/// <summary>
/// 为 <see cref="HtmlHelper"/> 对象扩展 combotree 元素。
/// </summary>
/// <typeparam name="TModel">数据模型类型。</typeparam>
/// <typeparam name="TProperty">绑定的属性的类型。</typeparam>
/// <param name="htmlHelper"></param>
/// <param name="expression">指定绑定属性的表达式。</param>
/// <param name="settings">参数选项。</param>
/// <returns></returns>
public static ExtendHtmlString ComboTree <TModel, TProperty>(this HtmlHelper <TModel> htmlHelper, Expression <Func <TModel, TProperty> > expression, ComboTreeSettings settings = null)
{
settings = settings ?? new ComboTreeSettings();
var metadata = ModelMetadata.FromLambdaExpression(expression, htmlHelper.ViewData);
var propertyName = metadata.PropertyName;
settings.Bind(typeof(TModel), propertyName);
var builder = new EasyUITagBuilder("select", "easyui-combotree", settings);
builder.MergeAttribute("name", propertyName);
builder.MergeAttribute("data-options", SettingsSerializer.Serialize(settings));
builder.AddCssClass("form-input");
builder.GenerateId("cbo" + propertyName);
return(new ExtendHtmlString(builder));
}
/// <summary>
/// 为 <see cref="HtmlHelper"/> 对象扩展 combotree 元素。
/// </summary>
/// <param name="htmlHelper"></param>
/// <param name="exp">属性名或使用 cbo 作为前缀的 ID 名称。</param>
/// <param name="settings">参数选项。</param>
/// <returns></returns>
public static ExtendHtmlString ComboTree(this HtmlHelper htmlHelper, string exp, ComboTreeSettings settings = null)
{
settings = settings ?? new ComboTreeSettings();
var builder = new EasyUITagBuilder("select", "easyui-combotree", settings);
builder.MergeAttribute("name", exp);
builder.MergeAttribute("data-options", SettingsSerializer.Serialize(settings));
builder.AddCssClass("form-input");
builder.GenerateId("cbo" + exp);
return(new ExtendHtmlString(builder));
}