org.primefaces.component.tagcloud.TagCloudRenderer 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.tagcloud;
import java.io.IOException;
import javax.faces.component.UIComponent;
import javax.faces.context.FacesContext;
import javax.faces.context.ResponseWriter;
import org.primefaces.model.tagcloud.TagCloudItem;
import org.primefaces.model.tagcloud.TagCloudModel;
import org.primefaces.renderkit.CoreRenderer;
import org.primefaces.util.WidgetBuilder;
public class TagCloudRenderer extends CoreRenderer {
@Override
public void decode(FacesContext context, UIComponent component) {
decodeBehaviors(context, component);
}
@Override
public void encodeEnd(FacesContext context, UIComponent component) throws IOException {
TagCloud tagCloud = (TagCloud) component;
encodeMarkup(context, tagCloud);
encodeScript(context, tagCloud);
}
protected void encodeMarkup(FacesContext context, TagCloud tagCloud) throws IOException {
ResponseWriter writer = context.getResponseWriter();
TagCloudModel model = tagCloud.getModel();
String styleClass = tagCloud.getStyleClass();
String style = tagCloud.getStyle();
styleClass = styleClass == null ? TagCloud.STYLE_CLASS : TagCloud.STYLE_CLASS + " " + styleClass;
writer.startElement("div", tagCloud);
writer.writeAttribute("id", tagCloud.getClientId(context), "id");
writer.writeAttribute("class", styleClass, "styleClass");
if(style != null) {
writer.writeAttribute("style", style, "style");
}
writer.startElement("ul", null);
for(TagCloudItem item : model.getTags()) {
String url = item.getUrl();
String href = url == null ? "#" : getResourceURL(context, item.getUrl());
writer.startElement("li", null);
writer.writeAttribute("class", "ui-tagcloud-strength-" + item.getStrength(), null);
writer.startElement("a", null);
writer.writeAttribute("href", href, null);
writer.writeText(item.getLabel(), null);
writer.endElement("a");
writer.endElement("li");
}
writer.endElement("ul");
writer.endElement("div");
}
protected void encodeScript(FacesContext context, TagCloud tagCloud) throws IOException {
String clientId = tagCloud.getClientId(context);
WidgetBuilder wb = getWidgetBuilder(context);
wb.init("TagCloud", tagCloud.resolveWidgetVar(), clientId);
encodeClientBehaviors(context, tagCloud);
wb.finish();
}
}