java实现的本地文件管理器——仿Windows文件资源管理器

package UI; import BLL.*; import java.awt.BorderLayout; import java.awt.Container; import java.awt.Desktop; import java.awt.Dimension; import java.awt.FlowLayout; import java.awt.Font; import java.awt.Point; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; import java.awt.event.MouseAdapter; import java.awt.event.MouseEvent; import java.awt.event.MouseListener; import java.io.File; import java.io.IOException; import java.io.Serializable; import java.nio.file.Files; import java.nio.file.Path; import java.nio.file.Paths; import java.nio.file.attribute.BasicFileAttributes; import java.text.DecimalFormat; import java.util.*; import javax.swing.table.DefaultTableModel; import javax.swing.*; import javax.swing.tree.DefaultMutableTreeNode; import javax.swing.tree.DefaultTreeModel; import javax.swing.event.TreeSelectionEvent; import javax.swing.event.TreeSelectionListener; import javax.swing.filechooser.FileSystemView; import javax.swing.tree.DefaultMutableTreeNode; public class MainForm extends JFrame implements ActionListener{ public static MainForm _instance; JPanel p, SortPanel, SearchPanel, ShowPanel, FunctPanel, TreePanel; JTree BigTree; FilesTree filesTree; JScrollPane ScrollShow, TreeShow; JRadioButton AllFiles,Videos,Text,Picture,Music; DefaultMutableTreeNode node; JButton PreBtn, LatBtn, GoBtn; ButtonGroup Classify; JComboBox SortList, SortType; JTextField SearchText, GuideText; JCheckBox FileCheck, DirCheck; JLabel SortTxt, SearchTxt, SearchType; String Sort_Items[] = {"文件大小","修改时间","首字母"}; String Sort_Type_Items[] = {"升序","降序"}; public String Cur_URL = ""; String Pre_URL = ""; String LatURL = ""; //各类文件格式匹配的初始化 List<String> VideoType = Arrays.asList("avi","wmv","rm","rmvb","mpeg1","mpeg2","mpeg4","mp4","3gp","asf","swf","vob","dat","mov","m4v","flv","f4v","mkv","mts","ts","qsv","AVI","WMV","RM","RMVB","MPEG1","MPEG2","MPEG4","MP4","3GP","ASF","SWF","VOB","DAT","MOV","M4V","FLV","F4V","MKV","MTS","TS","QSV"); List<String> GraphType = Arrays.asList("bmp","gif","jpeg","jpeg2000","tiff","psd","png","swf","svg","pcx","dxf","wmf","emf","lic","eps","tga","jpg","BMP","GIF","JPEG","JPEG2000","TIFF","PSD","PNG","SWF","SVG","PCX","DXF","WMF","EMF","LIC","EPS","TGA","JPG"); List<String> TxtType = Arrays.asList("txt","doc","docx","wps","pdf","chm","pdg","wdl","xls","xlsx","ppt","pptx","java","c","cpp","py"); List<String> MusicType = Arrays.asList("cd","wave","wav","aiff","au","mp3","midi","wma","aac","ape","CD","WAVE","WAV","AIFF","AU","MP3","MIDI","WMA","RealAudio","VQF","OggVorbis","AAC","APE"); public Map<String, String> Maps = new HashMap<String,String>(); //文件列表的相关变量 JList<String> list; public DefaultListModel defaultListModel; public Stack<String> stack, stack_return; JPopupMenu jPopupMenu = null; JPopupMenu jPopupMenu2 = null; JPopupMenu jPopupMenu3 = null; JMenuItem[] JMIs = new JMenuItem[10]; JMenuItem[] JMIs2 = new JMenuItem[5]; JMenuItem delete = new JMenuItem("删除"); public Icon[] AllIcons = new Icon[999999];//存储搜索得到的文件图标 public int Icon_Counter = 0; //保存GB,MB,KB,B对应的字节数，方便换算文件大小及单位 long[] Sizes = {1073741824,1048576,1024,1}; String[] Size_Names = {"GB", "MB", "KB", "B"}; Boolean isSearching = false; public MainForm(){//主界面 this._instance = this; this.setTitle("文件管家"); this.setBounds(500, 500, 1010, 650); this.getContentPane().setLayout(null); Init(); this.setLocationRelativeTo(null); this.setVisible(true); this.setDefaultCloseOperation(EXIT_ON_CLOSE); this.setResizable(false); } public