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activate a Modalpanel with commandbutton
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created by <a href="http://community.jboss.org/people/yasser_z">yasser zairi</a> in <i>JBoss Tools</i> - <a href="http://community.jboss.org/message/616468#616468">View the full discussion</a>
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<div class="jive-rendered-content"><p>Hi, </p><p> i want to activate a modalPanel from a Commandbutton but it seem that is sth wrong .</p><p>_______________________________________________________________________________________</p><p>here is the code of the ModalPanel with the commandbutton ::</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p><a4j:commandbutton value="Modifier" ajaxSingle="true" id="editlink"</p><p>                oncomplete="#{rich:component('editPanel')}.show()" action="#{valeursMBean.viwDetail}" /></p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>        <rich:modalPanel id="editPanel" autosized="true" width="450"></p><p>            <f:facet name="header"></p><p>                <h:outputText value="Modifier la valeur mobiliere actuelle :" /></p><p>            </f:facet></p><p>            <f:facet name="controls"></p><p>                <h:panelGroup></p><p>                    <h:graphicImage value="../style/close.jpeg" id="hidelink"</p><p>                        styleClass="hidelink" /></p><p>                    <rich:componentControl for="editPanel" attachTo="hidelink"</p><p>                        operation="hide" event="onclick" /></p><p>                </h:panelGroup></p><p>            </f:facet></p><p>            <h:form></p><p>                <rich:messages style="color:red;"></rich:messages></p><p>                <h:panelGrid columns="1"></p><p>                    <a4j:outputPanel ajaxRendered="true"></p><p>                        <h:panelGrid columns="2"></p><p>                            <h:outputLabel value="CodeIsin" for="codeIsin" /></p><p>                            <h:inputText id="codeIsin"</p><p>                                value="#{valeursMBean.currentItem.codeIsin}" /></p><p>                            <h:outputLabel value="Categorie" for="categorie" /></p><p>                            <h:inputText id="categorie"</p><p>                                value="#{valeursMBean.currentItem.categorie}" /></p><p>                            <h:outputLabel value="Denomination" for="denomination" /></p><p>                            <h:inputText id="denomination"</p><p>                                value="#{valeursMBean.currentItem.denomination}" /></p><p>                            <h:outputLabel value="Date Echeance" for="dateEcheance" /></p><p>                            <h:inputText id="dateEcheance"</p><p>                                value="#{valeursMBean.currentItem.dateEcheance}" /></p><p>                            <h:outputLabel value="Etat" for="etat" /></p><p>                            <h:inputText id="etat" value="#{valeursMBean.currentItem.etat}"/></p><p>                        </h:panelGrid></p><p>                        <rich:message showSummary="true" showDetail="false" for="etat" /></p><p>                    </a4j:outputPanel></p><p>                    <a4j:commandButton value="Enregistrer"</p><p>                        action="#{valeursMBean.update}"</p><p>                        reRender="codeIsin, categorie, etat, denomination, dateEcheance"</p><p>                        oncomplete="if (#{facesContext.maximumSeverity==null}) #{rich:component('editPanel')}.hide();" /></p><p>                </h:panelGrid></p><p>            </h:form></p><p>        </rich:modalPanel></p><p> _______________________________________________________________________________________________</p><p>and here is my Bean ::</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>package cdvm.surv.web;</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>import java.io.Serializable;</p><p>import java.util.Iterator;</p><p>import java.util.List;</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>import javax.annotation.PostConstruct;</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>import org.richfaces.component.html.HtmlScrollableDataTable;</p><p>import org.richfaces.model.ScrollableTableDataModel.SimpleRowKey;</p><p>import org.richfaces.model.selection.Selection;</p><p>import org.springframework.beans.factory.annotation.Autowired;</p><p>import org.springframework.context.annotation.Scope;</p><p>import org.springframework.stereotype.Component;</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>import cdvm.surv.model.ValeurRef;</p><p>import