<?xml version="1.0" encoding="UTF-8"?>
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 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
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<ui:composition template="/main.xhtml"
                xmlns="http://www.w3.org/1999/xhtml"
                xmlns:c="http://java.sun.com/jsp/jstl/core"
                xmlns:tc="http://myfaces.apache.org/tobago/component"
                xmlns:ui="http://java.sun.com/jsf/facelets">

  <tc:section label="Test of the &lt;tc:attribute mode='valueIfSet'>">

    <tc:box label="Set value via &lt;tc:attribute>">

      <p>
        The lable after the input field displays the expected string.
      </p>

      <tc:segmentLayout medium="4seg 4seg 4seg">

        <tc:label value="direct literal:"/>
        <tc:in id="direct" label="literal value" labelLayout="segmentRight">
          <tc:attribute name="value" value="literal value" mode="valueIfSet"/>
        </tc:in>

        <c:set var="value1" value="c:set variable"/>
        <tc:label value="via c:set:"/>
        <tc:in id="v1" label="c:set variable" labelLayout="segmentRight">
          <tc:attribute name="value" value="#{value1}" mode="valueIfSet"/>
        </tc:in>

        <c:set var="value2" value="#{value1}"/>
        <tc:label value="via c:set in c:set:"/>
        <tc:in id="v2" label="c:set variable" labelLayout="segmentRight">
          <tc:attribute name="value" value="#{value2}" mode="valueIfSet"/>
        </tc:in>

        <c:set var="value3" value="#{value1} with other text"/>
        <tc:label value="via c:set in c:set with other text:"/>
        <tc:in id="v3" label="c:set variable with other text" labelLayout="segmentRight">
          <tc:attribute name="value" value="#{value3}" mode="valueIfSet"/>
        </tc:in>

        <c:set var="value4" value="#{attributeController.value}"/>
        <tc:label value="java session variable"/>
        <tc:in id="v4" label="value from model" labelLayout="segmentRight">
          <tc:attribute name="value" value="#{value4}" mode="valueIfSet"/>
        </tc:in>

        <tc:label value="undefined variable (empty)"/>
        <tc:in id="vu" label="" labelLayout="segmentRight">
          <tc:attribute name="value" value="#{value_undefined}" mode="valueIfSet"/>
        </tc:in>
      </tc:segmentLayout>
    </tc:box>

    <tc:box label="Set id via &lt;tc:attribute>" id="id-box">

      <p>
        The lable after the input field displays the expected id attribute.
      </p>

      <tc:segmentLayout medium="4seg 4seg 4seg">

        <tc:label value="id"/>
        <tc:in label="page:mainForm:my_number_1::field" labelLayout="segmentRight">
          <tc:attribute name="id" value="my_number_1" mode="valueIfSet"/>
        </tc:in>

        <tc:label value="id (not implemented)"/>
        <tc:in label="'autogenerated'" labelLayout="segmentRight">
          <tc:attribute name="id" value="#{'my_number_2'}" mode="valueIfSet"/>
        </tc:in>

        <c:set var="id3" value="my_number_3"/>
        <tc:label value="id"/>
        <tc:in label="page:mainForm:my_number_3::field" labelLayout="segmentRight">
          <tc:attribute name="id" value="#{id3}" mode="valueIfSet"/>
        </tc:in>

        <tc:label value="id (undefined)"/>
        <tc:in label="'autogenerated'" labelLayout="segmentRight">
          <tc:attribute name="id" value="#{id_undefined}" mode="valueIfSet"/>
        </tc:in>

      </tc:segmentLayout>
    </tc:box>

  </tc:section>

</ui:composition>