IOS购物车界面实现效果示例

@interface CustomButton : UIButton
@property (nonatomic,assign)NSInteger indexPathRow;
@end

#pragma mark - selectedBtnAction
-(void)selectedBtnAction:(CustomButton *)btn
{
  btn.selected=!btn.selected;
  [self.delegate GoodsCellDelegateWithIndexPath:btn.indexPathRow];
}

-(void)configWithModel:(GoodsModel *)model{
  self.model = model;
  if (model.btnIsSelected==YES) {
    [self.selectedBtn setImage:[UIImage imageNamed:@"sendcar_selected"] forState:UIControlStateNormal];
  }else{
    [self.selectedBtn setImage:[UIImage imageNamed:@"sendcar_unselected"] forState:UIControlStateNormal];
  }
  //运单号
  self.cardLabel.text = [NSString stringWithFormat:@"运单号:%@",self.model.Ticket_No];
}

#pragma mark - delegate
-(void)GoodsCellDelegateWithIndexPath:(NSInteger)indexPathRow
{

  GoodsModel *cacheModel = self.dataArr[indexPathRow];
  if (cacheModel.btnIsSelected) {
//    NSLog(@"YES==%@",cacheModel.Ticket_No);
    cacheModel.btnIsSelected = NO;
  } else {
//    NSLog(@"NO==%@",cacheModel.Ticket_No);
    cacheModel.btnIsSelected = YES;
  }
  //插入---删除  反复切换
  [self.dataManager insertDataFromModel:cacheModel Ticket_No:cacheModel.Ticket_No];
   //每次执行插入删除操作就会刷新底部的车辆的按钮
  [self reloadBottonViewUI];
  [self.tableView reloadRowsAtIndexPaths:@[[NSIndexPath indexPathForRow:indexPathRow inSection:0]] withRowAnimation:UITableViewRowAnimationNone];
}

#pragma mark - 刷新底部的选车的数量  reloadBottonViewUI
-(void)reloadBottonViewUI
{
  if ([self.dataManager getAllGoodsArrCount]>0) {
    [self.toSelectCarBtn setTitle:[NSString stringWithFormat:@"去发车(%ld)",(long)[self.dataManager getAllGoodsArrCount]] forState:UIControlStateNormal];
  }else{
    [self.toSelectCarBtn setTitle:@"去发车" forState:UIControlStateNormal];
  }
}

#pragma mark - 去选车
-(void)toSelectCarBtnAction
{
  if ([self.dataManager getAllGoodsArrCount]>0) {
    //do something
    [self showSingleAlertViewWith:self title:@"提示" message:@"do something"];
  }else{
    [self showSingleAlertViewWith:self title:@"提示" message:@"请选择物品"];
  }
}