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   源码介绍

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单词练习（带发音）程序，java语音编写，有朗读功能，即可朗读你练习的单词，朗文发音，提高单词发音能力,

实例中包含jmf.jar（javax.media jar）

import java.awt.*;
import java.awt.event.*;
import java.io.IOException;
import javax.swing.*;

@SuppressWarnings("serial")
public class FirstWindow extends Frame implements ActionListener{
	
	String practiceFileName;
	JTextField msm;
	JMenuBar myMenuBar;
	JMenu myMenu;
	JMenu info;
	JMenuItem openItem;
	JMenuItem openHistoryItem;
	JMenuItem eixtItem;
	JMenuItem infoItem;
	JMenuItem cet4Item;
	JMenuItem cet6Item;
	
	FileDialog fileDialogLoad;		//文件对话框

	FirstWindow()throws IOException {

		msm = new JTextField(25);
		myMenuBar = new JMenuBar();
		myMenu = new JMenu("菜单");
		info = new JMenu("关于");
		openItem = new JMenuItem("打开练习文件");
		openHistoryItem = new JMenuItem("直接进入历史练习点");
		cet4Item = new JMenuItem("直接进入四级单词练习");
		cet6Item = new JMenuItem("直接进入六级单词练习");
		eixtItem = new JMenuItem("退出");
		infoItem = new JMenuItem("关于");
		setTitle("Word PV");
		setBounds(300, 200, 600, 400);
		addWindowListener(new WindowAdapter() {
			public void windowClosing(WindowEvent e) {
				System.exit(0);
			}
		});
		/* 添加菜单条 */
		add(myMenuBar,BorderLayout.NORTH);
		myMenuBar.add(myMenu);
		myMenuBar.add(info);
		myMenu.add(openItem);
		myMenu.add(openHistoryItem);
		myMenu.add(cet4Item);
		myMenu.add(cet6Item);
		myMenu.add(eixtItem);
		info.add(infoItem);

		openItem.addActionListener(this);
		openHistoryItem.addActionListener(this);
		cet4Item.addActionListener(this);
		cet6Item.addActionListener(this);
		eixtItem.addActionListener(this);
		infoItem.addActionListener(this);
	
		JPanel messagePanel = new JPanel();
		add(messagePanel,BorderLayout.CENTER);
		messagePanel.add(msm);
		msm.setFont(new Font("", 1, 25));
		msm.setText("请通过菜单打开TXT练习文件");
		msm.setVisible(true);
		
		fileDialogLoad = new FileDialog(this, "打开练习文件", FileDialog.LOAD);
		fileDialogLoad.setVisible(false);
		fileDialogLoad.setDirectory(System.getProperty("user.dir") "\\PracticeText");
		fileDialogLoad.addWindowListener(new WindowAdapter() {
			public void windowClosing(WindowEvent e) {
				fileDialogLoad.setVisible(false);
			}
		});
		setVisible(true);
		
	}

	public void actionPerformed(ActionEvent e) {

		if (e.getSource() == openItem) {
			fileDialogLoad.setVisible(true);
			practiceFileName = fileDialogLoad.getFile();
			String filePath = fileDialogLoad.getDirectory();
//			System.out.println(filePath);			//测试代码
			if (practiceFileName != null && practiceFileName.endsWith(".txt")) {
				try {
					@SuppressWarnings("unused")
					PracticeWindow myWindow = new PracticeWindow(filePath,practiceFileName);
					this.dispose();
				} catch (IOException e1) {
					// TODO Auto-generated catch block
					e1.printStackTrace();
				}
			} else
				msm.setText("别逗了，要打开一个TXT练习文件");
		}else if(e.getSource() == openHistoryItem){
			/*打开历史点*/
			msm.setText("此功能预留，但在你进入练习窗口时可用");
				
		}else if(e.getSource() == eixtItem){
			System.exit(1);
		}else if(e.getSource() == infoItem){
			JOptionPane.showMessageDialog(this," 单词练习小程序\r made in suzhou\r by ming\r 2010.11.16-2010.12.13", "Informatica",JOptionPane.INFORMATION_MESSAGE);
		}else if(e.getSource() == cet4Item){
			try {
				@SuppressWarnings("unused")
				PracticeWindow cet4Window = new PracticeWindow(System.getProperty("user.dir") "\\PracticeText\\","Cet4Word.txt");
				this.dispose();
			} catch (IOException e1) {
//				e1.printStackTrace();
				msm.setText("创建四级练习窗口失败！！！");
			}
		}else if(e.getSource() == cet6Item){
			try {
				@SuppressWarnings("unused")
				PracticeWindow cet6Window = new PracticeWindow(System.getProperty("user.dir") "\\PracticeText\\","Cet6Word.txt");
				this.dispose();
			} catch (IOException e1) {
				// TODO Auto-generated catch block
//				e1.printStackTrace();
				msm.setText("创建六级练习窗口失败！！！");
			}
		}
	}
}