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org.primefaces.component.orderlist.OrderListRenderer 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.orderlist;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import javax.faces.component.UIComponent;
import javax.faces.context.FacesContext;
import javax.faces.context.ResponseWriter;
import javax.faces.convert.Converter;
import javax.faces.convert.ConverterException;
import org.primefaces.component.column.Column;
import org.primefaces.renderkit.CoreRenderer;
import org.primefaces.util.ComponentUtils;
import org.primefaces.util.GridLayoutUtils;
import org.primefaces.util.HTML;
import org.primefaces.util.WidgetBuilder;
public class OrderListRenderer extends CoreRenderer {
@Override
public void decode(FacesContext context, UIComponent component) {
OrderList pickList = (OrderList) component;
Map params = context.getExternalContext().getRequestParameterValuesMap();
String[] values = params.get(pickList.getClientId(context) + "_values");
pickList.setSubmittedValue(values);
decodeBehaviors(context, component);
}
@Override
public void encodeEnd(FacesContext context, UIComponent component) throws IOException {
OrderList ol = (OrderList) component;
encodeMarkup(context, ol);
encodeScript(context, ol);
}
protected void encodeMarkup(FacesContext context, OrderList ol) throws IOException {
ResponseWriter writer = context.getResponseWriter();
String clientId = ol.getClientId(context);
String controlsLocation = ol.getControlsLocation();
String style = ol.getStyle();
boolean flex = ComponentUtils.isFlex(context, ol);
//style class
String containerClass = getStyleClassBuilder(context)
.add(OrderList.CONTAINER_CLASS)
.add(flex, GridLayoutUtils.getResponsiveClass(flex))
.add(ol.isResponsive() && !flex, GridLayoutUtils.getResponsiveClass(false))
.add(ol.getStyleClass())
.add(ol.isDisabled(), "ui-state-disabled")
.add("right".equals(ol.getControlsLocation()), OrderList.CONTROLS_RIGHT_CLASS)
.build();
writer.startElement("div", ol);
writer.writeAttribute("id", clientId, null);
writer.writeAttribute("class", containerClass, null);
if (style != null) {
writer.writeAttribute("style", style, null);
}
writer.startElement("div", null);
writer.writeAttribute("class", GridLayoutUtils.getFlexGridClass(flex), null);
if ("left".equals(controlsLocation)) {
encodeControls(context, ol, flex);
}
encodeList(context, ol, flex);
if ("right".equals(controlsLocation)) {
encodeControls(context, ol, flex);
}
writer.endElement("div");
writer.endElement("div");
}
protected void encodeList(FacesContext context, OrderList ol, boolean flex) throws IOException {
ResponseWriter writer = context.getResponseWriter();
String clientId = ol.getClientId(context);
UIComponent caption = ol.getFacet("caption");
String listStyleClass = OrderList.LIST_CLASS;
String columnGridClass = ol.getControlsLocation().equals("none")
? GridLayoutUtils.getColumnClass(flex, 1)
: (flex ? "col-12 md:col-10" : "ui-g-12 ui-md-10");
writer.startElement("div", null);
writer.writeAttribute("class", columnGridClass, null);
if (ComponentUtils.shouldRenderFacet(caption)) {
encodeCaption(context, caption);
listStyleClass += " ui-corner-bottom";
}
else {
listStyleClass += " ui-corner-all";
}
writer.startElement("ul", null);
writer.writeAttribute("class", listStyleClass, null);
encodeOptions(context, ol, (List) ol.getValue());
writer.endElement("ul");
encodeInput(context, clientId + "_values");
writer.endElement("div");
}
protected void encodeInput(FacesContext context, String clientId) throws IOException {
ResponseWriter writer = context.getResponseWriter();
writer.startElement("select", null);
writer.writeAttribute("id", clientId, null);
writer.writeAttribute("name", clientId, null);
writer.writeAttribute("multiple", "true", null);
writer.writeAttribute("class", "ui-helper-hidden", null);
//options generated at client side
writer.endElement("select");
}
protected void encodeControls(FacesContext context, OrderList ol, boolean flex) throws IOException {
ResponseWriter writer = context.getResponseWriter();
String css = OrderList.CONTROLS_CLASS + " " + GridLayoutUtils.getColumnClass(flex, 6);
