码农门都知道，再好的项目如果用户体验跟不上的话也就死了一半了，特别是网络这块，经常需要我们弹出各种提示框，这就需要用到alertView了，但是ios8以后alertView就被alertController替代了 而项目中用我们又经常需要用到它，今天笔者就为大家带来一个可以显著提升用户体验度，直接继承至UIWindow的高度自定义AlertView(永不过时)，希望大家喜欢！废话不多说，直接上代码
.h文件如下
//
// Prompt.h
// CustomAlertView
//
// Created by jacke－xu on 16/6/4.
// Copyright ? 2016年 jacke－xu. All rights reserved.
//
#import
//点击样式
typedef NS_ENUM(NSInteger, MyWindowClick){
MyWindowClickForOK = 0,//点击确定按钮
MyWindowClickForCancel//点击取消按钮
};
//提示框显示样式
typedef NS_ENUM(NSInteger, PromptStyle)
{
PromptStyleDefalut = 0,//默认样式 ——成功
PromptStyleSuccess,//成功
PromptStyleFail,//失败
PromptStyleWaring//警告
};
typedef void (^callBack)(MyWindowClick buttonIndex);
@interface Prompt : UIWindow
@property (nonatomic, copy) callBack clickBlock ;//按钮点击事件的回调
+ (instancetype)shared;
/
创建Prompt并展示
@param style 绘制的图片样式
@param title 警示标题
@param detail 警示内容
@param canle 取消按钮标题
@param ok 确定按钮标题
@param callBack 按钮点击时间回调
@return 返回Prompt
/
+ (instancetype)showPromptWithStyle:(PromptStyle)style title:(NSString )title detail:(NSString )detail canleButtonTitle:(NSString )canle okButtonTitle:(NSString )ok callBlock:(callBack)callBack;
//默认样式创建Prompt
+ (instancetype)showPromptWithTitle:(NSString )title detail:(NSString )detail canleButtonTitle:(NSString )canle okButtonTitle:(NSString )ok callBlock:(callBack)callBack;
@end
再来.m
//
// Prompt.m
// CustomAlertView
//
// Created by jacke－xu on 16/6/4.
// Copyright ? 2016年 jacke－xu. All rights reserved.
//
#import "Prompt.h"
//按钮颜色
#define OKBUTTON_BGCOLOR 【UIColor colorWithRed:158/255.0 green:214/255.0 blue:243/255.0 alpha:1】
#define CANCELBUTTON_BGCOLOR 【UIColor colorWithRed:255/255.0 green:20/255.0 blue:20/255.0 alpha:1】
//按钮起始tag
#define TAG 100
#define SCREEN_Width 【UIScreen mainScreen】.bounds.size.width
#define SCREEN_Height 【UIScreen mainScreen】.bounds.size.Height＜span style="color: rgba(0, 0, 0, 1)">
NSUInteger const Button_Size_Width = 80;
NSUInteger const Button_Size_Height = 30;
NSInteger const Title_Font = 18;
NSInteger const Detial_Font = 16;
//Logo半径（画布）
NSInteger const Logo_Size = 40;
NSInteger const Button_Font = 16;
@interface Prompt () {
UIView _logoView;//画布
UILabel _titleLabel;//标题
UILabel _detailLabel;//详情
UIButton _OkButton;//确定按钮
UIButton _canleButton;//取消按钮
CAShapeLayer _pathLayer;//尝试保护内存
}
@end
@implementation Prompt
+ (instancetype)showPromptWithStyle:(PromptStyle)style title:(NSString )title detail:(NSString )detail canleButtonTitle:(NSString )canle okButtonTitle:(NSString )ok callBlock:(callBack)callBack {
switch (style) {
case PromptStyleDefalut:
【【self shared】 drawRight】;
break;
case PromptStyleSuccess:
【【self shared】 drawRight】;
break;
case PromptStyleFail:
【【self shared】 drawWrong】;
break;
case PromptStyleWaring:
【【self shared】 drawWaring】;
break;
default:
break;
//代码效果参考：http://www.lyjsj.net.cn/wx/art_23603.html
}【【self shared】 addButtonTitleWithCancle:canle OK:ok】;
【【self shared】 addTitle:title detail:detail】;
【【self shared】 setClickBlock:nil】;//释放掉之前的Block
【【self shared】 setClickBlock:callBack】;
【【self shared】 setHidden:NO】;//设置为不隐藏
return 【self shared】;
}
+ (instancetype)showPromptWithTitle:(NSString )title detail:(NSString )detail canleButtonTitle:(NSString )canle okButtonTitle:(NSString )ok callBlock:(callBack)callBack {
return 【self showPromptWithStyle:PromptStyleSuccess title:title detail:detail canleButtonTitle:canle okButtonTitle:ok callBlock:callBack】;
}
//单例
+ (instancetype)shared
{
static dispatch_once_t once = 0;
