htablemodel.java

JAVA－explorer

import java.awt.* ;
import java.awt.event.* ;
import java.io.* ;
import java.text.* ;
import java.util.* ;
import javax.swing.* ;
import javax.swing.event.* ;
import javax.swing.table.* ;

public class HTableModel
  extends AbstractTableModel {
  String fullPath ;
  File[] fList ;
  public HTableModel() {
    super() ;
    // fList=(new File(".")).listFiles();
    // fullPath=".";
    // sortfList();
    fList = ( new File( "\\" ) ).listFiles() ;
    fullPath = "\\" ;
    sortfList() ;
  }

  public HTableModel( String fString ) {
    super() ;
    fList = ( new File( fString ) ).listFiles() ;
    fullPath = fString ;
    sortfList() ;
  }

  public void setDir( String neuDir ) {
    fList = ( new File( neuDir ) ).listFiles() ;
    fullPath = neuDir ;
    sortfList() ;
    fireTableStructureChanged() ;
  }

  public int getColumnCount() {
    return 4 ;
  }

  public int getRowCount() {
    return fList.length ;
  }

  public Object getValueAt( int row , int col ) {
    if ( col == 0 ) {
      return fList[ row ].getName() ;
    }
    else if ( col == 1 ) {
      //return (new Boolean(fList[row].isFile())).toString();
      String sAttr = "" ; // Attribut-String
      if ( fList[ row ].canRead() ) {
        sAttr += "r" ;
      }
      else {
        sAttr += "-" ;
      }
      if ( fList[ row ].canWrite() ) {
        sAttr += "w" ;
      }
      else {
        sAttr += "-" ;
      }
      if ( fList[ row ].isHidden() ) {
        sAttr += "h" ;
      }
      else {
        sAttr += "-" ;
        //if(fList[row].isDirectory()) sAttr+="D"; else sAttr+="F";
      }
      if ( fList[ row ].isDirectory() ) {
        sAttr += "D" ;
      }
      else {
        sAttr += "-" ;
      }
      return sAttr ;
    }
    else if ( col == 2 ) {
      // return (new HLong(fList[row].length())).strzero(10);
      return ( new HLong( fList[ row ].length() ) ).strPoint() ;
    }
    else if ( col == 3 ) {
      // return (new Date(fList[row].lastModified())).toString();
      Date dt = new Date( fList[ row ].lastModified() ) ;
      SimpleDateFormat df = new SimpleDateFormat( "dd.MM.yyyy-hh:mm:ss" ) ;
      return df.format( dt ) ;
    }
    return "" ;
  }

  public String getColumnName( int column ) {
    // Integer Column=new Integer(column);
    String[] HeaderArray = {
      "Dateiname" , "Attr" , "length" , "lastModified"} ;
    return HeaderArray[ column ] ;
  }

  public int getColumnWidth( int column ) {
    int[] widthArray = {
      200 , 30 , 80 , 120} ;
    // System.out.println("getColumnWidth "+widthArray[column]);
    return widthArray[ column ] ;
  }

  public int getColumnAlignment( int column ) {
    int[] alignmentArray = {
      -1 , -1 , 1 , -1} ; // -1 links, 0 center, 1 rechts
    return alignmentArray[ column ] ;
  }

  void sortfList() { // Sortieren File-Liste
    if ( fList != null && fList.length > 0 ) {
      for ( int lauf = 0 ; lauf <= fList.length ; lauf++ ) {
        for ( int pos = 0 ; pos < fList.length - 1 ; pos++ ) {
          if ( fList[ pos ].compareTo( fList[ pos + 1 ] ) > 0 ) {
            File puffer = fList[ pos ] ;
            fList[ pos ] = fList[ pos + 1 ] ;
            fList[ pos + 1 ] = puffer ;
          }
        }
      }
    }
  }

  public boolean isDir( int i ) {
    return fList[ i ].isDirectory() ;
  }

  public String getName( int i ) {
    return fList[ i ].getName() ;
  }

  public String fullPath() {
    return fullPath ;
  }

  public String fullName( int i ) { // DateiName mit Pfad eines bestimmten Tabelleneintrages
    String t = fullPath ;
    if ( !t.substring( t.length() - 1 ).equals( "\\" ) ) {
      t += "\\" ;
    }
    return t + getName( i ) ;
  }

  public boolean isHidden( int i ) { // Hidden-Attribute einer Datei aus der Tabelle
    return fList[ i ].isHidden() ;
  }
}