/*
* Copyright 2009-2014 PrimeTek.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.primefaces.component.menu;
import java.io.IOException;
import java.util.List;
import javax.faces.context.FacesContext;
import javax.faces.context.ResponseWriter;
import org.primefaces.model.menu.MenuElement;
import org.primefaces.model.menu.MenuItem;
import org.primefaces.model.menu.Separator;
import org.primefaces.model.menu.Submenu;
import org.primefaces.util.WidgetBuilder;
public class MenuRenderer extends BaseMenuRenderer {
protected void encodeScript(FacesContext context, AbstractMenu abstractMenu) throws IOException {
Menu menu = (Menu) abstractMenu;
String clientId = menu.getClientId(context);
WidgetBuilder wb = getWidgetBuilder(context);
wb.initWithDomReady("PlainMenu", menu.resolveWidgetVar(), clientId);
if(menu.isOverlay()) {
encodeOverlayConfig(context, menu, wb);
}
wb.finish();
}
protected void encodeMarkup(FacesContext context, AbstractMenu abstractMenu) throws IOException {
ResponseWriter writer = context.getResponseWriter();
Menu menu = (Menu) abstractMenu;
String clientId = menu.getClientId(context);
String style = menu.getStyle();
String styleClass = menu.getStyleClass();
String defaultStyleClass = menu.isOverlay() ? Menu.DYNAMIC_CONTAINER_CLASS : Menu.STATIC_CONTAINER_CLASS;
styleClass = styleClass == null ? defaultStyleClass : defaultStyleClass+ " " + styleClass;
writer.startElement("div", menu);
writer.writeAttribute("id", clientId, "id");
writer.writeAttribute("class", styleClass, "styleClass");
if(style != null) {
writer.writeAttribute("style", style, "style");
}
writer.writeAttribute("role", "menu", null);
encodeKeyboardTarget(context, menu);
if(menu.getElementsCount() > 0) {
writer.startElement("ul", null);
writer.writeAttribute("class", Menu.LIST_CLASS, null);
encodeElements(context, menu, menu.getElements());
writer.endElement("ul");
}
writer.endElement("div");
}
protected void encodeElements(FacesContext context, Menu menu, List<MenuElement> elements) throws IOException{
ResponseWriter writer = context.getResponseWriter();
for(MenuElement element : elements) {
if(element.isRendered()) {
if(element instanceof MenuItem) {
MenuItem menuItem = (MenuItem) element;
String containerStyle = menuItem.getContainerStyle();
String containerStyleClass = menuItem.getContainerStyleClass();
containerStyleClass = (containerStyleClass == null) ? Menu.MENUITEM_CLASS: Menu.MENUITEM_CLASS + " " + containerStyleClass;
writer.startElement("li", null);
writer.writeAttribute("class", containerStyleClass, null);
writer.writeAttribute("role", "menuitem", null);
if(containerStyle != null) {
writer.writeAttribute("style", containerStyle, null);
}
encodeMenuItem(context, menu, menuItem);
writer.endElement("li");
}
else if(element instanceof Submenu) {
encodeSubmenu(context, menu, (Submenu) element);
}
else if(element instanceof Separator) {
encodeSeparator(context, (Separator) element);
}
}
}
}
protected void encodeSubmenu(FacesContext context, Menu menu, Submenu submenu) throws IOException {
ResponseWriter writer = context.getResponseWriter();
String label = submenu.getLabel();
String style = submenu.getStyle();
String styleClass = submenu.getStyleClass();
styleClass = styleClass == null ? Menu.SUBMENU_TITLE_CLASS : Menu.SUBMENU_TITLE_CLASS + " " + styleClass;
//title
writer.startElement("li", null);
writer.writeAttribute("class", styleClass, null);
if(style != null) {
writer.writeAttribute("style", style, null);
}
writer.startElement("h3", null);
if(label != null) {
writer.writeText(label, "value");
}
writer.endElement("h3");
writer.endElement("li");
encodeElements(context, menu, submenu.getElements());
}
}