ChangeVelocityAction.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;

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

  public ChangeVelocityAction() {
    super(NAME, AUTO_LOCK | AUTO_UNLOCK | DISABLE_ON_PLAYING);
  }

  protected int execute(TypedEvent e) {
    if (e.widget.getData() instanceof Integer) {
      int velocity = ((Integer) e.widget.getData()).intValue();

      // comienza el undoable
      UndoableMeasureGeneric undoable = UndoableMeasureGeneric.startUndo();
      TuxGuitar.instance().getFileHistory().setUnsavedFile();

      Caret caret = getEditor().getTablature().getCaret();
      caret.setVelocity(velocity);
      getSongManager().getMeasureManager().changeVelocity(velocity,
          caret.getMeasure(), caret.getPosition(),
          caret.getSelectedString().getNumber());
      updateTablature();

      // termia el undoable
      addUndoableEdit(undoable.endUndo());

      return AUTO_UPDATE;
    }
    return 0;
  }

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