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org.primefaces.component.ribbon.RibbonRenderer Maven / Gradle / Ivy
/*
* 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.ribbon;
import java.io.IOException;
import java.util.List;
import javax.faces.component.UIComponent;
import javax.faces.context.FacesContext;
import javax.faces.context.ResponseWriter;
import org.primefaces.component.tabview.Tab;
import org.primefaces.renderkit.CoreRenderer;
import org.primefaces.util.WidgetBuilder;
public class RibbonRenderer extends CoreRenderer {
@Override
public void encodeEnd(FacesContext context, UIComponent component) throws IOException {
Ribbon ribbon = (Ribbon) component;
encodeMarkup(context, ribbon);
encodeScript(context, ribbon);
}
private void encodeScript(FacesContext context, Ribbon ribbon) throws IOException {
String clientId = ribbon.getClientId(context);
WidgetBuilder wb = getWidgetBuilder(context);
wb.init("Ribbon", ribbon.resolveWidgetVar(), clientId);
wb.finish();
}
protected void encodeMarkup(FacesContext context, Ribbon ribbon) throws IOException {
ResponseWriter writer = context.getResponseWriter();
String clientId = ribbon.getClientId(context);
String style = ribbon.getStyle();
String styleClass = ribbon.getStyleClass();
styleClass = (styleClass == null) ? Ribbon.CONTAINER_CLASS: Ribbon.CONTAINER_CLASS + " " + styleClass;
writer.startElement("div", ribbon);
writer.writeAttribute("id", clientId, "id");
writer.writeAttribute("class", styleClass, "styleClass");
if(style != null) {
writer.writeAttribute("class", style, "style");
}
encodeTabHeaders(context, ribbon);
encodeTabContents(context, ribbon);
writer.endElement("div");
}
protected void encodeTabHeaders(FacesContext context, Ribbon ribbon) throws IOException {
ResponseWriter writer = context.getResponseWriter();
int activeIndex = ribbon.getActiveIndex();
int childCount = ribbon.getChildCount();
writer.startElement("ul", ribbon);
writer.writeAttribute("class", Ribbon.NAVIGATOR_CLASS, null);
writer.writeAttribute("role", "tablist", null);
if(childCount > 0) {
List children = ribbon.getChildren();
for (int i = 0; i < childCount; i++) {
UIComponent child = children.get(i);
if(child instanceof Tab && child.isRendered()) {
Tab tab = (Tab) child;
String title = tab.getTitle();
boolean active = (i == activeIndex);
String headerClass = (active) ? Ribbon.ACTIVE_TAB_HEADER_CLASS : Ribbon.INACTIVE_TAB_HEADER_CLASS;
//header container
writer.startElement("li", null);
writer.writeAttribute("class", headerClass, null);
writer.writeAttribute("role", "tab", null);
writer.writeAttribute("aria-expanded", String.valueOf(active), null);
writer.startElement("a", null);
writer.writeAttribute("href", tab.getClientId(context), null);
if(title != null) {
writer.writeText(title, null);
}
writer.endElement("a");
writer.endElement("li");
}
}
}
writer.endElement("ul");
}
protected void encodeTabContents(FacesContext context, Ribbon ribbon) throws IOException {
ResponseWriter writer = context.getResponseWriter();
int activeIndex = ribbon.getActiveIndex();
int childCount = ribbon.getChildCount();
writer.startElement("div", ribbon);
writer.writeAttribute("class", Ribbon.PANELS_CLASS, null);
if(childCount > 0) {
List children = ribbon.getChildren();
for (int i = 0; i < childCount; i++) {
UIComponent child = children.get(i);
if(child instanceof Tab && child.isRendered()) {
Tab tab = (Tab) child;
encodeTabContent(context, ribbon, tab, (i == activeIndex));
}
}
}
writer.endElement("div");
}
protected void encodeTabContent(FacesContext context, Ribbon ribbon, Tab tab, boolean active) throws IOException {
ResponseWriter writer = context.getResponseWriter();
String contentClass = active ? Ribbon.ACTIVE_TAB_CONTENT_CLASS : Ribbon.INACTIVE_TAB_CONTENT_CLASS;
int childCount = tab.getChildCount();
writer.startElement("div", ribbon);
writer.writeAttribute("id", tab.getClientId(context), null);
writer.writeAttribute("class", contentClass, null);
if(childCount > 0) {
writer.startElement("ul", ribbon);
writer.writeAttribute("class", Ribbon.GROUPS_CLASS, null);
List children = tab.getChildren();
for(int i = 0; i < childCount;i++) {
UIComponent child = children.get(i);
if(child instanceof RibbonGroup && child.isRendered()) {
RibbonGroup group = (RibbonGroup) child;
group.encodeAll(context);
}
}
writer.endElement("ul");
}
writer.endElement("div");
}
@Override
public void encodeChildren(FacesContext context, UIComponent component) throws IOException {
//Do nothing
}
@Override
public boolean getRendersChildren() {
return true;
}
}
