Here is a test case the shows the problem. I have two identical pages. The only difference is that one page has the submit button contained by the form in the second page it is outside of the Form.
http://www.nabble.com/file/5295/quickstart-ajaxbutton.zip quickstart-ajaxbutton.zip (this contains everything except for the lib folder and uses 1.3-incubating-SNAPSHOT) ChuckDeal wrote: > > The AjaxSubmitButton specifically says that it does NOT have to be > attached to a form; from the javadoc > > * A button that submits the form via ajax. Since this button takes the > form as > * a constructor argument it does not need to be added to it unlike the > * [EMAIL PROTECTED] Button} component. > > However, in practice, this is not the case. I believe it is associated > with the change (1.2-SNAPSHOT -> 1.3-SNAPSHOT) to extend from Button. > > What goes wrong? The exception says something to the effect of "Could not > find Form parent for [the button component]" (see the full stacktrace in > my original message way down below); when debugging, it calls the > getForm() method of my button which instead of returning the Form that was > supplied to the Constructor, calls findParent() > > As for the test case, I'll see if I can put something together. > > Chuck > > > Johan Compagner wrote: >> >> a button should be in a form (one of its parents) >> or a button should get the form through its constructor. >> >> So what goes wrong exactly? >> Can you have a small test case? >> >> johan >> >> >> On 12/18/06, ChuckDeal <[EMAIL PROTECTED]> wrote: >>> >>> >>> It gets there fine, its this line: >>> >>> if (submit.getForm() == Form.this >>> >>> that is the problem. submit (which is the button) does not belong to a >>> Form, it is supposed to contain a reference to a Form instead. SInce it >>> can't find a Form object for the button it throws an exception >>> >>> throw new WicketRuntimeException("Could not find Form parent for " + >>> this); >>> >>> Thus killing the execution. >>> >>> To Igor: >>> It didn't make a difference when I renamed (wicket:id) the button from >>> "submit" to "submitButton". >>> >>> Chuck >>> >>> >>> Johan Compagner wrote: >>> > >>> > It should work AjaxSubmitButton is a IFormSubmittingComponent >>> component >>> so >>> > this code: >>> > >>> > IFormSubmittingComponent submit = >>> > (IFormSubmittingComponent)getPage().visitChildren( >>> > IFormSubmittingComponent.class, new IVisitor() >>> > { >>> > public Object component(final Component component) >>> > { >>> > // Get button >>> > final IFormSubmittingComponent submit = >>> > (IFormSubmittingComponent)component; >>> > >>> > // Check for button-name or >>> button-name.xrequest >>> > string >>> > if (submit.getForm() == Form.this >>> > && (getRequest().getParameter( >>> > submit.getInputName()) != null || getRequest() >>> > >>> > .getParameter(submit.getInputName() >>> > + ".x") != null)) >>> > >>> > should find the ajax button no matter if it is in the page or not >>> > (this is 1.3 code but as far as i know this isn't really changed) >>> > >>> > Frank are you reading with us? I believe you worked on this. >>> > >>> > johan >>> > >>> > >>> > On 12/13/06, ChuckDeal <[EMAIL PROTECTED]> wrote: >>> >> >>> >> >>> >> I have a Page that has a Form with some select boxes in it and, >>> outside >>> >> the >>> >> Form, I have three buttons (submit[AjaxSubmitButton], >>> reset[AjaxLink], >>> >> cancel[AjaxLink]). >>> >> >>> >> In Wicket 1.2.3 (Actually, I have been using the latest 1.2-SNAPSHOT >>> >> releases) The submit button works as advertised and submits the page. >>> >> >>> >> In 1.3-incubating-SNAPSHOT (latest as of 13DEC2006 7am EST), the page >>> >> fails >>> >> with the following exception: >>> >> >>> >> wicket.WicketRuntimeException: Could not find Form parent for >>> >> [MarkupContainer [Component id = submit, page = >>> >> com.csc.aims.issuetracker.wicket.TestSelectionPage, path = >>> >> 0:submit.TestSelectionPage$7, isVisible = true, isVersioned = false]] >>> >> at wicket.markup.html.form.FormComponent.getForm( >>> >> FormComponent.java:409) >>> >> at wicket.markup.html.form.Form$5.component(Form.java:633) >>> >> at