/// <summary>
/// Enum转换为List<SelectListItem>
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="appendItemType"></param>
/// <returns></returns>
public static List <SelectListItem> EnumToSelectListItems(Type enumType, AppendItemType appendItemType)
{
Dictionary <string, string> descValue = EnumHelper.GetEnumDescValue(enumType);
List <SelectListItem> listItem = descValue.ToSelectListItems();
return(listItem.AppendItemByType(appendItemType));
}
private string GetDDLValueJson(Guid?id, AppendItemType appendItemType)
{
List <MenuVM> menuList = new List <MenuVM>();
if (id != null && id.HasValue)
{
menuList = _moduleBizProcess.GetChildMenus(id.Value);
}
List <SelectListItem> itemList = menuList.ListToSelectListItems(x => { return(x.MenuName); },
x => { return(x.SysNo.ToString()); }, appendItemType);
return(itemList.ToDWZDDLJson());
}
/// <summary>
/// IList<T>转为为List<SelectListItem>
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="source"></param>
/// <param name="textFun"></param>
/// <param name="valueFun"></param>
/// <param name="appendItemType"></param>
/// <returns></returns>
public static List <SelectListItem> ListToSelectListItems <T>(this IList <T> source, Func <T, string> textFun, Func <T, string> valueFun, AppendItemType appendItemType) where T : class
{
List <SelectListItem> listItem = new List <SelectListItem>();
foreach (T t in source)
{
listItem.Add(new SelectListItem()
{
Text = textFun(t),
Value = valueFun(t)
});
}
return(listItem.AppendItemByType(appendItemType));
}
/// <summary>
/// Enum转换为List<SelectListItem>
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="appendItemType"></param>
/// <returns></returns>
public static List <SelectListItem> EnumToSelectListItems <T>(AppendItemType appendItemType)
{
return(EnumToSelectListItems(typeof(T), appendItemType));
}
private static List <SelectListItem> AppendItemByType(this List <SelectListItem> source, AppendItemType appendItemType)
{
switch (appendItemType)
{
case AppendItemType.All:
case AppendItemType.Select:
source.Insert(0, new SelectListItem()
{
Selected = true, Value = "", Text = appendItemType.GetDescription()
});
break;
}
return(source);
}
