appletutil.java

Jodd是一个开源的公用Java基础类库

package jodd.util;


import java.awt.Dimension;
import java.awt.Toolkit;

import javax.swing.JApplet;
import javax.swing.JFrame;
import javax.swing.JPanel;

/**
 * Misc applet utils.
 */
public class AppletUtil {

	// create a title string from the class name:
	public static String title(Object o) {
		String t = o.getClass().toString();
		if (t.indexOf("class") != -1)			// remove the word "class":
			t = t.substring(6);
		return t;
	}
	

	/**
	 * Runs a frame.
	 *
	 * @param frame
	 * @param width
	 * @param height
	 */
	public static void run(JFrame frame, int width, int height) {
		frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
		frame.setSize(width, height);
		frame.setVisible(true);
	}
	
	
	/**
	 * Runs an applet.
	 *
	 * @param applet
	 * @param width
	 * @param height
	 */
	public static void run(JApplet applet, int width, int height) {
		JFrame frame = new JFrame(title(applet));
		frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
		frame.getContentPane().add(applet);
		frame.setSize(width, height);
		applet.init();
		applet.start();
		frame.setVisible(true);
	}

	/**
	 * Runs a pannel.
	 *
	 * @param panel
	 * @param width
	 * @param height
	 */
	public static void run(JPanel panel, int width, int height) {
		JFrame frame = new JFrame(title(panel));
		frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
		frame.getContentPane().add(panel);
		frame.setSize(width, height);
		frame.setVisible(true);
	}


	/**
	 * Center frame window.
	 *
	 * @param frame
	 */
	public static void center(JFrame frame) {
		Dimension frameSize = frame.getSize();
		Dimension screenSize = Toolkit.getDefaultToolkit().getScreenSize();
		frame.setLocation((screenSize.width - frameSize.width) / 2, (screenSize.height - frameSize.height) / 2);
	}
}