private void PrepColumns(GridContext gridContext, RenderingModel model)
{
foreach (var col in gridContext.GetVisibleColumns())
{
Column renderingColumn = new Column();
model.Columns.Add(renderingColumn);
renderingColumn.Name = col.ColumnName;
renderingColumn.HeaderText = col.HeaderText;
if (gridContext.GridDefinition.Sorting && col.EnableSorting)
{
SortDirection linkDirection = SortDirection.Asc;
SortDirection iconDirection = SortDirection.Unspecified;
if (gridContext.QueryOptions.SortColumnName == col.ColumnName && gridContext.QueryOptions.SortDirection == SortDirection.Asc)
{
iconDirection = SortDirection.Asc;
linkDirection = SortDirection.Dsc;
}
else if (gridContext.QueryOptions.SortColumnName == col.ColumnName && gridContext.QueryOptions.SortDirection == SortDirection.Dsc)
{
iconDirection = SortDirection.Dsc;
linkDirection = SortDirection.Asc;
}
else
{
iconDirection = SortDirection.Unspecified;
linkDirection = SortDirection.Asc;
}
renderingColumn.Onclick = HtmlUtility.MakeSortLink(gridContext.GridName, col.ColumnName, linkDirection);
renderingColumn.SortIconDirection = iconDirection;
}
}
}
