    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
    015package org.apache.tapestry5.internal.renderers;
    016
    017import org.apache.tapestry5.EventContext;
    018import org.apache.tapestry5.MarkupWriter;
    019import org.apache.tapestry5.ioc.annotations.Primary;
    020import org.apache.tapestry5.services.ObjectRenderer;
    021
    022/**
    023 * Renders out the values stored inside a {@link EventContext}.
    024 */
    025public 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}