I found this thread:
http://apache-wicket.1842946.n4.nabble.com/Wicket-1-4m3-AjaxButton-AjaxSubmitLink-in-ModalWindow-in-IE-7-Problem-td1893357.html
So I checked all wicket:ids, and none of them has a value of 'id' or
'submit' or something similar. IE still fails to load the panels...
2011/7/3 Kurt Sys <kurt....@gmail.com>
> The lazy loading example seems to work fine (I tried Wicket 1.4.17, the one
> I'm using too).
>
> For some reason 'precondition()' returns false in IE when called from my
> app. The code loading the panels is really straight forward. I can't think
> of any reason (for now) why the precondition returns false, only in IE, and
> even not for all lazyloadpanels.
> I have actually no idea where precondition is changed or something - I
> checked the js file (wicket-ajax.js) and there the function of the prototype
> just returns true (see below). So, precondition it is changed somewhere, for
> some reason, and probably something in a javascript-file of wicket that is
> called from my code IE doesn't like (other browsers don't complain). What
> code can be wrong? Something 'wrong' in the html-files? Style files (which
> would be very odd, if you ask me)?
>
> --
>
> Wicket.Ajax.Request.prototype = {
> // Creates a new request object. initialize: function(url,
> loadedCallback, parseResponse, randomURL, failureHandler, channel) {
> this.url = url;
> this.loadedCallback = loadedCallback;
> // whether we should give the loadedCallback parsed response
> (DOM tree) or the raw string this.parseResponse = parseResponse
> != null ? parseResponse : true;
> this.randomURL = randomURL != null ? randomURL : true;
> this.failureHandler = failureHandler != null ? failureHandler :
> function() { };
> this.async = true;
> this.channel = channel;
> this.precondition = function() { return true; } // allow a
> condition to block request
> // when suppressDone is set, the loadedCallback is responsible
> for calling // Ajax.Request.done() to process possibly pendings
> requests in the channel. this.suppressDone = false;
> this.instance = Math.random();
> this.debugContent = true;
> },
> --
>
>
>
>
> 2011/7/3 Martin Grigorov <mgrigo...@apache.org>
>
>> Can you check http://wicketstuff.org/wicket/ajax/lazy-loading ?
>> This is Wicket 1.5-RC5.1 and it works for me with IE8.
>>
>> Wicket 1.4.17 at http://wicketstuff.org/wicket14/ajax/lazy-loading
>>
>> On Sat, Jul 2, 2011 at 5:16 PM, Kurt Sys <kurt....@gmail.com> wrote:
>> > Hey all,
>> >
>> > In IE, I can't get lazyloadpanels to load. I have a webapp with some
>> > lazyloadpanels, and none of them loads in IE - in other browsers, there
>> is
>> > no problem. (Also, the content of an iframe doesn't load, which seems to
>> be
>> > related, since it is also an ajax-request.) I've been trying both IE 8
>> and
>> > IE 9 on three different pc's. Can someone give me a clue why it won't
>> work
>> > in IE? (IE security settings are set to low, scripts etc are
>> > enabled/allowed, so I suppose ajax-requests can be performed... if not,
>> I
>> > have no clue how to allow ajax in IE.) You may check it out:
>> > http://www.tinyleaps.be
>> >
>> > I've been checking on similar problems with lazyloadpanel in ie, and the
>> > problem was known in 2008 (if it's the same, but it looks really
>> similar):
>> > http://www.mail-archive.com/users@wicket.apache.org/msg18815.html
>> > There seems to be a bug report and a 'fixed' status, although it doesn't
>> > seem to work out fine for me - the last comment states that the fix is
>> not
>> > confirmed. Or I am missing something, which wouldn't really surprise me
>> :),
>> > or there still something wrong with the precondition stuff and loading
>> the
>> > panel in IE:
>> > https://issues.apache.org/jira/browse/WICKET-1653
>> >
>> >
>> > Ajax debug window (only these three lines):
>> > --
>> > INFO: Ajax GET stopped because of precondition check,
>> >
>> url:?wicket:interface=:3:mainpanel:bloglist:1:commentaar::IBehaviorListener:0:
>> > INFO: Ajax GET stopped because of precondition check,
>> >
>> url:?wicket:interface=:3:mainpanel:bloglist:2:commentaar::IBehaviorListener:0:
>> > INFO: Ajax GET stopped because of precondition check,
>> > url:?wicket:interface=:3:weer::IBehaviorListener:0:
>> > --
>> >
>> > HomePage.html:
>> > --
>> > [...]
>> > <body>
>> > <wicket:extend>
>> > [...]
>> > <div wicket:id="route" />
>> > [...]
>> > <div wicket:id="mainpanel" />
>> > [...]
>> > <div wicket:id="weer" class="weer" >
>> > </div>
>> > [...]
>> > </div>
>> > </wicket:extend>
>> > </body>
>> > </html>
>> > --
>> >
>> > HomePage.java:
>> > --
>> > [...]
>> >
>> > public class HomePage
>> > extends BasePage {
>> >
>> > Panel mainPanel;
>> > Label linktekst;
>> >
>> >
>> > public HomePage() {
>> > this(null);
>> > }
>> >
>> >
>> > public HomePage(PageParameters pars) {
>> > [...]
