//設計一個電報機

//要導入的包

import java.awt.*;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import javax.swing.*;

import java.applet.Applet;
import java.applet.AudioClip;
import java.io.File;
import java.net.MalformedURLException;
import java.net.URL;

import javax.swing.JFrame;

//界面設置，包括按鈕，面板

public class LXCON extends JFrame implements ActionListener{
?
? /**
?? *
?? */
? private static final long serialVersionUID = 1L;
? JFrame f;
? JPanel p1,p2,p3;
? JTextField t1,t2;
? Label l1= new Label("INPUT");
? Label l2=new Label("OUTPUT");
? JButton b1[]=new JButton[3];
? String b[]= {"CLEAR","SWITCH","BEEP"};
? public LXCON(){
????? f=new JFrame("摩爾斯電碼轉換器V1.1");
????? t1=new JTextField(35);
????? t2=new JTextField(35);
????? p1=new JPanel();
????? p2=new JPanel();
????? p3=new JPanel();
????? f.setBounds(400, 200, 500,300);
??? ?
??? ?

????? f.add(p1,BorderLayout.NORTH);
????? f.add(p2,BorderLayout.SOUTH);
????? f.add(p3,BorderLayout.CENTER);
????? p3.setLayout(new GridLayout(1,3));
???? ?
????? p1.add(t1);
????? p1.add(l1);
????? p2.add(t2);
????? p2.add(l2);
????? for(int i=0;i<3;i++) {
????????? b1[i]=new JButton(b[i]);
????????? p3.add(b1[i]);
????????? b1[i].addActionListener(this);
????? }
??? ?
?
//??? ?
????? f.setVisible(true);
? }

?

?

public void actionPerformed(ActionEvent e) {?????? ?
?

????? if(e.getSource()==b1[0]) {
??????? t2.setText("");
??????? t1.setText("");
??????? }
????? else if (e.getSource()==b1[1]) {
????????? t2.setText(mo(t1.getText()));
????? }
????? else if (e.getSource()==b1[2]) {
????????? try {
????????????? beee(t2.getText());
????????? } catch (InterruptedException e1) {
????????????? // TODO Auto-generated catch block
????????????? e1.printStackTrace();
????????? }
????? }
???? }

?

public static String mosc (String toEncode)

{

String morse = toEncode;

if (toEncode.equalsIgnoreCase("a"))

morse = ".-";

if (toEncode.equalsIgnoreCase("b"))

morse = "-...";

if (toEncode.equalsIgnoreCase("c"))

morse = "-.-.";

if (toEncode.equalsIgnoreCase("d"))

morse = "-..";

if (toEncode.equalsIgnoreCase("e"))

morse = ".";

if (toEncode.equalsIgnoreCase("f"))

morse = "..-.";

if (toEncode.equalsIgnoreCase("g"))

morse = "--.";

if (toEncode.equalsIgnoreCase("h"))

morse = "....";

if (toEncode.equalsIgnoreCase("i"))

morse = "..";

if (toEncode.equalsIgnoreCase("j"))

morse = ".---";

if (toEncode.equalsIgnoreCase("k"))

morse = "-.-";

if (toEncode.equalsIgnoreCase("l"))

morse = ".-..";

if (toEncode.equalsIgnoreCase("m"))

morse = "--";

if (toEncode.equalsIgnoreCase("n"))

morse = "-.";

if (toEncode.equalsIgnoreCase("o"))

morse = "---";

if (toEncode.equalsIgnoreCase("p"))

morse = ".--.";

if (toEncode.equalsIgnoreCase("q"))

morse = "--.-";

if (toEncode.equalsIgnoreCase("r"))

morse = ".-.";

if (toEncode.equalsIgnoreCase("s"))

morse = "...";

if (toEncode.equalsIgnoreCase("t"))

morse = "-";

if (toEncode.equalsIgnoreCase("u"))

morse = "..-";

if (toEncode.equalsIgnoreCase("v"))

morse = "...-";

if (toEncode.equalsIgnoreCase("w"))

morse = ".--";

if (toEncode.equalsIgnoreCase("x"))

morse = "-..-";

if (toEncode.equalsIgnoreCase("y"))

morse = "-.--";

if (toEncode.equalsIgnoreCase("z"))

morse = "--..";

if (toEncode.equalsIgnoreCase("0"))

morse = "-----";

if (toEncode.equalsIgnoreCase("1"))

morse = ".----";

if (toEncode.equalsIgnoreCase("2"))

morse = "..---";

if (toEncode.equalsIgnoreCase("3"))

morse = "...--";

if (toEncode.equalsIgnoreCase("4"))

morse = "....-";

if (toEncode.equalsIgnoreCase("5"))

morse = ".....";

if (toEncode.equalsIgnoreCase("6"))

morse = "-....";

if (toEncode.equalsIgnoreCase("7"))

morse = "--...";

if (toEncode.equalsIgnoreCase("8"))

morse = "---..";

if (toEncode.equalsIgnoreCase("9"))

morse = "----.";

if (toEncode.equalsIgnoreCase("."))

morse = ".-.-";

if (toEncode.equalsIgnoreCase(","))

morse = "--..--";

if (toEncode.equalsIgnoreCase("?"))

morse = "..--..";

return morse;

}

?

//我們輸入的是字符串，所以需要利用上面的函數將字符串整體進行轉換

public static String mo(String moo) {
????? String? mo1="";
????? for (int i = 0; i < moo.length(); i++) {
????????? mo1+=mosc(Character.toString(moo.charAt(i)));
????? }
???? ?
????? return mo1;
???? ?
? }

//再加一個打嗶嗶聲的功能，就是把莫爾斯電碼打出來

@SuppressWarnings("deprecation")
public static class Player extends JFrame{
? /**
?? *
?? */
?
? public static void bf(){
????? try {
????????? URL cb;
????????? File f = new File("C:/Users/86180/Desktop/beep_1.wav"); //引號里面的是音樂文件所在的絕對路徑
????????? cb = f.toURL();
????????? AudioClip aau;
????????? aau = Applet.newAudioClip(cb);//加載音頻
????????? aau.play(); //播放音頻
????????? } catch (MalformedURLException e) {
????????????????? e.printStackTrace();
????????? }
? }
}

//將莫斯碼單個字符分析，調用上面的函數發聲

public static void beee(String cod) throws InterruptedException {
? for (int i = 0; i < cod.length(); i++) {
????? if(cod.charAt(i)=='.') {
???????? ?
????????? System.out.println("beep");
????????? Player.bf();
????????? Thread.currentThread().sleep(100);
????????? }
????????? else if (cod.charAt(i)=='-') {
????????????? Thread.currentThread().sleep(300);
????????? }
?????????? ?
???? ?
? }
}

//主函數
? public static void main(String[] args) {
????? new? LXCON();
? }

}

?

這樣就完成了，試試效果如何

總結

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