
if (buttonImages == nil && buttonTitles?.count > 0) { // 按键只有文字没有图片
let buttonWidth = container.bounds.size.width / CGFloat(buttonTitles!.count)
for title in buttonTitles! {
let closeButton = UIButton(type: .Custom)
closeButton.frame = CGRectMake(i * buttonWidth, container.bounds.size.height - buttonHeight, buttonWidth, buttonHeight)
closeButton.addTarget(self, action: #selector(customIOS7dialogButtonTouchUpInside(_:)), forControlEvents: .TouchUpInside)
closeButton.tag = Int(i)
closeButton.setTitle(title, forState: .Normal)
closeButton.setTitleColor(UIColor(red: 0.0, green: 0.5, blue: 1.0, alpha: 1), forState: .Normal)
closeButton.setTitleColor(UIColor(red: 0.2, green: 0.2, blue: 0.2, alpha: 0.5), forState: .Highlighted)
closeButton.titleLabel?.font = UIFont.boldSystemFontOfSize(14)
closeButton.layer.cornerRadius = kCustomIOSAlertViewCornerRadius
i = i + 1
container.addSubview(closeButton)
}
}
else if buttonImages!.count > 0 && buttonTitles == nil { // 按键只有图片没有文字
let buttonWidth = container.bounds.size.width / CGFloat(buttonImages!.count)
for imgName in buttonImages! {
let closeButton = UIButton(type: .Custom)
closeButton.frame = CGRectMake(i * buttonWidth, container.bounds.size.height - buttonHeight, buttonWidth, buttonHeight)
closeButton.addTarget(self, action: #selector(customIOS7dialogButtonTouchUpInside(_:)), forControlEvents: .TouchUpInside)
closeButton.tag = Int(i)
if Int(i) != (buttonImages!.count - 1) {
let lineView = UIView(frame: CGRectMake(closeButton.frame.size.width, 0, 1, buttonHeight))
lineView.backgroundColor = UIColor.groupTableViewBackgroundColor()
closeButton.addSubview(lineView)
}
let image = UIImageView(image: UIImage(named: imgName))
let width = CGRectGetWidth(image.frame)
let height = CGRectGetHeight(image.frame)
image.frame = CGRectMake((buttonWidth - width)/2, (buttonHeight - height)/2, width, height)
closeButton.addSubview(image)
closeButton.layer.cornerRadius = kCustomIOSAlertViewCornerRadius
i = i + 1
container.addSubview(closeButton)
}
} else { // 文字+图片
let buttonWidth = container.bounds.size.width / CGFloat(buttonTitles!.count)
for title in buttonTitles! {
let closeButton = UIButton(type: .Custom)
closeButton.frame = CGRectMake(i * buttonWidth, container.bounds.size.height - buttonHeight, buttonWidth, buttonHeight)
closeButton.addTarget(self, action: #selector(customIOS7dialogButtonTouchUpInside(_:)), forControlEvents: .TouchUpInside)
closeButton.tag = Int(i)
closeButton.setTitle(title, forState: .Normal)
closeButton.setImage(UIImage(named:buttonImages![Int(i)] ), forState: .Normal)
closeButton.setTitleColor(UIColor.init(red: 0.0, green: 0.5, blue: 1.0, alpha: 1), forState: .Normal)
closeButton.setTitleColor(UIColor.init(red: 0.2, green: 0.2, blue: 0.2, alpha: 0.5), forState: .Highlighted)
closeButton.titleLabel?.font = UIFont.boldSystemFontOfSize(14)
closeButton.layer.cornerRadius = kCustomIOSAlertViewCornerRadius
i = i + 1
container.addSubview(closeButton)
}
}
}
//按钮点击
func customIOS7dialogButtonTouchUpInside(sender:AnyObject) {
if alertDelegate != nil {
alertDelegate?.customIOS7dialogButtonTouchUpInside(self, clickedButtonAtIndex: sender.tag)
self.close()
}
}
// 关闭提示窗
func close() {
let currentTransform = dialogView!.layer.transform;
if floor(NSFoundationVersionNumber) <= NSFoundationVersionNumber_iOS_7_1 {
let startRotation = dialogView?.valueForKeyPath("layer.transform.rotation.z")?.floatValue
let rotation = CATransform3DMakeRotation(CGFloat(-startRotation!) + CGFloat(M_PI) * 270.0 / 180.0, 0.0, 0.0, 0.0)
dialogView!.layer.transform = CATransform3DConcat(rotation, CATransform3DMakeScale(1, 1, 1))
}
dialogView!.layer.opacity = 1.0
UIView.animateWithDuration(0.2, delay: 0, options: .TransitionNone, animations: {
self.backgroundColor = UIColor(red:0.0, green:0.0, blue:0.0, alpha:0.0)
self.dialogView!.layer.transform = CATransform3DConcat(currentTransform, CATransform3DMakeScale(0.6, 0.6, 1.0))
