Wicket in 60 Minutes Wicket 4 Newbs

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AgendaAgenda  Waarom Wicket?  Basis Ingredienten Wicket Applicatie  Demo: Hello World! met Maven en Wicket  Demo: Wicked Bookstore  Enkele Wicket Componenten

Waarom Wicket? (Hadden nog niet genoeg web frameworks?)

Jawel... EchoCocoonMaverick StrutsTurbineWebWork GWTTapestryClick SmileJappleSpring MVC SOFIAJatoTeaServlet JFormularStripesMelati ExpressoJPublish...

Maar Wicket...  Is Component Oriented  Houd HTML en Java Strikt Gescheiden  Heeft Geen XML configuratie nodig!

Wicket is Component Oriented Composite Pattern

Wicket is Component Oriented Voorbeeld: Form Components

Java en HTML Gescheiden HTML mark-up: famous quote here Java code: String quoteNeilArmstrong= ”This is one small step for a man, “ + “one giant leap for mankind."; add(new Label("quoteOfDay", quoteNeilArmstrong));

Geen XML Configuraties Meer! <!DOCTYPE struts-config PUBLIC "-//Apache Software Foundation//DTD Struts Configuration 1.0//EN" " (...) <action path="/login" type="test.struts.LoginAction" > (...)

Wat gaat er in de soep? Wicket Basis Ingredienten

 Wicket dependency in pom.xml  Wicket Servlet Filter in web.xml  WebApplication class  WebPage class  HTML template ( + CSS )

Dependencies in pom.xml org.apache.wicket wicket ${wicket.version} Wicket ‘core’ library: org.apache.wicket wicket-spring ${wicket.version} Wicket Spring integratie library:

Servlet Filter in web.xml wicket.helloworld org.apache.wicket.protocol.http.WicketFilter applicationClassName nl.iprofs.MyWicketApplication wicket.helloworld /*

WebApplication Class package nl.iprofs; import org.apache.wicket.protocol.http.WebApplication; public class WicketApplication extends WebApplication { public MyWicketApplication() {} public Class getHomePage() { return HomePage.class; }

WebPage Class package nl.iprofs; import org.apache.wicket.PageParameters; import org.apache.wicket.markup.html.basic.Label; import org.apache.wicket.markup.html.WebPage; public class HomePage extends WebPage { public HomePage(final PageParameters parameters) { String neilArmstrongQuote = "This is one small step for a man, " + "one giant leap for mankind"; add( new Label("quoteOfDay", neilArmstrongQuote)); }

HTML Template Quote of the Day Quote of the Day famous quote here

Demo Hello Wicked World

Wicket Componenten

Wicket Component Structuur

Link Component HTML mark-up: Home Java code: Link homeLink = new BookmarkablePageLink("homeLink", HomePage.class);

ListView Component HTML mark-up: Boek A Java code: add(new ListView("categoryRow", categorieen) protected void populateItem(ListItem item) { Category category = (Category) item.getModelObject(); Link catLink = new BookmarkablePageLink( "catLink", HomePage.class); catLink.add(new Label("catLabel", category.getName())); item.add(catLink); } });

Demo WickedBookstore

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