?? stums.java
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import javax.swing.UIManager;import java.awt.*;/** * 學生管理系統運行主類 */public class StuMS { boolean packFrame = false; /** * 構造函數 */ public StuMS() { StuMain frame = new StuMain(); if (packFrame) { frame.pack(); } else { frame.validate(); } //設置運行時窗口的位置 Dimension screenSize = Toolkit.getDefaultToolkit().getScreenSize(); Dimension frameSize = frame.getSize(); if (frameSize.height > screenSize.height) { frameSize.height = screenSize.height; } if (frameSize.width > screenSize.width) { frameSize.width = screenSize.width; } frame.setLocation((screenSize.width - frameSize.width) / 2, (screenSize.height - frameSize.height) / 2); frame.setVisible(true); } public static void main(String[] args) { //設置運行風格 try { UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName()); } catch(Exception e) { e.printStackTrace(); } new StuMS(); }}?? 快捷鍵說明
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