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POKeep the state or value of a DropDownChoice and TextField both inside a ListView
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  1. POKeep the state or value of a DropDownChoice and TextField both inside a ListView
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    copied!<p>I have implemented a listView and every time that a new item is added in this ListView the values inserted in the textField and selected in a DropDownChoice are lost.</p> <p>The following pictures show what's happen before and after add a new ListView item:</p> <p><img src="https://i.stack.imgur.com/E3MQv.png" alt="ListViewBefore"></p> <p>And after Add a new item:</p> <p><img src="https://i.stack.imgur.com/H2qBd.png" alt="ListViewAfter"></p> <p>I'm implemented the code bellow:</p> <pre><code> var listData = workSheetDAO.listWorkSheetUser(selectedUser, beginDate, endDate) var lbPeriodTotal = new Label("periodTotal") lbPeriodTotal.setOutputMarkupId(true) add(lbPeriodTotal) add(new ListView[WorkSheet]("listWorkSheet", listData) { override protected def onBeforeRender() { super.onBeforeRender() } def populateItem(item: ListItem[WorkSheet]) = { var workSheet = item.getModelObject() item.add(new LinkDate("initDate", workSheet, 1)) item.add(new LinkDate("endDate", workSheet, 1)) item.add(new TextField("description")) val listCustomer: java.util.List[Customer] = customerDAO.listCustomers item.add(new DropDownChoice("customerSelection", listCustomer, new ChoiceRenderer[Customer]("id"))) if (workSheet.endDate == None) { item.add(new Label("total", "")) } else { var period = new Period(workSheet.initDate, workSheet.endDate.get) periodTotal = periodTotal.plus(period) lbPeriodTotal.setDefaultModel(new Model(periodTotal.toPeriod().normalizedStandard().toString(getFormatter()))) period = period.normalizedStandard() item.add(new Label("total", period.toString(getFormatter()))) } } } private class LinkDate(id: String, workSheet: WorkSheet, type: Int) extends Link[String](id) { setEnabled(false) add(new Label("label", new Model[String]() { override def getObject(): String = { var result = "" if (type == 1) { result = workSheet.initDate.toString("dd/MM/YYYY HH:mm:ss") } else result = workSheet.endDate.toString("dd/MM/YYYY HH:mm:ss") return result } })) def onClick() {} } </code></pre> <p>The only values preserved are the values of the labels. </p> <p>Please, someone could help me, thanks </p>
 

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