I'm not talking only about the Combos itself... Any other field from the form loses it's value when the Zone is updated... So, the plan is to send every field value?
________________________________ De: Geoff Callender <geoff.callender.jumpst...@gmail.com> Para: Tapestry users <users@tapestry.apache.org> Enviadas: Quarta-feira, 31 de Março de 2010 20:30:12 Assunto: Re: Res: Res: [T5.1] Best approach to Nested Combos on Forms Or carry the 1at and 2nd combo selection info into the 3rd combo values too, eg. USA | San Francisco | SomeName. No? On 01/04/2010, at 3:55 AM, Everton Agner wrote: > Yes, there is also the problem that, if there is more than two nested combos, > the First Combo's selected option is lost when the Second Combo option is > selected (and fills/filters the third combo). > > So, the easier way out is really updating the properties values (in the Page > Class instance) by Ajax in every "onBlur()" on each field? > > > Corrections: > > 1 - After the </t:form> , there is a </div> tag, not a <div> > > > 2 - Its "So, since everything is inside the "updateZone" DIV, every field is > refreshed and lost their values." > > > > ________________________________ > De: Geoff Callender <geoff.callender.jumpst...@gmail.com> > Para: Tapestry users <users@tapestry.apache.org> > Enviadas: Terça-feira, 30 de Março de 2010 19:44:29 > Assunto: Re: Res: [T5.1] Best approach to Nested Combos on Forms > > The origin of the problem is that the context passed to ZoneUpdater has only > one piece of information - the value of the option you selected. No other > context is received. So the server-side must get the rest of the context from > either (a) the session, eg. by saving country and city in the session on > output by using @Persist; or (b) saving them in a conversation persisted in > the session or the database, which avoids the side-effects of @Persist; or > (c) including the context in the value of the option selected, eg. when city > option "San Francisco" is chosen, the value passed could be "USA | San > Francisco". > > Are there any other alternatives? Well maybe there's a way to use > ZoneUpdater's context parameter, but I'm not sure. So (c) is looking pretty > good. > > HTH, > > Geoff > > On 31/03/2010, at 6:53 AM, Everton Agner wrote: > >> Just to show the example cleaner... >> >> >> <div t:id="updateZone" t:type="zone"> >> >> <t:form ... /> >> <p:country> >> <!-- The nested combo that refresh the "cities" combo by the >> "ZoneUpdater" mixin--> >> </p:country> >> <p:city> >> <!-- The combo which it's content it's updated by the change of the >> Country combo --> >> </p:city> >> <p:name> >> <t:label ... /> >> <t:textfield id="name" ... /> >> </p:name> >> ... >> </t:form> >> >> >> <div t:id="updateZone" t:type="zone"> >> >> >> So, since everything is inside the "updateZone" combo, every field is >> refreshed and lost their values. >> >> >> Thanks! >> >> - Everton >> >> >> >> ________________________________ >> De: Everton Agner <everton_ag...@yahoo.com.br> >> Para: Tapestry Users <users@tapestry.apache.org> >> Enviadas: Terça-feira, 30 de Março de 2010 16:39:37 >> Assunto: [T5.1] Best approach to Nested Combos on Forms >> >> >> Hi, >> >> I'd like to know which is the cleaner way to work with nesting on Forms on >> T5. >> >> I saw a project with the ZoneUpdater mixin... But, to preserve the values >> from the Form - to reload them after the refresh - it needed to @Persist the >> values and update them everytime the fields lost their focus. >> >> Example: >> >> <t:textfield clientEvent="change" event="changeName" >> zone="updateZone" t:mixins="zoneUpdater" >> t:value="current.name" t:id="name" >> t:validate="required" size="30"/> >> >> So, there is a "changeName()" method in the Page Class to update the "name" >> field value - which is @Persist'ed. >> >> I don't like the way it sounds. Is there another way to achieve the nesting >> and preserve the Form fields values? >> >> Thanks >> >> - Everton >> >> ________________________________ >> Veja quais são os assuntos do momento no Yahoo! + Buscados: Top 10 - >> Celebridades - Música - Esportes >> >> >> >> ____________________________________________________________________________________ >> Veja quais são os assuntos do momento no Yahoo! +Buscados >> http://br.maisbuscados.yahoo.com > > > --------------------------------------------------------------------- > To unsubscribe, e-mail: users-unsubscr...@tapestry.apache.org > For additional commands, e-mail: users-h...@tapestry.apache.org > > > > ____________________________________________________________________________________ > Veja quais são os assuntos do momento no Yahoo! +Buscados > http://br.maisbuscados.yahoo.com --------------------------------------------------------------------- To unsubscribe, e-mail: users-unsubscr...@tapestry.apache.org For additional commands, e-mail: users-h...@tapestry.apache.org ____________________________________________________________________________________ Veja quais são os assuntos do momento no Yahoo! +Buscados http://br.maisbuscados.yahoo.com
