/** Render column headers either in single row or nested if a columnGroup is defined */
protected void encodeThead(FacesContext context, DataTable table) throws IOException {
ResponseWriter writer = context.getResponseWriter();
ColumnGroup group = table.getColumnGroup("header");
writer.startElement("thead", null);
writer.writeAttribute("id", table.getClientId(context) + "_head", null);
if (group != null && group.isRendered()) {
for (UIComponent child : group.getChildren()) {
if (child.isRendered() && child instanceof Row) {
Row headerRow = (Row) child;
writer.startElement("tr", null);
for (UIComponent headerRowChild : headerRow.getChildren()) {
if (headerRowChild.isRendered() && headerRowChild instanceof Column) {
encodeColumnHeader(context, table, (Column) headerRowChild);
}
}
writer.endElement("tr");
}
}
} else {
writer.startElement("tr", null);
writer.writeAttribute("role", "row", null);
for (UIColumn column : table.getColumns()) {
if (column instanceof Column) {
encodeColumnHeader(context, table, column);
} else if (column instanceof DynamicColumn) {
DynamicColumn dynamicColumn = (DynamicColumn) column;
dynamicColumn.applyModel();
encodeColumnHeader(context, table, dynamicColumn);
}
}
writer.endElement("tr");
}
encodeFrozenRows(context, table);
writer.endElement("thead");
}
protected void encodeTFoot(FacesContext context, DataTable table) throws IOException {
ResponseWriter writer = context.getResponseWriter();
ColumnGroup group = table.getColumnGroup("footer");
writer.startElement("tfoot", null);
if (group != null && group.isRendered()) {
for (UIComponent child : group.getChildren()) {
if (child.isRendered() && child instanceof Row) {
Row footerRow = (Row) child;
writer.startElement("tr", null);
for (UIComponent footerRowChild : footerRow.getChildren()) {
if (footerRowChild.isRendered() && footerRowChild instanceof Column) {
encodeColumnFooter(context, table, (Column) footerRowChild);
}
}
writer.endElement("tr");
}
}
} else if (table.hasFooterColumn()) {
writer.startElement("tr", null);
for (UIColumn column : table.getColumns()) {
if (column instanceof Column) {
encodeColumnFooter(context, table, column);
} else if (column instanceof DynamicColumn) {
DynamicColumn dynamicColumn = (DynamicColumn) column;
dynamicColumn.applyModel();
encodeColumnFooter(context, table, dynamicColumn);
}
}
writer.endElement("tr");
}
writer.endElement("tfoot");
}
public void encodeRow(
FacesContext context, Row row, String columnRole, String rowClass, String columnClass)
throws IOException {
ResponseWriter writer = context.getResponseWriter();
writer.startElement("tr", null);
if (shouldWriteId(row)) {
writer.writeAttribute("id", row.getClientId(context), null);
}
writer.writeAttribute("class", rowClass, null);
writer.writeAttribute("role", "row", null);
for (UIComponent child : row.getChildren()) {
if (child instanceof Column && child.isRendered()) {
Column column = (Column) child;
String userStyleClass = column.getStyleClass();
String styleClass =
(userStyleClass == null) ? columnClass : columnClass + " " + userStyleClass;
writer.startElement("td", null);
if (shouldWriteId(column)) {
writer.writeAttribute("id", column.getClientId(context), null);
}
writer.writeAttribute("role", columnRole, null);
writer.writeAttribute("class", styleClass, null);
if (column.getStyle() != null) writer.writeAttribute("style", column.getStyle(), null);
if (column.getColspan() > 1) writer.writeAttribute("colspan", column.getColspan(), null);
if (column.getRowspan() > 1) writer.writeAttribute("rowspan", column.getRowspan(), null);
renderChildren(context, column);
writer.endElement("td");
}
}
writer.endElement("tr");
}
