Hi, now everything works perfect, thank you I am so happy. Best Regards Daniela
2013/11/14 Martin Grigorov <mgrigo...@apache.org> > Hi, > > mySubmitButton.add(AttributeAppender.append("onclick", "window.dontAsk = > true; return true;")) > > response.render(new > OnDomReadyHeaderItem("window.onbeforeunload = function (e) {" > + "if (!window.dontAsk) {" + > + "var message = 'Your confirmation message goes > here.'," > + "e = e || window.event;" + "if (e) {" > + "e.returnValue = message;" + "}" + "return > message;" > + "}" > + "};")); > > > On Wed, Nov 13, 2013 at 4:12 PM, Daniela L <danigal...@gmail.com> wrote: > > > Hi, > > I am sorry I don't get it. > > How and when to set the JS variable? > > Like this: > > mySubmitButton.add(new AjaxEventBehavior("onclick") { > > @Override > > protected void onEvent(AjaxRequestTarget target) { > > AjaxRequestAttributes ajaxRequestAttributes = new > > AjaxRequestAttributes(); > > CharSequence dynamicExtraParameters = "var enableEvent = > > false;"; > > > > > > > > > ajaxRequestAttributes.getDynamicExtraParameters().add(dynamicExtraParameters) > > > > pageExitWarningBehavior.updateAjaxAttributes(ajaxRequestAttributes); > > } > > }); > > > > And which onBeforeRender, the one of the TextField? > > Best Regards > > Daniela > > > > > > 2013/11/13 Martin Grigorov <mgrigo...@apache.org> > > > > > Hi, > > > > > > #onSubmit() would be called after the user agrees to leave the page. > > > > > > You can set some JS variable/flag when the submit button is used and > > > depending on this flag do not ask for confirmation in onbeforerender. > > > > > > > > > On Wed, Nov 13, 2013 at 10:02 AM, Daniela L <danigal...@gmail.com> > > wrote: > > > > > > > Hi, > > > > I have another problem regarding this question. > > > > Now every time the page is left the message "Do you want to leave > the > > > > page" is popping up, > > > > but when the user correctly fills the form on the page and hits the > > > submit > > > > button > > > > he should be redirected to another page showing the result of his > > input. > > > > I have tryed this to remove the behavior for a correct submit but the > > > > message is still popping up: > > > > > > > > mySubmitButton = new Button("mySubmitButton ") { > > > > > > > > @Override > > > > public void onSubmit() { > > > > try { > > > > myTextField.remove(pageExitWarningBehavior); > > > > //tryed both > > > > //pageExitWarningBehavior.detach(myTextField); > > > > } > > > > }; > > > > > > > > > > > > 2013/11/12 Daniela L <danigal...@gmail.com> > > > > > > > > > Hi, > > > > > thank you so much for your help this works fantastic. > > > > > I am so happy I was trying around with this for days :-) > > > > > > > > > > > > > > > 2013/11/11 Martin Grigorov <mgrigo...@apache.org> > > > > > > > > > >> respond() is the callback method that Wicket will notify. > > > > >> But you need to trigger an Ajax call first. This is done with the > > > Wicket > > > > >> Ajax API: Wicket.Ajax.get(...). > > > > >> > > > > >> Just try with the line I've added in your JS code > > > > >> > > > > >> > > > > >> On Mon, Nov 11, 2013 at 4:04 PM, Daniela L <danigal...@gmail.com> > > > > wrote: > > > > >> > > > > >> > I thought adding respond was the ajax call to the server, am I > > > wrong? > > > > >> > I didn't work much with ajax, i am sorry > > > > >> > > > > > >> > > > > > >> > 2013/11/11 Martin Grigorov <mgrigo...@apache.org> > > > > >> > > > > > >> > > Did you do what I suggested you ? > > > > >> > > > > > > >> > > > > > > >> > > On Mon, Nov 11, 2013 at 3:49 PM, Daniela L < > > danigal...