ComInterface.java

/*
** Module   : ComInterface.java
** Abstract : an abstract class used to implement COM objects.
**
** Copyright (c) 2019-2020, Golden Code Development Corporation.
**
** -#- -I- --Date-- ---------------------------------Description----------------------------------
** 001 MAG 20191021 Created initial version.
** 002 SBI 20200529 Added parent != null tests.
*/

/*
** This program is free software: you can redistribute it and/or modify
** it under the terms of the GNU Affero General Public License as
** published by the Free Software Foundation, either version 3 of the
** License, or (at your option) any later version.
**
** This program is distributed in the hope that it will be useful,
** but WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
** GNU Affero General Public License for more details.
**
** You may find a copy of the GNU Affero GPL version 3 at the following
** location: https://www.gnu.org/licenses/agpl-3.0.en.html
** 
** Additional terms under GNU Affero GPL version 3 section 7:
** 
**   Under Section 7 of the GNU Affero GPL version 3, the following additional
**   terms apply to the works covered under the License.  These additional terms
**   are non-permissive additional terms allowed under Section 7 of the GNU
**   Affero GPL version 3 and may not be removed by you.
** 
**   0. Attribution Requirement.
** 
**     You must preserve all legal notices or author attributions in the covered
**     work or Appropriate Legal Notices displayed by works containing the covered
**     work.  You may not remove from the covered work any author or developer
**     credit already included within the covered work.
** 
**   1. No License To Use Trademarks.
** 
**     This license does not grant any license or rights to use the trademarks
**     Golden Code, FWD, any Golden Code or FWD logo, or any other trademarks
**     of Golden Code Development Corporation. You are not authorized to use the
**     name Golden Code, FWD, or the names of any author or contributor, for
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**     the covered work, without written authorization.
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*/

package com.goldencode.p2j.ui.ocx;

import com.goldencode.p2j.comauto.*;
import com.goldencode.p2j.ui.*;

/**
 * An abstract class used to implement COM objects.
 * Useful when implement COM interfaces as COM objects.
 * 
 * @author mag
 *
 */
@SuppressWarnings("rawtypes")
public abstract class ComInterface 
extends ComObject
{
   /* Parent widget */
   protected GenericWidget parent;

   /* ActiveX name */
   private String activeXName;

   /**
    * Constructor.
    * 
    * @param   activeXName
    *          ActiveX name.
    * @param   parent
    *          Parent widget.
    */
   public ComInterface(String activeXName, GenericWidget parent)
   {
      this.activeXName = activeXName;
      this.parent = parent;
   }

   /**
    * {@inheritDoc}
    */
   @Override
   public void delete()
   {
      // no-op
   }

   /**
    * {@inheritDoc}
    */
   @Override
   public boolean valid()
   {
      return parent != null && parent.valid();
   }

   /**
    * {@inheritDoc}
    */
   @Override
   public String getActivexName()
   {
      return activeXName;
   }

   /**
    * {@inheritDoc}
    */
   @Override
   public String getName()
   {
      if (parent != null)
      {
         return parent.name().toStringMessage();
      }
      
      return "?";
   }
}