Coverage Report

Coverage Report - net.wotonomy.ui.DelegateAdapter

Classes in this File

 /*
 Wotonomy: OpenStep design patterns for pure Java applications.
 Copyright (C) 2001 Intersect Software Corporation
 
 This library is free software; you can redistribute it and/or
 modify it under the terms of the GNU Lesser General Public
 License as published by the Free Software Foundation; either
 version 2.1 of the License, or (at your option) any later version.
 
 This library 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
 Lesser General Public License for more details.
 
 You should have received a copy of the GNU Lesser General Public
 License along with this library; if not, see http://www.gnu.org
 */
 
 package net.wotonomy.ui;
 
 import java.util.List;
 
 import net.wotonomy.control.EODataSource;
 import net.wotonomy.foundation.NSArray;
 import net.wotonomy.foundation.NSNotification;
 
     /**
     * A convenience class for creating display group delegates.
     * All methods of the delegate interface are implemented
     * to do nothing.
     *
     * @author michael@mpowers.net
     * @author $Author: cgruber $
     * @version $Revision: 904 $
     */
     public class DelegateAdapter implements EODisplayGroup.Delegate
     {
         /**
         * Called when the specified data source fails
         * to create an object for the specified display group.
         */
                 public void displayGroupCreateObjectFailed ( 
                         EODisplayGroup aDisplayGroup,
                         EODataSource aDataSource )
         {
                         
         }
 
         /**
                 * Called after the specified display group's
                 * data source is changed.
                 */
                 public void displayGroupDidChangeDataSource ( 
                         EODisplayGroup aDisplayGroup )
         {
                         
         }
 
                 /**
                 * Called after the specified display group's
                 * selection has changed.
                 */
                 public void displayGroupDidChangeSelectedObjects ( 
                         EODisplayGroup aDisplayGroup )
         {
                         
         }
 
                 /**
                 * Called after the specified display group's
                 * selection has changed.
                 */
                 public void displayGroupDidChangeSelection ( 
                         EODisplayGroup aDisplayGroup )
         {
                         
         }
 
                 /**
                 * Called after the specified object display group's
                 * selection has changed.
                 */
                 public void displayGroupDidDeleteObject ( 
                         EODisplayGroup aDisplayGroup,
                         Object anObject )
         {
                         
         }
 
                 /**
                 * Called after the specified display group
                 * has fetched the specified object list.
                 */
                 public void displayGroupDidFetchObjects ( 
                         EODisplayGroup aDisplayGroup,
                         List anObjectList )
         {
                         
         }
 
                 /**
                 * Called after the specified display group
                 * has inserted the specified object into
                 * its internal object list.
                 */
                 public void displayGroupDidInsertObject ( 
                         EODisplayGroup aDisplayGroup,
                         Object anObject )
         {
                         
         }
 
                 /**
                 * Called after the specified display group
                 * has set the specified value for the specified
                 * object and key.
                 */
                 public void displayGroupDidSetValueForObject ( 
                         EODisplayGroup aDisplayGroup,
                         Object aValue,
                         Object anObject,
                         String aKey )
         {
                         
         }
 
                 /**
                 * Called by the specified display group to
                 * determine what objects should be displayed
                 * for the objects in the specified list.
                 * @return An NSArray containing the objects
                 * to be displayed for the objects in the 
                 * specified list.
                 */
                 public NSArray displayGroupDisplayArrayForObjects ( 
                         EODisplayGroup aDisplayGroup,
                         List aList )
         {
             return new NSArray( aList );                
         }
 
                 /**
                 * Called by the specified display group before
                 * it attempts to change the selection.
         * This implementation returns true.
                 * @return True to allow the selection to change,
                 * false otherwise.
                 */
                 public boolean displayGroupShouldChangeSelection ( 
                         EODisplayGroup aDisplayGroup,
                         List aSelectionList )
         {
             return true;
         }
 
                 /**
                 * Called by the specified display group before
                 * it attempts to delete the specified object.
         * This implementation returns true.
                 * @return True to allow the object to be deleted
                 * false to prevent the deletion.
                 */
                 public boolean displayGroupShouldDeleteObject ( 
                         EODisplayGroup aDisplayGroup,
                         Object anObject )
         {
             return true;
         }
 
