Yes, it's make sense. I change to ptopertyModel and now thinks works. Thanks Cemal.
2010/2/9 Cemal Bayramoglu <[email protected]>: > Rangel, > > The is a common problem people encounter while they get their head > aroung Wicket models. > In your Header class, the label's "data" is only ever calculated once, > on construction of the Header and is therefore is fixed. > > Try something like: > > final Label itens = new Label("itens", new > PropertyModel(WicketSession.get(),"cart.amount")); > > (I have retained your spelling of "itens" but I assume this should be > "items"). > > If you want to format the resulting string (as per your apparent > intention in your QuickStart), use a converter, probably best in your > case by overriding the your label's getConverter method. > > The rest of your code looks OK. > > Does that make sense? > > Regards - Cemal > jWeekend > OO & Java Technologies, Wicket > Consulting, Development, Training > http://jWeekend.com > > > > On 9 February 2010 14:50, Rangel Preis <[email protected]> wrote: >> I make a quick start project (maven) to show my problem, if someone have >> time... >> >> The problem are in HomePage.java in the onClick... this don't reRender >> my componente in the header. >> >> Thanks. >> >> 2010/2/9 Rangel Preis <[email protected]>: >>> I try this again using only setOutputMarkupId without modelChanged and >>> onModelChange, and don't work. >>> >>> I just setOutputMarkupId on my component and in the ajaxEvent i put: >>> target.addComponent(getPage().get("header:counter")); >>> >>> header is a panel and counter is a Label in this panel. >>> >>> Thanks All. >>> >>> >>> >>> 2010/2/8 Rangel Preis <[email protected]>: >>>> Thanks, Don but this don't work the value don't change. And I call >>>> setOutputMarkupId when i build it. and call it again later... >>>> >>>> Thanks All. >>>> >>>> 2010/2/8 Don Ferguson <[email protected]>: >>>>> I think setOutputMarkupId() should have been called earlier, in the >>>>> MyTemplate constructor when the Header was constructed. Ajax processing >>>>> needs the markup id to find the component you're changing, so setting it >>>>> in >>>>> onModelChanged() is too late. Also, I don't think you need the call to >>>>> modelChanged() or to override onModelChanged. Changing the model object >>>>> and >>>>> adding the component to the target should be sufficient. >>>>> >>>>> -Don >>>>> >>>>> On Feb 8, 2010, at 2:16 AM, Rangel Preis wrote: >>>>> >>>>>> My template HTML >>>>>> >>>>>> <html xmlns="http://www.w3.org/1999/xhtml"; >>>>>> >>>>>> xmlns:wicket="http://wicket.apache.org/dtds.data/wicket-xhtml1.4-strict.dtd";> >>>>>> <head> >>>>>> <title wicket:id="title"></title> >>>>>> <meta wicket:id="description" name="description" >>>>>> content=""/> >>>>>> <meta wicket:id="keywords" name="keywords" content=""/> >>>>>> <meta wicket:id="version" name="version" content=""/> >>>>>> </head> >>>>>> <body> >>>>>> >>>>>> <a href="#irconteudo" style="display: none;"></a> >>>>>> >>>>>> >>>>>> <div wicket:id="header" class="header"></div> >>>>>> >>>>>> <!-- conteudo --> >>>>>> <div id="conteudo"> >>>>>> <table class="layout"> >>>>>> <tr> >>>>>> <td wicket:id="col_esq" >>>>>> class="col_esq"/> >>>>>> <td> >>>>>> <a name="irconteudo" >>>>>> style="display: none;"></a> >>>>>> <div wicket:id="feedback" id="feedback"/> >>>>>> <wicket:child/> >>>>>> </td> >>>>>> <td class="col_dir"> >>>>>> </td> >>>>>> </tr> >>>>>> </table> >>>>>> </div> >>>>>> <div wicket:id="footer" class="footer"></div> >>>>>> </body> >>>>>> </html> >>>>>> >>>>>> Header.html >>>>>> >>>>>> <wicket:panel> >>>>>> <div class="right"> >>>>>> <div wicket:id="header_client" class="client"></div> >>>>>> </div> >>>>>> //Value that i want to change >>>>>> <div