cdvm.surv.service.ValeurRefService;</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>@Component("valeursMBean")</p><p>@Scope("session")</p><p>public class ValeursMBean implements Serializable {</p><p>    </p><p>    @Autowired</p><p>    private transient ValeurRefService valeurefService;</p><p>    private transient HtmlScrollableDataTable valeurTable;</p><p>    </p><p>    </p><p>    private List<ValeurRef> valeurefList;</p><p>    private ValeurRef currentItem;</p><p>    </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>    @PostConstruct</p><p>    public void init(){</p><p>        valeurefList = valeurefService.find();</p><p>    }</p><p>    </p><p>    public String update(){</p><p>        valeurefService.save(currentItem);</p><p>        init();</p><p>        </p><p>        return null;</p><p>    }</p><p>    </p><p>    public void viewDetail(){</p><p>        List<ValeurRef> valueList=(List<ValeurRef>) valeurTable.getValue();</p><p>        Selection sl = valeurTable.getSelection();</p><p>        Iterator<Object> keys= sl.getKeys();</p><p>        </p><p>        if(keys.hasNext()){</p><p>            //SimpleRowKey ky = (SimpleRowKey)keys.next();</p><p>            currentItem=valueList.get((Integer)keys.next());</p><p>            System.out.println(currentItem.getCodeIsin());</p><p>        }</p><p>        </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>    }</p><p>    </p><p>    // Getter and Setter</p><p>    </p><p>    public ValeurRef getCurrentItem() {</p><p>        return currentItem;</p><p>    }</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>    public void setCurrentItem(ValeurRef currentItem) {</p><p>        this.currentItem = currentItem;</p><p>    }</p><p>    public HtmlScrollableDataTable getValeurTable() {</p><p>        return valeurTable;</p><p>    }</p><p>    public void setValeurTable(HtmlScrollableDataTable valeurTable) {</p><p>        this.valeurTable = valeurTable;</p><p>    }</p><p>    public List<ValeurRef> getValeurefList() {</p><p>        return valeurefList;</p><p>    }</p><p>    public void setValeurefList(List<ValeurRef> valeurefList) {</p><p>        this.valeurefList = valeurefList;</p><p>    }</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>}</p><p> ________________________________________________________________________________</p><p>the error that i get is ::</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>javax.el.PropertyNotFoundException: /GestionRef/Grid.jsp @86,56 value="#{valeursMBean.currentItem.codeIsin}": Target Unreachable, 'currentItem' returned null</p><p> com.sun.facelets.el.TagValueExpression.getType(TagValueExpression.java:62)</p><p> com.sun.faces.renderkit.html_basic.HtmlBasicInputRenderer.getConvertedValue(HtmlBasicInputRenderer.java:81)</p><p> javax.faces.component.UIInput.getConvertedValue(UIInput.java:936)</p><p> javax.faces.component.UIInput.validate(UIInput.java:861)</p><p> javax.faces.component.UIInput.executeValidate(UIInput.java:1071)</p><p> javax.faces.component.UIInput.processValidators(UIInput.java:663)</p><p> javax.faces.component.UIComponentBase.processValidators(UIComponentBase.java:1040)</p><p> javax.faces.component.UIComponentBase.processValidators(UIComponentBase.java:1040)</p><p> javax.faces.component.UIComponentBase.processValidators(UIComponentBase.java:1040)</p><p> javax.faces.component.UIForm.processValidators(UIForm.java:229)</p><p> javax.faces.component.UIComponentBase.processValidators(UIComponentBase.java:1040)</p><p> javax.faces.component.UIInput.processValidators(UIInput.java:661)</p><p> javax.faces.component.UIForm.processValidators(UIForm.java:229)</p><p> org.ajax4jsf.component.AjaxViewRoot$3.invokeContextCallback(AjaxViewRoot.java:447)</p><p> org.ajax4jsf.component.AjaxViewRoot.processPhase(AjaxViewRoot.java:240)</p><p> org.ajax4jsf.component.AjaxViewRoot.processValidators(AjaxViewRoot.java:463)</p><p> com.sun.faces.lifecycle.ProcessValidationsPhase.execute(ProcessValidationsPhase.java:100)</p><p> com.sun.faces.lifecycle.LifecycleImpl.phase(LifecycleImpl.java:251)</p><p> com.sun.faces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java:117)</p><p> javax.faces.webapp.FacesServlet.service(FacesServlet.java:244)</p><p> org.ajax4jsf.webapp.BaseXMLFilter.doXmlFilter(BaseXMLFilter.java:206)</p><p> org.ajax4jsf.webapp.BaseFilter.handleRequest(BaseFilter.java:290)</p><p> org.ajax4jsf.webapp.BaseFilter.processUploadsAndHandleRequest(BaseFilter.java:388)</p><p> org.ajax4jsf.webapp.BaseFilter.doFilter(BaseFilter.java:515)</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>i'll be thankful for any suggestions </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>thanks in advance </p></div>
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