public KnockoutTagBuilder <TModel> DropDownList <TItem>(Expression <Func <TModel, IList <TItem> > > options, object htmlAttributes, Expression <Func <TModel, TItem, object> > optionsText)
{
var tagBuilder = new KnockoutTagBuilder <TModel>(Context, "select", InstanceNames, Aliases);
tagBuilder.ApplyAttributes(htmlAttributes);
if (options != null)
{
tagBuilder.Options(Expression.Lambda <Func <TModel, IEnumerable> >(options.Body, options.Parameters));
}
if (optionsText != null)
{
var data = CreateData();
var keys = data.Aliases.Keys.ToList();
if (!string.IsNullOrEmpty(Context.GetInstanceName()))
{
foreach (var key in keys)
{
data.Aliases[Context.GetInstanceName() + "." + key] = data.Aliases[key];
data.Aliases.Remove(key);
}
}
data.InstanceNames = new[] { Context.GetInstanceName(), "item" };
tagBuilder.OptionsText("function(item) { return " + KnockoutExpressionConverter.Convert(optionsText, data) + "; }");
}
return(tagBuilder);
}
public KnockoutTagBuilder <TModel> DropDownList <TItem>(Expression <Func <TModel, IList <TItem> > > options, object htmlAttributes = null, Expression <Func <TItem, object> > optionsText = null)
{
var tagBuilder = new KnockoutTagBuilder <TModel>(Context, "select", InstanceNames, Aliases);
tagBuilder.ApplyAttributes(htmlAttributes);
if (options != null)
{
tagBuilder.Options(Expression.Lambda <Func <TModel, IEnumerable> >(options.Body, options.Parameters));
}
if (optionsText != null)
{
var data = new KnockoutExpressionData {
InstanceNames = new[] { "item" }
};
tagBuilder.OptionsText("function(item) { return " + KnockoutExpressionConverter.Convert(optionsText, data) + "; }");
}
return(tagBuilder);
}
public KnockoutTagBuilder <TModel> DropDownList <TItem>(Expression <Func <TModel, IList <TItem> > > options, object htmlAttributes = null, string optionsTextValue = null, string optionsIdValue = null)
{
var tagBuilder = new KnockoutTagBuilder <TModel>(Context, "select", InstanceNames, Aliases);
tagBuilder.ApplyAttributes(htmlAttributes);
if (options != null)
{
tagBuilder.Options(Expression.Lambda <Func <TModel, IEnumerable> >(options.Body, options.Parameters));
}
if (!string.IsNullOrEmpty(optionsTextValue))
{
tagBuilder.OptionsText(optionsTextValue, true);
}
if (!string.IsNullOrEmpty(optionsIdValue))
{
tagBuilder.OptionsValue(optionsIdValue, true);
}
return(tagBuilder);
}