/[svn]/jsampler/trunk/src/org/jsampler/view/JSMainFrame.java
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revision 1784 by iliev, Thu May 8 17:26:19 2008 UTC revision 1785 by iliev, Tue Oct 7 00:07:14 2008 UTC
# Line 1  Line 1 
1  /*  /*
2   *   JSampler - a java front-end for LinuxSampler   *   JSampler - a java front-end for LinuxSampler
3   *   *
4   *   Copyright (C) 2005-2007 Grigor Iliev <grigor@grigoriliev.com>   *   Copyright (C) 2005-2008 Grigor Iliev <grigor@grigoriliev.com>
5   *   *
6   *   This file is part of JSampler.   *   This file is part of JSampler.
7   *   *
# Line 23  Line 23 
23  package org.jsampler.view;  package org.jsampler.view;
24    
25  import java.awt.Dialog;  import java.awt.Dialog;
 import java.awt.Dimension;  
26  import java.awt.Frame;  import java.awt.Frame;
27    
28  import java.awt.event.ActionEvent;  import java.awt.event.ActionEvent;
# Line 39  import javax.swing.JComponent; Line 38  import javax.swing.JComponent;
38  import javax.swing.JFrame;  import javax.swing.JFrame;
39  import javax.swing.KeyStroke;  import javax.swing.KeyStroke;
40    
41    import javax.swing.event.ListSelectionEvent;
42    import javax.swing.event.ListSelectionListener;
43  import org.jsampler.CC;  import org.jsampler.CC;
44  import org.jsampler.JSampler;  import org.jsampler.JSampler;
45  import org.jsampler.Prefs;  import org.jsampler.SamplerChannelModel;
46  import org.jsampler.Server;  import org.jsampler.Server;
47    
48  import org.jsampler.event.SamplerChannelListEvent;  import org.jsampler.event.SamplerChannelListEvent;
# Line 113  public abstract class JSMainFrame extend Line 114  public abstract class JSMainFrame extend
114           */           */
115          public abstract void showDetailedErrorMessage(Dialog owner, String err, String details);          public abstract void showDetailedErrorMessage(Dialog owner, String err, String details);
116                    
117            protected Vector<ListSelectionListener> channelsPaneListeners =
118                    new Vector<ListSelectionListener>();
119            
120            /**
121             * Registers the specified listener for receiving event messages.
122             * @param l The <code>ListSelectionListener</code> to register.
123             */
124            public void
125            addChannelsPaneSelectionListener(ListSelectionListener l) {
126                    channelsPaneListeners.add(l);
127            }
128            
129            /**
130             * Removes the specified listener.
131             * @param l The <code>ListSelectionListener</code> to remove.
132             */
133            public void
134            removeChannelsPaneSelectionListener(ListSelectionListener l) {
135                    channelsPaneListeners.remove(l);
136            }
137            
138            protected void
139            fireChannelsPaneSelectionChanged() {
140                    int i = getChannelsPaneIndex(getSelectedChannelsPane());
141                    ListSelectionEvent e = new ListSelectionEvent(this, i, i, false);
142                    for(ListSelectionListener l : channelsPaneListeners) l.valueChanged(e);
143            }
144            
145          /**          /**
146           * Returns a list containing all <code>JSChannelsPane</code>s added to the view.           * Returns a list containing all <code>JSChannelsPane</code>s added to the view.
147           * @return A list containing all <code>JSChannelsPane</code>s added to the view.           * @return A list containing all <code>JSChannelsPane</code>s added to the view.
# Line 156  public abstract class JSMainFrame extend Line 185  public abstract class JSMainFrame extend
185          getChannelsPaneCount() { return chnPaneList.size(); }          getChannelsPaneCount() { return chnPaneList.size(); }
186                    
187          /**          /**
188             * Returns the index of the specified channels pane, or -1 if
189             * the specified channels pane is not found.
190             */
191            public int
192            getChannelsPaneIndex(JSChannelsPane chnPane) {
193                    return chnPaneList.indexOf(chnPane);
194            }
195            
196            /**
197           * Inserts the specified <code>JSChannelsPane</code> at the specified position           * Inserts the specified <code>JSChannelsPane</code> at the specified position
198           * in the view and in the code>JSChannelsPane</code> list.           * in the view and in the code>JSChannelsPane</code> list.
199           * Where and how this pane will be shown depends on the view/GUI implementation.           * Where and how this pane will be shown depends on the view/GUI implementation.
# Line 191  public abstract class JSMainFrame extend Line 229  public abstract class JSMainFrame extend
229                    
230          /**          /**
231           * Sets the <code>JSChannelsPane</code> to be selected.           * Sets the <code>JSChannelsPane</code> to be selected.
