public static IGridColumnOptions <T> Format <T>(this IGridColumnOptions <T> opts, string formatString)
{
//Contract.Requires( opts != null );
//Contract.Ensures( //Contract.Result<IGridColumnOptions<T>>() != null );
opts.Format = formatString;
return(opts);
}
public static IGridColumnOptions <T> NotSortable <T>(this IGridColumnOptions <T> opts)
{
//Contract.Requires( opts != null );
//Contract.Ensures( //Contract.Result<IGridColumnOptions<T>>() != null );
opts.Sortable = false;
return(opts);
}
public static IGridColumnOptions <T> Title <T>(this IGridColumnOptions <T> opts, string title)
{
//Contract.Requires( opts != null );
//Contract.Ensures( //Contract.Result<IGridColumnOptions<T>>() != null );
opts.Title = new MvcHtmlString(title);
return(opts);
}
public static IGridColumnOptions <T> Title <T>(this IGridColumnOptions <T> opts, Func <object, IHtmlString> titleTemplate)
{
//Contract.Requires( opts != null );
//Contract.Ensures( //Contract.Result<IGridColumnOptions<T>>() != null );
opts.Title = titleTemplate(null);
return(opts);
}
public static IGridColumnOptions <T> Class <T>(this IGridColumnOptions <T> opts, string className)
{
//Contract.Requires( opts != null );
//Contract.Ensures( //Contract.Result<IGridColumnOptions<T>>() != null );
var a = new { @class = className };
return(opts.HeaderAttributes(a).CellAttributes(a));
}
public static IGridColumnOptions <T> HeaderAttributes <T>(this IGridColumnOptions <T> opts, object attributes)
{
//Contract.Requires( opts != null );
//Contract.Requires( attributes != null );
//Contract.Ensures( //Contract.Result<IGridColumnOptions<T>>() != null );
opts.HeaderAttributes = opts.HeaderAttributes.Merge(AttrsFrom(attributes));
return(opts);
}
public static IGridColumnOptions <T> Sortable <T>(this IGridColumnOptions <T> opts, string sortProperty)
{
//Contract.Requires( opts != null );
//Contract.Requires( !String.IsNullOrEmpty( sortProperty ) );
//Contract.Ensures( //Contract.Result<IGridColumnOptions<T>>() != null );
opts.Sortable = true;
opts.SortProperty = sortProperty;
return(opts);
}
public static IGridColumnOptions <T> CellAttributes <T>(this IGridColumnOptions <T> opts, object attributes)
{
//Contract.Requires( opts != null );
//Contract.Requires( attributes != null );
//Contract.Ensures( //Contract.Result<IGridColumnOptions<T>>() != null );
opts.CellAttributes = opts.CellAttributes.Merge(
AttrsFrom(attributes)
.ToDictionary(kvp => kvp.Key, kvp => (Func <T, string>)(_ => kvp.Value)));
return(opts);
}
public static IGridColumnOptions <T> CellAttribute <T>(this IGridColumnOptions <T> opts, string attributeName, Func <T, string> getValue)
{
//Contract.Requires( opts != null );
//Contract.Requires( !String.IsNullOrEmpty( attributeName ) );
//Contract.Requires( getValue != null );
//Contract.Ensures( //Contract.Result<IGridColumnOptions<T>>() != null );
opts.CellAttributes = opts.CellAttributes.Merge(
EnumerableEx.Return(0).ToDictionary(_ => attributeName, _ => getValue));
return(opts);
}
/// <summary>
/// Modifies a column in such a way that it becomes sortable on the client-side.
/// NOTE: if paging is involved, then this sorting will only occur across current page, since other pages do not
/// get loaded into the browser at all.
/// </summary>
/// <param name="col">Column to modify</param>
/// <param name="html">HTML helper</param>
/// <param name="getJavaScriptSortValue">A function that for each grid row returns a Javascript expression that evaluates to a Javascript value that will be used as the row's value when sorting</param>
public static IGridColumnOptions <TRow> ClientSideSort <TRow>(this IGridColumnOptions <TRow> col, HtmlHelper html, Func <TRow, string> getJavaScriptSortValue, bool ascendingByDefault = true)
{
//Contract.Requires( col != null );
//Contract.Requires( getJavaScriptSortValue != null );
//Contract.Ensures( //Contract.Result<IGridColumnOptions<TRow>>() != null );
var widget = html.Render <IGridClientSortColumn>();
widget.On(col, getJavaScriptSortValue, ascendingByDefault);
return(col);
}
public void On <TRow>(IGridColumnOptions <TRow> col, Func <TRow, string> getJavaScriptSortValue, bool ascendingByDefault)
{
col.CellAttributes =
col.CellAttributes.Merge(
new SortedList <string, Func <TRow, string> >
{
{ "sort-value", getJavaScriptSortValue }
});
col.Title(_ => Html.Partial <Views.Grid.GridClientSortColumnTitle>().WithModel(new GridClientSortColumnModel
{
InnerTitle = col.Title,
AscendingByDefault = ascendingByDefault
}));
}
