public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
{
var type = parameter as Type;
var vs = Enum.GetValues(type);
EnumItem[] items = new EnumItem[vs.Length];
for (int i = 0; i < vs.Length; i++)
{
items[i].Value = vs.GetValue(i);
items[i].Display = (items[i].Value as Enum).GetDescription();
}
return(items);
}
public object Convert(object value, Type targetType = null, object parameter = null, CultureInfo culture = null)
{
if (value == null)
{
EnumTypeToItemSourceConverter converter = new EnumTypeToItemSourceConverter();
return(converter.Convert(value, targetType, parameter, culture));
}
var vs = (IList)value;
var items = new EnumItem[vs.Count];
for (int i = 0; i < vs.Count; i++)
{
items[i].Value = vs[i];
items[i].Display = (items[i].Value as Enum).GetDescription();
}
return(items);
}
public override object ProvideValue(IServiceProvider serviceProvider)
{
if (this.Type == null || !this.Type.IsEnum)
{
throw new ArgumentNullException("enumType", "The argument[enumType] is invalid");
}
return(Util.Cache.CacheManager.GetCache <EnumItem[]>("EnumItems_Cache_" + Type.FullName, Util.Cache.CacheTime.Time_30min, () =>
{
var vs = Enum.GetValues(Type);
EnumItem[] items = new EnumItem[vs.Length];
for (int i = 0; i < vs.Length; i++)
{
items[i].Value = vs.GetValue(i);
items[i].Display = (items[i].Value as Enum).GetDescription();
}
return items;
}));
}