public void encodeTbody(FacesContext context, DataTable table, boolean dataOnly)
throws IOException {
ResponseWriter writer = context.getResponseWriter();
String rowIndexVar = table.getRowIndexVar();
String clientId = table.getClientId(context);
String emptyMessage = table.getEmptyMessage();
UIComponent emptyFacet = table.getFacet("emptyMessage");
SubTable subTable = table.getSubTable();
SummaryRow summaryRow = table.getSummaryRow();
if (table.isSelectionEnabled()) {
table.findSelectedRowKeys();
}
int rows = table.getRows();
int first = table.getFirst();
int rowCount = table.getRowCount();
int rowCountToRender =
rows == 0 ? (table.isLiveScroll() ? table.getScrollRows() : rowCount) : rows;
boolean hasData = rowCount > 0;
if (!dataOnly) {
writer.startElement("tbody", null);
writer.writeAttribute("id", clientId + "_data", null);
writer.writeAttribute("class", DataTable.DATA_CLASS, null);
}
if (hasData) {
for (int i = first; i < (first + rowCountToRender); i++) {
if (subTable != null) {
encodeSubTable(context, table, subTable, i, rowIndexVar);
} else {
table.setRowIndex(i);
if (!table.isRowAvailable()) {
break;
}
encodeRow(context, table, clientId, i, rowIndexVar);
if (summaryRow != null && !isInSameGroup(context, table, i)) {
table.setRowIndex(i); // restore
encodeSummaryRow(context, table, summaryRow);
}
}
}
} else {
// Empty message
writer.startElement("tr", null);
writer.writeAttribute("class", DataTable.EMPTY_MESSAGE_ROW_CLASS, null);
writer.startElement("td", null);
writer.writeAttribute("colspan", table.getColumnsCount(), null);
if (emptyFacet != null) emptyFacet.encodeAll(context);
else writer.write(emptyMessage);
writer.endElement("td");
writer.endElement("tr");
}
if (!dataOnly) {
writer.endElement("tbody");
}
// Cleanup
table.setRowIndex(-1);
if (rowIndexVar != null) {
context.getExternalContext().getRequestMap().remove(rowIndexVar);
}
}
public boolean encodeRow(
FacesContext context, DataTable table, String clientId, int rowIndex, String rowIndexVar)
throws IOException {
ResponseWriter writer = context.getResponseWriter();
boolean selectionEnabled = table.isSelectionEnabled();
Object rowKey = null;
if (selectionEnabled) {
// try rowKey attribute
rowKey = table.getRowKey();
// ask selectable datamodel
if (rowKey == null) rowKey = table.getRowKeyFromModel(table.getRowData());
}
// Preselection
boolean selected = table.getSelectedRowKeys().contains(rowKey);
String userRowStyleClass = table.getRowStyleClass();
String rowStyleClass =
rowIndex % 2 == 0
? DataTable.ROW_CLASS + " " + DataTable.EVEN_ROW_CLASS
: DataTable.ROW_CLASS + " " + DataTable.ODD_ROW_CLASS;
if (selected) {
rowStyleClass = rowStyleClass + " ui-state-highlight";
}
if (userRowStyleClass != null) {
rowStyleClass = rowStyleClass + " " + userRowStyleClass;
}
if (table.isEditingRow()) {
rowStyleClass = rowStyleClass + " " + DataTable.EDITING_ROW_CLASS;
}
writer.startElement("tr", null);
writer.writeAttribute("data-ri", rowIndex, null);
if (rowKey != null) {
writer.writeAttribute("data-rk", rowKey, null);
}
writer.writeAttribute("class", rowStyleClass, null);
writer.writeAttribute("role", "row", null);
if (selectionEnabled) {
writer.writeAttribute("aria-selected", String.valueOf(selected), null);
}
for (UIColumn column : table.getColumns()) {
if (column instanceof Column) {
encodeCell(context, table, column, clientId, selected);
} else if (column instanceof DynamicColumn) {
DynamicColumn dynamicColumn = (DynamicColumn) column;
dynamicColumn.applyModel();
encodeCell(context, table, dynamicColumn, null, false);
}
}
writer.endElement("tr");
return true;
}
protected void encodeMarkup(FacesContext context, DataTable table) throws IOException {
ResponseWriter writer = context.getResponseWriter();
String clientId = table.getClientId(context);
boolean scrollable = table.isScrollable();
boolean hasPaginator = table.isPaginator();
String style = table.getStyle();
String paginatorPosition = table.getPaginatorPosition();
// style class
String containerClass =
scrollable
? DataTable.CONTAINER_CLASS + " " + DataTable.SCROLLABLE_CONTAINER_CLASS
: DataTable.CONTAINER_CLASS;
containerClass =
table.getStyleClass() != null
? containerClass + " " + table.getStyleClass()
: containerClass;
if (table.isResizableColumns())
containerClass = containerClass + " " + DataTable.RESIZABLE_CONTAINER_CLASS;
if (ComponentUtils.isRTL(context, table))
containerClass = containerClass + " " + DataTable.RTL_CLASS;
// default sort
if (!table.isDefaultSorted() && table.getSortBy() != null && !table.isLazy()) {
SortFeature sortFeature = (SortFeature) table.getFeature(DataTableFeatureKey.SORT);
if (table.isMultiSort()) sortFeature.multiSort(context, table);
else sortFeature.singleSort(context, table);
table.setDefaultSorted();
}
if (hasPaginator) {
table.calculateFirst();
}
writer.startElement("div", table);
writer.writeAttribute("id", clientId, "id");
writer.writeAttribute("class", containerClass, "styleClass");
if (style != null) {
writer.writeAttribute("style", style, "style");
}
encodeFacet(context, table, table.getHeader(), DataTable.HEADER_CLASS);
if (hasPaginator && !paginatorPosition.equalsIgnoreCase("bottom")) {
encodePaginatorMarkup(context, table, "top");
}
if (scrollable) {
encodeScrollableTable(context, table);
} else {
encodeRegularTable(context, table);
}
if (hasPaginator && !paginatorPosition.equalsIgnoreCase("top")) {
encodePaginatorMarkup(context, table, "bottom");
}
encodeFacet(context, table, table.getFooter(), DataTable.FOOTER_CLASS);
if (table.isSelectionEnabled()) {
encodeStateHolder(
context,
table,
table.getClientId(context) + "_selection",
table.getSelectedRowKeysAsString());
}
if (table.isDraggableColumns()) {
encodeStateHolder(context, table, table.getClientId(context) + "_columnOrder", null);
}
if (scrollable) {
encodeStateHolder(
context, table, table.getClientId(context) + "_scrollState", table.getScrollState());
}
writer.endElement("div");
}
