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    1   // Copyright 2006, 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.corelib.mixins;
   16   
   17   import org.apache.tapestry5.Field;
   18   import org.apache.tapestry5.MarkupWriter;
   19   import org.apache.tapestry5.annotations.InjectContainer;
   20   import org.apache.tapestry5.annotations.MixinAfter;
   21   
   22   /**
   23    * Renders an "disabled" attribute if the containing {@link Field#isDisabled() is disabled}.
   24    */
   25   @MixinAfter
   26   public class RenderDisabled
   27   {
   28       @InjectContainer
   29       private Field field;
   30   
   31       void beginRender(MarkupWriter writer)
   32       {
   33           if (field.isDisabled())
   34               writer.attributes("disabled", "disabled");
   35       }
   36   }

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