public ColumnViewModel <T> AddCustomColumn(string name)
{
var newColumn = new ColumnViewModel <T>(name);
Columns.Add(newColumn);
return(newColumn);
}
public static ColumnViewModel <T> WithLink <T>(this ColumnViewModel <T> col, Func <T, string> link)
{
col.HtmlDisplayValue = (vc, html, x) => new HtmlString(
string.IsNullOrWhiteSpace(link(x)) ? HttpUtility.HtmlEncode(col.GetValue(x)) :
string.Format("<a href=\"{0}\">{1}</a>", link(x), HttpUtility.HtmlEncode(col.GetValue(x))));
return(col);
}
public static ColumnViewModel <T> WithLinkInNewWindow <T>(this ColumnViewModel <T> col, Func <T, string> link, string cssclasses, Func <T, string> refFunc)
{
col.HtmlDisplayValue = (vc, html, x) => new HtmlString(
string.Format("<a href=\"{0}\" class=\"{2}\" ref=\"{3}\" target=\"_blank\">{1}</a>",
link(x), HttpUtility.HtmlEncode(col.GetValue(x)), cssclasses, refFunc(x)));
return(col);
}
public static ColumnViewModel <T> AsLink <T>(this ColumnViewModel <T> col)
{
col.HtmlDisplayValue = (vc, html, x) => new HtmlString(
string.Format("<a href=\"{0}\">{0}</a>",
col.GetValue(x)));
return(col);
}
public static ColumnViewModel <T> AsLink <T>(this ColumnViewModel <T> col, string linkText)
{
col.HtmlDisplayValue = (vc, html, x) => new HtmlString(
string.Format("<a href=\"{0}\">{1}</a>",
col.GetValue(x), HttpUtility.HtmlEncode(linkText)));
return(col);
}
public ColumnViewModel <T> AddColumn(Expression <Func <T, object> > action)
{
MemberExpression body = null;
if (action.Body is MemberExpression)
{
body = ((MemberExpression)(action.Body));
}
if (action.Body is UnaryExpression)
{
body = ((MemberExpression)((UnaryExpression)(action.Body)).Operand);
}
var propType = typeof(T).GetProperty(body.Member.Name);
var col = new ColumnViewModel <T>(propType);
Columns.Add(col);
return(col);
}
public static ColumnViewModel <T> Shorten <T>(this ColumnViewModel <T> col, int max)
{
col.Shorten(max, "...");
return(col);
}
public static ColumnViewModel <T> DisplayName <T>(this ColumnViewModel <T> col, string displayName)
{
col.DisplayName = displayName;
return(col);
}
public static ColumnViewModel <T> WithHeaderName <T>(this ColumnViewModel <T> col, string name)
{
col.DisplayName = name;
return(col);
}
public static ColumnViewModel <T> Searchable <T>(this ColumnViewModel <T> col)
{
col.Searchable = true;
return(col);
}
public static ColumnViewModel <T> CellClasses <T>(this ColumnViewModel <T> col, string cellClasses)
{
col.CellClasses = cellClasses;
return(col);
}
public static ColumnViewModel <T> WithLinkInNewWindow <T>(this ColumnViewModel <T> col, Func <T, string> link, string cssclasses)
{
return(WithLinkInNewWindow(col, link, string.Empty, (x) => string.Empty));
}
public static ColumnViewModel <T> NotSortable <T>(this ColumnViewModel <T> col)
{
col.Sortable = false;
return(col);
}
public static ColumnViewModel <T> Shorten <T>(this ColumnViewModel <T> col, int max, string maxString)
{
col.WithDisplayValue(x => col.GetValue(x.Data).Length > max ? col.GetValue(x.Data).Substring(0, max) + maxString : col.GetValue(x.Data));
return(col);
}
public static ColumnViewModel <T> DisplayValueFormatter <T>(this ColumnViewModel <T> col, string displayValueFormatter)
{
col.DisplayValueFormatter = displayValueFormatter;
return(col);
}
public static ColumnViewModel <T> AsReversedYesNo <T>(this ColumnViewModel <T> col)
{
col.WithDisplayValue(x => (col.GetValue(x.Data) ?? string.Empty)
.Equals(false.ToString(), StringComparison.InvariantCultureIgnoreCase) ? "Yes" : "No");
return(col);
}
public static ColumnViewModel <T> WithHtmlDisplayValue <T>(this ColumnViewModel <T> col, Func <ColumnViewData <T>, IHtmlString> htmlDisplayValue)
{
col.HtmlDisplayValue = (vc, html, o) => htmlDisplayValue(new ColumnViewData <T>(vc, html, o));
return(col);
}
public static ColumnViewModel <T> WithTooltip <T>(this ColumnViewModel <T> col, Func <T, string> tooltip)
{
col.Tooltip = tooltip;
return(col);
}
public static ColumnViewModel <T> Hide <T>(this ColumnViewModel <T> col)
{
col.Visible = false;
return(col);
}
public static ColumnViewModel <T> AsDate <T>(this ColumnViewModel <T> col)
{
col.WithDisplayValueFormat("{0:dd.MM.yy}");
return(col);
}
public static ColumnViewModel <T> WithDisplayValueFormat <T>(this ColumnViewModel <T> col, string format)
{
col.DisplayValueFormatter = format;
return(col);
}
public static ColumnViewModel <T> ShortenWithFullTooltip <T>(this ColumnViewModel <T> col, int max)
{
col.Shorten(max, "...");
col.WithTooltip((o) => col.GetValue(o));
return(col);
}
public static ColumnViewModel <T> NullValue <T>(this ColumnViewModel <T> col, string nullValue)
{
col.NullValue = nullValue;
return(col);
}