/// <summary>
/// 为 <see cref="HtmlHelper"/> 对象扩展 combobox 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 HtmlHelper ComboBox(this HtmlHelper htmlHelper, string exp, ComboBoxSettings settings = null)
{
var options = SettingsSerializer.Serialize(settings);
htmlHelper.ResetBuilderWithCheck("SELECT", "cbo", exp);
htmlHelper.Builder.TagClosed = true;
htmlHelper.AddStyle("width", "160px")
.EasyUI("easyui-combobox", options);
return(htmlHelper);
}
/// <summary>
/// 为 <see cref="HtmlHelper"/> 对象扩展 validatebox 元素。使用一个枚举类型输出 Key-Value 数组，Value 是使用 <see cref="EnumDescriptionAttribute"/> 标注的。
/// </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="enumType">要绑定的枚举类型。</param>
/// <param name="settings">参数选项。</param>
/// <returns></returns>
public static HtmlHelper <TModel> ComboBox <TModel, TProperty>(this HtmlHelper <TModel> htmlHelper, Expression <Func <TModel, TProperty> > expression, Type enumType, ComboBoxSettings settings = null)
{
htmlHelper = htmlHelper.ComboBox <TModel, TProperty>(expression, settings);
htmlHelper.Builder.SetInnerHtml(BuildEnumOptions(enumType));
return(htmlHelper);
}
/// <summary>
/// 为 <see cref="HtmlHelper"/> 对象扩展 combobox 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 HtmlHelper <TModel> ComboBox <TModel, TProperty>(this HtmlHelper <TModel> htmlHelper, Expression <Func <TModel, TProperty> > expression, ComboBoxSettings settings = null)
{
var metadata = new ModelPropertyBinder(expression);
var propertyName = metadata.PropertyName;
settings = settings ?? new ComboBoxSettings();
settings.Bind(typeof(TModel), propertyName);
var options = SettingsSerializer.Serialize(settings);
htmlHelper.ResetBuilder("SELECT", "cbo" + propertyName, propertyName);
htmlHelper.Builder.TagClosed = true;
htmlHelper.AddStyle("width", "160px")
.EasyUI("easyui-combobox", options);
return(htmlHelper);
}
