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Java > Open Source Codes > org > columba > core > command > NullWorkerStatusController


1 //The contents of this file are subject to the Mozilla Public License Version 1.1
2 //(the "License"); you may not use this file except in compliance with the
3 //License. You may obtain a copy of the License at http://www.mozilla.org/MPL/
4 //
5 //Software distributed under the License is distributed on an "AS IS" basis,
6 //WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
7 //for the specific language governing rights and
8 //limitations under the License.
9 //
10 //The Original Code is "The Columba Project"
11 //
12 //The Initial Developers of the Original Code are Frederik Dietz and Timo Stich.
13 //Portions created by Frederik Dietz and Timo Stich are Copyright (C) 2003.
14 //
15 //All Rights Reserved.
16
17 package org.columba.core.command;
18
19 import org.columba.api.command.IWorkerStatusChangeListener;
20 import org.columba.api.command.IWorkerStatusController;
21
22 /**
23  * @author timo
24  *
25  * To change this generated comment edit the template variable "typecomment":
26  * Window>Preferences>Java>Templates. To enable and disable the creation of type
27  * comments go to Window>Preferences>Java>Code Generation.
28  */
29 public class NullWorkerStatusController implements IWorkerStatusController {
30     /*
31          * (non-Javadoc)
32          *
33          * @see org.columba.api.command.IWorkerStatusController#removeWorkerStatusChangeListener(org.columba.core.gui.statusbar.event.WorkerStatusChangeListener)
34          */
35     public void removeWorkerStatusChangeListener(
36         IWorkerStatusChangeListener listener) {
37     // TODO Auto-generated method stub
38
39     }
40
41     private static NullWorkerStatusController myInstance;
42
43     protected NullWorkerStatusController() {
44     // nothing to do
45 }
46
47     public static NullWorkerStatusController getInstance() {
48     if (myInstance == null) {
49         myInstance = new NullWorkerStatusController();
50     }
51
52     return myInstance;
53     }
54
55     /**
56          * @see org.columba.api.command.IWorkerStatusController#setDisplayText(java.lang.String)
57          */
58     public void setDisplayText(String JavaDoc text) {
59     // nothing to do
60 }
61
62     /**
63          * @see org.columba.api.command.IWorkerStatusController#clearDisplayText()
64          */
65     public void clearDisplayText() {
66     // nothing to do
67 }
68
69     /**
70          * @see org.columba.api.command.IWorkerStatusController#clearDisplayTextWithDelay()
71          */
72     public void clearDisplayTextWithDelay() {
73     // nothing to do
74 }
75
76     /**
77          * @see org.columba.api.command.IWorkerStatusController#getDisplayText()
78          */
79     public String JavaDoc getDisplayText() {
80     return null;
81     }
82
83     /**
84          * @see org.columba.api.command.IWorkerStatusController#setProgressBarMaximum(int)
85          */
86     public void setProgressBarMaximum(int max) {
87     // nothing to do
88 }
89
90     /**
91          * @see org.columba.api.command.IWorkerStatusController#setProgressBarValue(int)
92          */
93     public void setProgressBarValue(int value) {
94     // nothing to do
95 }
96
97     /**
98          * @see org.columba.api.command.IWorkerStatusController#resetProgressBar()
99          */
100     public void resetProgressBar() {
101     // nothing to do
102 }
103
104     /**
105          * @see org.columba.api.command.IWorkerStatusController#incProgressBarValue()
106          */
107     public void incProgressBarValue() {
108     // nothing to do
109 }
110
111     /**
112          * @see org.columba.api.command.IWorkerStatusController#incProgressBarValue(int)
113          */
114     public void incProgressBarValue(int increment) {
115     // nothing to do
116 }
117
118     /**
119          * @see org.columba.api.command.IWorkerStatusController#getProgessBarMaximum()
120          */
121     public int getProgessBarMaximum() {
122     return 0;
123     }
124
125     /**
126          * @see org.columba.api.command.IWorkerStatusController#getProgressBarValue()
127          */
128     public int getProgressBarValue() {
129     return 0;
130     }
131
132     /**
133          * @see org.columba.api.command.IWorkerStatusController#cancel()
134          */
135     public void cancel() {
136     // nothing to do
137 }
138
139     /**
140          * @see org.columba.api.command.IWorkerStatusController#cancelled()
141          */
142     public boolean cancelled() {
143     return false;
144     }
145
146     /*
147          * (non-Javadoc)
148          *
149          * @see org.columba.api.command.IWorkerStatusController#addWorkerStatusChangeListener(org.columba.core.gui.statusbar.event.WorkerStatusChangeListener)
150          */
151     public void addWorkerStatusChangeListener(IWorkerStatusChangeListener l) {
152     // nothing to do
153 }
154
155     /*
156          * (non-Javadoc)
157          *
158          * @see org.columba.api.command.IWorkerStatusController#getTimeStamp()
159          */
160     public int getTimeStamp() {
161     return 0;
162     }
163 }
164
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