【问题标题】:Wicket: Crash when opening ModalWindow (Popup)Wicket:打开 ModalWindow(弹出窗口)时崩溃
【发布时间】:2010-03-11 09:30:25
【问题描述】:

在 Wicket Panel 中,我实现了一个名为 showAttentiePopup(AjaxRequestTarget) 的方法,它显示了一个 ModalWindow 弹出屏幕。当我从同一个面板调用它时,此方法工作正常。但是当我尝试从另一个 Panel 调用该方法时,它会崩溃并出现以下错误:

java.lang.IllegalStateException: No Page found for component [MarkupContainer [Component id = createAttentie]]
 at org.apache.wicket.Component.getPage(Component.java:1665)
 at org.apache.wicket.RequestCycle.urlFor(RequestCycle.java:851)
 at org.apache.wicket.Component.urlFor(Component.java:3170)
 at org.apache.wicket.behavior.AbstractAjaxBehavior.getCallbackUrl(AbstractAjaxBehavior.java:123)
 at org.apache.wicket.ajax.AbstractDefaultAjaxBehavior.getCallbackScript(AbstractDefaultAjaxBehavior.java:116)
 at org.apache.wicket.ajax.AbstractDefaultAjaxBehavior.getCallbackScript(AbstractDefaultAjaxBehavior.java:104)
 at org.apache.wicket.extensions.ajax.markup.html.modal.ModalWindow$CloseButtonBehavior.getCallbackScript(ModalWindow.java:876)
 at org.apache.wicket.extensions.ajax.markup.html.modal.ModalWindow.getWindowOpenJavascript(ModalWindow.java:1005)
 at org.apache.wicket.extensions.ajax.markup.html.modal.ModalWindow.show(ModalWindow.java:286)
 at nl.topicuszorg.fks.web.client.dossier.overzichten.documenten.AttentieOverzichtPanel.showAttentiePopup(AttentieOverzichtPanel.java:171)
 at nl.topicuszorg.fks.web.client.dossier.overzichten.documenten.EditFileDocumentPanel$2.onSubmit(EditFileDocumentPanel.java:195)
 at org.apache.wicket.ajax.markup.html.form.AjaxSubmitLink$1.onSubmit(AjaxSubmitLink.java:94)
 at org.apache.wicket.ajax.form.AjaxFormSubmitBehavior.onEvent(AjaxFormSubmitBehavior.java:128)
 at org.apache.wicket.ajax.AjaxEventBehavior.respond(AjaxEventBehavior.java:163)
 at org.apache.wicket.ajax.AbstractDefaultAjaxBehavior.onRequest(AbstractDefaultAjaxBehavior.java:297)

有人知道问题可能是什么吗?

方法showAttentiePopup:

   public void showAttentiePopup(AjaxRequestTarget target) {
         Component content = new EditAttentiePanel(createAttentie.getContentId(), new Attentie(), EditFunctie.AANMAKEN) {

                /** */
                private static final long serialVersionUID = 1L;

                @Override
                protected void annuleren(AjaxRequestTarget target) {

                       FKSModalWindow.closeCurrentWindow(target);
                }

                @Override
                protected void opslaan(AjaxRequestTarget target, Attentie attentie) {
                       //Inhoud even weggelaten
                }

         };

         createAttentie.setOutputMarkupId(true);
         createAttentie.setInitialWidth(900);
         createAttentie.setInitialHeight(450);
         createAttentie.setTitle("Nieuwe Attentie Aanmaken");
         createAttentie.setContent(content);
         createAttentie.show(target);      
   }

您好, 瑞克

【问题讨论】:

    标签: java wicket


    【解决方案1】:

    您的堆栈跟踪表明 ModalWindow createAttentie 在您的代码尝试呈现它时不是页面的一部分。

    跟踪您的页面构建逻辑和组件结构,并确保所有内容都正确连接在一起。

    【讨论】:

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