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📜  Primefaces自动完成

📅  最后修改于: 2021-01-08 04:02:11             🧑  作者: Mango

PrimeFaces自动完成

它是一个输入组件，可在键入输入时提供实时建议。

通过调用采用单个字符串参数的服务器端completeMethod来加载建议。

PrimeFaces提供了组件，该组件用于创建带有建议的文本框。它包括下表中列出的各种属性。

自动完成属性

下表包含AutoComplete属性的属性。

Attribute Default value Return type Description
id null String It is an unique identifier of the component.
rendered true Boolean It returns boolean value to specify the rendering of the
component.
binding null Object It is used for an el expression that maps to a server side
UIComponent instance in a backing bean.
value null Object It is a value of the component that can be either an EL
expression of a literal text.
converter null Object An el expression or a literal text that defines a converter for the component.
immediate false Boolean It returns boolean when set true, process validations logic is executed
at apply request values phase for this component.
required false Boolean It is used to marks component as required.
RequiredMessage null String It is used to set message to be displayed when required field
validation fails.
dropdown false Boolean It enables dropdown mode when set true.
accesskey null String It is used to set access key that when pressed transfers focus to the
input element.
autocomplete null String It executes autocomplete behavior.
Lang null String It is used to set language used in the generated
markup for this component.
onclick null String Client side callback to execute when input element
is clicked.
active true Boolean Defines if autocomplete functionality is enabled.

例

在下面的示例中，我们正在实现组件。本示例包含以下文件。

JSF文件

// autoComplete.xhtml





AutoComplete



PrimeFaces AutoComplete Example

ManagedBean

// AutoComplete.java

package com.javatpoint;
import java.util.ArrayList;
import java.util.List;
import javax.faces.bean.ManagedBean;
@ManagedBean
public class AutoComplete {
String countryName;
public List countryList() {
ArrayList list = new ArrayList<>();
list.add("India");
list.add("Australia");
list.add("Germany");
list.add("Italy");
list.add("United States");
list.add("Russia");
return list;
}
public String getCountryName() {
return countryName;
}
public void setCountryName(String CountryName) {
this.countryName = CountryName;
}
}

输出：