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org.primefaces.component.subtable.SubTableRenderer Maven / Gradle / Ivy
/*
* The MIT License
*
* Copyright (c) 2009-2023 PrimeTek Informatics
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
package org.primefaces.component.subtable;
import java.io.IOException;
import javax.faces.component.UIComponent;
import javax.faces.context.FacesContext;
import javax.faces.context.ResponseWriter;
import org.primefaces.component.api.UIColumn;
import org.primefaces.component.column.Column;
import org.primefaces.component.columngroup.ColumnGroup;
import org.primefaces.component.datatable.DataTable;
import org.primefaces.component.row.Row;
import org.primefaces.renderkit.CoreRenderer;
import org.primefaces.util.ComponentUtils;
import org.primefaces.util.LangUtils;
public class SubTableRenderer extends CoreRenderer {
@Override
public void encodeEnd(FacesContext context, UIComponent component) throws IOException {
SubTable table = (SubTable) component;
int rowCount = table.getRowCount();
encodeHeader(context, table);
for (int i = 0; i < rowCount; i++) {
encodeRow(context, table, i);
}
encodeFooter(context, table);
}
public void encodeHeader(FacesContext context, SubTable table) throws IOException {
ResponseWriter writer = context.getResponseWriter();
UIComponent header = table.getFacet("header");
if (ComponentUtils.shouldRenderFacet(header)) {
writer.startElement("tr", null);
writer.writeAttribute("class", "ui-widget-header", null);
writer.startElement("td", null);
writer.writeAttribute("class", DataTable.SUBTABLE_HEADER, null);
writer.writeAttribute("colspan", table.getColumns().size(), null);
header.encodeAll(context);
writer.endElement("td");
writer.endElement("tr");
}
ColumnGroup group = table.getColumnGroup("header");
if (group != null && group.isRendered()) {
for (UIComponent child : group.getChildren()) {
if (child.isRendered() && child instanceof Row) {
Row headerRow = (Row) child;
String styleClass = "ui-widget-header";
if (LangUtils.isNotBlank(headerRow.getStyleClass())) {
styleClass = styleClass + " " + headerRow.getStyleClass();
}
writer.startElement("tr", null);
writer.writeAttribute("class", styleClass, null);
if (LangUtils.isNotBlank(headerRow.getStyle())) {
writer.writeAttribute("style", headerRow.getStyle(), null);
}
for (UIComponent headerRowChild : headerRow.getChildren()) {
if (headerRowChild.isRendered() && headerRowChild instanceof Column) {
Column footerColumn = (Column) headerRowChild;
encodeFacetColumn(context, table, footerColumn, "header", DataTable.COLUMN_HEADER_CLASS, footerColumn.getHeaderText());
}
}
writer.endElement("tr");
}
}
}
}
public void encodeRow(FacesContext context, SubTable table, int rowIndex) throws IOException {
table.setRowIndex(rowIndex);
if (!table.isRowAvailable()) {
return;
}
ResponseWriter writer = context.getResponseWriter();
String clientId = table.getClientId(context);
writer.startElement("tr", null);
writer.writeAttribute("id", clientId + "_row_" + rowIndex, null);
writer.writeAttribute("class", DataTable.ROW_CLASS, null);
for (UIColumn column : table.getColumns()) {
if (column.isRendered() && column instanceof Column) { //Columns are not supported yet
String style = column.getStyle();
String styleClass = column.getStyleClass();
int colspan = column.getColspan();
int rowspan = column.getRowspan();
writer.startElement("td", null);
if (style != null) {
writer.writeAttribute("style", style, null);
}
if (styleClass != null) {
writer.writeAttribute("class", styleClass, null);
}
if (colspan != 1) {
writer.writeAttribute("colspan", colspan, null);
}
if (rowspan != 1) {
writer.writeAttribute("rowspan", rowspan, null);
}
column.encodeAll(context);
writer.endElement("td");
}
}
writer.endElement("tr");
}
public void encodeFooter(FacesContext context, SubTable table) throws IOException {
ResponseWriter writer = context.getResponseWriter();
UIComponent footer = table.getFacet("footer");
if (ComponentUtils.shouldRenderFacet(footer)) {
writer.startElement("tr", null);
writer.writeAttribute("class", "ui-widget-header", null);
writer.startElement("td", null);
writer.writeAttribute("class", DataTable.SUBTABLE_FOOTER, null);
writer.writeAttribute("colspan", table.getColumns().size(), null);
footer.encodeAll(context);
writer.endElement("td");
writer.endElement("tr");
}
ColumnGroup group = table.getColumnGroup("footer");
if (group == null || !group.isRendered()) {
return;
}
for (UIComponent child : group.getChildren()) {
if (child.isRendered() && child instanceof Row) {
Row footerRow = (Row) child;
String styleClass = "ui-widget-header";
if (LangUtils.isNotBlank(footerRow.getStyleClass())) {
styleClass = styleClass + " " + footerRow.getStyleClass();
}
writer.startElement("tr", null);
writer.writeAttribute("class", styleClass, null);
if (LangUtils.isNotBlank(footerRow.getStyle())) {
writer.writeAttribute("style", footerRow.getStyle(), null);
}
for (UIComponent footerRowChild : footerRow.getChildren()) {
if (footerRowChild.isRendered() && footerRowChild instanceof Column) {
Column footerColumn = (Column) footerRowChild;
encodeFacetColumn(context, table, footerColumn, "footer", DataTable.COLUMN_FOOTER_CLASS, footerColumn.getFooterText());
}
}
writer.endElement("tr");
}
}
}
protected void encodeFacetColumn(FacesContext context, SubTable table, Column column, String facetName, String styleClass, String text) throws IOException {
if (!column.isRendered()) {
return;
}
ResponseWriter writer = context.getResponseWriter();
String style = column.getStyle();
String columnClass = column.getStyleClass();
columnClass = (columnClass == null) ? styleClass : styleClass + " " + columnClass;
writer.startElement("td", null);
writer.writeAttribute("class", columnClass, null);
if (column.getRowspan() != 1) {
writer.writeAttribute("rowspan", column.getRowspan(), null);
}
if (column.getColspan() != 1) {
writer.writeAttribute("colspan", column.getColspan(), null);
}
if (style != null) {
writer.writeAttribute("style", style, null);
}
// Footer content
UIComponent facet = column.getFacet(facetName);
if (ComponentUtils.shouldRenderFacet(facet)) {
facet.encodeAll(context);
}
else if (text != null) {
writer.write(text);
}
writer.endElement("td");
}
@Override
public void encodeChildren(FacesContext context, UIComponent component) throws IOException {
// Rendering happens on encodeEnd
}
@Override
public boolean getRendersChildren() {
return true;
}
}
