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Java > Open Source Codes > com > izforge > izpack > event > ProgressBarInstallerListener


1 /*
2  * IzPack - Copyright 2001-2007 Julien Ponge, All Rights Reserved.
3  *
4  * http://www.izforge.com/izpack/
5  * http://developer.berlios.de/projects/izpack/
6  *
7  * Copyright 2004 Klaus Bartz
8  *
9  * Licensed under the Apache License, Version 2.0 (the "License");
10  * you may not use this file except in compliance with the License.
11  * You may obtain a copy of the License at
12  *
13  * http://www.apache.org/licenses/LICENSE-2.0
14  *
15  * Unless required by applicable law or agreed to in writing, software
16  * distributed under the License is distributed on an "AS IS" BASIS,
17  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
18  * See the License for the specific language governing permissions and
19  * limitations under the License.
20  */
21
22 package com.izforge.izpack.event;
23
24 import com.izforge.izpack.installer.AutomatedInstallData;
25 import com.izforge.izpack.util.AbstractUIProgressHandler;
26 import com.izforge.izpack.util.Debug;
27 import com.izforge.izpack.util.ExtendedUIProgressHandler;
28
29 /**
30  * Installer listener for reset the progress bar and initialize the simple installer listener to
31  * support progress bar interaction. To support progress bar interaction add this installer listener
32  * as first listener.
33  *
34  * @author Klaus Bartz
35  *
36  */
37 public class ProgressBarInstallerListener extends SimpleInstallerListener
38 {
39
40     /**
41      *
42      */
43     public ProgressBarInstallerListener()
44     {
45         super(false);
46         // TODO Auto-generated constructor stub
47 }
48
49     /*
50      * (non-Javadoc)
51      *
52      * @see com.izforge.izpack.compiler.InstallerListener#afterPacks(com.izforge.izpack.installer.AutomatedInstallData,
53      * com.izforge.izpack.util.AbstractUIProgressHandler)
54      */
55     public void afterPacks(AutomatedInstallData idata, AbstractUIProgressHandler handler)
56             throws Exception JavaDoc
57     {
58         if (handler instanceof ExtendedUIProgressHandler && getProgressBarCallerCount() > 0)
59         {
60             String JavaDoc progress = getMsg("CustomActions.progress");
61             String JavaDoc tip = getMsg("CustomActions.tip");
62             if ("CustomActions.tip".equals(tip) || "CustomActions.progress".equals(progress))
63             {
64                 Debug
65                         .trace("No messages found for custom action progress bar interactions; skiped.");
66                 return;
67             }
68             ((ExtendedUIProgressHandler) handler).restartAction("Configure", progress, tip,
69                     getProgressBarCallerCount());
70             SimpleInstallerListener.doInformProgressBar = true;
71         }
72     }
73
74 }
75
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