static Prompt prompt;
dispatch_once(&once, ^{
prompt = 【【Prompt alloc】 //代码效果参考：http://www.lyjsj.net.cn/wz/art_23601.html
init】;});
return prompt;
}
- (instancetype)init
{
self = 【super init】;
if (self) {
self.frame = (CGRect) { {0.f,0.f}, 【【UIScreen mainScreen】 bounds】.size};
self.alpha = 1;
【self setBackgroundColor:【UIColor clearColor】】;
self.hidden = NO;//不隐藏
self.windowLevel = 100;
【self setInterFace】;
}
return self;
}
/
界面初始化
/
- (void)setInterFace
{
【self logoInit】;
【self controlsInit】;
}
/
初始化控件
/
- (void)controlsInit
{
CGFloat x = _logoView.frame.origin.x;
CGFloat y = _logoView.frame.origin.y;
CGFloat height = //代码效果参考：http://www.lyjsj.net.cn/wx/art_23599.html
_logoView.frame.size.height;CGFloat width = _logoView.frame.size.width;
_titleLabel = 【【UILabel alloc】 initWithFrame:CGRectMake(x ,y + height / 2, width, Title_Font + 5)】;
【_titleLabel setFont:【UIFont systemFontOfSize:Title_Font】】;
【_titleLabel setTextAlignment:NSTextAlignmentCenter】;
_detailLabel = 【【UILabel alloc】 initWithFrame:CGRectMake(x ,y + height / 2 + (Title_Font + 10), width, Detial_Font + 5)】;
_detailLabel.textColor = 【UIColor grayColor】;
【_detailLabel setFont:【UIFont systemFontOfSize:Detial_Font】】;
【_detailLabel setTextAlignment:NSTextAlignmentCenter】;
CGFloat centerY = _detailLabel.center.y + 40;
_OkButton = 【UIButton buttonWithType:UIButtonTypeCustom】;
_OkButton.layer.cornerRadius = 5;
_OkButton.titleLabel.font = 【UIFont systemFontOfSize:Button_Font】;
_OkButton.center = CGPointMake(_detailLabel.center.x + 50, centerY);
_OkButton.bounds = CGRectMake(0, 0, Button_Size_Width, Button_Size_Height);
_OkButton.backgroundColor = OKBUTTON_BGCOLOR;
_canleButton = 【UIButton buttonWithType:UIButtonTypeCustom】;
_canleButton.center = CGPointMake(_detailLabel.center.x - 50, centerY);
_canleButton.bounds = CGRectMake(0, 0, Button_Size_Width, Button_Size_Height);
_canleButton.backgroundColor = CANCELBUTTON_BGCOLOR;
_canleButton.layer.cornerRadius = 5;
_canleButton.titleLabel.font = 【UIFont systemFontOfSize:Button_Font】;
【self addSubview:_titleLabel】;
【self addSubview:_detailLabel】;
【self addSubview:_OkButton】;
【self addSubview:_canleButton】;
_canleButton.hidden = YES;
_OkButton.hidden = YES;
_OkButton.tag = TAG;
_canleButton.tag = TAG + 1;
【_OkButton addTarget:self action:@selector(buttonClick:) forControlEvents:UIControlEventTouchUpInside】;
【_canleButton addTarget:self action:@selector(buttonClick:) forControlEvents:UIControlEventTouchUpInside】;
}
/
初始化logo视图——画布
/
// 需完善画布的清除，不适用移除，新建的办法
- (void)logoInit
{
//移除画布
【_logoView removeFromSuperview】;
_logoView = nil;
//新建画布
_logoView = 【UIView new】;
_logoView.center = CGPointMake(self.center.x, self.center.y - 40);
_logoView.bounds = CGRectMake(0, 0, 320 / 1.5, 320 / 1.5);
_logoView.backgroundColor = 【UIColor whiteColor】;
_logoView.layer.cornerRadius = 10;
_logoView.layer.shadowColor = 【UIColor blackColor】.CGColor;
_logoView.layer.shadowOffset = CGSizeMake(0, 5);
_logoView.layer.shadowOpacity = 0.3f;
_logoView.layer.shadowRadius = 10.0f;
//保证画布位于所有视图层级的最下方
if (_titleLabel != nil) {
【self insertSubview:_logoView belowSubview:_titleLabel】;
}
else
【self addSubview:_logoView】;
}
/
添加按钮
@param cancle 按钮标题
@param ok 按钮标题
/
- (void) addButtonTitleWithCancle:(NSString )cancle OK:(NSString *)ok
{
BOOL flag = NO;
if (cancle == nil && ok != nil ) {
flag = YES;
}
CGFloat centerY = _detailLabel.center.y + 40;
if (flag) {
_OkButton.center = CGPointMake(_detailLabel.center.x, centerY);
