svn-gvsig-desktop / trunk / org.gvsig.desktop / org.gvsig.desktop.library / org.gvsig.ui / src / main / java / org / gvsig / gui / beans / controls / dnd / JDnDListModel.java @ 40561
History | View | Annotate | Download (6.28 KB)
1 |
/**
|
---|---|
2 |
* gvSIG. Desktop Geographic Information System.
|
3 |
*
|
4 |
* Copyright (C) 2007-2013 gvSIG Association.
|
5 |
*
|
6 |
* This program is free software; you can redistribute it and/or
|
7 |
* modify it under the terms of the GNU General Public License
|
8 |
* as published by the Free Software Foundation; either version 3
|
9 |
* of the License, or (at your option) any later version.
|
10 |
*
|
11 |
* This program is distributed in the hope that it will be useful,
|
12 |
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
13 |
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
14 |
* GNU General Public License for more details.
|
15 |
*
|
16 |
* You should have received a copy of the GNU General Public License
|
17 |
* along with this program; if not, write to the Free Software
|
18 |
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
|
19 |
* MA 02110-1301, USA.
|
20 |
*
|
21 |
* For any additional information, do not hesitate to contact us
|
22 |
* at info AT gvsig.com, or visit our website www.gvsig.com.
|
23 |
*/
|
24 |
/* CVS MESSAGES:
|
25 |
*
|
26 |
* $Id: JDnDListModel.java 13655 2007-09-12 16:28:55Z bsanchez $
|
27 |
* $Log$
|
28 |
* Revision 1.2 2007-09-12 16:28:23 bsanchez
|
29 |
* *** empty log message ***
|
30 |
*
|
31 |
* Revision 1.1 2007/08/20 08:34:46 evercher
|
32 |
* He fusionado LibUI con LibUIComponents
|
33 |
*
|
34 |
* Revision 1.1 2006/03/22 11:18:29 jaume
|
35 |
* *** empty log message ***
|
36 |
*
|
37 |
* Revision 1.4 2006/02/28 15:25:14 jaume
|
38 |
* *** empty log message ***
|
39 |
*
|
40 |
* Revision 1.2.2.3 2006/01/31 16:25:24 jaume
|
41 |
* correcciones de bugs
|
42 |
*
|
43 |
* Revision 1.3 2006/01/26 16:07:14 jaume
|
44 |
* *** empty log message ***
|
45 |
*
|
46 |
* Revision 1.2.2.1 2006/01/26 12:59:33 jaume
|
47 |
* 0.5
|
48 |
*
|
49 |
* Revision 1.2 2006/01/24 14:36:33 jaume
|
50 |
* This is the new version
|
51 |
*
|
52 |
* Revision 1.1.2.2 2006/01/17 12:55:40 jaume
|
53 |
* *** empty log message ***
|
54 |
*
|
55 |
* Revision 1.1.2.1 2006/01/10 13:11:38 jaume
|
56 |
* *** empty log message ***
|
57 |
*
|
58 |
* Revision 1.1.2.1 2005/12/29 08:26:54 jaume
|
59 |
* some gui issues where fixed
|
60 |
*
|
61 |
* Revision 1.1.2.2 2005/12/22 16:46:00 jaume
|
62 |
* puede borrar m?ltiples intervalos de entradas dentro de la lista
|
63 |
*
|
64 |
* Revision 1.1.2.1 2005/12/19 18:12:35 jaume
|
65 |
* *** empty log message ***
|
66 |
*
|
67 |
*
|
68 |
*/
|
69 |
/**
|
70 |
*
|
71 |
*/
|
72 |
package org.gvsig.gui.beans.controls.dnd; |
73 |
|
74 |
import java.util.ArrayList; |
75 |
import java.util.Collection; |
76 |
import java.util.Iterator; |
77 |
|
78 |
import javax.swing.AbstractListModel; |
79 |
|
80 |
|
81 |
/**
|
82 |
* List model to use in junction the JDnDList. Contains some useful tools.
