MVC在IOS环境中到底意味着什么？

我曾经有一个大容量的8k+线路FeedViewController，每当我想改变任何涉及状态外观的东西时，我必须改变不少于12个ViewControllers，所以我决定尝试按照MVC类型的标准进行重构。我将大部分功能放在tableviewcells中，这样我就可以更改cell类而不是12个文件，现在我听到“你应该保持你的视图沉默……这真的错了吗？”

//
//  TriCornerFeedCell.m

//

//
#import "NSDate+TimeAgo.h"
#import "TriCornerFeedCell.h"
#import "AFNetworking.h"


@implementation TriCornerFeedCell

-(void)refreshGestureRecognizers{

    while (self.gestureRecognizers.count) {
        [self removeGestureRecognizer:[self.gestureRecognizers objectAtIndex:0]];
    }
    UITapGestureRecognizer *doubleTap = [[UITapGestureRecognizer alloc] initWithTarget:self action:@selector(processDoubleTap:)];
    doubleTap.numberOfTapsRequired = 2;
    [self addGestureRecognizer:doubleTap];

    UILongPressGestureRecognizer *lpgr = [[UILongPressGestureRecognizer alloc]
                                          initWithTarget:self action:@selector(handleLongPress:)];
    lpgr.minimumPressDuration = 1.3; //seconds
    lpgr.delegate = self;
    [self addGestureRecognizer:lpgr];
}




-(void)refreshCell{

     _sdmanager = [SDWebImageManager sharedManager];


//Set Name Label
    self.NameLabel.text=[NSString stringWithFormat:@"%@ %@",self.statusObject.first_name,self.statusObject.last_name];

//Set Message Label
    if(self.statusObject.message!=nil){
        self.StatusLabel.enabledTextCheckingTypes = NSTextCheckingTypeLink;
        self.StatusLabel.text = self.statusObject.message;
        self.StatusLabel.delegate = self;
        [self checkForShoutoutsAndHashtags];
        self.StatusLabel.lineBreakMode=0;
        self.StatusLabel.numberOfLines=0;
        //Cell.StatusLabel.text=[tempDictionary objectForKey:@"message"];
        [self.StatusLabel sizeToFit];

    }

//Set Date Label
    NSDate *date = [[NSDate alloc] initWithTimeIntervalSince1970:self.statusObject.created];
    self.timeLabel.text=[date timeAgo];

//Set Bump Views
    if(self.statusObject.isBumped){
         [self.bumpCornerBG setBackgroundImage:[UIImage imageNamed:@"corner_bump_yellow.png"] forState:UIControlStateNormal];

    }else{
        [self.bumpCornerBG setBackgroundImage:[UIImage imageNamed:@"corner_bump_grey.png"] forState:UIControlStateNormal];
    }

    self.bumpCount.text=[@(self.statusObject.bump_count) stringValue];
    [self.bumpClearViewBtn addTarget:self action:@selector(bump:) forControlEvents:UIControlEventTouchUpInside];
    [self.bumpCornerBG addTarget:self action:@selector(bump:) forControlEvents:UIControlEventTouchUpInside];


//Set Comment Related Views


    if(self.statusObject.comment_count>0){
        NSLog(@"COMMENT_COUNT:%d",self.statusObject.comment_count);
        [self.commentCount setHidden:NO];
        [self.miniCommentColorCircle setHidden:NO];
        self.commentCount.text=[@(self.statusObject.comment_count) stringValue];
    }else{
        [self.commentCount setHidden:YES];
        [self.miniCommentColorCircle setHidden:YES];
    }

//Set Follow Btn Views
    [self.followBtn.titleLabel setFont:[UIFont fontWithName:@"BloggerSans" size:14]];
    [self.followBtn removeFromSuperview];
    if(!self.statusObject.isFollowing){

        [self.followBtn removeFromSuperview];
        UIButton *followBtn= [[UIButton alloc] initWithFrame:CGRectMake(235, 16, 75, 25)];
        [followBtn setImage:nil forState:UIControlStateNormal];
        followBtn.layer.cornerRadius =2; // this value vary as per your desire
        [followBtn.titleLabel setFont:[UIFont fontWithName:@"BloggerSans" size:14.0f]];
        followBtn.titleEdgeInsets = UIEdgeInsetsMake(3, 0, 0, 0);
        followBtn.clipsToBounds = YES;
        [followBtn setTitleColor:[self colorWithHexString:@"ff68a8"] forState:UIControlStateNormal];
        followBtn.layer.borderWidth=1.5f;
        followBtn.layer.borderColor=[[self colorWithHexString:@"ff68a8"] CGColor];
        [followBtn setTitle:@"Follow" forState:UIControlStateNormal];
        [followBtn addTarget:self action:@selector(follow) forControlEvents:UIControlEventTouchUpInside];
        self.followBtn=followBtn;
        [self addSubview:self.followBtn];

