/*
 * 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.file;

import org.eclipse.swt.SWT;
import org.eclipse.swt.events.TypedEvent;
import org.herac.tuxguitar.gui.TuxGuitar;
import org.herac.tuxguitar.gui.actions.Action;
import org.herac.tuxguitar.gui.actions.ActionLock;
import org.herac.tuxguitar.gui.helper.SyncThread;
import org.herac.tuxguitar.gui.util.ConfirmDialog;

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

  public NewFileAction() {
    super(NAME, AUTO_LOCK | AUTO_UPDATE | KEY_BINDING_AVAILABLE);
  }

  protected int execute(TypedEvent e) {
    if (TuxGuitar.instance().getFileHistory().isUnsavedFile()) {
      ConfirmDialog confirm = new ConfirmDialog(TuxGuitar
          .getProperty("file.save-changes-question"));
      confirm.setDefaultStatus(ConfirmDialog.STATUS_CANCEL);
      int status = confirm.confirm(ConfirmDialog.BUTTON_YES
          | ConfirmDialog.BUTTON_NO | ConfirmDialog.BUTTON_CANCEL,
          ConfirmDialog.BUTTON_YES);
      if (status == ConfirmDialog.STATUS_CANCEL) {
        return AUTO_UNLOCK;
      }
      if (status == ConfirmDialog.STATUS_YES) {
        final String fileName = FileActionUtils.getFileName();
        if (fileName == null) {
          return AUTO_UNLOCK;
        }
        TuxGuitar.instance().loadCursor(SWT.CURSOR_WAIT);
        new Thread(new Runnable() {
          public void run() {
            if (!TuxGuitar.isDisposed()) {
              FileActionUtils.save(fileName);
              TuxGuitar.instance().loadCursor(SWT.CURSOR_ARROW);
              new SyncThread(new Runnable() {
                public void run() {
                  if (!TuxGuitar.isDisposed()) {
                    newSong();
                  }
                }
              }).start();
            }
          }
        }).start();
        return 0;
      }
    }
    newSong();

    return 0;
  }

  protected void newSong() {
    TuxGuitar.instance().loadCursor(SWT.CURSOR_WAIT);
    new Thread(new Runnable() {
      public void run() {
        if (!TuxGuitar.isDisposed()) {
          TuxGuitar.instance().newSong();
          TuxGuitar.instance().loadCursor(SWT.CURSOR_ARROW);
          ActionLock.unlock();
        }
      }
    }).start();
  }
}