|
83 |
*
|
84 |
* @author jaume dominguez faus - jaume.dominguez@iver.es
|
85 |
*
|
86 |
*/
|
87 |
public class JDnDListModel extends AbstractListModel { |
88 |
private static final long serialVersionUID = 8998356167841647319L; |
89 |
private ArrayList items = new ArrayList(); |
90 |
/**
|
91 |
* Inserts a collection of items before the specified index
|
92 |
*/
|
93 |
public void insertItems( int index, Collection objects ) { |
94 |
// Handle the case where the items are being added to the end of the list
|
95 |
if( index == -1 ) { |
96 |
// Add the items
|
97 |
for( Iterator i = objects.iterator(); i.hasNext(); ) { |
98 |
String item = ( String )i.next(); |
99 |
addElement(items.size(), item ); |
100 |
} |
101 |
} else {
|
102 |
// Insert the items
|
103 |
for( Iterator i = objects.iterator(); i.hasNext(); ) { |
104 |
Object item = i.next();
|
105 |
insertElement( index++, item ); |
106 |
} |
107 |
} |
108 |
|
109 |
// Tell the list to update itself
|
110 |
this.fireContentsChanged( this, 0, this.items.size() - 1 ); |
111 |
} |
112 |
|
113 |
/**
|
114 |
* Inserts a new element into the list at the position mentioned in the index param.
|
115 |
* @param index
|
116 |
* @param item
|
117 |
*/
|
118 |
public boolean insertElement(int index, Object element) { |
119 |
if (element == null) { |
120 |
return false; |
121 |
} |
122 |
for (int i = 0; i < items.size(); i++) { |
123 |
|
124 |
if (items.get(i).equals(items)) {
|
125 |
return false; |
126 |
} |
127 |
} |
128 |
|
129 |
this.items.add(index, element);
|
130 |
return true; |
131 |
} |
132 |
|
133 |
/**
|
134 |
* Adds a new element at the position indicated by pos of the list.
|
135 |
* @param j
|
136 |
* @param pos
|
137 |
*/
|
138 |
public boolean addElement(int j, Object element) { |
139 |
if (element == null) { |
140 |
return false; |
141 |
} |
142 |
|
143 |
for (int i = 0; i < items.size(); i++) { |
144 |
if (items.get(i).equals(items)) {
|
145 |
return false; |
146 |
} |
147 |
} |
148 |
this.items.add(j, element);
|
149 |
fireContentsChanged(this, items.size() - 1, items.size() - 1); |
150 |
return true; |
151 |
} |
152 |
|
153 |
/**
|
154 |
* Adds a new element at the position indicated by pos of the list.
|
155 |
* @param j
|
156 |
* @param pos
|
157 |
*/
|
158 |
public boolean addElement(Object element) { |
159 |
return addElement(items.size(), element);
|
160 |
} |
161 |
|
162 |
/**
|
163 |
* Removes every elements contained in the collection from this list.
|
164 |
*/
|
165 |
public void delElements(Collection c) { |
166 |
items.removeAll(c); |
167 |
this.fireContentsChanged(this, 0, items.size()); |
168 |
} |
169 |
|
170 |
/**
|
171 |
* Removes the items of the list mentioned by the index array passed as argument.
|
172 |
* @param indices
|
173 |
*/
|
174 |
public void delIndices(int[] indices){ |
175 |
int removed = 0; |
176 |
for (int i = 0; i < indices.length; i++) { |
177 |
items.remove(indices[i]-removed); |
178 |
removed++; |
179 |
} |
180 |
} |
181 |
|
182 |
public void itemsMoved( int newIndex, int[] indicies ) { |
183 |
|
184 |
// Copy the objects to a temporary ArrayList
|
185 |
ArrayList objects = new ArrayList(); |
186 |
for( int i=0; i<indicies.length; i++ ) { |
187 |
objects.add( this.items.get( indicies[ i ] ) );
|
188 |
} |
189 |
|
190 |
// Delete the objects from the list
|
191 |
for( int i=indicies.length-1; i>=0; i-- ) { |
192 |
this.items.remove( indicies[ i ] );
|
193 |
} |
194 |
|
195 |
// Insert the items at the new location
|
196 |
insertItems( newIndex, objects ); |
197 |
} |
198 |
|
199 |
/* (non-Javadoc)
|
200 |
* @see javax.swing.ListModel#getSize()
|
201 |
*/
|
202 |
public int getSize() { |
203 |
return items.size();
|
204 |
} |
205 |
|
206 |
/* (non-Javadoc)
|
207 |
* @see javax.swing.ListModel#getElementAt(int)
|
208 |
*/
|
209 |
public Object getElementAt(int index) { |
210 |
return items.get(index);
|
211 |
} |
212 |
|
213 |
/**
|
214 |
* Removes any item currently contained by this list.
|
215 |
*
|
216 |
*/
|
217 |
public void clear() { |
218 |
items.clear(); |
219 |
fireContentsChanged(this, 0, 0); |
220 |
} |
221 |
|
222 |
/**
|
223 |
* Returns an ArrayList containing the elements of this list.
|
224 |
*/
|
225 |
public ArrayList getElements() { |
226 |
return items;
|
227 |
} |
228 |
|
229 |
|
230 |
} |