iOS开发笔记--cell最右边显示箭头，字符，自定义分割线

- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath
{
    static NSString *CellIdentifier = @"Cell";
    UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:
                             CellIdentifier];
    
    if (0 == indexPath.section) {
        cell = [[[UITableViewCell alloc]
                initWithStyle:UITableViewCellStyleDefault
                reuseIdentifier:CellIdentifier] autorelease];
        if (0 == indexPath.row) {
                cell.textLabel.text = @"新浪微博"; //cell的text内容
                UIView *lbl = [[UIView alloc] init]; //定义一个label用于显示cell之间的分割线（未使用系统自带的分割线），也可以用view来画分割线
                lbl.frame = CGRectMake(cell.frame.origin.x + 10, cell.frame.size.height - 5, cell.frame.size.width - 20, 1);
                lbl.backgroundColor =  [UIColor lightGrayColor];
                [cell.contentView addSubview:lbl];
                [lbl release];
            }
            UILabel *label = [[UILabel alloc] init]; //定义一个在cell最右边显示的label
            label.text = @"Dark0921";
            label.font = [UIFont boldSystemFontOfSize:14];
            [label sizeToFit];
            label.backgroundColor = [UIColor clearColor];
            if ([[[UIDevice currentDevice] systemVersion] floatValue] >= 7.0) {
                label.frame =CGRectMake(SCREEN_WIDTH - label.frame.size.width - 10,\
                                        12, label.frame.size.width, label.frame.size.height);
            } else {
                label.frame =CGRectMake(SCREEN_WIDTH - label.frame.size.width - 20,\
                                        12, label.frame.size.width, label.frame.size.height);
            }
            [cell.contentView addSubview:label];
            label.backgroundColor = [UIColor clearColor];
            label.textColor = [UIColor grayColor];
            [label release];
        }
        else if (1 == indexPath.row){
            cell.accessoryType = UITableViewCellAccessoryDisclosureIndicator; //显示最右边的箭头
            cell.textLabel.text = @"添加好友";
        }   
    }
    return cell;
}