?? ipassignapp.java~3~
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package tsinghuaip;import javax.swing.UIManager;import java.awt.*;public class IPAssignApp { boolean packFrame = false; //Construct the application public IPAssignApp() { IPAssignFrm frame = new IPAssignFrm(); //Validate frames that have preset sizes //Pack frames that have useful preferred size info, e.g. from their layout if (packFrame) { frame.pack(); } else { frame.validate(); } //Center the window 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); frame.setResizable(false); } public static void main(String[] args) { try { UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName()); } catch(Exception e) { e.printStackTrace(); } new IPAssignApp(); }}?? 快捷鍵說明
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