iphone - UITableViewCell の動的な高さと内部のコンテンツ

Question

特に解決できない問題があり、コードを数時間調べましたが、問題を解決できないようです。

テーブルビューにメッセージを追加すると、メッセージが UITableViewCell 内のラッパーをオーバーフローし、ラッパーがセルによってカットオフされることがあります。

ラッパーが常に txt (lblMessage) を保持するのに十分な大きさであり、セルがラッパーを保持するのに十分な大きさであることを確認するにはどうすればよいですか。

前もって感謝します ！

-(CGFloat)tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath
{
    CGFloat height = [self heightForMessage:indexPath];

    if(height < 50)
    {
        NSLog(@"Normal : %d , row : %d", 100,indexPath.row);
        return 100;
    }    
    else
    {
        NSLog(@"Custom : %f , row : %d", 70 + height,indexPath.row);
        return 70 + height;
    }
}

-(CGFloat)heightForMessage:(NSIndexPath *)indexPath
{
    MessageObject * model = [self.chats objectAtIndex:indexPath.row];

    CGSize size = [model.message sizeWithFont:[UIFont fontWithName:@"HelveticaNeue-Light" size:12] constrainedToSize:CGSizeMake(290, 100000) lineBreakMode:NSLineBreakByWordWrapping];

    return size.height;
}

-(UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath
{
    static NSString * NewsCellIdentifer = @"NewsCellIdentifier";
    UITableViewCell * cell = [tableView dequeueReusableCellWithIdentifier:NewsCellIdentifer];

    UILabel * lblContact;
    UILabel * lblMessage;
    UILabel * lblDate;
    UIView * wrapper;

    if (cell == nil)
    {

        /* Top menu for login */

        wrapper = [[UIView alloc] initWithFrame:CGRectMake(10, 5, 300, 90)];
        [wrapper setBackgroundColor:[self.delegate.color colorWithAlphaComponent:0.6f]];
        [wrapper.layer setCornerRadius:6.0f];
        [wrapper.layer setShadowOffset:CGSizeMake(0, 2)];
        [wrapper.layer setShadowRadius:2.0f];
        [wrapper.layer setShadowOpacity:0.5f];
        [wrapper viewWithTag:19];
        cell = [[UITableViewCell alloc] initWithStyle:UITableViewCellStyleValue1 reuseIdentifier:NewsCellIdentifer];

        /* Contact Name */

        lblContact = [[UILabel alloc] initWithFrame:CGRectMake(10, 0, 150, 30)];
        [lblContact setFont:[UIFont fontWithName:@"HelveticaNeue-Medium" size:13]];
        [lblContact setTag:13];
        [lblContact setTextColor:[self.delegate colorFromHexString:@"#fffbff"]];
        [lblContact setBackgroundColor:[UIColor clearColor]];

        /* Received Message */

        lblMessage = [[UILabel alloc] initWithFrame:CGRectMake(10, 20, 280, 50)];
        [lblMessage setNumberOfLines:0];
        [lblMessage setLineBreakMode:NSLineBreakByWordWrapping];
        [lblMessage setBackgroundColor:[UIColor clearColor]];
        [lblMessage setFont:[UIFont fontWithName:@"HelveticaNeue-Light" size:12]];
        [lblMessage setTextColor:[self.delegate colorFromHexString:@"#fffbff"]];
        [lblMessage setTag:14];


        /* Date received */

        lblDate = [[UILabel alloc] initWithFrame:CGRectMake(10, 65, 65, 30)];
        [lblDate setText:@"4 hours ago"];
        [lblDate setFont:[UIFont fontWithName:@"HelveticaNeue-Light" size:11]];
        [lblDate setTextColor:[self.delegate colorFromHexString:@"#fffbff"]];
        [lblDate setTag:15];

        /* Subview Logic */

        [wrapper addSubview:lblContact];
        [wrapper addSubview:lblMessage];
        [wrapper addSubview:lblDate];

        [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
        [cell.contentView addSubview:wrapper];
    }
    else
    {
        lblContact = (UILabel *)[cell.contentView viewWithTag:13];
        lblMessage = (UILabel *)[cell.contentView viewWithTag:14];
        wrapper = [cell.contentView viewWithTag:19];
    }

    MessageObject * model = [self.chats objectAtIndex:indexPath.row];

    CGFloat height = [self heightForMessage:indexPath];

    [lblMessage setFrame:CGRectMake(10, 25, 280, height)];
    [lblMessage setText:model.message];

    [lblContact setText:model.clientModel.firstName];

    if(height < 50)
    {
        NSLog(@"wrapper size : %d for row %d ", 90, indexPath.row);
        [wrapper setFrame:CGRectMake(10, 5, 300, 90)];
    }
    else
    {
        NSLog(@"wrapper size : %f for row %d ", height + 60, indexPath.row);

        [wrapper setFrame:CGRectMake(10, 5, 300, height + 60)];
        [lblDate setFrame:CGRectMake(10, height + 20, 65, 30)];
    }

    [cell.contentView setBackgroundColor:[UIColor greenColor]];
    [cell setBackgroundColor:[UIColor clearColor]];

    return cell;
 }