/[svn]/jsampler/trunk/src/org/jsampler/view/SamplerTableModel.java
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Contents of /jsampler/trunk/src/org/jsampler/view/SamplerTableModel.java

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Revision 2195 - (show annotations) (download)
Tue Jun 28 22:44:39 2011 UTC (7 years, 8 months ago) by iliev
File size: 4037 byte(s)
* Sampler Browser (work in progress): initial implementation of main pane

1 /*
2 * JSampler - a java front-end for LinuxSampler
3 *
4 * Copyright (C) 2011 Grigor Iliev <grigor@grigoriliev.com>
5 *
6 * This file is part of JSampler.
7 *
8 * JSampler is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License version 2
10 * as published by the Free Software Foundation.
11 *
12 * JSampler is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with JSampler; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
20 * MA 02111-1307 USA
21 */
22 package org.jsampler.view;
23
24 import java.beans.PropertyChangeEvent;
25 import java.beans.PropertyChangeListener;
26 import javax.swing.table.AbstractTableModel;
27 import org.jsampler.AudioDeviceModel;
28 import org.jsampler.event.ListEvent;
29 import org.jsampler.event.ListListener;
30 import static org.jsampler.view.SamplerTreeModel.*;
31
32 /**
33 *
34 * @author Grigor Iliev
35 */
36 public class SamplerTableModel extends AbstractTableModel {
37 private TreeNodeBase node;
38
39
40 /** Creates a new instance of <code>SamplerTableModel</code>. */
41 public
42 SamplerTableModel() {
43 this(null);
44 }
45
46 /** Creates a new instance of <code>SamplerTableModel</code>. */
47 public
48 SamplerTableModel(TreeNodeBase node) {
49 this.node = node;
50
51 }
52
53 public TreeNodeBase
54 getNode() { return node; }
55
56 public void
57 setNode(TreeNodeBase node) {
58 if(this.node != null) removeListeners(this.node);
59 this.node = node;
60 if(node != null) addListeners(node);
61 fireTableStructureChanged();
62 fireTableDataChanged();
63 }
64
65 private void
66 addListeners(TreeNodeBase node) {
67 node.addPropertyChangeListener(getHandler());
68 }
69
70 private void
71 removeListeners(TreeNodeBase node) {
72 node.addPropertyChangeListener(getHandler());
73 }
74
75 /**
76 * Gets the number of columns in the model.
77 * @return The number of columns in the model.
78 */
79 @Override
80 public int
81 getColumnCount() { return node == null ? 1 : node.getColumnCount(); }
82
83 /**
84 * Gets the name of the column at <code>columnIndex</code>.
85 * @return The name of the column at <code>columnIndex</code>.
86 */
87 @Override
88 public String
89 getColumnName(int col) { return node == null ? " " : node.getColumnName(col); }
90
91 /**
92 * Gets the number of rows in the model.
93 * @return The number of rows in the model.
94 */
95 @Override
96 public int
97 getRowCount() { return node == null ? 0 : node.getRowCount(); }
98
99 /**
100 * Gets the value for the cell at <code>columnIndex</code> and
101 * <code>rowIndex</code>.
102 * @param row The row whose value is to be queried.
103 * @param col The column whose value is to be queried.
104 * @return The value for the cell at <code>columnIndex</code> and
105 * <code>rowIndex</code>.
106 */
107 @Override
108 public Object
109 getValueAt(int row, int col) {
110 return node == null ? null : node.getValueAt(row, col);
111 }
112
113 public TreeNodeBase
114 getNodeAt(int idx) {
115 if(node == null) return null;
116 if(idx >= node.getChildCount()) return null;
117 return node.getChildAt(idx);
118 }
119
120
121 private final EventHandler eventHandler = new EventHandler();
122
123 private EventHandler
124 getHandler() { return eventHandler; }
125
126 private class EventHandler implements PropertyChangeListener {
127 @Override
128 public void
129 propertyChange(PropertyChangeEvent e) {
130 if(e.getPropertyName() == "SamplerTreeModel.update") {
131 fireTableDataChanged();
132 }
133 }
134 }
135
136 AudioDeviceListListener audioDeviceListListener = new AudioDeviceListListener();
137
138 private class AudioDeviceListListener implements ListListener<AudioDeviceModel> {
139 /** Invoked when a new entry is added to a list. */
140 public void
141 entryAdded(ListEvent<AudioDeviceModel> e) { fireTableDataChanged(); }
142
143 /** Invoked when an entry is removed from a list. */
144 public void
145 entryRemoved(ListEvent<AudioDeviceModel> e) { fireTableDataChanged(); }
146 }
147 }

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