public IHtmlNode HiddenInputTag()
{
IHtmlNode input = new HtmlElement("input", TagRenderMode.SelfClosing)
.Attributes(new
{
type = "text",
style = "display:none"
});
string value = string.Empty;
if (Component.Items.Any())
{
value = Component.GetValue<string>(Component.Value);
if (string.IsNullOrEmpty(value) && Component.SelectedIndex != -1)
{
DropDownItem selectedItem = Component.Items[Component.SelectedIndex];
value = selectedItem.Value.HasValue() ? selectedItem.Value : selectedItem.Text;
}
}
else if (Component.Name.HasValue() && Component.ViewContext.ViewData.ModelState.ContainsKey(Component.Name))
{
value = Component.GetValue<string>(null);
}
if (Component.Name.HasValue()) {
string name = Component.GetName(string.Empty);
input.Attributes(Component.GetUnobtrusiveValidationAttributes())
.Attributes(new
{
id = Component.Id,
name = name
});
}
input.ToggleAttribute("value", value, value.HasValue())
.Attributes(Component.HiddenInputHtmlAttributes);
return input;
}
