/// <param name="typeName">类名称（注意：内部类的调用方式 ContainerClassName+InternalClassName）</param>
/// <param name="selectedValue"></param>
/// <param name="isAllowedEmpty">是否允许空选项</param>
/// <returns></returns>
public static IEnumerable <SelectListItem> GenerateItemsFromStringItems(string typeName,
string selectedValue = null, bool isAllowedEmpty = false)
{
var results = new List <SelectListItem>();
var stringItems = StringItem.GetTypeItems(typeName);
if (stringItems != null && stringItems.Length > 0)
{
int index = 0;
foreach (StringItem si in stringItems)
{
var value = si.Code;
var text = si.Name;
var listItem = new SelectListItem()
{
Text = text,
Value = value
};
if (!string.IsNullOrWhiteSpace(selectedValue) && value == selectedValue)//设置选中值
{
listItem.Selected = true;
}
if (string.IsNullOrWhiteSpace(selectedValue) && !isAllowedEmpty && index == 0) //如果不允许为空，则默认选中第一项
{
listItem.Selected = true;
}
results.Add(listItem);
index++;
}
}
if (isAllowedEmpty)//是否允许空选项
{
results.Insert(0, new SelectListItem()
{
Text = string.Empty, Value = string.Empty
});
}
return(results);
}