                 /**
                 * Called by the specified display group before
                 * it attempts display the specified alert to
                 * the user.
         * This implementation returns true.
                 * @return True to allow the message to be 
                 * displayed, false if you want to handle the
                 * alert yourself and suppress the display group's
                 * notification.
                 */
                 public boolean displayGroupShouldDisplayAlert ( 
                         EODisplayGroup aDisplayGroup,
                         String aTitle,
                         String aMessage )
         {
             return true;
         }
 
                 /**
                 * Called by the specified display group before
                 * it attempts fetch objects.
         * This implementation returns true.
                 * @return True to allow the fetch to take place,
                 * false to prevent the fetch.
                 */
                 public boolean displayGroupShouldFetch ( 
                         EODisplayGroup aDisplayGroup )
         {
             return true;
         }
 
                 /**
                 * Called by the specified display group before
                 * it attempts to insert the specified object.
         * This implementation returns true.
                 * @return True to allow the object to be inserted
                 * false to prevent the insertion.
                 */
                 public boolean displayGroupShouldInsertObject ( 
                         EODisplayGroup aDisplayGroup,
                         Object anObject,
                         int anIndex )
         {
             return true;
         }
 
                 /**
                 * No idea what this might indicate,
                 * nor what the notification indicates.
         * This implementation returns true.
                 */
                 public boolean displayGroupShouldRedisplay ( 
                         EODisplayGroup aDisplayGroup,
                         NSNotification aNotification )
         {
             return true;
         }
 
                 /**
                 * No idea what this might indicate,
                 * nor what the notification indicates.
                 */
                 public boolean displayGroupShouldRefetch ( 
                         EODisplayGroup aDisplayGroup,
                         NSNotification aNotification )
         {
             return true;
         }
         
     }
 
 /*
  * $Log$
  * Revision 1.2  2006/02/18 23:14:35  cgruber
  * Update imports and maven dependencies.
  *
  * Revision 1.1  2006/02/16 13:22:22  cgruber
  * Check in all sources in eclipse-friendly maven-enabled packages.
  *
  * Revision 1.2  2003/08/06 23:07:52  chochos
  * general code cleanup (mostly, removing unused imports)
  *
  * Revision 1.1  2001/01/24 14:23:17  mpowers
  * Contributing DelegateAdapter.
  *
  *
  */
 

