/*
* 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.renderkit.html.scarborough.standard.tag;
import org.apache.myfaces.tobago.component.UIColumn;
import org.apache.myfaces.tobago.component.UILink;
import org.apache.myfaces.tobago.component.UIOut;
import org.apache.myfaces.tobago.context.Markup;
import org.apache.myfaces.tobago.internal.component.AbstractUIMenu;
import org.apache.myfaces.tobago.renderkit.LayoutComponentRendererBase;
import org.apache.myfaces.tobago.renderkit.util.RenderUtils;
import org.apache.myfaces.tobago.util.ComponentUtils;
import org.apache.myfaces.tobago.util.FacetUtils;
import javax.faces.component.UIComponent;
import javax.faces.context.FacesContext;
import java.io.IOException;
public class ColumnRenderer extends LayoutComponentRendererBase {
@Override
public void prepareRender(FacesContext facesContext, UIComponent component) throws IOException {
super.prepareRender(facesContext, component);
final UIColumn column = (UIColumn) component;
if (isPure(column)) {
ComponentUtils.addCurrentMarkup(column, Markup.PURE);
}
}
/**
* Differ between simple content and complex content.
* Decide if the content of a cell needs usually the whole possible space or
* is the character of the content like flowing text.
* In the second case, the style usually sets a padding.<br/>
* Pure is needed for <tc:panel>, <tc:in>, etc.<br/>
* Pure is not needed for <tc:out> and <tc:link>
*/
private boolean isPure(UIColumn column) {
for (UIComponent child : column.getChildren()) {
if (!(child instanceof UIOut) && !(child instanceof UILink)) {
return true;
}
}
return false;
}
@Override
public boolean getPrepareRendersChildren() {
return true;
}
@Override
public void prepareRendersChildren(FacesContext facesContext, UIComponent component) throws IOException {
AbstractUIMenu dropDownMenu = FacetUtils.getDropDownMenu(component);
if (dropDownMenu != null) {
RenderUtils.prepareRendererAll(facesContext, dropDownMenu);
}
}
@Override
public boolean getRendersChildren() {
return true;
}
}