palettepage.java

Wicket一个开发Java Web应用程序框架。它使得开发web应用程序变得容易而轻松。 Wicket利用一个POJO data beans组件使得它可以与任何持久层技术相结合。

/*
 * 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.wicket.examples.compref;

import java.io.Serializable;
import java.util.ArrayList;
import java.util.List;

import org.apache.wicket.examples.WicketExamplePage;
import org.apache.wicket.extensions.markup.html.form.palette.Palette;
import org.apache.wicket.markup.html.form.ChoiceRenderer;
import org.apache.wicket.markup.html.form.Form;
import org.apache.wicket.markup.html.form.IChoiceRenderer;
import org.apache.wicket.markup.html.panel.FeedbackPanel;
import org.apache.wicket.model.Model;


/**
 * Palette component example
 * 
 * @author ivaynberg
 */
public class PalettePage extends WicketExamplePage
{
	/**
	 * Constructor
	 */
	public PalettePage()
	{
		List persons = ComponentReferenceApplication.getPersons();
		IChoiceRenderer renderer = new ChoiceRenderer("fullName", "fullName");

		final Palette palette = new Palette("palette", new Model(new ArrayList()), new Model(
				(Serializable)persons), renderer, 10, true);


		Form form = new Form("form")
		{
			protected void onSubmit()
			{
				info("selected person(s): " + palette.getModelObjectAsString());
			}
		};

		add(form);
		form.add(palette);

		add(new FeedbackPanel("feedback"));
	}

	protected void explain()
	{
		String html = "<form wicket:id=\"form\">\n" + "<span wicket:id=\"palette\">\n"
				+ "</span>\n</form>";
		String code = "&nbsp;&nbsp;&nbsp;&nbsp;Form f=new Form(\"form\");<br/>"
				+ "&nbsp;&nbsp;&nbsp;&nbsp;add(f);<br/>"
				+ "&nbsp;&nbsp;&nbsp;&nbsp;List persons = ComponentReferenceApplication.getPersons();;<br/>"
				+ "&nbsp;&nbsp;&nbsp;&nbsp;IChoiceRenderer renderer = new ChoiceRenderer(\"fullName\", \"fullName\");<br/>"
				+ "&nbsp;&nbsp;&nbsp;&nbsp;final Palette palette = new Palette(\"palette\", new Model(new ArrayList()), new Model(<br/>"
				+ "&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;(Serializable)persons), renderer, 10, true);<br/>";
		add(new ExplainPanel(html, code));
	}
}