@gmail.com> > > > > >> wrote: > > > > >> > > > > > > >> > > > Hi, > > > > >> > > > > > > > >> > > > I have tryed to change to AbstractDefaultAjaxBehavior like I > > > > >> described > > > > >> > > > below, but respond is never called. What am I doing wrong? > > > > >> > > > > > > > >> > > > > > > > >> > > > Hi, > > > > >> > > > > > > > >> > > > as far as I have understood this can only be achieved, if I > > > > subclass > > > > >> > > > AbstractDefaultAjaxBehavior like this? > > > > >> > > > > > > > >> > > > public class PageExitWarningBehavior extends > > > > >> > AbstractDefaultAjaxBehavior > > > > >> > > { > > > > >> > > > @Override > > > > >> > > > protected void respond(AjaxRequestTarget target) { > > > > >> > > > > > > > >> > > > > > AppointmentSession.get().releaseSavedBlockedFreeCalendarEvent(); > > > > >> > > > } > > > > >> > > > > > > > >> > > > > > > > >> > > > Hi, > > > > >> > > > > > > > >> > > > You need to make an Ajax call to the server. > > > > >> > > > > > > > >> > > > > > > > >> > > > On Mon, Nov 11, 2013 at 2:10 PM, Daniela L < > > > danigal...@gmail.com> > > > > >> > > > <danigal...@gmail.com><danigal...@gmail.com> < > > > > danigal...@gmail.com> > > > > >> > > > wrote: > > > > >> > > > > > > > >> > > > > > > > >> > > > Hi, > > > > >> > > > this is my first question, so i hope I get everything right. > > > > >> > > > > > > > >> > > > I am trying to catch the event of the user closing the > browser > > > > >> window > > > > >> > in > > > > >> > > > wicket. > > > > >> > > > > > > > >> > > > I followed this example: > > > > >> > > > > > > > >> > > > > > > > >> > > > > > > >> > > > > > >> > > > > > > > > > > http://stackoverflow.com/questions/16527463/call-java-component-from-javascript-and-retreive-value > > > > >> > > > > > > > >> > > > and I managed to get the example working so the message is > > > > >> displayed, > > > > >> > > but I > > > > >> > > > have no idea how to get the event triggered by the > javascript > > > > >> function > > > > >> > in > > > > >> > > > wicket. I need this because when the user closes the browser > > > > window > > > > >> I > > > > >> > > want > > > > >> > > > to update some data in my database. > > > > >> > > > Here is what I have tryed: > > > > >> > > > > > > > >> > > > > > > > >> > > > RequiredTextField<String> myTextField = new > > > > >> > > > RequiredTextField<String>("myTextField"); > > > > >> > > > myTextField.setOutputMarkupPlaceholderTag(true); > > > > >> > > > myTextField.add(new PageExitWarningBehavior(){ > > > > >> > > > @Override > > > > >> > > > public void onEvent(Component component, > IEvent<?> > > > > >> event) > > > > >> > > > { > > > > >> > > > //this isn't ever called > > > > >> > > > > > > MySession.get().releaseBlockedDataFromDatabase(); > > > > >> > > > } > > > > >> > > > }); > > > > >> > > > > > > > >> > > > public class PageExitWarningBehavior extends Behavior { > > > > >> > > > @Override > > > > >> > > > public void renderHead(Component component, > > > > IHeaderResponse > > > > >> > > > response) { > > > > >> > > > super.renderHead(component, response); > > > > >> > > > response.render(new > > > > >> > > > OnDomReadyHeaderItem("window.onbeforeunload = function (e) > {" > > > > >> > > > > > > > >> > > > > > > > >> > > > + "Wicket.Ajax.get({u: > > > > '"+getCallbackUrl()+"', > > > > >> > > async: > > > > >> > > > false});" > > > > >> > > > > > > > >> > > > > > > > >> > > > + "var message = 'Your confirmation > message > > > goes > > > > >> > > > here.'," > > > > >> > > > > > > > >> > > > + "e = e || window.event;" + "if (e) > {" > > > > >> > > > > > > > >> > > > + "e.returnValue = message;" + "}" + > "return > > > > >> > message;" > > > > >> > > + > > > > >> > > > "};")); > > > > >> > > > } > > > > >> > > > } > > > > >> > > > > > > > >> > > > What am I missing? Thank you very much in advance > > > > >> > > > > > > > >> > > > > > > >> > > > > > >> > > > > > > > > > > > > > > > > > > > >