?? update.java~1~
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package lineupdate;import java.awt.*;import java.awt.event.*;import java.applet.*;public class update extends Applet { boolean flag; Point spoint; Point epoint; boolean isStandalone = false; /**Get a parameter value*/ public String getParameter(String key, String def) { return isStandalone ? System.getProperty(key, def) : (getParameter(key) != null ? getParameter(key) : def); } /**Construct the applet*/ public update() { } /**Initialize the applet*/ public void init() { flag = false; try { jbInit(); } catch(Exception e) { e.printStackTrace(); } } /**Component initialization*/ private void jbInit() throws Exception { this.addMouseMotionListener(new java.awt.event.MouseMotionAdapter() { public void mouseMoved(MouseEvent e) { this_mouseMoved(e); } }); } /**Get Applet information*/ public String getAppletInfo() { return "Applet Information"; } /**Get parameter info*/ public String[][] getParameterInfo() { return null; } void this_mouseMoved(MouseEvent e) { if (flag){ spoint = new Point[e.getX(),e.getY()]; } }}?? 快捷鍵說明
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