wicket.MarkupContainer.visitChildren(MarkupContainer.java >>> :749) >>> >> at >>> wicket.markup.html.form.Form.findSubmittingButton(Form.java >>> >> :624) >>> >> at >>> wicket.markup.html.form.Form.onFormSubmitted(Form.java:333) >>> >> at >>> >> wicket.ajax.form.AjaxFormSubmitBehavior.onEvent( >>> >> AjaxFormSubmitBehavior.java:87) >>> >> at >>> wicket.ajax.AjaxEventBehavior.respond(AjaxEventBehavior.java >>> >> :165) >>> >> at >>> >> wicket.ajax.AbstractDefaultAjaxBehavior.onRequest( >>> >> AbstractDefaultAjaxBehavior.java:225) >>> >> at >>> >> >>> >> >>> wicket.request.target.component.listener.BehaviorRequestTarget.processEvents >>> >> (BehaviorRequestTarget.java:98) >>> >> at >>> >> wicket.request.compound.DefaultEventProcessorStrategy.processEvents( >>> >> DefaultEventProcessorStrategy.java:64) >>> >> at >>> >> >>> >> >>> wicket.request.compound.AbstractCompoundRequestCycleProcessor.processEvents >>> >> (AbstractCompoundRequestCycleProcessor.java:56) >>> >> at >>> >> wicket.RequestCycle.doProcessEventsAndRespond(RequestCycle.java >>> >> :912) >>> >> at wicket.RequestCycle.processEventsAndRespond( >>> RequestCycle.java >>> >> :950) >>> >> at wicket.RequestCycle.step(RequestCycle.java:1026) >>> >> at wicket.RequestCycle.steps(RequestCycle.java:1100) >>> >> at wicket.RequestCycle.request(RequestCycle.java:454) >>> >> at wicket.protocol.http.WicketFilter.doGet(WicketFilter.java >>> :243) >>> >> at >>> wicket.protocol.http.WicketFilter.doFilter(WicketFilter.java >>> >> :122) >>> >> >>> >> After consulting the Migration Wiki Page >>> >> (http://cwiki.apache.org/WICKET/migrate-13.html) it shows that both >>> >> AjaxSubmitButton and AjaxSubmitLink have changed to extend Button. >>> >> (Actually, I checked AjaxSubmitLink and it does NOT extend >>> >> button...). But >>> >> according to the javadoc for AjaxSubmitButton, since you pass a form >>> to >>> >> the >>> >> constructor, you don't need to add the component to a Form object. >>> In >>> >> practice this was not true. Once I added the button to the form, it >>> >> worked >>> >> as advertised. >>> >> >>> >> I'm guessing the change was necessary as a result of the hierarchy >>> change >>> >> of >>> >> AjaxSubmitButton, but maybe the Form arg is no longer needed since >>> you >>> >> must >>> >> add it to the Form object? >>> >> >>> >> Chuck >>> >> -- >>> >> View this message in context: >>> >> >>> http://www.nabble.com/AjaxSubmitButton-and-not-adding-it-to-a-Form-tf2815470.html#a7857386 >>> >> Sent from the Wicket - User mailing list archive at Nabble.com. >>> >> >>> >> >>> >> >>> ------------------------------------------------------------------------- >>> >> Take Surveys. Earn Cash. Influence the Future of IT >>> >> Join SourceForge.net's Techsay panel and you'll get the chance to >>> share >>> >> your >>> >> opinions on IT & business topics through brief surveys - and earn >>> cash >>> >> >>> http://www.techsay.com/default.php?page=join.php&p=sourceforge&CID=DEVDEV >>> >> _______________________________________________ >>> >> Wicket-user mailing list >>> >> Wicket-user@lists.sourceforge.net >>> >> https://lists.sourceforge.net/lists/listinfo/wicket-user >>> >> >>> > >>> > >>> ------------------------------------------------------------------------- >>> > Take Surveys. Earn Cash. 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Influence the Future of IT >> Join SourceForge.net's Techsay panel and you'll get the chance to share >> your >> opinions on IT & business topics through brief surveys - and earn cash >> http://www.techsay.com/default.php?page=join.php&p=sourceforge&CID=DEVDEV >> _______________________________________________ >> Wicket-user mailing list >> Wicket-user@lists.sourceforge.net >> https://lists.sourceforge.net/lists/listinfo/wicket-user >> >> > > -- View this message in context: http://www.nabble.com/AjaxSubmitButton-and-not-adding-it-to-a-Form-tf2815470.html#a8166968 Sent from the Wicket - User mailing list archive at Nabble.com. ------------------------------------------------------------------------- Take Surveys. Earn Cash. 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