jmtframe.java

来自「一个用于排队系统仿真的开源软件,有非常形象的图象仿真过程!」· Java 代码 · 共 54 行

/**    
  * Copyright (C) 2006, Laboratorio di Valutazione delle Prestazioni - Politecnico di Milano

  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
  * the Free Software Foundation; either version 2 of the License, or
  * (at your option) any later version.

  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  * GNU General Public License for more details.

  * You should have received a copy of the GNU General Public License
  * along with this program; if not, write to the Free Software
  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  */
  
package jmt.gui.jmodel.mainGui;

import javax.swing.*;
import java.awt.*;

/**  Default Jmt Frame, has some more function then the standard frame

 * @author Federico Granata
 * Date: 3-giu-2003
 * Time: 15.59.05

 */
public class JmtFrame extends JFrame {

	/**
	 * Creates a new frame centered on the screeen & whith the defalt close
	 * operation set to exit.
	 *
	 */
	public JmtFrame() {
		super();
		setDefaultCloseOperation(JFrame.DO_NOTHING_ON_CLOSE);
	}

	/**
	 * Sets position of the frame at center of the screen.
	 */
	public void centerOnScreen() {
		Toolkit toolkit = Toolkit.getDefaultToolkit();
		//gets screen size
		Dimension screenSize = toolkit.getScreenSize();
		setLocation((int) (screenSize.getWidth() - getWidth()) / 2,
		        (int) (screenSize.getHeight() - getHeight()) / 2);
	}
}