svn-gvsig-desktop / trunk / org.gvsig.desktop / org.gvsig.desktop.compat.cdc / org.gvsig.fmap.dal / org.gvsig.fmap.dal.impl / src / main / java / org / gvsig / fmap / dal / feature / impl / undo / command / SelectionCommandSelect.java @ 40435
History | View | Annotate | Download (2.46 KB)
1 |
/* gvSIG. Geographic Information System of the Valencian Government
|
---|---|
2 |
*
|
3 |
* Copyright (C) 2007-2008 Infrastructures and Transports Department
|
4 |
* of the Valencian Government (CIT)
|
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 2
|
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 |
*/
|
22 |
|
23 |
/*
|
24 |
* AUTHORS (In addition to CIT):
|
25 |
* 2008 {DiSiD Technologies} {Implement data selection}
|
26 |
*/
|
27 |
package org.gvsig.fmap.dal.feature.impl.undo.command; |
28 |
|
29 |
import org.gvsig.fmap.dal.feature.FeatureReference; |
30 |
import org.gvsig.fmap.dal.feature.impl.DefaultFeatureReferenceSelection; |
31 |
import org.gvsig.tools.undo.RedoException; |
32 |
import org.gvsig.tools.undo.UndoException; |
33 |
import org.gvsig.tools.undo.command.impl.AbstractCommand; |
34 |
|
35 |
/**
|
36 |
* Command to allow undo and redo over a select or deselect operation performed
|
37 |
* on a selection.
|
38 |
*
|
39 |
* @author <a href="mailto:cordin@disid.com">C?sar Ordi?ana</a>
|
40 |
*/
|
41 |
public class SelectionCommandSelect extends AbstractCommand { |
42 |
|
43 |
private final DefaultFeatureReferenceSelection selection; |
44 |
private final FeatureReference reference; |
45 |
private final boolean select; |
46 |
|
47 |
public SelectionCommandSelect(DefaultFeatureReferenceSelection selection,
|
48 |
FeatureReference reference, boolean select, String description) { |
49 |
super(description);
|
50 |
this.selection = selection;
|
51 |
this.reference = reference;
|
52 |
this.select = select;
|
53 |
} |
54 |
|
55 |
public void execute() { |
56 |
// Nothing to do
|
57 |
} |
58 |
|
59 |
public int getType() { |
60 |
return UPDATE; // select ? INSERT : DELETE; |
61 |
} |
62 |
|
63 |
public void undo() throws UndoException { |
64 |
performSelection(!select); |
65 |
} |
66 |
|
67 |
public void redo() throws RedoException { |
68 |
performSelection(select); |
69 |
} |
70 |
|
71 |
private void performSelection(boolean doSelection) { |
72 |
if (doSelection) {
|
73 |
selection.select(reference, false);
|
74 |
} else {
|
75 |
selection.deselect(reference, false);
|
76 |
} |
77 |
} |
78 |
} |