    }


//Reset icon to default in case default==nill
    [self bringSubviewToFront:self.DefaultImgBorder];
    [self bringSubviewToFront:self.DefaultImgBtn];
    UIImage *noDefault = [UIImage imageNamed:@"female_mini_no_default_icon.png"];
    [self.DefaultImgBtn setBackgroundImage:noDefault forState:UIControlStateNormal];

//Attempt to create hexagon cropped default photo
    UIImage *hex_img = [UIImage imageNamed:@"big_hex_thumb.png"];
    UIImage *tan=[UIImage imageNamed:@"feed_grey.png"];
    UIImage *finalBG= [self maskImage:tan withMask:hex_img];
    [self.DefaultImgBorder setImage:finalBG];
    NSURL *thumb_url=[NSURL URLWithString:[NSString stringWithFormat:@"%@%@",s3thumbURL,self.statusObject.thumb_img]];
    @autoreleasepool {
        [_sdmanager downloadWithURL:thumb_url
                            options:0
                           progress:^(NSInteger receivedSize, NSInteger expectedSize){}completed:^(UIImage *image, NSError *error, SDImageCacheType cacheType, BOOL finished){
             if (image)
             {
                 UIImage *thumbimg = image;
                 UIImage *hex_img = [UIImage imageNamed:@"big_hex_thumb.png"];
                 UIImage *noDefault = [UIImage imageNamed:@"female_mini_no_default_icon.png"];
                 [self.DefaultImgBtn setBackgroundImage:noDefault forState:UIControlStateNormal];

                 UIImage *finalImg= [self maskImage:thumbimg withMask:hex_img];
                 [self.DefaultImgBtn setBackgroundImage:finalImg forState:UIControlStateNormal ];
             }
         }];
    }
    [self.DefaultImgBtn removeTarget:nil
                              action:NULL
                    forControlEvents:UIControlEventAllEvents];
    [self.DefaultImgBtn addTarget:self action:@selector(viewProfile:) forControlEvents:UIControlEventTouchUpInside];


//Misc Stuff
    [self setSelectionStyle:UITableViewCellSelectionStyleNone];

}

#pragma mark - Interaction Methods

-(void)follow{


    [self.followSpinner removeFromSuperview];
    [self.followBtn removeFromSuperview];
    self.followSpinner = [[RTSpinKitView alloc] initWithStyle:RTSpinKitViewStyleFadingCircleAlt color: [self colorWithHexString:@"b4b4b2"] spinnerSize:25];
    [self.followSpinner setFrame:CGRectMake(260,15,30,30)];
    self.spinner.tag=9;
    [self addSubview:self.followSpinner];
    [self.statusObject follow];
}
-(void)handleLongPress:(UILongPressGestureRecognizer *)gestureRecognizer
{

    if (self.indexPath != nil && gestureRecognizer.state == UIGestureRecognizerStateBegan) {


        NSString*loggedin_uid = [[NSUserDefaults standardUserDefaults] objectForKey:@"uid"];


        if([self.statusObject.IMPORT_SOURCE isEqualToString:@"INSTAGRAM"] || [self.statusObject.IMPORT_SOURCE isEqualToString:@"TWITTER"]){

            if([loggedin_uid isEqualToString:@"1"] || [loggedin_uid isEqualToString:@"2"]){

                [self.delegate showImportAdminControls:self.indexPath];
            }

        }else{

            if([loggedin_uid isEqualToString:@"1"] || [loggedin_uid isEqualToString:@"2"]){

                [self.delegate showAdminControls:self.indexPath];

            }else if ([self.statusObject.uid isEqualToString:loggedin_uid]){

                [self.delegate deletePostAlert:self.indexPath];

            }
        }

    }
}
- (void) processDoubleTap:(UITapGestureRecognizer *)sender
{


    if (sender.state == UIGestureRecognizerStateEnded)
    {
        if (self.indexPath)
        {
            self.statusObject.indexPath=self.indexPath;

            if(!self.statusObject.isBumped){


                int value = self.statusObject.bump_count+1;
                self.statusObject.isBumped=YES;
                self.statusObject.bump_count=value;
                [self.bumpCount setText:[@(value) stringValue]];
                [self.bumpCornerBG setBackgroundImage:[UIImage imageNamed:@"corner_bump_yellow.png"] forState:UIControlStateNormal];
                UIImageView *bumpBlowUpIcon=[[UIImageView alloc]initWithFrame:CGRectMake((self.frame.size.width/2)-5, (self.frame.size.height/2)-5, 10, 10)];
                [bumpBlowUpIcon setImage:[UIImage imageNamed:@"heart_yellow.png"]];
                bumpBlowUpIcon.alpha=.2;
                [self addSubview:bumpBlowUpIcon];

