JAVA程序设计综合实验报告(文本编辑器).doc

华北科技学院计算机系课程综合作业实验报告华北科技学院计算机系课程综合作业实 验 报 告 课程名称 Java大学实用教程 实验学期 2010 至 2011 学年 第 1 学期学生所在系部 计算机系 年级 专业班级 学生姓名 学号 任课教师 实验成绩 计算机系制JAVA程序设计课程综合作业实验报告开课实验室：基础六 2010年 1月 5日实验题目文本编辑软件一、 实验目的1. 掌握Java语言的程序设计方法。2. 掌握基于Swing图形用户界面设计的思想。3. 理论联系实际，提高软件开发技术。4.培养学生分析，解决问题的能力。二、 设备与环境PC机，Windows操作系统，eclipse开发工具。三、 实验内容及代码模块目录 ：新建文件打开菜单栏保存关闭剪切复制文本编辑器编辑粘贴全选字体工具栏字号代码部分：import java.awt.*;import javax.swing.*;import javax.swing.event.*;import javax.swing.JFileChooser.*;import java.awt.event.*;import java.util.Date;import java.text.SimpleDateFormat;import java.io.*;public class Text public static void main (String args)FirstWindow win = new FirstWindow(文本编辑器);class MyInternalFrame extends JInternalFrame JTextArea text; MyInternalFrame(String title) super(title,true,true,true,true); text=new JTextArea(); add(new JScrollPane(text),BorderLayout.CENTER); setDefaultCloseOperation(JFrame.DISPOSE_ON_CLOSE); addInternalFrameListener(new InternalFrameAdapter() public void internalFrameActivated(InternalFrameEvent e) setLayer(JDesktopPane.DRAG_LAYER); public void internalFrameDeactivated(InternalFrameEvent e) setLayer(JDesktopPane.DEFAULT_LAYER); ); public JTextArea getJTextArea() return text; class FirstWindow extends JFrameFileDialog op1,sv1,op2,sv2;JToolBar toolbar1;JMenuBar menubar;JMenu menu1,menu2;JMenuItem item1_New,item1_Open,item1_Save,item1_Exit;JMenuItem item2_Cut,item2_Paste,item2_Copy,item2_All;JComboBox combobox_Ziti,combobox_Zihao;JSplitPane splitpane;JDesktopPane desk;FirstWindow(String s)setTitle(s);setSize(800,600);setLocation(120,120);setVisible(true);GraphicsEnvironment ge=GraphicsEnvironment.getLocalGraphicsEnvironment();String fontname=ge.getAvailableFontFamilyNames();String size=10,15,20,25,30,35,40,45,50;op1=new FileDialog(this,打开,FileDialog.LOAD); sv1=new FileDialog(this,保存,FileDialog.SAVE); op2=new FileDialog(this,打开,FileDialog.LOAD); sv2=new FileDialog(this,保存,FileDialog.SAVE); desk=new JDesktopPane();desk.setDesktopManager(new DefaultDesktopManager();add(desk,BorderLayout.CENTER);menubar = new JMenuBar();menu1=new JMenu(文件);item1_New=new JMenuItem(新建);item1_Open=new JMenuItem(打开);item1_Save=new JMenuItem(保存);item1_Exit=new JMenuItem(结束);menu2=new JMenu(编辑);item2_Cut=new JMenuItem(剪切);item2_Paste=new JMenuItem(粘贴);item2_Copy=new JMenuItem(复制);item2_All=new JMenuItem(全选);toolbar1=new JToolBar();combobox_Ziti=new JComboBox(fontname);combobox_Zihao=new JComboBox(size);item1_New.setAccelerator(KeyStroke.getKeyStroke(KeyEvent.VK_N,InputEvent.CTRL_MASK );item1_Open.setAccelerator(KeyStroke.getKeyStroke(KeyEvent.VK_O,InputEvent.CTRL_MASK );item1_Save.setAccelerator(KeyStroke.getKeyStroke(KeyEvent.VK_S,InputEvent.CTRL_MASK);item2_Cut.setAccelerator(KeyStroke.getKeyStroke(KeyEvent.VK_X,InputEvent.CTRL_MASK );item2_Copy.setAccelerator(KeyStroke.getKeyStroke(KeyEvent.VK_C,InputEvent.CTRL_MASK );item2_Paste.setAccelerator(KeyStroke.getKeyStroke(KeyEvent.VK_V,InputEvent.CTRL_MASK );menu1.add(item1_New);menu1.add(item1_Open);menu1.addSeparator();menu1.add(item1_Save);menu1.addSeparator();menu1.add(item1_Exit);menu2.add(item2_Cut);menu2.add(item2_Paste);menu2.add(item2_Copy);menu2.addSeparator();menu2.add(item2_All);menubar.add(menu1);menubar.add(menu2);setJMenuBar(menubar);toolbar1.add(combobox_Zihao);toolbar1.add(combobox_Ziti);getContentPane().add(toolbar1,BorderLayout.NORTH);validate();setDefaultCloseOperation(JFrame.DISPOSE_ON_CLOSE );/新建文档item1_New.addActionListener(new ActionListener()public void actionPerformed(ActionEvent e)JInternalFrame a=desk.getAllFrames();JInternalFrame newInternalFrame=new MyInternalFrame(新文档);newInternalFrame.setBounds(15,15,300,300);newInternalFrame.setVisible(true);desk.add(newInternalFrame,JDesktopPane.DRAG_LAYER); );/打开文档item1_Open.addActionListener(new ActionListener()public void actionPerformed(ActionEvent e)MyInternalFrame internalFrame=(MyInternalFrame)desk.getSelectedFrame();JTextArea text=internalFrame.getJTextArea(); String str; op1.setVisible(true); try File f1=new File(op1.getDirectory(),op1.getFile(); FileReader fr=new FileReader(f1); BufferedReader br=new BufferedReader(fr); text.setText(); while(str=br.readLine()!=null)text.append(str+n); fr.close(); catch(Exception e1);/保存文档item1_Save.addActionListener(new ActionListener()public void actionPerformed(ActionEvent e)MyInternalFrame internalFrame=(MyInternalFrame)desk.getSelectedFrame();JTextArea text=internalFrame.getJTextArea();sv1.setVisible(true); try File f1=new File(sv1.getDirectory(),sv1.getFile(); FileWriter fw=new FileWriter(f1); BufferedWriter bw=new BufferedWriter(fw); String gt=text.getText(); bw.write(gt,0,gt.length(); bw.flush(); fw.close(); catch ( Exception e2) );/关闭程序item1_Exit.addActionListener(new ActionListener()public void actionPerformed(ActionEvent e) System.exit(0););/剪切item2_Cut.addActionListener(new ActionListener() public void actionPerformed(ActionEvent e)MyInternalFrame internalFrame=(MyInternalFrame)desk.getSelectedFrame();JTextArea text=internalFrame.getJTextArea();text.cut(); );/复制item2_Copy.addActionListener(new ActionListener() public void actionPerformed(ActionEvent e) MyInternalFrame internalFrame=(MyInternalFrame)desk.getSelectedFrame();JTextArea text=internalFrame.getJTextArea();text.copy(); );/粘贴item2_Paste.addActionListener(new ActionListener()public void actionPerformed(ActionEvent e)MyInternalFrame internalFrame=(MyInternalFrame)desk.getSelectedFrame();JTextArea text=internalFrame.getJTextArea();text.paste(); );/全选item2_All.addActionListener(new ActionListener()public void actionPerformed(ActionEvent e)MyInternalFrame internalFrame=(MyInternalFrame)desk.getSelectedFrame();JTextArea text=internalFrame.getJTextArea();text.selectAll(););/字体combobox_Ziti.addItemListener(new ItemListener()public void itemStateChanged(ItemEvent e)MyInternalFrame internalFrame=(MyInternalFrame)desk.getSelectedFrame();JTextArea text=internalFrame.getJTextArea();String name=(String)combobox_Ziti.getSelectedItem();int s=combobox_Zihao.getSelectedIndex();int n=10+(s*5);Font f=new Font(name,Font.PLAIN,n);text.setFont(f););/字