protected void encodeRowExpansion(FacesContext context, DataTable table) throws IOException {
ResponseWriter writer = context.getResponseWriter();
Map<String, String> params = context.getExternalContext().getRequestParameterMap();
int expandedRowIndex =
Integer.parseInt(params.get(table.getClientId(context) + "_expandedRowIndex"));
String rowIndexVar = table.getRowIndexVar();
table.setRowIndex(expandedRowIndex);
if (rowIndexVar != null) {
context.getExternalContext().getRequestMap().put(rowIndexVar, expandedRowIndex);
}
writer.startElement("tr", null);
writer.writeAttribute("style", "display:none", null);
writer.writeAttribute(
"class", DataTable.EXPANDED_ROW_CONTENT_CLASS + " ui-widget-content", null);
writer.startElement("td", null);
writer.writeAttribute("colspan", table.getColumnsCount(), null);
table.getRowExpansion().encodeAll(context);
writer.endElement("td");
writer.endElement("tr");
table.setRowIndex(-1);
}
protected void encodeRadio(
FacesContext context, DataTable table, boolean checked, boolean disabled) throws IOException {
ResponseWriter writer = context.getResponseWriter();
String boxClass = HTML.RADIOBUTTON_BOX_CLASS;
String iconClass = HTML.RADIOBUTTON_ICON_CLASS;
boxClass = disabled ? boxClass + " ui-state-disabled" : boxClass;
boxClass = checked ? boxClass + " ui-state-active" : boxClass;
iconClass = checked ? iconClass + " " + HTML.RADIOBUTTON_CHECKED_ICON_CLASS : iconClass;
writer.startElement("div", null);
writer.writeAttribute("class", HTML.RADIOBUTTON_CLASS, null);
writer.startElement("div", null);
writer.writeAttribute("class", "ui-helper-hidden-accessible", null);
writer.startElement("input", null);
writer.writeAttribute("type", "radio", null);
writer.writeAttribute("name", table.getClientId(context) + "_radio", null);
writer.endElement("input");
writer.endElement("div");
writer.startElement("div", null);
writer.writeAttribute("class", boxClass, null);
writer.startElement("span", null);
writer.writeAttribute("class", iconClass, null);
writer.endElement("span");
writer.endElement("div");
writer.endElement("div");
}
protected void encodeFrozenRows(FacesContext context, DataTable table) throws IOException {
Collection<?> frozenRows = table.getFrozenRows();
if (frozenRows == null || frozenRows.isEmpty()) {
return;
}
ResponseWriter writer = context.getResponseWriter();
String clientId = table.getClientId(context);
String var = table.getVar();
String rowIndexVar = table.getRowIndexVar();
Map<String, Object> requestMap = context.getExternalContext().getRequestMap();
writer.startElement("tbody", null);
writer.writeAttribute("class", DataTable.DATA_CLASS, null);
int index = 0;
for (Iterator<? extends Object> it = frozenRows.iterator(); it.hasNext(); ) {
requestMap.put(var, it.next());
if (rowIndexVar != null) {
requestMap.put(rowIndexVar, index);
}
encodeRow(context, table, clientId, index, rowIndexVar);
}
writer.endElement("tbody");
}
/** 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 encodeScript(FacesContext context, DataTable table) throws IOException {
ResponseWriter writer = context.getResponseWriter();
String clientId = table.getClientId(context);
String selectionMode = table.resolveSelectionMode();
WidgetBuilder wb = getWidgetBuilder(context);
wb.widget("DataTable", table.resolveWidgetVar(), clientId, true);
// Pagination
if (table.isPaginator()) {
encodePaginatorConfig(context, table, wb);
}
// Selection
wb.attr("selectionMode", selectionMode, null);
// Filtering
if (table.isFilteringEnabled()) {
wb.attr("filter", true)
.attr("filterEvent", table.getFilterEvent(), null)
.attr("filterDelay", table.getFilterDelay(), Integer.MAX_VALUE);
}
// Row expansion
if (table.getRowExpansion() != null) {
wb.attr("expansion", true);
}
// Scrolling
if (table.isScrollable()) {
wb.attr("scrollable", true)
.attr("liveScroll", table.isLiveScroll())
.attr("scrollStep", table.getScrollRows())
.attr("scrollLimit", table.getRowCount())
.attr("scrollWidth", table.getScrollWidth(), null)
.attr("scrollHeight", table.getScrollHeight(), null);
}
// Resizable/Draggable Columns
wb.attr("resizableColumns", table.isResizableColumns(), false)
.attr("liveResize", table.isLiveResize(), false)
.attr("draggableColumns", table.isDraggableColumns(), false);
// Editing
if (table.isEditable()) {
wb.attr("editable", true)
.attr("editMode", table.getEditMode())
.attr("cellSeparator", table.getCellSeparator(), null);
}
// MultiColumn Sorting
if (table.isMultiSort()) {
wb.attr("multiSort", true);
}
// Behaviors
encodeClientBehaviors(context, table, wb);
startScript(writer, clientId);
writer.write(wb.build());
endScript(writer);
}
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);
}
}
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");
}