/// <summary>
/// Determines if the option element is selected.
/// </summary>
/// <param name="optionElement">The <see cref="OptionElement"/> to test.</param>
/// <returns>True if the option is selected, otherwise false.</returns>
internal bool IsSelected(OptionElement optionElement)
{
if (this.MultiValued || this.Options.Any(o => o.GetAttributeValue("selected") != null))
{
return(optionElement.GetAttributeValue("selected") != null);
}
else
{
return(optionElement.Element == this.Options.First().Element);
}
}
/// <summary>
/// Selects or unselects the option in the select
/// </summary>
/// <param name="optionElement">The <see cref="OptionElement"/> to select.</param>
/// <param name="selected">The selected state of the option. True to select, false to unselect.</param>
internal void MakeSelected(OptionElement optionElement, bool selected)
{
if (!selected)
{
optionElement.Element.RemoveAttributeCI("selected");
}
else
{
optionElement.Element.SetAttributeValue(XName.Get("selected"), "selected");
if (!this.MultiValued)
{
foreach (OptionElement option in this.Options)
{
if (option.Element != optionElement.Element)
{
option.Element.RemoveAttributeCI("selected");
}
}
}
}
}
