/// <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="enumType">枚举类型。</param>
/// <param name="settings">参数选项。</param>
/// <returns></returns>
public static ExtendHtmlString ComboBox(this HtmlHelper htmlHelper, string exp, Type enumType, ComboBoxSettings settings = null)
{
settings = settings ?? new ComboBoxSettings();
var builder = new EasyUITagBuilder("select", "easyui-combobox", settings);
builder.MergeAttribute("name", exp);
builder.MergeAttribute("data-options", SettingsSerializer.Serialize(settings));
builder.AddCssClass("form-input");
builder.InnerHtml = BuildEnumOptions(enumType);
builder.GenerateId("cbo" + exp);
return(new ExtendHtmlString(builder));
}
/// <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 ExtendHtmlString ComboBox <TModel, TProperty>(this HtmlHelper <TModel> htmlHelper, Expression <Func <TModel, TProperty> > expression, Type enumType, ComboBoxSettings settings = null)
{
settings = settings ?? new ComboBoxSettings();
var metadata = ModelMetadata.FromLambdaExpression(expression, htmlHelper.ViewData);
var propertyName = metadata.PropertyName;
settings.Bind(typeof(TModel), propertyName);
var builder = new EasyUITagBuilder("select", "easyui-combobox", settings);
builder.MergeAttribute("name", propertyName);
builder.MergeAttribute("data-options", SettingsSerializer.Serialize(settings));
builder.AddCssClass("form-input");
builder.InnerHtml = BuildEnumOptions(enumType);
builder.GenerateId("cbo" + propertyName);
return(new ExtendHtmlString(builder));
}
/// <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 ExtendHtmlString ComboBox(this HtmlHelper htmlHelper, string exp, ComboBoxSettings settings = null, object htmlAttributes = null)
{
var builder = new EasyUITagBuilder("select", "easyui-combobox", settings);
builder.MergeAttribute("name", exp);
builder.MergeAttribute("data-options", SettingsSerializer.Serialize(settings));
builder.GenerateId("cbo" + exp);
return(new ExtendHtmlString(builder));
}