S283 Planetary Science &n…he Search for Life DVD 2/DVD-ROM.iso/install/jre1_3/lib/rt.jar/javax/swing/plaf/basic/BasicDirectoryModel.class

Java Class File | 1979-12-31 | 3.7 KB | 178 lines

package javax.swing.plaf.basic;

import java.beans.PropertyChangeEvent;
import java.beans.PropertyChangeListener;
import java.io.File;
import java.util.Vector;
import javax.swing.AbstractListModel;
import javax.swing.JFileChooser;
import javax.swing.event.ListDataEvent;

public class BasicDirectoryModel extends AbstractListModel implements PropertyChangeListener {
   private JFileChooser filechooser = null;
   private Vector fileCache = null;
   private LoadFilesThread loadThread = null;
   private Vector files = null;
   private Vector directories = null;
   private int fetchID = 0;

   public BasicDirectoryModel(JFileChooser var1) {
      this.filechooser = var1;
      this.validateFileCache();
   }

   public void propertyChange(PropertyChangeEvent var1) {
      String var2 = var1.getPropertyName();
      if (var2 == "directoryChanged" || var2 == "fileViewChanged" || var2 == "fileFilterChanged" || var2 == "FileHidingChanged" || var2 == "fileSelectionChanged") {
         this.invalidateFileCache();
         this.validateFileCache();
      }

   }

   public void invalidateFileCache() {
      this.files = null;
      this.directories = null;
      this.fileCache = null;
   }

   public Vector getDirectories() {
      if (this.directories != null) {
         return this.directories;
      } else {
         Vector var1 = this.getFiles();
         return this.directories;
      }
   }

   public Vector getFiles() {
      if (this.files != null) {
         return this.files;
      } else {
         this.files = new Vector();
         this.directories = new Vector();
         this.directories.addElement(this.filechooser.getFileSystemView().createFileObject(this.filechooser.getCurrentDirectory(), ".."));
         if (this.fileCache != null) {
            for(int var1 = 0; var1 < this.getSize(); ++var1) {
               File var2 = (File)this.fileCache.elementAt(var1);
               if (this.filechooser.isTraversable(var2)) {
                  this.directories.addElement(var2);
               } else {
                  this.files.addElement(var2);
               }
            }
         }

         return this.files;
      }
   }

   public void validateFileCache() {
      File var1 = this.filechooser.getCurrentDirectory();
      if (var1 == null) {
         this.invalidateFileCache();
      } else {
         if (this.loadThread != null) {
            this.loadThread.interrupt();
         }

         ++this.fetchID;
         this.invalidateFileCache();
         this.fileCache = new Vector(50);
         this.loadThread = new LoadFilesThread(this, var1, this.fetchID);
         this.loadThread.start();
      }
   }

   public void fireContentsChanged() {
      this.files = null;
      this.directories = null;
      ((AbstractListModel)this).fireContentsChanged(this, 0, this.getSize() - 1);
   }

   public int getSize() {
      return this.fileCache != null ? this.fileCache.size() : 0;
   }

   public boolean contains(Object var1) {
      return this.fileCache != null ? this.fileCache.contains(var1) : false;
   }

   public int indexOf(Object var1) {
      return this.fileCache != null ? this.fileCache.indexOf(var1) : 0;
   }

   public Object getElementAt(int var1) {
      return this.fileCache != null ? this.fileCache.elementAt(var1) : null;
   }

   public void intervalAdded(ListDataEvent var1) {
   }

   public void intervalRemoved(ListDataEvent var1) {
   }

   protected void sort(Vector var1) {
      this.quickSort(var1, 0, var1.size() - 1);
   }

   private void quickSort(Vector var1, int var2, int var3) {
      int var4 = var2;
      int var5 = var3;
      if (var3 > var2) {
         File var6 = (File)var1.elementAt((var2 + var3) / 2);

         while(var4 <= var5) {
            while(var4 < var3 && this.method_0((File)var1.elementAt(var4), var6)) {
               ++var4;
            }

            while(var5 > var2 && this.method_0(var6, (File)var1.elementAt(var5))) {
               --var5;
            }

            if (var4 <= var5) {
               this.swap(var1, var4, var5);
               ++var4;
               --var5;
            }
         }

         if (var2 < var5) {
            this.quickSort(var1, var2, var5);
         }

         if (var4 < var3) {
            this.quickSort(var1, var4, var3);
         }
      }

   }

   private void swap(Vector var1, int var2, int var3) {
      Object var4 = var1.elementAt(var2);
      var1.setElementAt(var1.elementAt(var3), var2);
      var1.setElementAt(var4, var3);
   }

   // $FF: renamed from: lt (java.io.File, java.io.File) boolean
   protected boolean method_0(File var1, File var2) {
      return var1.getName().toLowerCase().compareTo(var2.getName().toLowerCase()) < 0;
   }

   // $FF: synthetic method
   static JFileChooser access$000(BasicDirectoryModel var0) {
      return var0.filechooser;
   }

   // $FF: synthetic method
   static int access$100(BasicDirectoryModel var0) {
      return var0.fetchID;
   }

   // $FF: synthetic method
   static Vector access$200(BasicDirectoryModel var0) {
      return var0.fileCache;
   }
}