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/*
* Original Code Copyright Prime Technology.
* Subsequent Code Modifications Copyright 2011-2012 ICEsoft Technologies Canada Corp. (c)
*
* 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.
*
* NOTE THIS CODE HAS BEEN MODIFIED FROM ORIGINAL FORM
*
* Subsequent Code Modifications have been made and contributed by ICEsoft Technologies Canada Corp. (c).
*
* Code Modification 1: Integrated with ICEfaces Advanced Component Environment.
* Contributors: ICEsoft Technologies Canada Corp. (c)
*
* Code Modification 2: (ICE-6978) Used JSONBuilder to add the functionality of escaping JS output.
* Contributors: ICEsoft Technologies Canada Corp. (c)
* Contributors: ______________________
*/
package org.icefaces.ace.component.menubar;
import org.icefaces.ace.component.menu.AbstractMenu;
import org.icefaces.ace.component.menu.BaseMenuRenderer;
import org.icefaces.ace.component.menuitem.MenuItem;
import org.icefaces.ace.component.submenu.Submenu;
import org.icefaces.ace.component.menuseparator.MenuSeparator;
import org.icefaces.ace.component.multicolumnsubmenu.MultiColumnSubmenu;
import org.icefaces.ace.util.JSONBuilder;
import org.icefaces.ace.util.Utils;
import org.icefaces.render.MandatoryResourceComponent;
import javax.faces.component.UIComponent;
import javax.faces.context.FacesContext;
import javax.faces.context.ResponseWriter;
import java.io.IOException;
import java.util.Iterator;
import java.util.logging.Logger;
@MandatoryResourceComponent(tagName="menuBar", value="org.icefaces.ace.component.menubar.MenuBar")
public class MenuBarRenderer extends BaseMenuRenderer {
private final static Logger logger = Logger.getLogger(MenuBarRenderer.class.getName());
@Override
public void encodeEnd(FacesContext context, UIComponent component) throws IOException {
AbstractMenu menu = (AbstractMenu) component;
if(menu.shouldBuildFromModel()) {
menu.buildMenuFromModel();
}
encodeMarkup(context, menu);
}
protected void encodeScript(FacesContext context, AbstractMenu abstractMenu) throws IOException{
ResponseWriter writer = context.getResponseWriter();
MenuBar menubar = (MenuBar) abstractMenu;
String clientId = menubar.getClientId(context);
String widgetVar = this.resolveWidgetVar(menubar);
writer.startElement("script", null);
writer.writeAttribute("type", "text/javascript", null);
JSONBuilder json = JSONBuilder.create().initialiseVar(widgetVar);
json.beginFunction("ice.ace.create")
.item("Menubar")
.beginArray()
.item(clientId)
.beginMap()
.entry("autoSubmenuDisplay", menubar.isAutoSubmenuDisplay())
.entry("direction", menubar.getDirection())
.entryNonNullValue("styleClass", menubar.getStyleClass())
.entryNonNullValue("style", menubar.getStyle())
.beginMap("animation")
.entry("animated", menubar.getEffect())
.entry("duration", menubar.getEffectDuration())
.endMap()
.endMap()
.endArray()
.endFunction();
writer.write(json.toString());
writer.endElement("script");
}
protected void encodeMarkup(FacesContext context, AbstractMenu abstractMenu) throws IOException {
ResponseWriter writer = context.getResponseWriter();
MenuBar menubar = (MenuBar) abstractMenu;
String clientId = menubar.getClientId(context);
writer.startElement("div", menubar);
writer.writeAttribute("id", clientId, null);
writer.writeAttribute("style", "display:none;", null);
writer.startElement("ul", null);
encodeMenuContent(context, menubar);
writer.endElement("ul");
encodeScript(context, menubar);
writer.endElement("div");
}
protected void encodeMenuContent(FacesContext context, UIComponent component) throws IOException {
ResponseWriter writer = context.getResponseWriter();
for(Iterator iterator = component.getChildren().iterator(); iterator.hasNext();) {
UIComponent child = (UIComponent) iterator.next();
if(child.isRendered()) {
writer.startElement("li", null);
if(child instanceof MenuItem) {
encodeMenuItem(context, (MenuItem) child);
} else if(child instanceof MenuSeparator) {
// we just need
} else if(child instanceof Submenu) {
encodeSubmenu(context, (Submenu) child);
} else if(child instanceof MultiColumnSubmenu) {
encodeMultiColumnSubmenu(context, (MultiColumnSubmenu) child);
}
writer.endElement("li");
}
}
}
protected void encodeSubmenu(FacesContext context, Submenu submenu) throws IOException{
ResponseWriter writer = context.getResponseWriter();
UIComponent labelFacet = submenu.getFacet("label");
String icon = submenu.getIcon();
boolean disabled = submenu.isDisabled();
//title
if(labelFacet == null) {
String label = submenu.getLabel();
writer.startElement("a", null);
if (disabled) {
writer.writeAttribute("class", "ui-state-disabled", null);
} else {
writer.writeAttribute("href", "#", null);
}
if(icon != null) {
writer.startElement("span", null);
writer.writeAttribute("class", icon + " wijmo-wijmenu-icon-left", null);
writer.endElement("span");
}
if(label != null) {
writer.startElement("span", null);
String style = submenu.getStyle();
if (style != null && style.trim().length() > 0) {
writer.writeAttribute("style", style, "style");
}
Utils.writeConcatenatedStyleClasses(writer, "wijmo-wijmenu-text", submenu.getStyleClass());
writer.write(submenu.getLabel());
writer.endElement("span");
}
writer.endElement("a");
}
else {
//backwards compatibility
logger.info("label facet of a menubar item is deprecated, use a menuitem instead instead of a submenu.");
encodeMenuItem(context, (MenuItem) labelFacet);
}
//submenus and menuitems
if(submenu.getChildCount() > 0 && !disabled) {
writer.startElement("ul", null);
Integer top = submenu.getPositionTop();
if (top != null) {
writer.writeAttribute("top", top.intValue(), null);
}
Integer left = submenu.getPositionLeft();
if (left != null) {
writer.writeAttribute("left", submenu.getPositionLeft(), null);
}
String relativeTo = submenu.getRelativeTo();
if (relativeTo != null) {
writer.writeAttribute("relativeto", relativeTo.toLowerCase(), null);
}
encodeMenuContent(context, submenu);
writer.endElement("ul");
}
}
}