/// <summary>
/// 字典下拉列表
/// </summary>
/// <typeparam name="TModel"></typeparam>
/// <typeparam name="TProperty"></typeparam>
/// <param name="helper"></param>
/// <param name="expression"></param>
/// <param name="parentId">父级字典ID</param>
/// <param name="nullValue">要显示的空项的值，null则不会显示空项</param>
/// <param name="nullDisplay">要显示的空项的文本，null则会显示nullValue</param>
/// <param name="additionalViewData">附加数据</param>
/// <param name="templateName">模版名</param>
/// <returns></returns>
static MvcHtmlString DicEditorHelper <TModel, TProperty>(this HtmlHelper <TModel> helper,
Expression <Func <TModel, TProperty> > expression,
ZLERP.Model.Enums.DicEnum parentId, string nullValue, string nullDisplay, object additionalViewData, string templateName = "DicDropDown")
{
string pId = parentId.ToString();
if (helper.ViewData.ContainsKey(pId))
{
//insert null value
if (nullValue != null)
{
var dic = helper.ViewData[pId] as IList <Dic>;
nullDisplay = string.IsNullOrEmpty(nullDisplay) ? nullValue : nullDisplay;
if (dic.Where(p => p.TreeCode == nullValue && p.DicName == nullDisplay).Count() == 0)
{
dic.Insert(0, new Dic {
TreeCode = nullValue, DicName = nullDisplay
});
}
}
IEnumerable <KeyValuePair <string, object> > routeValueDictionary = new RouteValueDictionary(new { ParentID = pId }).Concat(new RouteValueDictionary(additionalViewData));
foreach (KeyValuePair <string, object> pair in routeValueDictionary)
{
helper.ViewDataContainer.ViewData[pair.Key] = pair.Value;
}
return(helper.EditorFor(expression, templateName));
}
else
{
return(MvcHtmlString.Empty);
}
}
/// <summary>
/// 字典下拉列表(可设置宽度等html属性)
/// </summary>
/// <typeparam name="TModel"></typeparam>
/// <typeparam name="TProperty"></typeparam>
/// <param name="helper"></param>
/// <param name="expression"></param>
/// <param name="parentId"></param>
/// <param name="additionalViewData"></param>
/// <returns></returns>
public static MvcHtmlString DicEditorFor <TModel, TProperty>(this HtmlHelper <TModel> helper,
Expression <Func <TModel, TProperty> > expression,
ZLERP.Model.Enums.DicEnum parentId,
object additionalViewData)
{
return(helper.DicEditorHelper(expression, parentId, null, null, additionalViewData));
}
/// <summary>
/// 字典下拉列表
/// </summary>
/// <typeparam name="TModel"></typeparam>
/// <typeparam name="TProperty"></typeparam>
/// <param name="helper"></param>
/// <param name="expression"></param>
/// <param name="parentId"></param>
/// <param name="nullValue"></param>
/// <param name="nullDisplay"></param>
/// <returns></returns>
public static MvcHtmlString DicEditorFor <TModel, TProperty>(this HtmlHelper <TModel> helper,
Expression <Func <TModel, TProperty> > expression,
ZLERP.Model.Enums.DicEnum parentId,
string nullValue, string nullDisplay)
{
return(helper.DicEditorHelper(expression, parentId, nullValue, nullDisplay, null));
}
public static MvcHtmlString DicEidtor(this HtmlHelper helper, string fieldName, string id, ZLERP.Model.Enums.DicEnum parentId)
{
string pId = parentId.ToString();
return(helper.Editor(fieldName, "DicDropDown", new { ParentID = pId, id = id }));
}
/// <summary>
/// 字典ComboBox
/// </summary>
/// <typeparam name="TModel"></typeparam>
/// <typeparam name="TProperty"></typeparam>
/// <param name="helper"></param>
/// <param name="expression"></param>
/// <param name="parentId"></param>
/// <returns></returns>
public static MvcHtmlString DicComboBoxFor <TModel, TProperty>(this HtmlHelper <TModel> helper,
Expression <Func <TModel, TProperty> > expression,
ZLERP.Model.Enums.DicEnum parentId)
{
return(helper.DicEditorHelper(expression, parentId, null, null, null, "DicComboBox"));
}