void Init(){ //各个panel初始化 p = new JPanel(); SortPanel = new JPanel(); SearchPanel = new JPanel(); ShowPanel = new JPanel(); FunctPanel = new JPanel(); TreePanel = new JPanel(); p.setBounds(5, 5, 1000, 50); p.setLayout(new FlowLayout(FlowLayout.LEFT,15,5)); //顶部查询搜索模块 SortPanel.setSize(200, 80); SortPanel.setLayout(new FlowLayout()); //类别JRadioButton初始化 AllFiles = new JRadioButton("所有文件"); AllFiles.setSelected(true); Videos = new JRadioButton("视频"); Picture = new JRadioButton("图片"); Music = new JRadioButton("音乐"); Text = new JRadioButton("文档"); Videos.addActionListener(this); Picture.addActionListener(this); Music.addActionListener(this); Text.addActionListener(this); AllFiles.addActionListener(this); Classify = new ButtonGroup(); Classify.add(AllFiles); Classify.add(Videos); Classify.add(Picture); Classify.add(Music); Classify.add(Text); SortTxt = new JLabel("排序"); SortList = new JComboBox(Sort_Items); SortType = new JComboBox(Sort_Type_Items); SortPanel.add(SortTxt); SortPanel.add(SortList); SortPanel.add(SortType); SearchTxt = new JLabel("搜索"); SearchTxt.setBounds(5,5,50,30); SearchText = new JTextField(15); SearchText.setBounds(50, 5, 120, 30); SearchText.addActionListener(this); SearchType = new JLabel("搜索类型"); FileCheck = new JCheckBox("文件"); FileCheck.setSelected(true); DirCheck = new JCheckBox("目录"); DirCheck.setSelected(true); FileCheck.addActionListener(this); DirCheck.addActionListener(this); p.add(AllFiles); p.add(Videos); p.add(Picture); p.add(Music); p.add(Text); p.add(SortPanel); p.add(SearchTxt); p.add(SearchText); p.add(SearchType); p.add(FileCheck); p.add(DirCheck); //中上导航栏35 FunctPanel = new JPanel(); FunctPanel.setBounds(5, 50, 990, 45); FunctPanel.setLayout(null); PreBtn = new JButton("<"); PreBtn.setFont(new Font("Serif", Font.PLAIN, 20)); PreBtn.setBounds(5, 5, 85, 25); PreBtn.addActionListener(this); LatBtn = new JButton(">"); LatBtn.setFont(new Font("Serif", Font.PLAIN, 20)); LatBtn.setBounds(85, 5, 85, 25); LatBtn.addActionListener(this); GuideText = new JTextField(); GuideText.setBounds(180, 5, 740, 25); GuideText.addActionListener(this); GoBtn = new JButton("Go!"); GoBtn.setFont(new Font("Serif", Font.PLAIN, 15)); GoBtn.setBounds(925, 5, 65, 25); GoBtn.addActionListener(this); FunctPanel.add(PreBtn); FunctPanel.add(LatBtn); FunctPanel.add(GuideText); FunctPanel.add(GoBtn); this.add(FunctPanel); //中部文件列表 stack = new Stack<String>(); stack_return = new Stack<String>(); ShowPanel.setSize(800, 610); ShowPanel.setLocation(200, 90); ShowPanel.setLayout(null); list = new JList<String>(); jPopupMenu = new JPopupMenu();//文件/文件夹的属性菜单 jPopupMenu2 = new JPopupMenu();//磁盘的属性菜单 JMIs[0] = new JMenuItem("打开"); JMIs[1] = new JMenuItem("删除"); JMIs[2] = new JMenuItem("重命名"); JMIs[3] = new JMenuItem("属性"); for(int k = 0; k < 4; ++k){//文件/文件夹的属性菜单初始化 JMIs[k].addActionListener(this); jPopupMenu.add(JMIs[k]); } JMIs2[0] = new JMenuItem("打开"); JMIs2[1] = new JMenuItem("属性"); for(int k = 0; k < 2; ++k){//磁盘的属性菜单初始化 JMIs2[k].addActionListener(this); jPopupMenu2.add(JMIs2[k]); } jPopupMenu3 = new JPopupMenu(); delete.addActionListener(this); jPopupMenu3.add(delete); list.add(jPopupMenu3); list.add(jPopupMenu2); list.add(jPopupMenu); Home_List();//显示磁盘根目录 list.addMouseListener(new MouseAdapter() { public void mouseClicked(MouseEvent e){ if(list.getSelectedIndex() != -1){ if(e.getClickCount() == 1){//单击l