class="conter"> >>>>>> <a wicket:id="conter"><span wicket:id="itens"/></a> >>>>>> </div> >>>>>> >>>>>> <div class="left"> >>>>>> <a wicket:id="header_home_link"><div class="logo"/></a> >>>>>> </div> >>>>>> >>>>>> <div wicket:id="header_search" class="search"></div> >>>>>> </wicket:panel> >>>>>> >>>>>> Thanks. >>>>>> >>>>>> 2010/2/5 Riyad Kalla <[email protected]>: >>>>>>> >>>>>>> What do the tasty HTML bits look like? (wicket:ids and what not) >>>>>>> >>>>>>> On Fri, Feb 5, 2010 at 12:50 PM, Rangel Preis <[email protected]> >>>>>>> wrote: >>>>>>>> >>>>>>>> How can I use Ajax to change value from a parent page in my layout. I >>>>>>>> try to change values in header using a action from content page. >>>>>>>> >>>>>>>> I have this: >>>>>>>> >>>>>>>> |-------------------------------| >>>>>>>> | HEADER | >>>>>>>> |-------------------------------| >>>>>>>> | MENU | CONTENT | >>>>>>>> | | | >>>>>>>> | | | >>>>>>>> | | | >>>>>>>> |-----------|-------------------| >>>>>>>> | FOOTER | >>>>>>>> |-------------------------------| >>>>>>>> >>>>>>>> public class MyTemplate{ >>>>>>>> public MyTemplate() { >>>>>>>> super(); >>>>>>>> >>>>>>>> this.add(CSSPackageResource.getHeaderContribution(...); >>>>>>>> >>>>>>>> this.add(AbstractTemplatePage.FEEDBACK); >>>>>>>> >>>>>>>> this.addOrReplace(new Header()); >>>>>>>> >>>>>>>> this.add(new Menu()); >>>>>>>> >>>>>>>> this.add(new Footer()); >>>>>>>> ..... >>>>>>>> >>>>>>>> >>>>>>>> public class MyContetPage extends MyTemplate { >>>>>>>> public MyContetPage(final PageParameters _parameters) { >>>>>>>> add(new AjaxFallbackLink<Void>("rem") { >>>>>>>> >>>>>>>> �...@override >>>>>>>> public void onClick(final AjaxRequestTarget target) { >>>>>>>> …... >>>>>>>> } >>>>>>>> }); >>>>>>>> …. >>>>>>>> } >>>>>>>> } >>>>>>>> >>>>>>>> How change value in the header when i click on the ajaxlink of my >>>>>>>> content page? >>>>>>>> >>>>>>>> In the onClick i try this; but don't work >>>>>>>> >>>>>>>> //some function to change the model value... >>>>>>>> this.getPage().get("header:component").modelChanged(); >>>>>>>> target.addComponent(this.getPage().get("header:component")); >>>>>>>> >>>>>>>> And in my Header.java I override onModelChanged: >>>>>>>> protected void onModelChanged() { >>>>>>>> super.onModelChanged(); >>>>>>>> this.addOrReplace(component).setOutputMarkupId(true)); >>>>>>>> } >>>>>>>> >>>>>>>> Thanks all. >>>>>>>> >>>>>>>> --------------------------------------------------------------------- >>>>>>>> To unsubscribe, e-mail: [email protected] >>>>>>>> For additional commands, e-mail: [email protected] >>>>>>>> >>>>>>>> >>>>>>> >>>>>>> --------------------------------------------------------------------- >>>>>>> To unsubscribe, e-mail: [email protected] >>>>>>> For additional commands, e-mail: [email protected] >>>>>>> >>>>>>> >>>>>> >>>>>> --------------------------------------------------------------------- >>>>>> To unsubscribe, e-mail: [email protected] >>>>>> For additional commands, e-mail: [email protected] >>>>>> >>>>> >>>>> >>>>> --------------------------------------------------------------------- >>>>> To unsubscribe, e-mail: [email protected] >>>>> For additional commands, e-mail: [email protected] >>>>> >>>>> >>>> >>> >> >> >> --------------------------------------------------------------------- >> To unsubscribe, e-mail: [email protected] >> For additional commands, e-mail: [email protected] >> > > --------------------------------------------------------------------- > To unsubscribe, e-mail: [email protected] > For additional commands, e-mail: [email protected] > > --------------------------------------------------------------------- To unsubscribe, e-mail: [email protected] For additional commands, e-mail: [email protected]