writer.startElement("div", null);
writer.writeAttribute("class", css, null);
encodeButton(context, ol.getMoveUpLabel(), OrderList.MOVE_UP_BUTTON_CLASS, OrderList.MOVE_UP_BUTTON_ICON_CLASS);
encodeButton(context, ol.getMoveTopLabel(), OrderList.MOVE_TOP_BUTTON_CLASS, OrderList.MOVE_TOP_BUTTON_ICON_CLASS);
encodeButton(context, ol.getMoveDownLabel(), OrderList.MOVE_DOWN_BUTTON_CLASS, OrderList.MOVE_DOWN_BUTTON_ICON_CLASS);
encodeButton(context, ol.getMoveBottomLabel(), OrderList.MOVE_BOTTOM_BUTTON_CLASS, OrderList.MOVE_BOTTOM_BUTTON_ICON_CLASS);
writer.endElement("div");
}
@SuppressWarnings("unchecked")
protected void encodeOptions(FacesContext context, OrderList old, List model) throws IOException {
ResponseWriter writer = context.getResponseWriter();
String var = old.getVar();
Converter converter = old.getConverter();
int index = 0;
for (Object item : model) {
context.getExternalContext().getRequestMap().put(var, item);
String value = converter != null ? converter.getAsString(context, old, old.getItemValue()) : old.getItemValue().toString();
writer.startElement("li", null);
writer.writeAttribute("class", OrderList.ITEM_CLASS, null);
writer.writeAttribute("data-item-value", value, null);
if (old.getChildCount() > 0) {
writer.startElement("table", null);
writer.startElement("tbody", null);
writer.startElement("tr", null);
for (UIComponent kid : old.getChildren()) {
if (kid instanceof Column && kid.isRendered()) {
Column column = (Column) kid;
writer.startElement("td", null);
if (column.getStyle() != null) {
writer.writeAttribute("style", column.getStyle(), null);
}
if (column.getStyleClass() != null) {
writer.writeAttribute("class", column.getStyleClass(), null);
}
encodeIndexedId(context, column, index++);
writer.endElement("td");
}
}
writer.endElement("tr");
writer.endElement("tbody");
writer.endElement("table");
}
else {
writer.writeText(old.getItemLabel(), null);
}
writer.endElement("li");
}
context.getExternalContext().getRequestMap().remove(var);
}
protected void encodeButton(FacesContext context, String title, String styleClass, String icon) throws IOException {
ResponseWriter writer = context.getResponseWriter();
writer.startElement("button", null);
writer.writeAttribute("type", "button", null);
writer.writeAttribute("class", HTML.BUTTON_ICON_ONLY_BUTTON_CLASS + " " + styleClass, null);
writer.writeAttribute("title", title, null);
//icon
writer.startElement("span", null);
writer.writeAttribute("class", HTML.BUTTON_LEFT_ICON_CLASS + " " + icon, null);
writer.endElement("span");
//text
writer.startElement("span", null);
writer.writeAttribute("class", HTML.BUTTON_TEXT_CLASS, null);
writer.write("ui-button");
writer.endElement("span");
writer.endElement("button");
}
protected void encodeScript(FacesContext context, OrderList ol) throws IOException {
WidgetBuilder wb = getWidgetBuilder(context);
wb.init("OrderList", ol)
.attr("effect", ol.getEffect(), null);
encodeClientBehaviors(context, ol);
wb.finish();
}
@Override
@SuppressWarnings("unchecked")
public Object getConvertedValue(FacesContext context, UIComponent component, Object submittedValue) throws ConverterException {
try {
OrderList ol = (OrderList) component;
List orderedList = new ArrayList();
Converter converter = ol.getConverter();
String[] values = (String[]) submittedValue;
for (String item : values) {
if (isValueBlank(item)) {
continue;
}
Object convertedValue = converter != null ? converter.getAsObject(context, ol, item) : item;
if (convertedValue != null) {
orderedList.add(convertedValue);
}
}
return orderedList;
}
catch (Exception exception) {
throw new ConverterException(exception);
}
}
protected void encodeCaption(FacesContext context, UIComponent caption) throws IOException {
ResponseWriter writer = context.getResponseWriter();
writer.startElement("div", null);
writer.writeAttribute("class", OrderList.CAPTION_CLASS, null);
caption.encodeAll(context);
writer.endElement("div");
}
@Override
public void encodeChildren(FacesContext context, UIComponent component) throws IOException {
//Rendering happens on encodeEnd
}
@Override
public boolean getRendersChildren() {
return true;
}
}
