如何根据当前用户的角色隐藏WebGrid列?
答
你可以写一个辅助方法,它会根据用户角色动态生成列:
public static class GridExtensions
{
public static WebGridColumn[] RoleBasedColumns(
this HtmlHelper htmlHelper,
WebGrid grid
)
{
var user = htmlHelper.ViewContext.HttpContext.User;
var columns = new List<WebGridColumn>();
// The Prop1 column would be visible to all users
columns.Add(grid.Column("Prop1"));
if (user.IsInRole("foo"))
{
// The Prop2 column would be visible only to users
// in the foo role
columns.Add(grid.Column("Prop2"));
}
return columns.ToArray();
}
}
,然后在您的视图:
@{
var grid = new WebGrid(Model);
}
@grid.GetHtml(columns: grid.Columns(Html.RoleBasedColumns(grid)))
谢谢!我会用这个想法 – 2011-03-02 12:25:12