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/*
* JBoss, Home of Professional Open Source
* Copyright 2010, Red Hat, Inc. and individual contributors
* by the @authors tag. See the copyright.txt in the distribution for a
* full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.richfaces.renderkit;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Iterator;
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.model.SelectItem;
import org.richfaces.component.AbstractSelectComponent;
import org.richfaces.component.util.HtmlUtil;
import org.richfaces.component.util.InputUtils;
import org.richfaces.component.util.SelectUtils;
/**
* @author abelevich
* @author Brian Leathem
*
*/
public final class SelectHelper {
public static final String OPTIONS_SHOWCONTROL = "showControl";
public static final String OPTIONS_LIST_ITEMS = "items";
public static final String OPTIONS_ENABLE_MANUAL_INPUT = "enableManualInput";
public static final String OPTIONS_LIST_SELECT_FIRST = "selectFirst";
public static final String OPTIONS_INPUT_DEFAULT_LABEL = "defaultLabel";
public static final Map SELECT_LIST_HANDLER_ATTRIBUTES =
Collections.unmodifiableMap(ComponentAttribute.createMap(
new ComponentAttribute(HtmlConstants.ONCLICK_ATTRIBUTE).setEventNames("listclick").setComponentAttributeName("onlistclick"),
new ComponentAttribute(HtmlConstants.ONDBLCLICK_ATTRIBUTE).setEventNames("listdblclick").setComponentAttributeName("onlistdblclick"),
new ComponentAttribute(HtmlConstants.ONMOUSEDOWN_ATTRIBUTE).setEventNames("listmousedown").setComponentAttributeName("onlistmousedown"),
new ComponentAttribute(HtmlConstants.ONMOUSEUP_ATTRIBUTE).setEventNames("listmouseup").setComponentAttributeName("onlistmouseup"),
new ComponentAttribute(HtmlConstants.ONMOUSEOVER_ATTRIBUTE).setEventNames("listmouseover").setComponentAttributeName("onlistmouseover"),
new ComponentAttribute(HtmlConstants.ONMOUSEMOVE_ATTRIBUTE).setEventNames("listmousemove").setComponentAttributeName("onlistmousemove"),
new ComponentAttribute(HtmlConstants.ONMOUSEOUT_ATTRIBUTE).setEventNames("listmouseout").setComponentAttributeName("onlistmouseout"),
new ComponentAttribute(HtmlConstants.ONKEYPRESS_ATTRIBUTE).setEventNames("listkeypress").setComponentAttributeName("onlistkeypress"),
new ComponentAttribute(HtmlConstants.ONKEYDOWN_ATTRIBUTE).setEventNames("listkeydown").setComponentAttributeName("onlistkeydown"),
new ComponentAttribute(HtmlConstants.ONKEYUP_ATTRIBUTE).setEventNames("listkeyup").setComponentAttributeName("onlistkeyup")));
private SelectHelper() {
}
public static List getConvertedSelectItems(FacesContext facesContext, UIComponent component) {
Iterator selectItems = SelectUtils.getSelectItems(facesContext, component);
List clientSelectItems = new ArrayList();
while (selectItems.hasNext()) {
SelectItem selectItem = selectItems.next();
clientSelectItems.add(generateClientSelectItem(facesContext,component, selectItem, 0, false));
}
return clientSelectItems;
}
public static ClientSelectItem generateClientSelectItem(FacesContext facesContext, UIComponent component, SelectItem selectItem, int sortOrder, boolean selected) {
String convertedStringValue = InputUtils.getConvertedStringValue(facesContext, component, selectItem.getValue());
String label = selectItem.getLabel();
ClientSelectItem clientSelectItem = new ClientSelectItem(selectItem, convertedStringValue, label, sortOrder, selected);
return clientSelectItem;
}
public static void encodeItems(FacesContext facesContext, UIComponent component, List clientSelectItems,
String itemHtmlElement, String defaultItemCss) throws IOException {
AbstractSelectComponent select = (AbstractSelectComponent) component;
if (clientSelectItems != null && !clientSelectItems.isEmpty()) {
ResponseWriter writer = facesContext.getResponseWriter();
String clientId = component.getClientId(facesContext);
int i = 0;
for (ClientSelectItem clientSelectItem : clientSelectItems) {
String itemClientId = clientId + "Item" + (i++);
clientSelectItem.setClientId(itemClientId);
writer.startElement(itemHtmlElement, select);
writer.writeAttribute(HtmlConstants.ID_ATTRIBUTE, itemClientId, null);
writer.writeAttribute(HtmlConstants.CLASS_ATTRIBUTE,
HtmlUtil.concatClasses(defaultItemCss, select.getItemClass()), null);
String label = clientSelectItem.getLabel();
if (label != null && label.trim().length() > 0) {
writer.writeText(label, null);
} else {
writer.write("\u00a0");
}
writer.endElement(itemHtmlElement);
}
}
}
public static String getSelectInputLabel(FacesContext facesContext, UIComponent component) {
AbstractSelectComponent select = (AbstractSelectComponent) component;
Object value = select.getSubmittedValue();
String label = null;
if (value == null) {
value = select.getValue();
if (value != null) {
Iterator items = SelectUtils.getSelectItems(facesContext, component);
while (items.hasNext()) {
SelectItem item = items.next();
if (value.equals(item.getValue())) {
label = item.getLabel();
}
}
}
}
return label;
}
public static void addSelectCssToOptions(AbstractSelectComponent abstractSelect, Map options,
String[] defaultCss) {
String itemCss = abstractSelect.getItemClass();
if (itemCss != null && itemCss.trim().length() > 0) {
options.put(PopupConstants.OPTIONS_ITEM_CLASS, HtmlUtil.concatClasses(defaultCss[0], itemCss));
}
String selectItemCss = abstractSelect.getSelectItemClass();
if (selectItemCss != null && selectItemCss.trim().length() > 0) {
options.put(PopupConstants.OPTIONS_SELECT_ITEM_CLASS, HtmlUtil.concatClasses(defaultCss[1], selectItemCss));
}
String listCss = abstractSelect.getListClass();
if (listCss != null && listCss.trim().length() > 0) {
options.put(PopupConstants.OPTIONS_LIST_CLASS, HtmlUtil.concatClasses(defaultCss[2], listCss));
}
}
}