self.dialogView!.layer.opacity = 0.0
}) { (finished) in
for view in self.subviews {
view.removeFromSuperview()
}
self.removeFromSuperview()
}
}
// Helper function: count and return the dialog's size
func countDialogSize() -> CGSize {
let dialogWidth = containerView!.frame.size.width
let dialogHeight = containerView!.frame.size.height + buttonHeight + buttonSpacerHeight
return CGSizeMake(dialogWidth, dialogHeight)
}
// Helper function: count and return the screen's size
func countScreenSize() -> CGSize {
if buttonTitles != nil && buttonTitles?.count > 0 {
buttonHeight = kCustomIOSAlertViewDefaultButtonHeight
buttonSpacerHeight = kCustomIOSAlertViewDefaultButtonSpacerHeight
} else if buttonImages != nil && buttonImages!.count > 0 {
buttonHeight = kCustomIOSAlertViewDefaultButtonHeight
buttonSpacerHeight = kCustomIOSAlertViewDefaultButtonSpacerHeight
} else {
buttonHeight = 0
buttonSpacerHeight = 0
}
var screenWidth = UIScreen.mainScreen().bounds.size.width
var screenHeight = UIScreen.mainScreen().bounds.size.height
// On iOS7, screen width and height doesn't automatically follow orientation
if floor(NSFoundationVersionNumber) <= NSFoundationVersionNumber_iOS_7_1 {
let interfaceOrientation = UIApplication.sharedApplication().statusBarOrientation
if UIInterfaceOrientationIsLandscape(interfaceOrientation) {
let tmp = screenWidth;
screenWidth = screenHeight;
screenHeight = tmp;
}
}
return CGSizeMake(screenWidth, screenHeight);
}
// Add motion effects
func applyMotionEffects() {
if floor(NSFoundationVersionNumber) <= NSFoundationVersionNumber_iOS_6_1 {
return
}
let horizontalEffect = UIInterpolatingMotionEffect(keyPath: "center.x", type: .TiltAlongHorizontalAxis)
horizontalEffect.minimumRelativeValue = kCustomIOS7MotionEffectExtent
horizontalEffect.maximumRelativeValue = kCustomIOS7MotionEffectExtent
let verticalEffect = UIInterpolatingMotionEffect(keyPath: "center.y", type: .TiltAlongVerticalAxis)
verticalEffect.minimumRelativeValue = -kCustomIOS7MotionEffectExtent
verticalEffect.maximumRelativeValue = kCustomIOS7MotionEffectExtent
let motionEffectGroup = UIMotionEffectGroup()
motionEffectGroup.motionEffects = [horizontalEffect, verticalEffect]
dialogView?.addMotionEffect(motionEffectGroup)
}
// Rotation changed, on iOS7
func changeOrientationForIOS7() {
let interfaceOrientation = UIApplication.sharedApplication().statusBarOrientation
let startRotation = self.valueForKeyPath("layer.transform.rotation.z")!.floatValue
var rotation:CGAffineTransform
switch interfaceOrientation {
case .LandscapeLeft:
rotation = CGAffineTransformMakeRotation(CGFloat(-startRotation) + CGFloat(M_PI) * 270.0 / 180.0)
case .LandscapeRight:
rotation = CGAffineTransformMakeRotation(CGFloat(-startRotation) + CGFloat(M_PI) * 90.0 / 180.0);
case .PortraitUpsideDown:
rotation = CGAffineTransformMakeRotation(CGFloat(-startRotation) + CGFloat(M_PI) * 180.0 / 180.0);
default:
rotation = CGAffineTransformMakeRotation(CGFloat(-startRotation) + 0.0);
}
UIView.animateWithDuration(0.2, delay: 0, options: .TransitionNone, animations: {
self.dialogView!.transform = rotation
}, completion: nil)
}
// Rotation changed, on iOS8
func changeOrientationForIOS8(notification:NSNotification) {
let screenWidth = UIScreen.mainScreen().bounds.size.width
let screenHeight = UIScreen.mainScreen().bounds.size.height
UIView.animateWithDuration(0.2, delay: 0, options: .TransitionNone, animations: {
let dialogSize = self.countDialogSize()
let keyboardSize = notification.userInfo![UIKeyboardFrameBeginUserInfoKey]!.CGRectValue.size;
self.frame = CGRectMake(0, 0, screenWidth, screenHeight)
self.dialogView!.frame = CGRectMake((screenWidth - dialogSize.width) / 2, (screenHeight - keyboardSize.height - dialogSize.height) / 2, dialogSize.width, dialogSize.height);
}, completion: nil)
}
//MARK:-NSNotification
func deviceOrientationDidChange(notification:NSNotification){
