javaSE swing 做的windows资源管理器含说明文档论文

/** * @(#)frm.FileList.java 2008-8-19 * Copy Right Information : Tarena * Project : Explorer * JDK version used : jdk1.6.4 * Comments : 文件的列表及详情操作类。 * Version : 1.0 * Sr Date Modified By Why & What is modified * 1. 2008-8-19 小猪 新建 **/ package frm; import java.awt.BorderLayout; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; import java.awt.event.MouseAdapter; import java.awt.event.MouseEvent; import java.io.BufferedReader; import java.io.BufferedWriter; import java.io.File; import java.io.IOException; import java.io.InputStreamReader; import java.io.OutputStreamWriter; import java.text.SimpleDateFormat; import java.util.Date; import javax.swing.JMenuItem; import javax.swing.JOptionPane; import javax.swing.JPanel; import javax.swing.JPopupMenu; import javax.swing.JScrollPane; import javax.swing.JSplitPane; import javax.swing.JTable; import javax.swing.JTextArea; import javax.swing.ListSelectionModel; import javax.swing.event.ListSelectionEvent; import javax.swing.event.ListSelectionListener; import javax.swing.table.DefaultTableModel; import main.ExplorerMain; import tools.ExplorerUtil; import tools.FileInfo; /** * 文件的列表及详情操作类。 * 2008-8-19 * @author 达内科技[Tarena Training Group] * @version 1.0 * @since JDK1.6(建议) * @author Administrator */ public class FileList extends JPanel implements ActionListener{ /** 表格模型 */ private DefaultTableModel dtm=null; /** 显示文件详情的表格 */ private JTable table = null; /** 显示文件详细信息，根据文件的不同类型显示不同的文件和对文件的操作 */ private FileInfoPane pane = null; /** 文件所在的文件夹 */ private String filePosition = null; /** 弹出菜单 */ private JPopupMenu popupMenu = new JPopupMenu(); /** 运行 */ private JMenuItem menuRun = new JMenuItem("运行"); /** 停止 */ private JMenuItem menuStop = new JMenuItem("停止"); /** 用户选中的文件 */ private File file = null; private Process process = null; private boolean hasRun = false; private int x = 0; private int y = 0; public FileList() { dtm = new DefaultTableModel(); table=new JTable(dtm); table.setShowGrid(false); table.setSelectionMode(ListSelectionModel.SINGLE_SELECTION); table.getSelectionModel().addListSelectionListener(new FileListSelectionListenerImpl()); table.addMouseListener(new MyMouseEvent()); dtm.addColumn("名称"); dtm.addColumn("大小"); dtm.addColumn("类型"); dtm.addColumn("修改日期"); menuRun.addActionListener(this); menuStop.addActionListener(this); popupMenu.add(menuRun); popupMenu.addSeparator(); popupMenu.add(menuStop); pane = new FileInfoPane(); JScrollPane spUp=new JScrollPane(table); //JScrollPane spDown=new JScrollPane(pane); JSplitPane sp=new JSplitPane(JSplitPane.VERTICAL_SPLIT,true,spUp,pane); sp.setContinuousLayout(true); sp.setOneTouchExpandable(true); sp.setDividerLocation(400); setLayout(new BorderLayout()); add(sp,BorderLayout.CENTER); } /** * 点击文件目录上，显示目录内被过滤的文件的信息。 * @param list 目录的文件列表。 */ public void setFileList(File[] list,String filePosition){ this.filePosition = filePosition; dtm.setRowCount(0); SimpleDateFormat format = new SimpleDateFormat("yyyy-MM-dd HH:mm"); if(list!=null){ FileInfo info = ExplorerMain.fileInfo; for(File file:list){ String[] s={file.getName(), (file.length()/1024>1?file.length()/1024:1)+"KB", info.getFileType(file),//此处待会需要更改方法，调用静态方法 format.format(new Date(file.lastModified()))}; dtm.addRow(s); } } } public void actionPerformed(ActionEvent e) { if(e.getSource()==menuRun){ if(process==null){ processRun(); }else{ int n = JOptionPane.showConfirmDialog(null, "请先关闭之前打开的程序，确认关闭吗?"); if(n==JOptionPane.OK_OPTION) processStop(); } } if(e.getSource()==menuStop) processStop(); } /** * 进程运行。 */ private void processRun(){ hasRun = true; try { process= ExplorerUtil.excuteClass(file); BufferedReader br = new BufferedReader(new InputStreamReader(process.getInputStream())); BufferedWriter bw = new BufferedWriter(new OutputStreamWriter(process.getOutputStream())); new Thread(new InputStreamConsole(pane.getConsolePane().getArea(),br)).start(); pane.getInfotab().setSelectedIndex(7); } catch (IOException e1) { System.out.println("错误:"+e1.getMessage()); } } /** * 进程停止。 */ private void processStop(){ hasRun = false; try { if(process!=null) process.destroy(); process = null; } catch (RuntimeException e1) { System.out.println("关闭进程时，发生错误，可能其已经关闭，或发生其他问题。原因描述如下:"+e1.getMessage()); } } private class FileListSelectionListenerImpl implements ListSelectionListener{ public void valueChanged(ListSelectionEvent e) { try { //这里在离开table切换焦点时可能发生异常， if(table.getRowCount()>0){ setSelectFile(); if(file!=null && file.exists()){ pane.setFile(file); pane.changeFileInfo(); } } } catch (RuntimeException e1) { System.out.println("错误："+e1.getMessage()); } } } private void setSelectFile(){ int row = table.getSelectedRow(); if(row != -1){ String fileName =filePosition + table.getValueAt(row, 0).toString(); file = new File(fileName); }else file = null; } private class InputStreamConsole implements Runnable{ private BufferedReader br = null; private JTextArea area = null; public InputStreamConsole(JTextArea area,BufferedReader br) { this.area = area; this.br = br; } public void run() { area.setText(""); String line = null; try { while((line = br.readLine())!=null) area.append(line+"\n"); } catch (IOException e) { System.out.println("错误:"+e.getMessage()); } } } private class OutputStreamConsole implements Runnable{ private BufferedWriter bw; private JTextArea area = null; public OutputStreamConsole(JTextArea area,BufferedWriter bw) { this.area = area; this.bw = bw; } public void run() { } } private class MyMouseEvent extends MouseAdapter{ public void mousePressed(MouseEvent e) { super.mousePressed(e); x = e.getX(); y = e.getY(); //System.out.println(e.getButton()); if(e.getButton()==1){ setSelectFile(); if(file!=null && file.exists()){ String type = FileInfo.getFileFormat(file); if(type.equals(".jar") || type.equals(".class")){ popupMenu.show(table,x,y); if(!hasRun){ menuRun.setEnabled(true); menuStop.setEnabled(false); } else{ menuRun.setEnabled(false); menuStop.setEnabled(true); } } } } } } }