                [UIView animateWithDuration:.8 delay:0 usingSpringWithDamping:.3 initialSpringVelocity:.3 options:UIViewAnimationOptionCurveEaseOut animations:^{

                    [bumpBlowUpIcon setFrame:CGRectMake((self.frame.size.width/2)-(self.frame.size.height/2), 0, self.frame.size.height, self.frame.size.height)];
                    bumpBlowUpIcon.alpha=.5;

                }completion:^(BOOL finished) {

                    [bumpBlowUpIcon removeFromSuperview];
                }];


            }else{

                int value = self.statusObject.bump_count-1;
                self.statusObject.isBumped=NO;
                self.statusObject.bump_count=value;
                [self.bumpCount setText:[@(value) stringValue]];
                [self.bumpCornerBG setBackgroundImage:[UIImage imageNamed:@"corner_bump_grey.png"] forState:UIControlStateNormal];
            }



            [self.statusObject bump];





        }
    }

}




-(void)viewProfile{



}

-(void)viewHashtag{



}



#pragma mark - Misc Methods




- (UIImage*) maskImage:(UIImage *) image withMask:(UIImage *) mask
{
    CGImageRef imageReference = image.CGImage;
    CGImageRef maskReference = mask.CGImage;

    CGImageRef imageMask = CGImageMaskCreate(CGImageGetWidth(maskReference),
                                             CGImageGetHeight(maskReference),
                                             CGImageGetBitsPerComponent(maskReference),
                                             CGImageGetBitsPerPixel(maskReference),
                                             CGImageGetBytesPerRow(maskReference),
                                             CGImageGetDataProvider(maskReference),
                                             NULL, // Decode is null
                                             YES // Should interpolate
                                             );

    CGImageRef maskedReference = CGImageCreateWithMask(imageReference, imageMask);
    CGImageRelease(imageMask);

    UIImage *maskedImage = [UIImage imageWithCGImage:maskedReference];
    CGImageRelease(maskedReference);

    return maskedImage;
}

-(UIColor*)colorWithHexString:(NSString*)hex
{
    NSString *cString = [[hex stringByTrimmingCharactersInSet:[NSCharacterSet whitespaceAndNewlineCharacterSet]] uppercaseString];

    // String should be 6 or 8 characters
    if ([cString length] < 6) return [UIColor grayColor];

    // strip 0X if it appears
    if ([cString hasPrefix:@"0X"]) cString = [cString substringFromIndex:2];

    if ([cString length] != 6) return  [UIColor grayColor];

    // Separate into r, g, b substrings
    NSRange range;
    range.location = 0;
    range.length = 2;
    NSString *rString = [cString substringWithRange:range];

    range.location = 2;
    NSString *gString = [cString substringWithRange:range];

    range.location = 4;
    NSString *bString = [cString substringWithRange:range];

    // Scan values
    unsigned int r, g, b;
    [[NSScanner scannerWithString:rString] scanHexInt:&r];
    [[NSScanner scannerWithString:gString] scanHexInt:&g];
    [[NSScanner scannerWithString:bString] scanHexInt:&b];

    return [UIColor colorWithRed:((float) r / 255.0f)
                           green:((float) g / 255.0f)
                            blue:((float) b / 255.0f)
                           alpha:1.0f];
}

