// Copyright 2004, 2005 The Apache Software Foundation
//
// 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.apache.tapestry.html;
import org.apache.tapestry.AbstractComponent;
import org.apache.tapestry.IMarkupWriter;
import org.apache.tapestry.IRequestCycle;
import org.apache.tapestry.engine.IEngineService;
import org.apache.tapestry.engine.ILink;
/**
* Implements a <frame> within a <frameset>. [ <a
* href="../../../../../ComponentReference/Frame.html">Component Reference </a>]
*
* @author Howard Lewis Ship
*/
public abstract class Frame extends AbstractComponent
{
/**
* Injected engine service.
*
* @since 4.0
*/
public abstract IEngineService getPageService();
protected void renderComponent(IMarkupWriter writer, IRequestCycle cycle)
{
IEngineService pageService = getPageService();
ILink link = pageService.getLink(false, getTargetPage());
writer.beginEmpty("frame");
writer.attribute("src", link.getURL());
renderInformalParameters(writer, cycle);
writer.closeTag();
}
public abstract String getTargetPage();
public abstract void setTargetPage(String targetPage);
}