// If dialog is attached to the parent view, it probably wants to handle the orientation change itself
if (parentView != nil) {
return;
}
if floor(NSFoundationVersionNumber) <= NSFoundationVersionNumber_iOS_7_1 {
self.changeOrientationForIOS7()
} else {
self.changeOrientationForIOS8(notification)
}
}
// Handle keyboard show/hide changes
func keyboardWillShow(notification:NSNotification){
let screenSize = self.countScreenSize()
let dialogSize = self.countDialogSize()
var keyboardSize = notification.userInfo![UIKeyboardFrameBeginUserInfoKey]?.CGRectValue().size
let interfaceOrientation = UIApplication.sharedApplication().statusBarOrientation
if UIInterfaceOrientationIsLandscape(interfaceOrientation) && NSFoundationVersionNumber <= NSFoundationVersionNumber_iOS_7_1 {
let tmp = keyboardSize!.height;
keyboardSize!.height = keyboardSize!.width
keyboardSize!.width = tmp
}
UIView.animateWithDuration(0.2, delay: 0, options: .TransitionNone, animations: {
self.dialogView!.frame = CGRectMake((screenSize.width - dialogSize.width) / 2, (screenSize.height - keyboardSize!.height - dialogSize.height) / 2, dialogSize.width, dialogSize.height)
}, completion: nil)
}
func keyboardWillHide(notification:NSNotification){
let screenSize = self.countScreenSize()
let dialogSize = self.countDialogSize()
UIView.animateWithDuration(0.2, delay: 0, options: .TransitionNone, animations: {
self.dialogView!.frame = CGRectMake((screenSize.width - dialogSize.width) / 2, (screenSize.height - dialogSize.height) / 2, dialogSize.width, dialogSize.height)
}, completion: nil)
}
deinit{
UIDevice.currentDevice().endGeneratingDeviceOrientationNotifications()
NSNotificationCenter.defaultCenter().removeObserver(self)
}
}
必须在主线程调用：
//
// ViewController.swift
// WWCustomAlertView
//
// Created by wuwei on 16/8/10.
// Copyright © 2016年 wuwei. All rights reserved.
//
import UIKit
class ViewController: UIViewController,WWCustomAlertViewDelegate {
override func viewDidLoad() {
super.viewDidLoad()
let launchDialog = UIButton.init(type: .Custom)
launchDialog.frame = CGRectMake(20, 70, 150, 50)
launchDialog.addTarget(self, action: #selector(self.launchDialog), forControlEvents: .TouchUpInside)
launchDialog.setTitle("Launch Dialog",forState:.Normal)
launchDialog.backgroundColor = UIColor.darkGrayColor()
self.view.addSubview(launchDialog)
}
//主线程
func launchDialog() {
//创建提示窗
let alertView = WWCustomAlertView()
// Add some custom content to the alert view
alertView.containerView = self.createDemoView()
// Modify the parameters
alertView.buttonImages = ["icon_refuse","icon_answer"]
// alertView.buttonTitles = ["拒绝","接听"]
alertView.alertDelegate = self
alertView.useMotionEffects = true
alertView.show()
}
//点击按钮的代理
func customIOS7dialogButtonTouchUpInside(alertView: AnyObject, clickedButtonAtIndex buttonIndex: Int) {
debugPrint("Delegate: Button at position: \(buttonIndex) is clicked on alertView \(alertView.tag)")
alertView.close()
}
func createDemoView() -> UIView {
let infoView = UIView.init(frame:CGRectMake(0, 0, 290, 100))
let imageView = UIImageView.init(frame: CGRectMake(20, 20, 60, 60))
imageView.image = UIImage.init(named: "add_staff_contact")
imageView.layer.masksToBounds = true
imageView.layer.cornerRadius = 8.0
infoView.addSubview(imageView)
let subLabel = UILabel.init(frame: CGRectMake(imageView.right() + 16, 25 , 100, 20))
subLabel.numberOfLines = 1
subLabel.text = "张三正在呼叫你"
subLabel.textAlignment = .Left
subLabel.textColor = UIColor.grayColor()
subLabel.font = UIFont.systemFontOfSize(14)
infoView.addSubview(subLabel)
let txtLabel = UILabel.init(frame: CGRectMake(imageView.right() + 16, subLabel.bottom() + 5, 180, 20))
txtLabel.numberOfLines = 1
txtLabel.text = "是否接听通话"
txtLabel.textAlignment = .Left
txtLabel.textColor = UIColor.grayColor()
txtLabel.font = UIFont.systemFontOfSize(14)
infoView.addSubview(txtLabel)
return infoView
}
}
demo下载地址：下载地址
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