ios UITableView 自定义右滑删除的实现代码

//设置代理
- (void)awakeFromNib {
  [super awakeFromNib];
  self.myScrollView.delegate = self;
}
-(void)scrollViewWillBeginDragging:(UIScrollView *)scrollView{
  [self didBeginMove];
}

-(void)scrollViewDidEndDragging:(UIScrollView *)scrollView willDecelerate:(BOOL)decelerate{
  [scrollView setContentOffset:scrollView.contentOffset animated:YES];
  [self scrollViewDidEnd:scrollView];
}


-(void)scrollViewDidScroll:(UIScrollView *)scrollView{
  CGPoint offset = scrollView.contentOffset;
  //左边不弹性
  if (offset.x < 0 ) {
    offset.x = 0;
    [scrollView setContentOffset:offset animated:NO];
  }
}

-(void)scrollViewWillBeginDecelerating:(UIScrollView *)scrollView{
  NSLog(@"beginbegin");
  [scrollView setContentOffset:scrollView.contentOffset animated:NO];
  [self scrollViewDidEnd:scrollView];
}

-(void)scrollViewDidEnd:(UIScrollView *)scrollView{
  [scrollView setContentOffset:scrollView.contentOffset animated:YES];
  CGPoint point = scrollView.contentOffset;
  if (point.x > DELETEWIDTH / 2) {
    self.deleteLeftLayout.constant = -3;
    [UIView animateWithDuration:0.3 animations:^{
      [self layoutIfNeeded];
    }];
    
    [scrollView setContentOffset:CGPointMake(DELETEWIDTH -3 , 0) animated:YES];
    self.detailView.layer.cornerRadius = 0;
  }else{
    self.deleteLeftLayout.constant = 0;
    [self layoutIfNeeded];
    [scrollView setContentOffset:CGPointMake(0, 0) animated:YES];
    self.detailView.layer.cornerRadius = 5;
  }
}

-(void)didBeginMove{
  if (self.tableview) {
    MyTableViewCell *currentCell = objc_getAssociatedObject(self.tableview, @"currentCell");
    
    if (currentCell != self && currentCell != nil) {
      [currentCell hideButtonsWithAnimation];
    }
    objc_setAssociatedObject(self.tableview, @"currentCell", self, OBJC_ASSOCIATION_ASSIGN);
  }
}

-(void)hideButtonsWithAnimation{
  [self.myScrollView setContentOffset:CGPointMake(0, 0) animated:YES];
  self.detailView.layer.cornerRadius = 5;
  self.deleteLeftLayout.constant = 0;
  [self layoutIfNeeded];
}

-(void)didBeginMove{
  if (self.tableview) {
    MyTableViewCell *currentCell = objc_getAssociatedObject(self.tableview, @"currentCell");
    
    if (currentCell != self && currentCell != nil) {
      [currentCell hideButtonsWithAnimation];
    }
    objc_setAssociatedObject(self.tableview, @"currentCell", self, OBJC_ASSOCIATION_ASSIGN);
  }
}

-(void)scrollViewWillBeginDragging:(UIScrollView *)scrollView{
  MyTableViewCell *currentCell = objc_getAssociatedObject(self.tableView, @"currentCell");
  if (currentCell != nil) {
    [currentCell hideButtonsWithAnimation];
  }
}