public static void SetDataToEnumsPrimitive <T>(this ComboBox combo, StringFromEnumArgs <T> getStringFromEnum) where T : struct, IConvertible
{
//Make sure the IConvertibleType is actually an enum.
if (!typeof(T).IsEnum)
{
throw new Exception("T must be an Enum type");
}
List <T> list = Enum.GetValues(typeof(T)).Cast <T>().ToList();
SetDataToEnumsPrimitive <T>(combo, list, 0, list.Count - 1, getStringFromEnum);
}
public static void SetDataToEnums <T>(this ComboBox combo, bool includeAllAtTop, bool showValueIndDisplay = true, int min = -1, int max = -1, StringFromEnumArgs <T> getStringFromEnum = null) where T : struct, IConvertible
{
//Make sure the IConvertibleType is actually an enum.
if (!typeof(T).IsEnum)
{
throw new Exception("T must be an Enum type");
}
SetDataToEnums <T>(combo, Enum.GetValues(typeof(T)).Cast <T>().ToList(), includeAllAtTop, showValueIndDisplay, min, max, getStringFromEnum);
}
public static void SetDataToEnumsPrimitive <T>(this ComboBox combo, List <T> enumValues, int min = -1, int max = -1, StringFromEnumArgs <T> getStringFromEnum = null, BoolFromEnumArgs <T> includeEnumValue = null) where T : struct, IConvertible
{
List <ComboItem <T> > listItems = new List <ComboItem <T> >();
enumValues.ForEach(x => {
int val = Convert.ToInt32(x);
if (min >= 0 && val < min)
{
return;
}
if (max >= 0 && val > max)
{
return;
}
if (includeEnumValue != null)
{
if (!includeEnumValue(x))
{
return;
}
}
string display = x.ToString();
if (getStringFromEnum != null)
{
display = getStringFromEnum(x);
}
listItems.Add(new ComboItem <T>()
{
Value = x, Display = display
});
});
//Try to retrain previous selection.
int selIdx = -1;
//if(combo.SelectedItem!=null && (combo.SelectedItem is ComboItemIntValue)) {
// selIdx=listItems.FindIndex(x => x.Value==((ComboItemIntValue)combo.SelectedItem).Value);
//}
BindingList <ComboItem <T> > binder = new BindingList <ComboItem <T> >(listItems);
combo.DataSource = binder;
combo.ValueMember = "Value";
combo.DisplayMember = "Display";
//combo.DataSource=listItems;
if (selIdx >= 0)
{
combo.SelectedIndex = selIdx;
}
}
public static void SetDataToEnums <T>(this ComboBox combo, List <T> enumValues, bool includeAllAtTop, bool showValueIndDisplay = true, int min = -1, int max = -1, StringFromEnumArgs <T> getStringFromEnum = null) where T : struct, IConvertible
{
List <ComboItemIntValue> listItems = new List <ComboItemIntValue>();
if (includeAllAtTop)
{
listItems.Add(new ComboItemIntValue()
{
Value = -1, Display = "All"
});
}
enumValues.ForEach(x => {
int val = Convert.ToInt32(x);
if (min >= 0 && val < min)
{
return;
}
if (max >= 0 && val > max)
{
return;
}
string display = (showValueIndDisplay?(Convert.ToInt32(x).ToString() + " - "):"") + x.ToString();
if (getStringFromEnum != null)
{
display = getStringFromEnum(x);
}
listItems.Add(new ComboItemIntValue()
{
Value = Convert.ToInt32(x), Display = display
});
});
//Try to retrain previous selection.
int selIdx = -1;
if (combo.SelectedItem != null && (combo.SelectedItem is ComboItemIntValue))
{
selIdx = listItems.FindIndex(x => x.Value == ((ComboItemIntValue)combo.SelectedItem).Value);
}
combo.ValueMember = "Value";
combo.DisplayMember = "Display";
combo.DataSource = listItems;
if (selIdx >= 0)
{
combo.SelectedIndex = selIdx;
}
}
public static void SetDataToEnumsPrimitive <T>(this ComboBox combo, int min = -1, int max = -1, StringFromEnumArgs <T> getStringFromEnum = null, BoolFromEnumArgs <T> includeEnumValue = null) where T : struct, IConvertible
{
//Make sure the IConvertibleType is actually an enum.
if (!typeof(T).IsEnum)
{
throw new Exception("T must be an Enum type");
}
SetDataToEnumsPrimitive <T>(combo, Enum.GetValues(typeof(T)).Cast <T>().ToList(), min, max, getStringFromEnum, includeEnumValue);
}
