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

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Revision 787 - (show annotations) (download)
Mon Oct 10 16:03:12 2005 UTC (18 years, 6 months ago) by iliev
File size: 4131 byte(s)
* The first alpha-release of JSampler

1 /*
2 * JSampler - a java front-end for LinuxSampler
3 *
4 * Copyright (C) 2005 Grigor Kirilov Iliev
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
23 package org.jsampler.view;
24
25 import java.awt.event.WindowAdapter;
26 import java.awt.event.WindowEvent;
27
28 import java.util.Vector;
29 import java.util.logging.Level;
30
31 import javax.swing.JFrame;
32
33 import org.jsampler.CC;
34 import org.jsampler.JSampler;
35
36 import org.jsampler.event.SamplerChannelListEvent;
37 import org.jsampler.event.SamplerChannelListListener;
38
39 /**
40 *
41 * @author Grigor Iliev
42 */
43 public abstract class JSMainFrame extends JFrame {
44 private final Vector<JSChannelsPane> chnPaneList = new Vector<JSChannelsPane>();
45
46 public
47 JSMainFrame() {
48 super(JSampler.NAME + ' ' + JSampler.VERSION);
49
50 setDefaultCloseOperation(DO_NOTHING_ON_CLOSE);
51 addWindowListener(new WindowAdapter() {
52 public void
53 windowClosing(WindowEvent we) { CC.cleanExit(); }
54 });
55
56 CC.getSamplerModel().addSamplerChannelListListener(new EventHandler());
57 }
58
59 public Vector<JSChannelsPane>
60 getChannelsPaneList() { return chnPaneList; }
61
62 public JSChannelsPane
63 getChannelsPane(int idx) { return chnPaneList.get(idx); }
64
65 public void
66 addChannelsPane(JSChannelsPane chnPane) { chnPaneList.add(chnPane); }
67
68 public boolean
69 removeChannelsPane(JSChannelsPane chnPane) { return chnPaneList.remove(chnPane); }
70
71 public int
72 getChannelsPaneCount() { return chnPaneList.size(); }
73
74 public abstract void insertChannelsPane(JSChannelsPane pane, int idx);
75 public abstract JSChannelsPane getSelectedChannelsPane();
76 public abstract void setSelectedChannelsPane(JSChannelsPane pane);
77
78 private class EventHandler implements SamplerChannelListListener {
79 /**
80 * Invoked when a new sampler channel is created.
81 * @param e A <code>SamplerChannelListEvent</code>
82 * instance providing the event information.
83 */
84 public void
85 channelAdded(SamplerChannelListEvent e) {
86 Integer id = e.getChannelModel().getChannelID();
87 if(findChannel(id) != null) {
88 CC.getLogger().log(Level.WARNING, "JSMainFrame.channelExist!", id);
89 return;
90 }
91
92 getSelectedChannelsPane().addChannel(e.getChannelModel());
93 }
94
95 /**
96 * Invoked when a sampler channel is removed.
97 * @param e A <code>SamplerChannelListEvent</code>
98 * instance providing the event information.
99 */
100 public void
101 channelRemoved(SamplerChannelListEvent e) {
102 removeChannel(e.getChannelModel().getChannelID());
103 }
104 }
105
106 /**
107 * Searches for the first occurence of a channel with numerical ID <code>id</code>.
108 * @return The first occurence of a channel with numerical ID <code>id</code> or
109 * <code>null</code> if there is no channel with numerical ID <code>id</code>.
110 */
111 public JSChannel
112 findChannel(int id) {
113 if(id < 0) return null;
114
115 for(JSChannelsPane cp : getChannelsPaneList()) {
116 for(JSChannel c : cp.getChannels()) if(c.getChannelID() == id) return c;
117 }
118
119 return null;
120 }
121
122 /**
123 * Removes the first occurence of a channel with numerical ID <code>id</code>.
124 * This method is invoked when a sampler channel is removed in the back-end.
125 * @return The removed channel or <code>null</code>
126 * if there is no channel with numerical ID <code>id</code>.
127 */
128 public JSChannel
129 removeChannel(int id) {
130 if(id < 0) return null;
131
132 for(JSChannelsPane cp : getChannelsPaneList()) {
133 for(JSChannel c : cp.getChannels()) {
134 if(c.getChannelID() == id) {
135 cp.removeChannel(c);
136 return c;
137 }
138 }
139 }
140
141 return null;
142 }
143 }

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