_OkButton.bounds = CGRectMake(0, 0, Button_Size_Width, Button_Size_Height);
_canleButton.hidden = YES;
}
else
{
_canleButton.hidden = NO;
【_canleButton setTitle:cancle forState:UIControlStateNormal】;
_OkButton.center = CGPointMake(_detailLabel.center.x + 50, centerY);
_OkButton.bounds = CGRectMake(0, 0, Button_Size_Width, Button_Size_Height);
}
_OkButton.hidden = NO;
【_OkButton setTitle:ok forState:UIControlStateNormal】;
}
/
添加标题信息和详细信息
@param title 标题内容
@param detail 详细内容
/
- (void)addTitle:(NSString )title detail:(NSString )detail
{
_titleLabel.text = title;
_detailLabel.text = detail;
}
/**
画圆和勾
/
-(void) drawRight
{
【self logoInit】;
//自绘制图标中心点
CGPoint pathCenter = CGPointMake(_logoView.frame.size.width/2, _logoView.frame.size.height/2 - 50);
UIBezierPath path = 【UIBezierPath bezierPathWithArcCenter:pathCenter radius:Logo_Size startAngle:0 endAngle:M_PI2 clockwise:YES】;
path.lineCapStyle = kCGLineCapRound;
path.lineJoinStyle = kCGLineCapRound;
CGFloat x = _logoView.frame.size.width/2.5 + 5;
CGFloat y = _logoView.frame.size.height/2 - 45;
//勾的起点
【path moveToPoint:CGPointMake(x, y)】;
//勾的最底端
CGPoint p1 = CGPointMake(x+10, y+ 10);
【path addLineToPoint:p1】;
//勾的最上端
CGPoint p2 = CGPointMake(x+35,y-20);
【path addLineToPoint:p2】;
//新建图层——绘制上面的圆圈和勾
CAShapeLayer layer = 【【CAShapeLayer alloc】 init】;
layer.fillColor = 【UIColor clearColor】.CGColor;
layer.strokeColor = 【UIColor greenColor】.CGColor;
layer.lineWidth = 5;
layer.path = path.CGPath;
CABasicAnimation animation = 【CABasicAnimation animationWithKeyPath:NSStringFromSelector(@selector(strokeEnd))】;
animation.fromValue = @0;
animation.toValue = @1;
animation.duration = 0.5;
【layer addAnimation:animation forKey:NSStringFromSelector(@selector(strokeEnd))】;
【_logoView.layer addSublayer:layer】;
}
/**
画三角形以及感叹号
/
-(void) drawWaring
{
// 【_logoView removeFromSuperview】;
【self logoInit】;
//自绘制图标中心店
UIBezierPath path = 【UIBezierPath bezierPath】;
path.lineCapStyle = kCGLineCapRound;
path.lineJoinStyle = kCGLineCapRound;
//绘制三角形
CGFloat x = _logoView.frame.size.width/2;
CGFloat y = 15;
//三角形起点（上方）
【path moveToPoint:CGPointMake(x, y)】;
//左边
CGPoint p1 = CGPointMake(x - 45, y + 80);
【path addLineToPoint:p1】;
//右边
CGPoint p2 = CGPointMake(x + 45,y + 80);
【path addLineToPoint:p2】;
//关闭路径
【path closePath】;
//绘制感叹号
//绘制直线
【path moveToPoint:CGPointMake(x, y + 20)】;
CGPoint p4 = CGPointMake(x, y + 60);
【path addLineToPoint:p4】;
//绘制实心圆
【path moveToPoint:CGPointMake(x, y + 70)】;
【path addArcWithCenter:CGPointMake(x, y + 70) radius:2 startAngle:0 endAngle:M_PI2 clockwise:YES】;
//新建图层——绘制上述路径
CAShapeLayer layer = 【【CAShapeLayer alloc】 init】;
layer.fillColor = 【UIColor clearColor】.CGColor;
layer.strokeColor = 【UIColor orangeColor】.CGColor;
layer.lineWidth = 5;
layer.path = path.CGPath;
CABasicAnimation animation = 【CABasicAnimation animationWithKeyPath:NSStringFromSelector(@selector(strokeEnd))】;
animation.fromValue = @0;
animation.toValue = @1;
animation.duration = 0.5;
【layer addAnimation:animation forKey:NSStringFromSelector(@selector(strokeEnd))】;
【_logoView.layer addSublayer:layer】;
}
/**
画圆角矩形和叉
/
- (void)drawWrong
{
【self logoInit】;
CGFloat x = _logoView.frame.size.width / 2 - Logo_Size;
CGFloat y = 15;
//圆角矩形
UIBezierPath path = 【UIBezierPath bezierPathWithRoundedRect:CGRectMake(x, y, Logo_Size 2, Logo_Size 2) cornerRadius:5】;
path.lineCapStyle = kCGLineCapRound;
path.lineJoinStyle = kCGLineCapRound;
C
