org.primefaces.renderkit.RendererUtils 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.renderkit;
import java.io.IOException;
import java.util.Map;
import javax.el.ValueExpression;
import javax.faces.component.UIComponent;
import javax.faces.context.FacesContext;
import javax.faces.context.ResponseWriter;
import org.primefaces.util.HTML;
public class RendererUtils {
private RendererUtils() {}
public static void encodeCheckbox(FacesContext context, boolean checked) throws IOException {
ResponseWriter writer = context.getResponseWriter();
String icon = checked ? HTML.CHECKBOX_CHECKED_ICON_CLASS : HTML.CHECKBOX_UNCHECKED_ICON_CLASS;
writer.startElement("div", null);
writer.writeAttribute("class", HTML.CHECKBOX_CLASS, null);
writer.startElement("div", null);
writer.writeAttribute("class", HTML.CHECKBOX_BOX_CLASS, null);
writer.startElement("span", null);
writer.writeAttribute("class", icon, null);
writer.endElement("span");
writer.endElement("div");
writer.endElement("div");
}
public static void encodeCheckbox(FacesContext context, boolean checked, boolean partialSelected) throws IOException {
ResponseWriter writer = context.getResponseWriter();
String icon;
if (checked)
icon = HTML.CHECKBOX_CHECKED_ICON_CLASS;
else if (partialSelected)
icon = HTML.CHECKBOX_PARTIAL_CHECKED_ICON_CLASS;
else
icon = HTML.CHECKBOX_UNCHECKED_ICON_CLASS;
writer.startElement("div", null);
writer.writeAttribute("class", HTML.CHECKBOX_CLASS, null);
writer.startElement("div", null);
writer.writeAttribute("class", HTML.CHECKBOX_BOX_CLASS, null);
writer.startElement("span", null);
writer.writeAttribute("class", icon, null);
writer.endElement("span");
writer.endElement("div");
writer.endElement("div");
}
public static void renderPassThroughAttributes(FacesContext context, UIComponent component) throws IOException {
ResponseWriter writer = context.getResponseWriter();
Map passthroughAttributes = component.getPassThroughAttributes(false);
if (passthroughAttributes != null && !passthroughAttributes.isEmpty()) {
for (Map.Entry attribute : passthroughAttributes.entrySet()) {
Object attributeValue = attribute.getValue();
if (attributeValue != null) {
String value = null;
if (attributeValue instanceof ValueExpression) {
Object expressionValue = ((ValueExpression) attributeValue).getValue(context.getELContext());
if (expressionValue != null) {
value = expressionValue.toString();
}
}
else {
value = attributeValue.toString();
}
if (value != null) {
writer.writeAttribute(attribute.getKey(), value, null);
}
}
}
}
}
}