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我使用复合组件,它的基础是来自 Primefaces 扩展的 InputNumber。我已将 required 属性设置为 true 并且未显示消息。我也没有 * 标记,表示该字段是必需的。这是代码:

<p:outputLabel for="maxvrednost" value="#{resources['skale.maxvrednost']}" />
        <asw:inputDecimal id="maxvrednost" bean="#{attrsBean}" column="maxvrednost" required="true" disabled="#{tip == 'brisanje'}" value="#{dto.maxvrednost}"/>
        <p:message for="maxvrednost" display="icon" />

复合组件的代码是:

<cc:interface>
    <cc:attribute name="bean" required="true" type="asw.iis.common.ui.beans.CommonListBackingBean" />
    <cc:attribute name="column" required="true" type="java.lang.String" />
    <cc:attribute name="value" required="true" type="java.lang.Object" />       
    <cc:attribute name="disabled" default="false" required="false"  type="java.lang.Boolean" />
    <cc:attribute name="title" required="false" type="java.lang.String" default=""/>
</cc:interface>
<cc:implementation>
    <pe:inputNumber emptyValue="" style="text-align: right;" value="#{cc.attrs.value}" required="#{cc.attrs.required}"          
        decimalSeparator="#{applicationPropertiesBean.decimalSeparator}" disabled="#{cc.attrs.disabled}"
        decimalPlaces="#{cc.attrs.bean.findNumberOfDecimalPlaces(cc.attrs.column)}" title="#{cc.attrs.title}"
        thousandSeparator="#{applicationPropertiesBean.groupSeparator}">
    </pe:inputNumber>
</cc:implementation>
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1 回答 1

1

不是 100% 正确的解决方案,但它对我有用:

<composite:interface >
    <composite:attribute name="value" required="false" type="java.lang.String" default=""></composite:attribute>
    <composite:attribute name="update" required="false" type="java.lang.String" default=""></composite:attribute>
    <composite:attribute name="process" required="false" type="java.lang.String" default=""></composite:attribute>
    <composite:attribute name="requiredMessage" required="false" type="java.lang.String" default=""></composite:attribute>
    <composite:attribute name="decimalPlaces" required="false" type="java.lang.Integer" default="0"></composite:attribute>
    <composite:editableValueHolder name="value" targets="num"></composite:editableValueHolder>
    <composite:

</composite:interface>
<composite:implementation>
<div id="#{cc.clientId}">
<pe:inputNumber id="num" roundMethod="S" decimalPlaces="#{cc.attrs.decimalPlaces}" symbol="#{applicationBean.currentCurrencySymbol}" 
    minValue="0" required="true" requiredMessage="#{cc.attrs.requiredMessage}" 
    value="#{cc.attrs.value}"></pe:inputNumber>
</div>
</composite:implementation>

使用如下:

                    <p:outputLabel value="Enter Amount" for="amt:num"></p:outputLabel>
        <p:message for="amt:num"></p:message>
        <comp:InputCurrency id="amt" roundMethod="S" decimalPlaces="0" symbol="#{applicationBean.currentCurrencySymbol}" 
            minValue="1" requiredMessage="#{loc._('Please enter amount to withdraw!')}"
            value="#{myBean.amount}"></comp:InputCurrency>

请注意,“必需”属性被硬编码为“真”。如果我定义复合组件属性 'required' 并将值复制到 inputNumber 'required' 属性,它会按要求运行,但不会在标签上呈现 '*' 标记。发生这种情况是因为 inputNumber 的 'required' 属性在渲染时尚未设置,返回为 'false' - 不知道为什么,没有时间深入研究。

于 2013-02-21T18:45:53.920 回答