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import javax.swing.*;
import java.awt.*;
public class ToCenter
{
public ToCenter(JFrame frame)
{
//---------------------------ÉèÖô°¿Ú¾ÓÖÐ----------------------------------------------------------
int windowWidth = frame.getWidth(); //»ñµÃ´°¿Ú¿í
int windowHeight = frame.getHeight(); //»ñµÃ´°¿Ú¸ß
Toolkit kit = Toolkit.getDefaultToolkit(); //¶¨Ò幤¾ß°ü
Dimension screenSize = kit.getScreenSize(); //»ñÈ¡ÆÁÄ»µÄ³ß´ç
int screenWidth = screenSize.width; //»ñÈ¡ÆÁÄ»µÄ¿í
int screenHeight = screenSize.height; //»ñÈ¡ÆÁÄ»µÄ¸ß
frame.setLocation(screenWidth/2-windowWidth/2, screenHeight/2-windowHeight/2);//ÉèÖô°¿Ú¾ÓÖÐÏÔʾ
//------------------------------------------------------------------------------------------------
}
}
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package com.accp.array;
import java.lang.reflect.Array;
public class GrowArrayTest {
public static void main(String[] args) {
Integer[] array = {1,2,3,4}; //ͨÓÃÀ©Õ¹
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import javax.swing.*;
import java.awt.*;
import java.awt.event.*;
import java.util.*;
public class Temp {
public Temp() {
JFrame J = new JFrame("MENU");
Container C = J. ......