@end

//
//TriCornerFeedCell.m
//
//
#导入“NSDate+TimeAgo.h”
#导入“TriCornerFeedCell.h”
#导入“AFNetworking.h”
@三角形细胞的实现
-（无效）刷新标识识别器{
while（self.gestureignizers.count）{
[self-RemovegeSetureRecognitor:[self.GestureRecognitors对象索引：0]；
}
UITapGestureRecognizer*doubleTap=[[UITapGestureRecognizer alloc]initWithTarget:self action:@selector（processDoubleTap:）]；
doubleTap.numberOfTapsRequired=2；
[自选地址识别器：双击]；
UILongPressGestureRecognizer*lpgr=[[UILongPressGestureRecognizer alloc]
initWithTarget:self action:@selector（handleLongPress:）]；
lpgr.minimumPressDuration=1.3；//秒
lpgr.delegate=self；
[自选地址识别器：lpgr]；
}
-（空）刷新单元格{
_sdmanager=[SDWebImageManager共享管理器]；
//设置名称标签
self.namelab.text=[NSString stringWithFormat:@“%@%@”，self.statusObject.first_name，self.statusObject.last_name]；
//设置消息标签
if（self.statusObject.message！=nil）{
self.StatusLabel.enabledTextCheckingTypes=NSTextCheckingTypeLink；
self.StatusLabel.text=self.statusObject.message；
self.StatusLabel.delegate=self；
[自动检查首字母和标签]；
self.StatusLabel.lineBreakMode=0；
self.StatusLabel.numberOfLines=0；
//Cell.StatusLabel.text=[tempDictionary objectForKey:@“message”]；
[self.StatusLabel sizeToFit]；
}
//设置日期标签
NSDate*date=[[NSDate alloc]initWithTimeIntervalSince1970:self.statusObject.created]；
self.timeLabel.text=[date-timeAgo]；
//设置凹凸视图
if（self.statusObject.isBumped）{
[self.bumpCornerBG setBackgroundImage:[UIImage ImageName:@“corner\u bump\u yellow.png”]用于状态：UIControlStateNormal]；
}否则{
[self.bumpCornerBG setBackgroundImage:[UIImage ImageName:@“corner\u bump\u grey.png”]用于状态：UIControlStateNormal]；
}
self.bumpCount.text=[@（self.statusObject.bump_count）stringValue]；
[self.bumpClearViewBtn addTarget:self action:@selector（bump:）for controlEvents:UIControlEventTouchUpInside]；
[self.bumpCornerBG addTarget:self action:@selector（bump:）for controlEvents:UIControlEventTouchUpInside]；
//设置与注释相关的视图
if（self.statusObject.comment\u count>0）{
NSLog（@“注释计数：%d”，self.statusObject.COMMENT计数）；
[self.commentCount setHidden:否]；
[self.miniCommentColorCircle setHidden:否]；
self.commentCount.text=[@（self.statusObject.comment_count）stringValue]；
}否则{
[self.commentCount setHidden:是]；
[self.miniCommentColorCircle setHidden:是]；
}
//设置跟随Btn视图
[self.followBtn.titleLabel setFont:[UIFont fontWithName:@“BloggerSans”大小：14]；
[self.followBtn从SuperView中移除]；
如果（！self.statusObject.isFollowing）{
[self.followBtn从SuperView中移除]；
UIButton*followBtn=[[UIButton alloc]initWithFrame:CGRectMake（235,16,75,25）]；
[followBtn setImage:nil for状态：uicontrol状态正常]；
followBtn.layer.cornerRadius=2；//此值根据您的需要而变化
[followBtn.titleLabel setFont:[UIFont fontWithName:@“BloggerSans”大小：14.0f]；
followBtn.titleEdgeInsets=UIEdgeInsetsMake（3,0,0）；
followBtn.clipsToBounds=是；
[followBtn setTitleColor:[self colorWithHexString:@“ff68a8”]用于状态：UIControlStateNormal]；
下一层边界宽度=1.5f；
followBtn.layer.borderColor=[[self colorWithHexString:@“ff68a8”]CGColor]；
[followBtn设置标题：@“Follow”用于状态：UIControlStateNormal]；
[followBtn addTarget:self action:@selector（follow）for controlEvents:UIControlEventTouchUpInside]；
self.followBtn=followBtn；
[self addSubview:self.followBtn]；
}
//如果默认值==nill，则将图标重置为默认值
[self-bringsubview-tofront:self.DefaultImgBorder]；
[self-bringsubview-tofront:self.DefaultImgBtn]；
UIImage*noDefault=[UIImage ImageName:@“女性”mini\u no\u default\u icon.png]；
[self.DefaultImgBtn setBackgroundImage:noDefault for state:UIControlStateNormal]；
//尝试创建六边形裁剪的默认照片
UIImage*hex_img=[UIImage ImageName:@“big_hex_thumb.png”]；
UIImage*tan=[UIImage ImageName:@“feed_grey.png”]；
UIImage*finalBG=[自我遮罩：带遮罩的棕褐色：十六进制图像]；
[self.DefaultImgBorder setImage:finalBG]；
NSURL*thumb_url=[NSURL URLWithString:[NSString stringWithFormat:@“%@%@”，s3thumbURL，self.statusObject.thumb_img]；
@自动释放池{
[\u sdmanager下载带url:thumb\u url
选项：0
进度：^（NSInteger receivedSize，NSInteger expectedSize）{}已完成：^（UIImage*图像，NSError*错误，SDImageCacheType cacheType，布尔已完成）{
如果（图像）
{
UIImage*拇指img=图像；
UIImage*hex_img=[UIImage ImageName:@“big_hex_thumb.png”]；
UIImage*noDefault=[UIImage ImageName:@“女性”mini\u no\u default\u icon.png]；
[self.DefaultImgBtn setBackgroundImage:noDefault for state:UIControlStateNormal]；
UIImage*finalImg=[自掩码：带掩码的拇指img:hex_img]；
[self.DefaultImgBtn setBackgroundImage:finalImg for state:UIControlStateNormal]；
}
}];
}
[self.DefaultImgBtn removeTarget:nil
操作：空