/**
* Shows an edit midi event dialog.
*
* @param event The events to be edited.
* @return <code>true</code> if the dialog has been shown.
*/
public static boolean showEditShortMessageEventDialog(
MidiEvent event, TrackProxy track, MidiDescriptor midiDescriptor) {
MidiEditPanel mep =
new MidiEditPanel(
track,
event,
SgEngine.getInstance().getResourceBundle().getString("midi.event.edit.event"));
Object[] message = new Object[] {mep};
int option =
JOptionPane.showConfirmDialog(
getMainFrame(),
message,
SgEngine.getInstance().getResourceBundle().getString("midi.event.edit.title"),
JOptionPane.OK_CANCEL_OPTION,
JOptionPane.PLAIN_MESSAGE,
null);
if (option == JOptionPane.OK_OPTION && mep.hasChanged()) {
try {
// create change edit and perform changes
Object changeObj = new Object();
ChangeEventsEdit edit =
new ChangeEventsEdit(track, new MidiEvent[] {event}, midiDescriptor, null, changeObj);
mep.applyChanges(changeObj);
edit.perform();
midiDescriptor.getUndoManager().addEdit(edit);
} catch (InvalidMidiDataException imdex) {
JOptionPane.showMessageDialog(
getMainFrame(),
imdex.getMessage(),
SgEngine.getInstance().getResourceBundle().getString("error.invalidMidiData"),
JOptionPane.ERROR_MESSAGE);
}
}
return true;
}
/**
* Displays a dialog that allows the user to set the number of repeatings of the given MIDI note
* on the given MIDI track. If the user confirms, an undoable edit is created and added to the
* provided <code>MidiDescriptor</code>'s <code>UndoManager</code>.
*
* @param midiDescriptor The <code>MidiDescriptor</code>.
* @param track The MIDI track. It is assumed that this track belongs to the given <code>
* MidiDescriptor</code>'s <code>SgMidiSequence</code>.
* @param events The events that describe the note to be repeated. It is assumed that these events
* belong to the given MIDI track.
*/
public static void showRepeatNoteDialog(
MidiDescriptor midiDescriptor, TrackProxy track, MidiEvent[] events) {
ResourceBundle rb = SgEngine.getInstance().getResourceBundle();
SgMidiSequence sequence = null;
try {
sequence = midiDescriptor.getSequence();
} catch (InvalidMidiDataException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
}
if (sequence == null) {
return;
}
RepeatNotePanel repeatNotePanel = new RepeatNotePanel(1, 4);
Object[] message =
new Object[] {
repeatNotePanel,
};
int option =
JOptionPane.showConfirmDialog(
getMainFrame(),
message,
rb.getString("midi.note.repeat.title"),
JOptionPane.OK_CANCEL_OPTION,
JOptionPane.PLAIN_MESSAGE,
null);
if (option == JOptionPane.OK_OPTION) {
int tactCount = repeatNotePanel.getTactCountValue();
int countPerTact = repeatNotePanel.getCountPerTactValue();
MidiEvent[] addedEvents = MidiToolkit.repeatEvents(sequence, events, countPerTact, tactCount);
AddEventsEdit undoableEdit =
new AddEventsEdit(
track,
addedEvents,
midiDescriptor,
rb.getString("edit.repeatEventsEdit"),
UiToolkit.class);
undoableEdit.perform();
midiDescriptor.getUndoManager().addEdit(undoableEdit);
}
}
/**
* Displays a dialog where the user can set the tempo (in BPM or MPQ).
*
* @param midiDescriptor The <code>MidiDescriptor</code> for which the tempo is to be changed.
* Must not be <code>null</code>.
* @param tick The tick position where the tempo shall be set. Default is 0 (track tempo).