232             * Note that all registered listeners should be notified
233             * when the selection is changed.
234           * @param pane The <code>JSChannelsPane</code> to be shown.           * @param pane The <code>JSChannelsPane</code> to be shown.
235             * @see #fireChannelsPaneSelectionChanged
236           */           */
237          public abstract void setSelectedChannelsPane(JSChannelsPane pane);          public abstract void setSelectedChannelsPane(JSChannelsPane pane);
238                    
# Line 201  public abstract class JSMainFrame extend Line 242  public abstract class JSMainFrame extend
242                   * @param e A <code>SamplerChannelListEvent</code>                   * @param e A <code>SamplerChannelListEvent</code>
243                   * instance providing the event information.                   * instance providing the event information.
244                   */                   */
245                    @Override
246                  public void                  public void
247                  channelAdded(SamplerChannelListEvent e) {                  channelAdded(SamplerChannelListEvent e) {
248                          if(e.getChannelModel() == null) return;                          if(e.getChannelModel() == null) return;
# Line 218  public abstract class JSMainFrame extend Line 260  public abstract class JSMainFrame extend
260                   * @param e A <code>SamplerChannelListEvent</code>                   * @param e A <code>SamplerChannelListEvent</code>
261                   * instance providing the event information.                   * instance providing the event information.
262                   */                   */
263                    @Override
264                  public void                  public void
265                  channelRemoved(SamplerChannelListEvent e) {                  channelRemoved(SamplerChannelListEvent e) {
266                          removeChannel(e.getChannelModel().getChannelId());                          removeChannel(e.getChannelModel().getChannelId());
# Line 263  public abstract class JSMainFrame extend Line 306  public abstract class JSMainFrame extend
306          }          }
307                    
308          /**          /**
309             * Gets the zero-based position of the specified sampler channel
310             * in the channels pane, to which the channel is added.
311             * Note that the position may change when adding/removing sampler channels.
312             * @return The zero-based position of the specified sampler channel
313             * in the channels pane, or -1 if the specified channels is not found.
314             */
315            public int
316            getChannelNumber(SamplerChannelModel channel) {
317                    if(channel == null) return -1;
318                    
319                    for(int i = 0; i < getChannelsPaneCount(); i++) {
320                            JSChannelsPane chnPane = getChannelsPane(i);
321                            for(int j = 0; j < chnPane.getChannelCount(); j++) {
322                                    if(chnPane.getChannel(j).getChannelId() == channel.getChannelId()) {
323                                            return j;
324                                    }
325                            }
326                    }
327                    
328                    return -1;
329            }
330            
331            /**
332             * Returns a string in the format <code>channelPaneNumber/channelNumber</code>,
333             * where <code>channelPaneNumber</code> is the one-based number of the channels
334             * pane containing the specified channel and <code>channelNumber</code> is the
335             * one-based number of the channel's position in the channels pane.
336             * Note that this path may change when adding/removing channels/channels panes.
337             * @return The channels path, or <code>null</code> if the specified channels is not found.
338             */
339            public String
340            getChannelPath(SamplerChannelModel channel) {
341                    if(channel == null) return null;
342                    
343                    for(int i = 0; i < getChannelsPaneCount(); i++) {
344                            JSChannelsPane chnPane = getChannelsPane(i);
345                            for(int j = 0; j < chnPane.getChannelCount(); j++) {
346                                    if(chnPane.getChannel(j).getChannelId() == channel.getChannelId()) {
347                                            return (i + 1) + "/" + (j + 1);
348                                    }
349                            }
350                    }
351                    
352                    return null;
353            }
354            
355            /**
356             * Gets the zero-based number of the channels pane,
357             * to which the specified sampler channel is added.
358             * Note that the can be moved from one channels pane to another.
359             * @return The zero-based index of the channels pane,
360             * to which the specified sampler channel is added, or
361             * -1 if the specified channels is not found.
362             */
363            public int
364            getChannelsPaneNumber(SamplerChannelModel channel) {
365                    if(channel == null) return -1;
366                    
367                    for(int i = 0; i < getChannelsPaneCount(); i++) {
368                            JSChannelsPane chnPane = getChannelsPane(i);
369                            for(int j = 0; j < chnPane.getChannelCount(); j++) {
370                                    if(chnPane.getChannel(j).getChannelId() == channel.getChannelId()) {
371                                            return i;
372                                    }
373                            }
374                    }
375                    
376                    return -1;
377            }
378            
379            /**
380           * Determines whether the channel list UI should be automatically updated           * Determines whether the channel list UI should be automatically updated
381           * when channel is added/removed. The default value is <code>true</code>.           * when channel is added/removed. The default value is <code>true</code>.
382           */           */
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