public static IHtmlString CheckBoxList <T>(this HtmlHelper helper, string name, IEnumerable <T> items, Expression <Func <T, object> > valueExpression, Expression <Func <T, object> > textExpression, CheckBoxListOptions options = null)
{
List <CheckBoxListItem> cbliList = new List <CheckBoxListItem>();
foreach (T item in items)
{
CheckBoxListItem cbli = new CheckBoxListItem
{
Value = valueExpression.Compile().Invoke(item).ToString(),
Text = textExpression.Compile().Invoke(item).ToString()
};
cbliList.Add(cbli);
}
CheckBoxList cbl = new CheckBoxList(cbliList, options);
return(new HtmlString(cbl.Render(name)));
}
public static IHtmlString CheckBoxListFor <TModel, TProperty>(this HtmlHelper <TModel> helper, Expression <Func <TModel, TProperty> > expression, IEnumerable <CheckBoxListItem> items, CheckBoxListOptions options = null)
{
string name = string.Empty;
TProperty val = helper.EvalExpression(expression, out name);
TagBuilder builder = new TagBuilder("div");
string cssClass = options == null ? string.Empty : options.CssClass;
string colCssClass = options == null || string.IsNullOrEmpty(options.ColumnCssClass) ? "col-sm-1" : options.ColumnCssClass;
int itemsPerRow = options == null ? 4 : options.ItemsPerRow;
builder.AddCssClass(("container-fluid checkbox-list " + cssClass).Trim());
TagBuilder hidden = new TagBuilder("input");
hidden.Attributes.Add("type", "hidden");
hidden.Attributes.Add("name", name);
hidden.Attributes.Add("id", name);
hidden.Attributes.Add("value", val.ToString());
builder.InnerHtml = hidden.ToString();
TagBuilder row = new TagBuilder("div");
row.AddCssClass("row");
int index = 0;
foreach (CheckBoxListItem item in items)
{
if (index > 0 && index % itemsPerRow == 0)
{
builder.InnerHtml += row.ToString();
row = new TagBuilder("div");
row.AddCssClass("row");
}
TagBuilder col = new TagBuilder("div");
col.AddCssClass(colCssClass);
TagBuilder label = new TagBuilder("label");
label.AddCssClass("control-label");
TagBuilder checkbox = new TagBuilder("input");
checkbox.Attributes.Add("type", "checkbox");
checkbox.Attributes.Add("value", item.Value);
label.InnerHtml = string.Format("{0} {1}", checkbox.ToString(), item.Text);
col.InnerHtml = label.ToString();
row.InnerHtml += col.ToString();
index++;
}
if (!string.IsNullOrEmpty(row.InnerHtml))
{
builder.InnerHtml += row.ToString();
}
return(new HtmlString(builder.ToString()));
}
public static IHtmlString CheckBoxList(this HtmlHelper helper, string name, IEnumerable <CheckBoxListItem> items = null, CheckBoxListOptions options = null)
{
CheckBoxList cbl = new CheckBoxList(items, options);
return(new HtmlString(cbl.Render(name)));
}
