//   NBLoadSuccessView.h
// 一个打钩的弹框和一个打叉的弹框，后者继承前者，一共四个文件，拷贝创建即可
#import <UIKit/UIKit.h>@interface NBLoadSuccessView : UIView// the message showed in the view@property (nonatomic, copy) NSString *message;// combined property ‘message‘ to use- (void)showInView:(UIView *)view;// suggested that afference a controller‘s view+ (void)showMessage:(NSString *)message InView:(UIView *)view;- (void)showMessage:(NSString *)message InView:(UIView *)view;@end

////  NBLoadSuccessView.m#import "NBLoadSuccessView.h"@interface NBLoadSuccessView ()@property (nonatomic, weak) UILabel *label;@end@implementation NBLoadSuccessView- (instancetype)initWithFrame:(CGRect)frame{    if (self = [super initWithFrame:frame]) {            [self setup];    }    return self;}- (id)initWithCoder:(NSCoder *)aDecoder{    if (self = [super initWithCoder:aDecoder]) {                [self setup];    }    return self;}- (void)setup{    self.alpha = 0;    UILabel *label = [[UILabel alloc] init];        label.textAlignment = NSTextAlignmentCenter;    label.backgroundColor = [UIColor clearColor];    label.textColor = [UIColor whiteColor];    label.font = [UIFont systemFontOfSize:16];        [self addSubview:label];    self.label = label;}- (void)layoutSubviews{    [super layoutSubviews];        CGFloat padding = 10;    CGFloat labelW = self.bounds.size.width;    CGFloat labelH = 16;    CGFloat labelX = 0;    CGFloat labelY =self.bounds.size.height - labelH - padding;    self.label.frame = CGRectMake(labelX, labelY, labelW, labelH);}- (void)drawRect:(CGRect)rect{    CGContextRef ctx = UIGraphicsGetCurrentContext();        CGFloat centerX = rect.size.width * 0.5;    CGFloat centerY = rect.size.height * 0.5;    CGContextMoveToPoint(ctx, centerX - 15, centerY - 15);    CGContextAddLineToPoint(ctx, centerX, centerY);    CGContextAddLineToPoint(ctx, centerX + 25, centerY - 25);        [[UIColor whiteColor] set];    CGContextSetLineWidth(ctx, 8);    CGContextSetLineCap(ctx, kCGLineCapRound);    CGContextSetLineJoin(ctx, kCGLineJoinRound);    CGContextStrokePath(ctx);}- (void)setMessage:(NSString *)message{    _message = message;        self.label.text = message;}- (void)showMessage:(NSString *)message InView:(UIView *)view{        self.message = message;        [self showInView:view];    //    [view addSubview:self];//    self.frame = [self fixFrame];//    [self dismissView];}- (void)showInView:(UIView *)view{        [view addSubview:self];        self.frame = [self fixFrame];        [self dismissView];}+ (void)showMessage:(NSString *)message InView:(UIView *)view{    NBLoadSuccessView *loadSuccessView = [[self alloc] init];//    loadSuccessView.message = message;        [loadSuccessView showMessage:message InView:view];//    [view addSubview:loadSuccessView];//    loadSuccessView.frame = [loadSuccessView fixFrame];//    [loadSuccessView dismissView];}- (CGRect)fixFrame{    CGFloat frameW = 120;    CGFloat frameH = 100;    CGFloat frameX = self.superview.bounds.size.width * 0.5 - frameW * 0.5;    CGFloat frameY = self.superview.bounds.size.height * 0.4 - frameH * 0.5;    return  CGRectMake(frameX, frameY, frameW, frameH);}- (void)dismissView{    [UIView animateWithDuration:0.5 animations:^{        self.alpha = 0.3;    }];        dispatch_after(dispatch_time(DISPATCH_TIME_NOW, (int64_t)(1.0 * NSEC_PER_SEC)), dispatch_get_main_queue(), ^{        [UIView animateWithDuration:0.5 animations:^{            self.alpha = 0;        } completion:^(BOOL finished) {            [self removeFromSuperview];        }];    });}@end

////  NBLoadFailView.h#import "NBLoadSuccessView.h"@interface NBLoadFailView : NBLoadSuccessView@end

////  NBLoadFailView.m#import "NBLoadFailView.h"@implementation NBLoadFailView- (void)drawRect:(CGRect)rect{    CGContextRef ctx = UIGraphicsGetCurrentContext();        CGFloat centerX = rect.size.width * 0.5;    CGFloat centerY = rect.size.height * 0.4;    CGContextMoveToPoint(ctx, centerX - 15, centerY - 15);    CGContextAddLineToPoint(ctx, centerX + 15, centerY + 15);    CGContextMoveToPoint(ctx, centerX + 15, centerY - 15);    CGContextAddLineToPoint(ctx, centerX - 15, centerY + 15);        [[UIColor whiteColor] set];    CGContextSetLineWidth(ctx, 8);    CGContextSetLineCap(ctx, kCGLineCapRound);    CGContextSetLineJoin(ctx, kCGLineJoinRound);    CGContextStrokePath(ctx);}@end