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    1   // Copyright 2007 The Apache Software Foundation
    2   //
    3   // Licensed under the Apache License, Version 2.0 (the "License");
    4   // you may not use this file except in compliance with the License.
    5   // You may obtain a copy of the License at
    6   //
    7   //     http://www.apache.org/licenses/LICENSE-2.0
    8   //
    9   // Unless required by applicable law or agreed to in writing, software
   10   // distributed under the License is distributed on an "AS IS" BASIS,
   11   // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   12   // See the License for the specific language governing permissions and
   13   // limitations under the License.
   14   
   15   package org.apache.tapestry5;
   16   
   17   import java.util.Map;
   18   
   19   /**
   20    * A single option within a {@link OptionGroupModel}. Corresponds closely to the [X]HTML <option> element.
   21    */
   22   public interface OptionModel
   23   {
   24       /**
   25        * The localized, user-presentable label for the option.
   26        */
   27       String getLabel();
   28   
   29       /**
   30        * If true, then a disabled attribute will be rendered with the <option>.
   31        */
   32       boolean isDisabled();
   33   
   34       /**
   35        * Additional attributes to render within the <option>. May return null.
   36        */
   37       Map<String, String> getAttributes();
   38   
   39       /**
   40        * The server-side value represented by this option. This is used to determine which option will be selected. It is
   41        * also used, via {@link ValueEncoder#toClient(Object)}, to generate the client-side value attribute.
   42        */
   43       Object getValue();
   44   }

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