public static void ClearStyles(this Controls.Table table)
{
foreach (var style in table.Styles)
{
table.Styles[style.Key] = null;
}
foreach (var style in table.CellStyles)
{
table.CellStyles[style.Key] = null;
}
foreach (var style in table.HeaderStyles)
{
table.HeaderStyles[style.Key] = null;
}
foreach (var style in table.RowStyles)
{
table.RowStyles[style.Key] = null;
}
}
public Control Render()
{
if (!_rows.Any())
{
return(_empty);
}
bool[] isEmptyColumn = Enumerable.Repeat(true, _columns.Values.Count(e => !e.Removed)).ToArray();
Table RenderTable(IEnumerable <TableRow> tableRows)
{
var table = new Table(tableRows);
table.ClearStyles();
table.SetClass("entity-grid");
if (_width != null)
{
table.Styles["width"] = _width;
}
return(table);
}
TableCell RenderCell(int index, GridColumn <T> column, Control content, bool isHeader = false)
{
var cell = new TableCell(isHeader, content);
if (!isHeader && isEmptyColumn[index])
{
if (content is not EmptySpan && content is not EmptyIcon)
{
isEmptyColumn[index] = false;
}
}
cell.Styles["white-space"] = "nowrap";
if (column.CellAlignment == CellAlignment.Right)
{
cell.Styles["text-align"] = "right";
}
else if (column.CellAlignment == CellAlignment.Center)
{
cell.Styles["text-align"] = "center";
}
return(cell);
}
TableCell RenderHeaderCell(int index, GridColumn <T> column, Control content)
{
var cell = RenderCell(index, column, content, true);
cell.HtmlElement.SetAttribute("width", column.Width);
return(cell);
}
TableCell RenderSummaryCell(int index, GridColumn <T> column, Control content)
{
var cell = RenderCell(index, column, content);
cell.SetClass("columntotal");
return(cell);
}
var columns = _columns.Values.Where(e => !e.Removed && e.CellRenderer != null)
.OrderBy(e => e.Order).ToList();
TableRow RenderRow(T e)
{
bool highlight = _highlightRowPredicate?.Invoke(e) ?? false;
var row = new TableRow(
columns.Select((f, i) => RenderCell(i, f, f.CellRenderer.Render(f.GetValue(e), f, e)))
);
if (highlight)
{
row.AddClass("highlight");
}
_rowAction?.Invoke(e, row);
return(row);
}
var header = new TableRow(columns.Select((e, i) => RenderHeaderCell(i, e, new Literal(e.Label == "_" ? "" : e.Label))));
var rows = _rows.Select(RenderRow);
var renderedRows = new[] { header }.Concat(rows).ToArray();
if (columns.Any(e => e.SummaryMethod != null))
{
var summary = new TableRow(columns.Select((e, i) =>
RenderSummaryCell(i, e, e.SummaryMethod != null ? e.CellRenderer.Render(e.SummaryMethod(_rows), e, default(T)) : new Literal(""))));
renderedRows = renderedRows.Append(summary).ToArray();
}
if (_removeEmptyColumns && isEmptyColumn.Any(e => e))
{
var indexes = isEmptyColumn.Select((e, i) => (e, i)).Where(x => x.e).Select(x => x.i).Reverse().ToArray();
foreach (var row in renderedRows)
{
var _row = row;
foreach (var index in indexes)
{
_row.Cells.RemoveAt(index);
}
}
}
return(RenderTable(renderedRows));
}
