func tableView(tableView: UITableView, willDisplayCell cell: UITableViewCell, forRowAtIndexPath indexPath: NSIndexPath)
{
if (tableView == self.orderDetailsTableView)
{
//Top Left Right Corners
let maskPathTop = UIBezierPath(roundedRect: cell.bounds, byRoundingCorners: [.TopLeft, .TopRight], cornerRadii: CGSize(width: 5.0, height: 5.0))
let shapeLayerTop = CAShapeLayer()
shapeLayerTop.frame = cell.bounds
shapeLayerTop.path = maskPathTop.CGPath
//Bottom Left Right Corners
let maskPathBottom = UIBezierPath(roundedRect: cell.bounds, byRoundingCorners: [.BottomLeft, .BottomRight], cornerRadii: CGSize(width: 5.0, height: 5.0))
let shapeLayerBottom = CAShapeLayer()
shapeLayerBottom.frame = cell.bounds
shapeLayerBottom.path = maskPathBottom.CGPath
//All Corners
let maskPathAll = UIBezierPath(roundedRect: cell.bounds, byRoundingCorners: [.TopLeft, .TopRight, .BottomRight, .BottomLeft], cornerRadii: CGSize(width: 5.0, height: 5.0))
let shapeLayerAll = CAShapeLayer()
shapeLayerAll.frame = cell.bounds
shapeLayerAll.path = maskPathAll.CGPath
if (indexPath.row == 0 && indexPath.row == tableView.numberOfRowsInSection(indexPath.section)-1)
{
cell.layer.mask = shapeLayerAll
}
else if (indexPath.row == 0)
{
cell.layer.mask = shapeLayerTop
}
else if (indexPath.row == tableView.numberOfRowsInSection(indexPath.section)-1)
{
cell.layer.mask = shapeLayerBottom
}
}
}
实际上我们正在做的是，如果部分只有一行，那么我们在所有侧面都这样做，如果部分有多行，那么我们在第一行的顶部和最后一行的底部...属性BottomLeft、BottomRight、topLeft、TopRight应该是矩形角类型（当您输入时来自 xcode 的建议...还有另一个具有相同名称的属性内容角..所以请检查）
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