public static SlickFormatter TreeToggle <TEntity>(Func <SlickRemoteView <TEntity> > getView, Func <TEntity, object> getId,
SlickFormatter formatter)
{
return(delegate(SlickFormatterContext ctx)
{
var text = formatter(ctx);
var view = getView();
var indent = (((object)ctx.Item._indent).As <Int32?>() ?? 0);
var spacer = "<span class=\"s-TreeIndent\" style=\"width:" + (15 * (indent)) + "px\"></span>";
var id = getId(((object)ctx.Item).As <TEntity>());
var idx = view.GetIdxById(id);
var next = view.GetItemByIdx(idx.Value + 1);
if (next != null)
{
var nextIndent = ((object)(((dynamic)next)._indent)).As <Int32?>() ?? 0;
if (nextIndent > indent)
{
if (Q.IsTrue(ctx.Item._collapsed))
{
return spacer + "<span class=\"s-TreeToggle s-TreeExpand\"></span>" + text;
}
else
{
return spacer + "<span class=\"s-TreeToggle s-TreeCollapse\"></span>" + text;
}
}
}
return spacer + "<span class=\"s-TreeToggle\"></span>" + text;
});
}
public static SlickColumnFormatter ConvertToFormatter(SlickFormatter format)
{
if (format == null)
{
return(null);
}
else
{
return (row, cell, value, column, item) =>
{
return format(new SlickFormatterContext
{
Row = row,
Cell = cell,
Value = value,
Column = column,
Item = item
});
}
};
}
}
