// 设置 tableView整体的圆角设置
    
//    /// 设置圆角
//    v_tableview.layer.cornerRadius = 7;
//    v_tableview.layer.masksToBounds = YES;
//    /// 设置边框
//    v_tableview.layer.borderWidth = 1;
//    v_tableview.layer.borderColor = [COLOR(189, 189, 189, 1) CGColor];
    
   

//IOS7  分组后每组圆角的设置

//#pragma mark - Table view data source
//- (void)tableView:(UITableView *)tableView willDisplayCell:(UITableViewCell *)cell forRowAtIndexPath:(NSIndexPath *)indexPath{
//    
//    if ([cell respondsToSelector:@selector(tintColor)]) {
//        if (tableView == v_tableview) {
//            
//            CGFloat cornerRadius = 10.f;
//            cell.backgroundColor = UIColor.clearColor;
//            CAShapeLayer *layer = [[CAShapeLayer alloc] init];
//            CGMutablePathRef pathRef = http://www.mamicode.com/CGPathCreateMutable();
//            CGRect bounds = CGRectInset(cell.bounds, 0, 0);
//            
//            BOOL addLine = NO;
//              //绘制圆角
//            if (indexPath.row == 0 && indexPath.row == [tableView numberOfRowsInSection:indexPath.section]-1) {
//               
//                CGPathAddRoundedRect(pathRef, nil, bounds, cornerRadius, cornerRadius);
//                
//            } else if (indexPath.row == 0) {
//                
//                CGPathMoveToPoint(pathRef, nil, CGRectGetMinX(bounds), CGRectGetMaxY(bounds));
//                
//                CGPathAddArcToPoint(pathRef, nil, CGRectGetMinX(bounds), CGRectGetMinY(bounds), CGRectGetMidX(bounds), CGRectGetMinY(bounds), cornerRadius);
//                
//                CGPathAddArcToPoint(pathRef, nil, CGRectGetMaxX(bounds), CGRectGetMinY(bounds), CGRectGetMaxX(bounds), CGRectGetMidY(bounds), cornerRadius);
//                
//                CGPathAddLineToPoint(pathRef, nil, CGRectGetMaxX(bounds), CGRectGetMaxY(bounds));
//                
//                addLine = YES;
//                
//            } else if (indexPath.row == [tableView numberOfRowsInSection:indexPath.section]-1) {
//                
//                CGPathMoveToPoint(pathRef, nil, CGRectGetMinX(bounds), CGRectGetMinY(bounds));
//                
//                CGPathAddArcToPoint(pathRef, nil, CGRectGetMinX(bounds), CGRectGetMaxY(bounds), CGRectGetMidX(bounds), CGRectGetMaxY(bounds), cornerRadius);
//                
//                CGPathAddArcToPoint(pathRef, nil, CGRectGetMaxX(bounds), CGRectGetMaxY(bounds), CGRectGetMaxX(bounds), CGRectGetMidY(bounds), cornerRadius);
//                
//                CGPathAddLineToPoint(pathRef, nil, CGRectGetMaxX(bounds), CGRectGetMinY(bounds));
//                
//            } else {
//                
//                CGPathAddRect(pathRef, nil, bounds);
//                
//                addLine = YES;
//                
//            }
//            
//            layer.path = pathRef;
//            
//            CFRelease(pathRef);
//            
//            layer.fillColor = [UIColor colorWithWhite:1.f alpha:0.8f].CGColor;
//            
//            
//            
//            if (addLine == YES) {
//                
//                CALayer *lineLayer = [[CALayer alloc] init];
//                
//                CGFloat lineHeight = (1.f / [UIScreen mainScreen].scale);
//                
//                lineLayer.frame = CGRectMake(CGRectGetMinX(bounds)+10, bounds.size.height-lineHeight, bounds.size.width-10, lineHeight);
//                
//                lineLayer.backgroundColor = tableView.separatorColor.CGColor;
//                
//                [layer addSublayer:lineLayer];
//                
//            }
//            
//            UIView *testView = [[UIView alloc] initWithFrame:bounds];
//            [testView.layer insertSublayer:layer atIndex:0];
//            testView.backgroundColor = UIColor.clearColor;
//            cell.backgroundView = testView;
//            
//        }
//        
//    }
//    
//}

//tableView 选中的颜色设置

1. //无色  
2. cell.selectionStyle = UITableViewCellSelectionStyleNone;  
3.   
4. //蓝色  
5. cell.selectionStyle = UITableViewCellSelectionStyleBlue;  
6.   
7. //灰色  
8. cell.selectionStyle = UITableViewCellSelectionStyleGray;