/*
* 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.dashboard;
import java.io.IOException;
import javax.faces.component.UIComponent;
import javax.faces.context.FacesContext;
import javax.faces.context.ResponseWriter;
import org.primefaces.component.panel.Panel;
import org.primefaces.model.DashboardColumn;
import org.primefaces.model.DashboardModel;
import org.primefaces.renderkit.CoreRenderer;
import org.primefaces.util.WidgetBuilder;
public class DashboardRenderer extends CoreRenderer {
@Override
public void decode(FacesContext context, UIComponent component) {
decodeBehaviors(context, component);
}
@Override
public void encodeEnd(FacesContext context, UIComponent component) throws IOException {
Dashboard dashboard = (Dashboard) component;
encodeMarkup(context, dashboard);
encodeScript(context, dashboard);
}
protected void encodeMarkup(FacesContext contextr, Dashboard dashboard) throws IOException {
ResponseWriter writer = contextr.getResponseWriter();
String clientId = dashboard.getClientId(contextr);
writer.startElement("div", dashboard);
writer.writeAttribute("id", clientId, "id");
String styleClass = dashboard.getStyleClass() != null ? Dashboard.CONTAINER_CLASS + " " + dashboard.getStyleClass() : Dashboard.CONTAINER_CLASS;
writer.writeAttribute("class", styleClass, "styleClass");
if(dashboard.getStyle() != null)
writer.writeAttribute("style", dashboard.getStyle(), "style");
DashboardModel model = dashboard.getModel();
if(model != null) {
for(DashboardColumn column : model.getColumns()) {
writer.startElement("div", null);
writer.writeAttribute("class", Dashboard.COLUMN_CLASS, null);
for(String widgetId : column.getWidgets()) {
Panel widget = findWidget(widgetId, dashboard);
if(widget != null)
renderChild(contextr, widget);
}
writer.endElement("div");
}
}
writer.endElement("div");
}
protected void encodeScript(FacesContext context, Dashboard dashboard) throws IOException {
String clientId = dashboard.getClientId(context);
WidgetBuilder wb = getWidgetBuilder(context);
wb.init("Dashboard", dashboard.resolveWidgetVar(), clientId)
.attr("disabled", dashboard.isDisabled(), false);
encodeClientBehaviors(context, dashboard);
wb.finish();
}
protected Panel findWidget(String id, Dashboard dashboard) {
for(UIComponent child : dashboard.getChildren()) {
Panel panel = (Panel) child;
if(panel.getId().equals(id))
return panel;
}
return null;
}
@Override
public void encodeChildren(FacesContext context, UIComponent component) throws IOException {
//Rendering happens on encodeEnd
}
@Override
public boolean getRendersChildren() {
return true;
}
}