Wicket Kendo UI: drop-down (custom renderer)

Lazy DropDownList: custom renderer

Components / Samples

Description

Since

wicket-kendo-ui-7.1.0

Licensing

Kendo UI "Core" is Apache License 2.0 licensed, starting from version 2014.1.416.
Prior to version 2014.1.416, Kendo UI "Web" was licensed under GPLv3.

A pro version - with a commercial license - is also available, it provides additional widgets (see http://docs.telerik.com/kendo-ui/intro/supporting/list-of-widgets)
To be able to use it, you need to change the ResourceReference with kendo.all.min.js

Sources

Java
HTML
CSS

package com.googlecode.wicket.jquery.ui.samples.kendoui.dropdown;

import org.apache.wicket.ajax.AjaxRequestTarget;
import org.apache.wicket.markup.html.form.Form;
import org.apache.wicket.model.Model;

import com.googlecode.wicket.jquery.ui.samples.data.bean.Genre;
import com.googlecode.wicket.jquery.ui.samples.data.dao.GenresDAO;
import com.googlecode.wicket.kendo.ui.form.button.AjaxButton;
import com.googlecode.wicket.kendo.ui.form.button.Button;
import com.googlecode.wicket.kendo.ui.form.dropdown.lazy.DropDownList;
import com.googlecode.wicket.kendo.ui.panel.KendoFeedbackPanel;
import com.googlecode.wicket.kendo.ui.renderer.ChoiceRenderer;

public class RendererDropDownPage extends AbstractDropDownPage
{
	private static final long serialVersionUID = 1L;

	public RendererDropDownPage()
	{
		Form<Void> form = new Form<Void>("form");
		this.add(form);

		// FeedbackPanel //
		final KendoFeedbackPanel feedback = new KendoFeedbackPanel("feedback");
		form.add(feedback);

		// DropDownList //
		final DropDownList<Genre> dropdown = new DropDownList<Genre>("select", new Model<Genre>(), GenresDAO.all(), new ChoiceRenderer<Genre>("name", "id"));
		form.add(dropdown.setListWidth(200));

		// Buttons //
		form.add(new Button("submit") {

			private static final long serialVersionUID = 1L;

			@Override
			public void onSubmit()
			{
				RendererDropDownPage.this.info(dropdown);
			}
		});

		form.add(new AjaxButton("button") {

			private static final long serialVersionUID = 1L;

			@Override
			protected void onSubmit(AjaxRequestTarget target)
			{
				RendererDropDownPage.this.info(dropdown);
				target.add(feedback);
			}
		});
	}

	private void info(DropDownList<Genre> dropdown)
	{
		Genre choice =  dropdown.getModelObject();

		this.info(choice != null ? choice : "no choice");
	}
}

<!DOCTYPE html>
<html xmlns:wicket="http://wicket.apache.org">
<head>
<wicket:head>
	<title>Wicket Kendo UI: drop-down (custom renderer)</title>
</wicket:head>
</head>
<body>
<wicket:extend>
	<div id="demo-panel">
		<form wicket:id="form">
			<input wicket:id="select" />
			<button wicket:id="submit" type="submit">Submit</button>
			<button wicket:id="button">Ajax Button</button>
			<br/><br/>
			<div wicket:id="feedback" style="width: 360px;"></div>
		</form>
	</div>
</wicket:extend>
</body>
</html>