1 /*
   2  * CDDL HEADER START
   3  *
   4  * The contents of this file are subject to the terms of the
   5  * Common Development and Distribution License, Version 1.0 only
   6  * (the "License").  You may not use this file except in compliance
   7  * with the License.
   8  *
   9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
  10  * or http://www.opensolaris.org/os/licensing.
  11  * See the License for the specific language governing permissions
  12  * and limitations under the License.
  13  *
  14  * When distributing Covered Code, include this CDDL HEADER in each
  15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  16  * If applicable, add the following below this CDDL HEADER, with the
  17  * fields enclosed by brackets "[]" replaced with your own identifying
  18  * information: Portions Copyright [yyyy] [name of copyright owner]
  19  *
  20  * CDDL HEADER END
  21  */
  22 /*
  23  * ident        "%Z%%M% %I%     %E% SMI"
  24  *
  25  * Copyright (c) 2001 by Sun Microsystems, Inc.
  26  * All rights reserved.
  27  */
  28 package com.sun.dhcpmgr.client;
  29 
  30 import java.awt.*;
  31 
  32 import javax.swing.*;
  33 import javax.swing.text.*;
  34 import javax.swing.event.*;
  35 
  36 import com.sun.dhcpmgr.ui.*;
  37 
  38 /**
  39  * This class provides a skeletal implementation of a SUNW data store
  40  * module to minimize the effort required to implement a SUNW data store.
  41  */
  42 public abstract class SUNWModule extends DSModule {
  43 
  44     /**
  45      * The default path for the module.
  46      */
  47     protected String path;
  48 
  49     /**
  50      * The description for the module.
  51      */
  52     protected String description;
  53 
  54     /**
  55      * The component for the module.
  56      */
  57     protected Box box;
  58 
  59     /**
  60      * The text field from which to retrieve the path.
  61      */
  62     protected JTextField directory;
  63 
  64     /**
  65      * The datastore specific stuff.
  66      */
  67     protected String additionalInfo = null;
  68 
  69     // Defined in DSModule.
  70     //
  71     public String getDescription() {
  72         return description;
  73     } // getDescription
  74 
  75     // Defined in DSModule.
  76     //
  77     public Component getComponent() {
  78         return box;
  79     } // getComponent
  80 
  81     // Defined in DSModule.
  82     //
  83     public String getPath() {
  84         return directory.getText();
  85     } // getPath
  86 
  87     // Defined in DSModule.
  88     //
  89     public String getAdditionalInfo() {
  90         return additionalInfo;
  91     } // getAdditionalInfo
  92 
  93     /**
  94      * This class implements a listener for the directory text field and sets
  95      * the foward enabled button when the text field is valid (non-empty).
  96      */
  97     protected class PathListener implements DocumentListener {
  98 
  99         /**
 100          * Empty constructor.
 101          */
 102         public PathListener() {
 103         } // constructor
 104 
 105         /**
 106          * Called when a text update occurs in the text field.
 107          * @param e the event.
 108          */
 109         public void insertUpdate(DocumentEvent e) {
 110             Document doc = e.getDocument();
 111             int length = doc.getLength();
 112             if (length == 0 && getForwardEnabled()) {
 113                 setForwardEnabled(false);
 114             } else if (length != 0 && !getForwardEnabled()) {
 115                 setForwardEnabled(true);
 116             }
 117         } // insertUpdate
 118 
 119         /**
 120          * Called when a text change occurs in the text field.
 121          * @param e the event.
 122          */
 123         public void changedUpdate(DocumentEvent e) {
 124             insertUpdate(e);
 125         } // changedUpdate
 126 
 127         /**
 128          * Called when a text remove occurs in the text field.
 129          * @param e the event.
 130          */     public void removeUpdate(DocumentEvent e) {
 131             insertUpdate(e);
 132         } // insertUpdate
 133 
 134     } // PathListener
 135 
 136 } // SUNWModule