*/
public static void showSetTempoDialog(MidiDescriptor midiDescriptor, long tick) {
ResourceBundle rb = SgEngine.getInstance().getResourceBundle();
SgMidiSequence seq = null;
try {
seq = midiDescriptor.getSequence();
} catch (InvalidMidiDataException e) {
} catch (IOException e) {
}
if (seq == null) {
return;
}
TrackProxy[] tracks = seq.getTrackProxies();
MidiEvent event = null;
TrackProxy track = null;
for (int i = 0; event == null && i < tracks.length; i++) {
event = tracks[i].getTempoEvent();
track = tracks[i];
}
if (event == null) {
int option =
JOptionPane.showConfirmDialog(
getMainFrame(),
rb.getString("midi.tempo.noTempoSet.message"),
rb.getString("midi.tempo.noTempoSet.title"),
JOptionPane.YES_NO_OPTION,
JOptionPane.PLAIN_MESSAGE);
if (option == JOptionPane.YES_OPTION) {
TrackProxy tempTrack = null;
try {
tempTrack = midiDescriptor.getSequence().getSelectedTrackProxy();
} catch (InvalidMidiDataException e) {
} catch (IOException e) {
}
if (tempTrack != null) {
track = tempTrack;
float mpq =
MidiToolkit.bpmToMPQ(SgEngine.getInstance().getProperties().getDefaultMidiTempo());
event = MidiToolkit.createTempoEvent(mpq);
final MidiDescriptor descriptor = midiDescriptor;
AddEventsEdit edit =
new AddEventsEdit(
track,
new MidiEvent[] {event},
midiDescriptor,
rb.getString("midi.tempo.addTempoEvent"),
UiToolkit.class) {
private static final long serialVersionUID = 1;
public void perform() {
super.perform();
float mpq = MidiToolkit.getTempoInMPQ((MetaMessage) events[0].getMessage());
descriptor.setTempoInMpq(mpq);
}
public void undo() {
super.undo();
descriptor.setTempoInMpq(-1);
}
};
edit.perform();
midiDescriptor.getUndoManager().addEdit(edit);
}
}
}
if (event != null) {
float mpq = MidiToolkit.getTempoInMPQ((MetaMessage) event.getMessage());
final SetTempoPanel tempoPanel = new SetTempoPanel(mpq);
Object[] message =
new Object[] {
tempoPanel,
};
JOptionPane pane =
new JOptionPane(
message,
JOptionPane.PLAIN_MESSAGE,
JOptionPane.OK_CANCEL_OPTION,
null,
null,
tempoPanel);
JDialog d = pane.createDialog(UiToolkit.getMainFrame(), rb.getString("midi.tempo.title"));
d.addComponentListener(
new ComponentAdapter() {
public void componentShown(ComponentEvent e) {
tempoPanel.requestFocus();
}
});
d.setVisible(true);
Integer selectedValue = (Integer) pane.getValue();
if (selectedValue != null
&& selectedValue.intValue() == JOptionPane.OK_OPTION
&& tempoPanel.hasChanged()) {
// TODO: improve this!
float mpqVal = tempoPanel.getMPQValue();
ChangeTempoEdit undoableEdit =
new ChangeTempoEdit(midiDescriptor, track, event, mpqVal, UiToolkit.class);
undoableEdit.perform();
midiDescriptor.getUndoManager().addEdit(undoableEdit);
}
}
}
/**
* Displays a dialog that allows the user to edit the name of the given MIDI track.
*
* @param changeObj The change object for the undoable edit that is automatically created.
* @param midiDescriptor The MIDI descriptor containing the sequence that contains the given
* track.
* @param track The track.
* @param parent The component that shall be the parent of the created dialog.
* @return The new track name, or <code>null</code> if the user chose not to set a track name at
* all or aborted the dialog.
*/
public static String showEditTrackNameDialog(
Object changeObj, MidiDescriptor midiDescriptor, TrackProxy track, Component parent) {
if (track == null) {
return null;
}
String trackName = track.getTrackName();
JCheckBox cb =
new JCheckBox(
SgEngine.getInstance()
.getResourceBundle()
.getString("midi.track.editTrackName.storeNameInTrack"),
(trackName != null));
cb.addActionListener(
new ActionListener() {
public void actionPerformed(ActionEvent e) {
JComponent c = (JComponent) e.getSource();
c = (JComponent) c.getParent();
Component[] comps = ((JComponent) c.getParent()).getComponents();
for (int i = 0; i < comps.length; i++) {
if (comps[i] instanceof JPanel && comps[i] != c) {
if (((JPanel) comps[i]).getComponent(0) instanceof JTextField) {
((JTextField) ((JPanel) comps[i]).getComponent(0))
.setEnabled(((JCheckBox) e.getSource()).isSelected());
}
}
}
}
});
JPanel panel = new JPanel(new BorderLayout());
JPanel cbPanel = new JPanel(new FlowLayout(FlowLayout.LEFT));
cbPanel.add(cb);
cbPanel.setBorder(
new TitledBorder(
SgEngine.getInstance()
.getResourceBundle()
.getString("midi.track.editTrackName.setName")));
panel.add(cbPanel, BorderLayout.NORTH);
JPanel p = new JPanel(new FlowLayout(FlowLayout.LEFT));
JTextField textField = new JTextField((trackName != null ? trackName : ""), 30);
textField.setEnabled(cb.isSelected());
textField.selectAll();
p.add(textField);
p.setBorder(
new TitledBorder(
SgEngine.getInstance()
.getResourceBundle()
.getString("midi.track.editTrackName.trackName")));
panel.add(p);
Object[] message =
new Object[] {
panel,
};
int option =
JOptionPane.showConfirmDialog(
parent,
message,
SgEngine.getInstance().getResourceBundle().getString("midi.track.editTrackName.title"),
JOptionPane.OK_CANCEL_OPTION,
JOptionPane.PLAIN_MESSAGE,
null);
if (option == JOptionPane.OK_OPTION) {
String name;
if (cb.isSelected()) {
name = textField.getText();
} else {
name = null;
}
if (name == null && trackName == null || name != null && name.equals(trackName)) {
System.out.println("track name left unchanged!");
// nothing to do...
} else {
ChangeTrackNameEdit edit = new ChangeTrackNameEdit(track, name, midiDescriptor, changeObj);
edit.perform();
midiDescriptor.getUndoManager().addEdit(edit);
return name;
}
}
return null;
}