    001    // Copyright 2008 The Apache Software Foundation
    002    //
    003    // Licensed under the Apache License, Version 2.0 (the "License");
    004    // you may not use this file except in compliance with the License.
    005    // You may obtain a copy of the License at
    006    //
    007    //     http://www.apache.org/licenses/LICENSE-2.0
    008    //
    009    // Unless required by applicable law or agreed to in writing, software
    010    // distributed under the License is distributed on an "AS IS" BASIS,
    011    // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    012    // See the License for the specific language governing permissions and
    013    // limitations under the License.
    014
    015    package org.apache.tapestry5.internal.renderers;
    016
    017    import org.apache.tapestry5.EventContext;
    018    import org.apache.tapestry5.MarkupWriter;
    019    import org.apache.tapestry5.ioc.annotations.Primary;
    020    import org.apache.tapestry5.services.ObjectRenderer;
    021
    022    /**
    023     * Renders out the values stored inside a {@link EventContext}.
    024     */
    025    public class EventContextRenderer implements ObjectRenderer<EventContext>
    026    {
    027        private final ObjectRenderer masterRenderer;
    028
    029        public EventContextRenderer(@Primary ObjectRenderer masterRenderer)
    030        {
    031            this.masterRenderer = masterRenderer;
    032        }
    033
    034
    035        public void render(EventContext object, MarkupWriter writer)
    036        {
    037            int count = object.getCount();
    038
    039            if (count == 0) return;
    040
    041            writer.element("ul", "class", "t-data-list");
    042
    043            for (int i = 0; i < count; i++)
    044            {
    045                writer.element("li");
    046
    047                masterRenderer.render(object.get(Object.class, i), writer);
    048
    049                writer.end();
    050            }
    051
    052            writer.end();
    053        }
    054    }