tobago-core/src/main/java/org/apache/myfaces/tobago/internal/renderkit/renderer/PanelRenderer.java

/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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.apache.myfaces.tobago.internal.renderkit.renderer;

import org.apache.myfaces.tobago.context.Markup;
import org.apache.myfaces.tobago.internal.component.AbstractUIPanel;
import org.apache.myfaces.tobago.internal.component.AbstractUIReload;
import org.apache.myfaces.tobago.internal.util.HtmlRendererUtils;
import org.apache.myfaces.tobago.internal.util.JsonUtils;
import org.apache.myfaces.tobago.internal.util.RenderUtils;
import org.apache.myfaces.tobago.model.CollapseMode;
import org.apache.myfaces.tobago.renderkit.css.TobagoClass;
import org.apache.myfaces.tobago.renderkit.html.DataAttributes;
import org.apache.myfaces.tobago.renderkit.html.HtmlAttributes;
import org.apache.myfaces.tobago.renderkit.html.HtmlElements;
import org.apache.myfaces.tobago.util.ComponentUtils;
import org.apache.myfaces.tobago.webapp.TobagoResponseWriter;

import javax.faces.component.UIComponent;
import javax.faces.context.FacesContext;
import java.io.IOException;

public class PanelRenderer extends PanelRendererBase {

  @Override
  public void encodeBegin(final FacesContext facesContext, final UIComponent component) throws IOException {

    final AbstractUIPanel panel = (AbstractUIPanel) component;
    final TobagoResponseWriter writer = getResponseWriter(facesContext);
    final String clientId = panel.getClientId(facesContext);
    final boolean collapsed = panel.isCollapsed();
    final Markup markup = panel.getMarkup();
    final AbstractUIReload reload = ComponentUtils.getReloadFacet(panel);

    writer.startElement(HtmlElements.TOBAGO_PANEL);
    writer.writeIdAttribute(clientId);

    writer.writeClassAttribute(
        collapsed ? TobagoClass.COLLAPSED : null,
        TobagoClass.PANEL.createMarkup(markup),
        panel.getCustomClass(),
        markup != null && markup.contains(Markup.SPREAD) ? TobagoClass.SPREAD : null);

    HtmlRendererUtils.writeDataAttributes(facesContext, writer, panel);
    final String tip = panel.getTip();
    if (tip != null) {
      writer.writeAttribute(HtmlAttributes.TITLE, tip, true);
    }

    if (reload != null && reload.isRendered()) {
      writer.writeAttribute(DataAttributes.RELOAD, reload.getFrequency());
    }

    writer.writeCommandMapAttribute(JsonUtils.encode(RenderUtils.getBehaviorCommands(facesContext, panel)));

    if (panel.getCollapsedMode() != CollapseMode.none) {
      encodeHidden(writer, clientId, collapsed);
    }
  }

  @Override
  public void encodeEnd(final FacesContext facesContext, final UIComponent component) throws IOException {
    final TobagoResponseWriter writer = getResponseWriter(facesContext);
    writer.endElement(HtmlElements.TOBAGO_PANEL);
  }
}