>> > add(new RoutePanel("route"));
>> >
>> >
>> > if (pars != null) {
>> > mainPanel = new BlogPanel("mainpanel", pars.getAsInteger("id"));
>> > }
>> > else {
>> > mainPanel = new BlogPanel("mainpanel");
>> > }
>> >
>> > add(mainPanel);
>> > [...]
>> > add(new AjaxLazyLoadPanel("weer") {
>> >
>> > @Override
>> > public Component getLazyLoadComponent(String markupId) {
>> > return new WeerPanel(markupId,
>> > reis.getBlogitemList().get(0).getLocation().getName());
>> > }
>> >
>> > });
>> > }
>> >
>> > }
>> > --
>> >
>> > BlogPanel.html
>> > --
>> > [...]
>> > <wicket:panel>
>> > [...]
>> > <ul class="bloglist">
>> > <li wicket:id="bloglist" class="blogitem">
>> > [...]
>> > <div wicket:id="commentaar" />
>> > </div>
>> > [...]
>> > </li>
>> > </ul>
>> > [...]
>> > </wicket:panel>
>> > </body>
>> > </html>
>> > --
>> >
>> > BlogPanel.java:
>> > --
>> > [...]
>> > public final class BlogPanel
>> > extends Panel {
>> >
>> > private static final int ITEMSPERPAGE = 3;
>> >
>> > public BlogPanel(String id) {
>> > this(id, 0);
>> > }
>> >
>> >
>> > public BlogPanel(final String id, final int blogid) {
>> > super(id);
>> >
>> > setOutputMarkupId(true);
>> >
>> > [...]
>> > List<Blogitem> blogitemList =
>> > Q.EM.createNamedQuery("Blogitem.findAll", Blogitem.class).
>> > setHint(QueryHints.REFRESH, HintValues.TRUE).getResultList();
>> >
>> > BlogListView blogListView = new BlogListView(
>> > "bloglist",
>> > new ListDataProvider(blogitemList),
>> > ITEMSPERPAGE) {
>> >
>> > @Override
>> > protected void populateItem(final Item<Blogitem> item) {
>> >
>> > [...]
>> > item.add(new AjaxLazyLoadPanel("commentaar") {
>> >
>> > @Override
>> > public Component getLazyLoadComponent(String markupId) {
>> > return new CommentaarPanel(markupId,
>> > item.getModelObject());
>> > }
>> >
>> > });
>> > [...]
>> > }
>> >
>> > };
>> >
>> > [...]
>> > add(blogListView);
>> >
>> > [...]
>> > }
>> >
>> > abstract class BlogListView
>> > extends DataView<Blogitem> {
>> >
>> > BlogListView(String id, ListDataProvider ldp, int i) {
>> > super(id, ldp, i);
>> > }
>> >
>> > [...]
>> > }
>> > }
>> > --
>> >
>> > CommentaarPanel.html:
>> > --
>> > [...]
>> > <body>
>> > <wicket:panel>
>> > <div wicket:id="commentaarToevoegen" />
>> > <ul>
>> > <li wicket:id="commentaarList" class="commentaar">
>> > <p class="zegt"><span wicket:id="tijdstip" /> - <span
>> > wicket:id="commentator" class="schrift commentator" /> laat weten:</p>
>> > <p wicket:id="tekst" class="schrift" />
>> > </li>
>> > <div wicket:id="commentaarNav" class="navigator
>> navigatordown"
>> > />
>> > </ul>
>> > </wicket:panel>
>> > </body>
>> > </html>
>> > --
>> >
>> > CommentaarPanel.java:
>> > --
>> > [...]
>> > public final class CommentaarPanel
>> > extends Panel {
>> >
>> > private Blogitem blog;
>> > private List<Comment> commentList;
>> > private DataView<Comment> commentListView;
>> >
>> >
>> > public CommentaarPanel(String id, Blogitem blog) {
>> > super(id);
>> >
>> > this.blog = blog;
>> >
>> > setOutputMarkupId(true);
>> >
>> > commentList = blog.getCommentList();
>> > Collections.sort(commentList);
>> > commentListView =
>> > new DataView<Comment>("commentaarList",
>> > new ListDataProvider(commentList),
>> > 5) {
>> >
>> > @Override
>> > protected void populateItem(Item<Comment> item) {
>> > item.add(new Label("tekst",
>> > item.getModelObject().getText()));
>> > item.add(new Label("commentator",
>> > item.getModelObject().getName()));
>> > item.add(new Label("tijdstip",
>> > Q.DF.format(item.getModelObject().getTimestamp())));
>> > }
>> >
>> > };
>> > add(commentListView);
>> > add(new AjaxPagingNavigator("commentaarNav", commentListView) {
>> >
>> > @Override
>> > public boolean isVisible() {
>> > return this.getPageable().getPageCount() > 1;
>> > }
>> >
>> > });
>> > add(new CommentaarToevoegenPanel("commentaarToevoegen", this));
>> > }
>> >
>> >
>> > public Blogitem getBlog() {
>> > return blog;
>> > }
>> >
>> >
>> > public List<Comment> getCommentList() {
>> > return commentList;
>> > }
>> >
>> >
>> > public DataView<Comment> getCommentListView() {
>> > return commentListView;
>> > }
>> >
>> > }
>> > --
>> >
>> >
>> > WeerPanel.html:
>> > --
>> > [...]
