RemoveUnusedVoiceAction.java

/*
 * Created on 17-dic-2005
 * 
 * TODO To change the template for this generated file go to Window -
 * Preferences - Java - Code Style - Code Templates
 */
package org.herac.tuxguitar.gui.actions.note;

import org.eclipse.swt.events.TypedEvent;
import org.herac.tuxguitar.gui.TuxGuitar;
import org.herac.tuxguitar.gui.actions.Action;
import org.herac.tuxguitar.gui.editors.tab.Caret;
import org.herac.tuxguitar.gui.undo.undoables.measure.UndoableMeasureGeneric;
import org.herac.tuxguitar.song.models.TGBeat;

/**
 * @author julian
 * 
 *         TODO To change the template for this generated type comment go to
 *         Window - Preferences - Java - Code Style - Code Templates
 */
public class RemoveUnusedVoiceAction extends Action {
  public static final String NAME = "action.beat.general.remove-unused-voice";

  public RemoveUnusedVoiceAction() {
    super(NAME, AUTO_LOCK | AUTO_UNLOCK | AUTO_UPDATE | DISABLE_ON_PLAYING
        | KEY_BINDING_AVAILABLE);
  }

  protected int execute(TypedEvent e) {
    Caret caret = getEditor().getTablature().getCaret();
    if (caret.getMeasure() != null) {
      // comienza el undoable
      UndoableMeasureGeneric undoable = UndoableMeasureGeneric.startUndo();
      TuxGuitar.instance().getFileHistory().setUnsavedFile();

      for (int v = 0; v < TGBeat.MAX_VOICES; v++) {
        if (caret.getVoice() != v) {
          getSongManager().getMeasureManager().removeMeasureVoices(
              caret.getMeasure(), v);
        }
      }

      // termia el undoable
      addUndoableEdit(undoable.endUndo());
      updateTablature();
    }
    return 0;
  }

  public void updateTablature() {
    fireUpdate(getEditor().getTablature().getCaret().getMeasure().getNumber());
  }
}