自定义等高的cell(代码Autolayout)

////  tgCell.m#import "tgCell.h"#import "tgModel.h"//define this constant if you want to use Masonry without the 'mas_' prefix#define MAS_SHORTHAND//define this constant if you want to enable auto-boxing for default syntax#define MAS_SHORTHAND_GLOBALS#import "Masonry.h"@interface tgCell()@property (weak, nonatomic) UIImageView *iconView;@property (weak, nonatomic) UILabel *titleLabel;@property (weak, nonatomic) UILabel *priceLabel;@property (weak, nonatomic) UILabel *buyCountLabel;@end@implementation tgCell// 1.在initWithStyle:reuseIdentifier:方法中添加子控件- (instancetype)initWithStyle:(UITableViewCellStyle)style reuseIdentifier:(NSString *)reuseIdentifier{    if (self = [super initWithStyle:style reuseIdentifier:reuseIdentifier]) {        CGFloat margin = 10;                UIImageView *iconView = [[UIImageView alloc] init];        [self.contentView addSubview:iconView];        self.iconView = iconView;        [iconView makeConstraints:^(MASConstraintMaker *make) {            make.width.equalTo(100);            make.left.top.offset(margin);            make.bottom.offset(-margin);        }];                UILabel *titleLabel = [[UILabel alloc] init];        [self.contentView addSubview:titleLabel];        self.titleLabel = titleLabel;        [titleLabel makeConstraints:^(MASConstraintMaker *make) {            make.top.equalTo(iconView);            make.left.equalTo(iconView.right).offset(margin);            make.right.offset(-margin);        }];                UILabel *priceLabel = [[UILabel alloc] init];        priceLabel.textColor = [UIColor orangeColor];        [self.contentView addSubview:priceLabel];        self.priceLabel = priceLabel;        [priceLabel makeConstraints:^(MASConstraintMaker *make) {            make.left.equalTo(titleLabel);            make.bottom.equalTo(iconView);            make.width.equalTo(70);        }];                UILabel *buyCountLabel = [[UILabel alloc] init];        buyCountLabel.textAlignment = NSTextAlignmentRight;        buyCountLabel.font = [UIFont systemFontOfSize:14];        buyCountLabel.textColor = [UIColor lightGrayColor];        [self.contentView addSubview:buyCountLabel];        self.buyCountLabel = buyCountLabel;        [buyCountLabel makeConstraints:^(MASConstraintMaker *make) {            make.bottom.equalTo(priceLabel);            make.right.equalTo(titleLabel);            make.left.equalTo(priceLabel.left).offset(margin);        }];    }    return self;}// 3.重写模型的set方法- (void)setModel:(tgModel *)model{    _model = model;        //设置数据    self.iconView.image = [UIImage imageNamed:model.icon];    self.titleLabel.text = model.title;    self.priceLabel.text = [NSString stringWithFormat:@"￥%@",model.price];    self.buyCountLabel.text = [NSString stringWithFormat:@"%@人已购买",model.buyCount];}+ (instancetype)cellWithTableView:(UITableView *)tableView{    static NSString *ID = @"cell";    tgCell *cell = [tableView dequeueReusableCellWithIdentifier:ID];        if (cell == nil) {        cell = [[tgCell alloc] initWithStyle:UITableViewCellStyleDefault reuseIdentifier:ID];    }        return cell;}@end