>> > <body>
>> > <wicket:panel>
>> > <span wicket:id="locatie" /><br />
>> > <img wicket:id="icoonhuidig" class="weericoon" />
>> > <p>temperatuur: <span wicket:id="temperatuur" />°C<br />
>> > vochtigheid: <span wicket:id="vochtigheid" /><br />
>> > wind: <span wicket:id="wind" /></p>
>> > </wicket:panel>
>> > </body>
>> > </html>
>> > --
>> >
>> > WeerPanel.java:
>> > --
>> > [...]
>> > public final class WeerPanel
>> > extends Panel {
>> >
>> > private String locatie;
>> >
>> > public WeerPanel(String id, String locatie) {
>> > super(id);
>> > this.locatie = locatie;
>> > init();
>> > }
>> >
>> >
>> > public WeerPanel(String id) {
>> > this(id, "Brugge");
>> > }
>> >
>> >
>> > private void init() {
>> > Document doc = null;
>> > {
>> > InputStream in = null;
>> > try {
>> > URL xmlUrl = new URL("http://www.google.com/ig/api?weather=";
>> +
>> > locatie);
>> > in = xmlUrl.openStream();
>> > doc = parse(in);
>> > }
>> > catch (MalformedURLException ex) {
>> > Logger.getLogger(WeerPanel.class.getName()).log(Level.SEVERE,
>> > null, ex);
>> > }
>> > catch (IOException ex) {
>> > Logger.getLogger(WeerPanel.class.getName()).log(Level.SEVERE,
>> > null, ex);
>> > }
>> > finally {
>> > if (in != null) {
>> > try {
>> > in.close();
>> > }
>> > catch (IOException ex) {
>> >
>> > Logger.getLogger(WeerPanel.class.getName()).log(Level.SEVERE, null, ex);
>> > }
>> > }
>> > }
>> > }
>> >
>> > String locatieString = "<ongekend>";
>> > String srcicon = "http://www.google.com";;
>> > String temperatuur = "<?>";
>> > String vochtigheid = "<?>";
>> > String wind = "<?>";
>> >
>> > if (doc != null) {
>> > locatieString =
>> >
>> >
>>
>> doc.getElementsByTagName("city").item(0).getAttributes().getNamedItem("data").getNodeValue();
>> > NodeList nl =
>> > doc.getElementsByTagName("current_conditions").item(0).getChildNodes();
>> > for (int i = 0; i < nl.getLength(); i++) {
>> > Node n = nl.item(i);
>> > if (n.getNodeName().equals("icon")) {
>> > srcicon +=
>> > n.getAttributes().getNamedItem("data").getNodeValue();
>> > }
>> > else if (n.getNodeName().equals("temp_c")) {
>> > temperatuur =
>> > n.getAttributes().getNamedItem("data").getNodeValue();
>> > }
>> > else if (n.getNodeName().equals("humidity")) {
>> > vochtigheid =
>> > n.getAttributes().getNamedItem("data").getNodeValue().split(": ")[1];
>> > }
>> > else if (n.getNodeName().equals("wind_condition")) {
>> > wind =
>> > n.getAttributes().getNamedItem("data").getNodeValue().split(": ")[1];
>> > }
>> > }
>> > }
>> >
>> > add(new Label("locatie", locatieString));
>> > add(new StaticImage("icoonhuidig", srcicon));
>> > Label temperatuurLabel = new Label("temperatuur", temperatuur);
>> > temperatuurLabel.setRenderBodyOnly(true);
>> > add(temperatuurLabel);
>> > Label vochtigheidLabel = new Label("vochtigheid", vochtigheid);
>> > vochtigheidLabel.setRenderBodyOnly(true);
>> > add(vochtigheidLabel);
>> > Label windLabel = new Label("wind", wind);
>> > windLabel.setRenderBodyOnly(true);
>> > add(windLabel);
>> >
>> > }
>> >
>> >
>> > public static Document parse(InputStream is) {
>> > Document ret = null;
>> > DocumentBuilderFactory domFactory;
>> > DocumentBuilder builder;
>> >
>> > try {
>> > domFactory = DocumentBuilderFactory.newInstance();
>> > domFactory.setValidating(false);
>> > domFactory.setNamespaceAware(false);
>> > builder = domFactory.newDocumentBuilder();
>> >
>> > ret = builder.parse(is);
>> > }
>> > catch (Exception ex) {
>> > System.err.println("unable to load XML: " + ex);
>> > }
>> > return ret;
>> > }
>> >
>> > }
>> > --
>> >
>>
>>
>>
>> --
>> Martin Grigorov
>> jWeekend
>> Training, Consulting, Development
>> http://jWeekend.com
>>
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>>
>
