0
데이터를 표시하는 데 사용되는 JSF 테이블에서 작업하고 있습니다. JSF 테이블에 클리어 버튼을 추가하는 방법은 무엇입니까?
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml"
xmlns:h="http://java.sun.com/jsf/html"
xmlns:f="http://java.sun.com/jsf/core"
xmlns:ui="http://java.sun.com/jsf/facelets"
>
<h:head>
<h:outputStylesheet library="css" name="table-style.css" />
</h:head>
<h:body>
<h:form>
<h:dataTable value="#{order.orderList}" var="o"
styleClass="order-table"
headerClass="order-table-header"
rowClasses="order-table-odd-row,order-table-even-row"
>
<h:column>
<f:facet name="header">Select</f:facet>
<h:selectBooleanCheckbox value="#{order.selectedIds[dataItem.id]}" />
</h:column>
<h:column>
<f:facet name="header">Order No</f:facet>
<h:inputText value="#{o.orderNo}" size="10" rendered="#{o.editable}" />
<h:outputText value="#{o.orderNo}" rendered="#{not o.editable}" />
</h:column>
<h:column>
<f:facet name="header">Product Name</f:facet>
<h:inputText value="#{o.productName}" size="20" rendered="#{o.editable}" />
<h:outputText value="#{o.productName}" rendered="#{not o.editable}" />
</h:column>
<h:column>
<f:facet name="header">Price</f:facet>
<h:inputText value="#{o.price}" size="10" rendered="#{o.editable}" />
<h:outputText value="#{o.price}" rendered="#{not o.editable}" />
</h:column>
<h:column>
<f:facet name="header">Quantity</f:facet>
<h:inputText value="#{o.qty}" size="5" rendered="#{o.editable}" />
<h:outputText value="#{o.qty}" rendered="#{not o.editable}" />
</h:column>
<h:column>
<f:facet name="header">Action</f:facet>
<h:commandLink value="Edit" action="#{order.editAction(o)}" rendered="#{not o.editable}" />
</h:column>
</h:dataTable>
<h:commandButton value="Save Changes" action="#{order.saveAction}" />
<h:commandButton value="Delete" action="#{order.getSelectedItems}" />
</h:form>
</h:body>
</html>
import java.io.Serializable;
import java.math.BigDecimal;
import java.util.Arrays;
import java.util.HashMap;
import java.util.Map;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import javax.faces.bean.ManagedBean;
import javax.faces.bean.SessionScoped;
@ManagedBean(name="order")
@SessionScoped
public class OrderBean implements Serializable{
private Map<Long, Boolean> selectedIds = new HashMap<Long, Boolean>();
private List<OrderBean> selectedDataList;
Iterable<OrderBean> dataList = null;
public String getSelectedItems() {
// Get selected items.
selectedDataList = new ArrayList<OrderBean>();
for (OrderBean dataItem : dataList) {
if (selectedIds.get(dataItem.getId()).booleanValue()) {
selectedDataList.add(dataItem);
selectedIds.remove(dataItem.getId()); // Reset.
/* Insert into DB SQL stetement which deletes rows by using
dataItem as key */
}
}
return "selected"; // Navigation case.
}
public Map<Long, Boolean> getSelectedIds() {
return selectedIds;
}
public List<OrderBean> getSelectedDataList() {
return selectedDataList;
}
/* Create list with data */
private static final long serialVersionUID = 1L;
private static final ArrayList<Order> orderList =
new ArrayList<Order>(Arrays.asList(
new Order("A0001", "Intel CPU",
new BigDecimal("700.00"), 1),
new Order("A0002", "Harddisk 10TB",
new BigDecimal("500.00"), 2),
new Order("A0003", "Dell Laptop",
new BigDecimal("11600.00"), 8),
new Order("A0004", "Samsung LCD",
new BigDecimal("5200.00"), 3),
new Order("A0005", "A4Tech Mouse",
new BigDecimal("100.00"), 10)
));
public ArrayList<Order> getOrderList() {
return orderList;
}
public String saveAction() {
//get all existing value but set "editable" to false
for (Order order : orderList){
order.setEditable(false);
}
//return to current page
return null;
}
public String editAction(Order order) {
order.setEditable(true);
return null;
}
private Object getId() {
throw new UnsupportedOperationException("Not yet implemented");
}
public static class Order{
String orderNo;
String productName;
BigDecimal price;
int qty;
boolean editable;
public Order(String orderNo, String productName, BigDecimal price, int qty) {
this.orderNo = orderNo;
this.productName = productName;
this.price = price;
this.qty = qty;
}
public boolean isEditable() {
return editable;
}
public void setEditable(boolean editable) {
this.editable = editable;
}
public String getOrderNo() {
return orderNo;
}
public void setOrderNo(String orderNo) {
this.orderNo = orderNo;
}
public String getProductName() {
return productName;
}
public void setProductName(String productName) {
this.productName = productName;
}
public BigDecimal getPrice() {
return price;
}
public void setPrice(BigDecimal price) {
this.price = price;
}
public int getQty() {
return qty;
}
public void setQty(int qty) {
this.qty = qty;
}
}
}
내가 밀어에서 편집 버튼 후에 표시되는 취소 버튼을 추가 할 :
이
는 코드입니다. 이제 테이블을 편집하기 위해 취소하려면 페이지를 새로 고침해야합니다. 어떻게이 버튼을 추가 할 수 있습니까?
당신이이 AJAX와 함께 할 수있는 방법 저를 게재 할 수 있습니까? –
@Peter 내 대답을 편집했습니다. –
다음과 같이 코드를 편집했습니다. http://pastebin.com/mX2g5ii3 JSF 버튼에 테이블의 ID를 추가했습니다. 이 올바른지? –