1		/*
2		Wotonomy: OpenStep design patterns for pure Java applications.
3		Copyright (C) 2001 Intersect Software Corporation
4
5		This library is free software; you can redistribute it and/or
6		modify it under the terms of the GNU Lesser General Public
7		License as published by the Free Software Foundation; either
8		version 2.1 of the License, or (at your option) any later version.
9
10		This library is distributed in the hope that it will be useful,
11		but WITHOUT ANY WARRANTY; without even the implied warranty of
12		MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13		Lesser General Public License for more details.
14
15		You should have received a copy of the GNU Lesser General Public
16		License along with this library; if not, see http://www.gnu.org
17		*/
18
19		package net.wotonomy.ui;
20
21		import java.util.List;
22
23		import net.wotonomy.control.EODataSource;
24		import net.wotonomy.foundation.NSArray;
25		import net.wotonomy.foundation.NSNotification;
26
27		/**
28		* A convenience class for creating display group delegates.
29		* All methods of the delegate interface are implemented
30		* to do nothing.
31		*
32		* @author michael@mpowers.net
33		* @author $Author: cgruber $
34		* @version $Revision: 904 $
35		*/
36	0	public class DelegateAdapter implements EODisplayGroup.Delegate
37		{
38		/**
39		* Called when the specified data source fails
40		* to create an object for the specified display group.
41		*/
42		public void displayGroupCreateObjectFailed (
43		EODisplayGroup aDisplayGroup,
44		EODataSource aDataSource )
45		{
46
47	0	}
48
49		/**
50		* Called after the specified display group's
51		* data source is changed.
52		*/
53		public void displayGroupDidChangeDataSource (
54		EODisplayGroup aDisplayGroup )
55		{
56
57	0	}
58
59		/**
60		* Called after the specified display group's
61		* selection has changed.
62		*/
63		public void displayGroupDidChangeSelectedObjects (
64		EODisplayGroup aDisplayGroup )
65		{
66
67	0	}
68
69		/**
70		* Called after the specified display group's
71		* selection has changed.
72		*/
73		public void displayGroupDidChangeSelection (
74		EODisplayGroup aDisplayGroup )
75		{
76
77	0	}
78
79		/**
80		* Called after the specified object display group's
81		* selection has changed.
82		*/
83		public void displayGroupDidDeleteObject (
84		EODisplayGroup aDisplayGroup,
85		Object anObject )
86		{
87
88	0	}
89
90		/**
91		* Called after the specified display group
92		* has fetched the specified object list.
93		*/
94		public void displayGroupDidFetchObjects (
95		EODisplayGroup aDisplayGroup,
96		List anObjectList )
97		{
98
99	0	}
100
101		/**
102		* Called after the specified display group
103		* has inserted the specified object into
104		* its internal object list.
105		*/
106		public void displayGroupDidInsertObject (
107		EODisplayGroup aDisplayGroup,
108		Object anObject )
109		{
110
111	0	}
112
113		/**
114		* Called after the specified display group
115		* has set the specified value for the specified
116		* object and key.
117		*/
118		public void displayGroupDidSetValueForObject (
119		EODisplayGroup aDisplayGroup,
120		Object aValue,
121		Object anObject,
122		String aKey )
123		{
124
125	0	}
126
127		/**
128		* Called by the specified display group to
129		* determine what objects should be displayed
130		* for the objects in the specified list.
131		* @return An NSArray containing the objects
132		* to be displayed for the objects in the
133		* specified list.
134		*/
135		public NSArray displayGroupDisplayArrayForObjects (
136		EODisplayGroup aDisplayGroup,
137		List aList )
138		{
139	0	return new NSArray( aList );
140		}
141
142		/**
143		* Called by the specified display group before
144		* it attempts to change the selection.
145		* This implementation returns true.
146		* @return True to allow the selection to change,
147		* false otherwise.
148		*/
149		public boolean displayGroupShouldChangeSelection (
150		EODisplayGroup aDisplayGroup,
151		List aSelectionList )
152		{
153	0	return true;
154		}
155
156		/**
157		* Called by the specified display group before
158		* it attempts to delete the specified object.
159		* This implementation returns true.
160		* @return True to allow the object to be deleted
161		* false to prevent the deletion.
162		*/
163		public boolean displayGroupShouldDeleteObject (
164		EODisplayGroup aDisplayGroup,
165		Object anObject )
166		{
167	0	return true;
168		}
169
170		/**
171		* Called by the specified display group before
172		* it attempts display the specified alert to
173		* the user.
174		* This implementation returns true.
175		* @return True to allow the message to be
176		* displayed, false if you want to handle the
177		* alert yourself and suppress the display group's
178		* notification.
179		*/
180		public boolean displayGroupShouldDisplayAlert (
181		EODisplayGroup aDisplayGroup,
182		String aTitle,
183		String aMessage )
184		{
185	0	return true;
186		}
187
188		/**
189		* Called by the specified display group before
190		* it attempts fetch objects.
191		* This implementation returns true.
192		* @return True to allow the fetch to take place,
193		* false to prevent the fetch.
194		*/
195		public boolean displayGroupShouldFetch (
196		EODisplayGroup aDisplayGroup )
197		{
198	0	return true;
199		}
200
201		/**
202		* Called by the specified display group before
203		* it attempts to insert the specified object.
204		* This implementation returns true.
205		* @return True to allow the object to be inserted
206		* false to prevent the insertion.
207		*/
208		public boolean displayGroupShouldInsertObject (
209		EODisplayGroup aDisplayGroup,
210		Object anObject,
211		int anIndex )
212		{
213	0	return true;
214		}
215
216		/**
217		* No idea what this might indicate,
218		* nor what the notification indicates.
219		* This implementation returns true.
220		*/
221		public boolean displayGroupShouldRedisplay (
222		EODisplayGroup aDisplayGroup,
223		NSNotification aNotification )
224		{
225	0	return true;
226		}
227
228		/**
229		* No idea what this might indicate,
230		* nor what the notification indicates.
231		*/
232		public boolean displayGroupShouldRefetch (
233		EODisplayGroup aDisplayGroup,
234		NSNotification aNotification )
235		{
236	0	return true;
237		}
238
239		}
240
241		/*
242		* $Log$
243		* Revision 1.2 2006/02/18 23:14:35 cgruber
244		* Update imports and maven dependencies.
245		*
246		* Revision 1.1 2006/02/16 13:22:22 cgruber
247		* Check in all sources in eclipse-friendly maven-enabled packages.
248		*
249		* Revision 1.2 2003/08/06 23:07:52 chochos
250		* general code cleanup (mostly, removing unused imports)
251		*
252		* Revision 1.1 2001/01/24 14:23:17 mpowers
253		* Contributing DelegateAdapter.
254		*
255		*
256		*/
257